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-rw-r--r--erts/emulator/pcre/pcre_jit_compile.c5966
1 files changed, 3970 insertions, 1996 deletions
diff --git a/erts/emulator/pcre/pcre_jit_compile.c b/erts/emulator/pcre/pcre_jit_compile.c
index fb26c62817..89400498f0 100644
--- a/erts/emulator/pcre/pcre_jit_compile.c
+++ b/erts/emulator/pcre/pcre_jit_compile.c
@@ -52,8 +52,8 @@ POSSIBILITY OF SUCH DAMAGE.
we just include it. This way we don't need to touch the build
system files. */
-#define SLJIT_MALLOC(size) (PUBL(malloc))(size)
-#define SLJIT_FREE(ptr) (PUBL(free))(ptr)
+#define SLJIT_MALLOC(size, allocator_data) (PUBL(malloc))(size)
+#define SLJIT_FREE(ptr, allocator_data) (PUBL(free))(ptr)
#define SLJIT_CONFIG_AUTO 1
#define SLJIT_CONFIG_STATIC 1
#define SLJIT_VERBOSE 0
@@ -168,22 +168,23 @@ typedef struct jit_arguments {
pcre_uchar *mark_ptr;
void *callout_data;
/* Everything else after. */
- pcre_uint32 limit_match;
+ sljit_u32 limit_match;
int real_offset_count;
int offset_count;
- pcre_uint8 notbol;
- pcre_uint8 noteol;
- pcre_uint8 notempty;
- pcre_uint8 notempty_atstart;
+ sljit_u8 notbol;
+ sljit_u8 noteol;
+ sljit_u8 notempty;
+ sljit_u8 notempty_atstart;
} jit_arguments;
typedef struct executable_functions {
void *executable_funcs[JIT_NUMBER_OF_COMPILE_MODES];
+ void *read_only_data_heads[JIT_NUMBER_OF_COMPILE_MODES];
+ sljit_uw executable_sizes[JIT_NUMBER_OF_COMPILE_MODES];
PUBL(jit_callback) callback;
void *userdata;
- pcre_uint32 top_bracket;
- pcre_uint32 limit_match;
- sljit_uw executable_sizes[JIT_NUMBER_OF_COMPILE_MODES];
+ sljit_u32 top_bracket;
+ sljit_u32 limit_match;
} executable_functions;
typedef struct jump_list {
@@ -197,6 +198,12 @@ typedef struct stub_list {
struct stub_list *next;
} stub_list;
+typedef struct label_addr_list {
+ struct sljit_label *label;
+ sljit_uw *update_addr;
+ struct label_addr_list *next;
+} label_addr_list;
+
enum frame_types {
no_frame = -1,
no_stack = -2
@@ -270,11 +277,25 @@ typedef struct braminzero_backtrack {
struct sljit_label *matchingpath;
} braminzero_backtrack;
-typedef struct iterator_backtrack {
+typedef struct char_iterator_backtrack {
+ backtrack_common common;
+ /* Next iteration. */
+ struct sljit_label *matchingpath;
+ union {
+ jump_list *backtracks;
+ struct {
+ unsigned int othercasebit;
+ pcre_uchar chr;
+ BOOL enabled;
+ } charpos;
+ } u;
+} char_iterator_backtrack;
+
+typedef struct ref_iterator_backtrack {
backtrack_common common;
/* Next iteration. */
struct sljit_label *matchingpath;
-} iterator_backtrack;
+} ref_iterator_backtrack;
typedef struct recurse_entry {
struct recurse_entry *next;
@@ -306,7 +327,7 @@ typedef struct then_trap_backtrack {
int framesize;
} then_trap_backtrack;
-#define MAX_RANGE_SIZE 6
+#define MAX_RANGE_SIZE 4
typedef struct compiler_common {
/* The sljit ceneric compiler. */
@@ -314,64 +335,77 @@ typedef struct compiler_common {
/* First byte code. */
pcre_uchar *start;
/* Maps private data offset to each opcode. */
- sljit_si *private_data_ptrs;
+ sljit_s32 *private_data_ptrs;
+ /* Chain list of read-only data ptrs. */
+ void *read_only_data_head;
/* Tells whether the capturing bracket is optimized. */
- pcre_uint8 *optimized_cbracket;
+ sljit_u8 *optimized_cbracket;
/* Tells whether the starting offset is a target of then. */
- pcre_uint8 *then_offsets;
+ sljit_u8 *then_offsets;
/* Current position where a THEN must jump. */
then_trap_backtrack *then_trap;
/* Starting offset of private data for capturing brackets. */
- int cbra_ptr;
+ sljit_s32 cbra_ptr;
/* Output vector starting point. Must be divisible by 2. */
- int ovector_start;
+ sljit_s32 ovector_start;
+ /* Points to the starting character of the current match. */
+ sljit_s32 start_ptr;
/* Last known position of the requested byte. */
- int req_char_ptr;
+ sljit_s32 req_char_ptr;
/* Head of the last recursion. */
- int recursive_head_ptr;
- /* First inspected character for partial matching. */
- int start_used_ptr;
+ sljit_s32 recursive_head_ptr;
+ /* First inspected character for partial matching.
+ (Needed for avoiding zero length partial matches.) */
+ sljit_s32 start_used_ptr;
/* Starting pointer for partial soft matches. */
- int hit_start;
- /* End pointer of the first line. */
- int first_line_end;
+ sljit_s32 hit_start;
+ /* Pointer of the match end position. */
+ sljit_s32 match_end_ptr;
/* Points to the marked string. */
- int mark_ptr;
+ sljit_s32 mark_ptr;
/* Recursive control verb management chain. */
- int control_head_ptr;
+ sljit_s32 control_head_ptr;
/* Points to the last matched capture block index. */
- int capture_last_ptr;
- /* Points to the starting position of the current match. */
- int start_ptr;
+ sljit_s32 capture_last_ptr;
+ /* Fast forward skipping byte code pointer. */
+ pcre_uchar *fast_forward_bc_ptr;
+ /* Locals used by fast fail optimization. */
+ sljit_s32 fast_fail_start_ptr;
+ sljit_s32 fast_fail_end_ptr;
/* Flipped and lower case tables. */
- const pcre_uint8 *fcc;
+ const sljit_u8 *fcc;
sljit_sw lcc;
/* Mode can be PCRE_STUDY_JIT_COMPILE and others. */
int mode;
+ /* TRUE, when minlength is greater than 0. */
+ BOOL might_be_empty;
/* \K is found in the pattern. */
BOOL has_set_som;
/* (*SKIP:arg) is found in the pattern. */
BOOL has_skip_arg;
/* (*THEN) is found in the pattern. */
BOOL has_then;
- /* Needs to know the start position anytime. */
- BOOL needs_start_ptr;
+ /* (*SKIP) or (*SKIP:arg) is found in lookbehind assertion. */
+ BOOL has_skip_in_assert_back;
/* Currently in recurse or negative assert. */
BOOL local_exit;
/* Currently in a positive assert. */
BOOL positive_assert;
/* Newline control. */
int nltype;
+ sljit_u32 nlmax;
+ sljit_u32 nlmin;
int newline;
int bsr_nltype;
+ sljit_u32 bsr_nlmax;
+ sljit_u32 bsr_nlmin;
/* Dollar endonly. */
int endonly;
/* Tables. */
sljit_sw ctypes;
- int digits[2 + MAX_RANGE_SIZE];
/* Named capturing brackets. */
- sljit_uw name_table;
+ pcre_uchar *name_table;
sljit_sw name_count;
sljit_sw name_entry_size;
@@ -380,7 +414,9 @@ typedef struct compiler_common {
struct sljit_label *quit_label;
struct sljit_label *forced_quit_label;
struct sljit_label *accept_label;
+ struct sljit_label *ff_newline_shortcut;
stub_list *stubs;
+ label_addr_list *label_addrs;
recurse_entry *entries;
recurse_entry *currententry;
jump_list *partialmatch;
@@ -403,17 +439,14 @@ typedef struct compiler_common {
BOOL utf;
#ifdef SUPPORT_UCP
BOOL use_ucp;
-#endif
-#ifndef COMPILE_PCRE32
- jump_list *utfreadchar;
+ jump_list *getucd;
#endif
#ifdef COMPILE_PCRE8
+ jump_list *utfreadchar;
+ jump_list *utfreadchar16;
jump_list *utfreadtype8;
#endif
#endif /* SUPPORT_UTF */
-#ifdef SUPPORT_UCP
- jump_list *getucd;
-#endif
} compiler_common;
/* For byte_sequence_compare. */
@@ -424,27 +457,27 @@ typedef struct compare_context {
#if defined SLJIT_UNALIGNED && SLJIT_UNALIGNED
int ucharptr;
union {
- sljit_si asint;
- sljit_uh asushort;
+ sljit_s32 asint;
+ sljit_u16 asushort;
#if defined COMPILE_PCRE8
- sljit_ub asbyte;
- sljit_ub asuchars[4];
+ sljit_u8 asbyte;
+ sljit_u8 asuchars[4];
#elif defined COMPILE_PCRE16
- sljit_uh asuchars[2];
+ sljit_u16 asuchars[2];
#elif defined COMPILE_PCRE32
- sljit_ui asuchars[1];
+ sljit_u32 asuchars[1];
#endif
} c;
union {
- sljit_si asint;
- sljit_uh asushort;
+ sljit_s32 asint;
+ sljit_u16 asushort;
#if defined COMPILE_PCRE8
- sljit_ub asbyte;
- sljit_ub asuchars[4];
+ sljit_u8 asbyte;
+ sljit_u8 asuchars[4];
#elif defined COMPILE_PCRE16
- sljit_uh asuchars[2];
+ sljit_u16 asuchars[2];
#elif defined COMPILE_PCRE32
- sljit_ui asuchars[1];
+ sljit_u32 asuchars[1];
#endif
} oc;
#endif
@@ -456,16 +489,16 @@ typedef struct compare_context {
/* Used for accessing the elements of the stack. */
#define STACK(i) ((-(i) - 1) * (int)sizeof(sljit_sw))
-#define TMP1 SLJIT_SCRATCH_REG1
-#define TMP2 SLJIT_SCRATCH_REG3
-#define TMP3 SLJIT_TEMPORARY_EREG2
-#define STR_PTR SLJIT_SAVED_REG1
-#define STR_END SLJIT_SAVED_REG2
-#define STACK_TOP SLJIT_SCRATCH_REG2
-#define STACK_LIMIT SLJIT_SAVED_REG3
-#define ARGUMENTS SLJIT_SAVED_EREG1
-#define COUNT_MATCH SLJIT_SAVED_EREG2
-#define RETURN_ADDR SLJIT_TEMPORARY_EREG1
+#define TMP1 SLJIT_R0
+#define TMP2 SLJIT_R2
+#define TMP3 SLJIT_R3
+#define STR_PTR SLJIT_S0
+#define STR_END SLJIT_S1
+#define STACK_TOP SLJIT_R1
+#define STACK_LIMIT SLJIT_S2
+#define COUNT_MATCH SLJIT_S3
+#define ARGUMENTS SLJIT_S4
+#define RETURN_ADDR SLJIT_R4
/* Local space layout. */
/* These two locals can be used by the current opcode. */
@@ -481,19 +514,19 @@ to characters. The vector data is divided into two groups: the first
group contains the start / end character pointers, and the second is
the start pointers when the end of the capturing group has not yet reached. */
#define OVECTOR_START (common->ovector_start)
-#define OVECTOR(i) (OVECTOR_START + (i) * sizeof(sljit_sw))
-#define OVECTOR_PRIV(i) (common->cbra_ptr + (i) * sizeof(sljit_sw))
+#define OVECTOR(i) (OVECTOR_START + (i) * (sljit_sw)sizeof(sljit_sw))
+#define OVECTOR_PRIV(i) (common->cbra_ptr + (i) * (sljit_sw)sizeof(sljit_sw))
#define PRIVATE_DATA(cc) (common->private_data_ptrs[(cc) - common->start])
#if defined COMPILE_PCRE8
-#define MOV_UCHAR SLJIT_MOV_UB
-#define MOVU_UCHAR SLJIT_MOVU_UB
+#define MOV_UCHAR SLJIT_MOV_U8
+#define MOVU_UCHAR SLJIT_MOVU_U8
#elif defined COMPILE_PCRE16
-#define MOV_UCHAR SLJIT_MOV_UH
-#define MOVU_UCHAR SLJIT_MOVU_UH
+#define MOV_UCHAR SLJIT_MOV_U16
+#define MOVU_UCHAR SLJIT_MOVU_U16
#elif defined COMPILE_PCRE32
-#define MOV_UCHAR SLJIT_MOV_UI
-#define MOVU_UCHAR SLJIT_MOVU_UI
+#define MOV_UCHAR SLJIT_MOV_U32
+#define MOVU_UCHAR SLJIT_MOVU_U32
#else
#error Unsupported compiling mode
#endif
@@ -524,7 +557,9 @@ the start pointers when the end of the capturing group has not yet reached. */
#define GET_LOCAL_BASE(dst, dstw, offset) \
sljit_get_local_base(compiler, (dst), (dstw), (offset))
-static pcre_uchar* bracketend(pcre_uchar* cc)
+#define READ_CHAR_MAX 0x7fffffff
+
+static pcre_uchar *bracketend(pcre_uchar *cc)
{
SLJIT_ASSERT((*cc >= OP_ASSERT && *cc <= OP_ASSERTBACK_NOT) || (*cc >= OP_ONCE && *cc <= OP_SCOND));
do cc += GET(cc, 1); while (*cc == OP_ALT);
@@ -533,6 +568,20 @@ cc += 1 + LINK_SIZE;
return cc;
}
+static int no_alternatives(pcre_uchar *cc)
+{
+int count = 0;
+SLJIT_ASSERT((*cc >= OP_ASSERT && *cc <= OP_ASSERTBACK_NOT) || (*cc >= OP_ONCE && *cc <= OP_SCOND));
+do
+ {
+ cc += GET(cc, 1);
+ count++;
+ }
+while (*cc == OP_ALT);
+SLJIT_ASSERT(*cc >= OP_KET && *cc <= OP_KETRPOS);
+return count;
+}
+
/* Functions whose might need modification for all new supported opcodes:
next_opcode
check_opcode_types
@@ -585,10 +634,16 @@ switch(*cc)
case OP_CRMINQUERY:
case OP_CRRANGE:
case OP_CRMINRANGE:
+ case OP_CRPOSSTAR:
+ case OP_CRPOSPLUS:
+ case OP_CRPOSQUERY:
+ case OP_CRPOSRANGE:
case OP_CLASS:
case OP_NCLASS:
case OP_REF:
case OP_REFI:
+ case OP_DNREF:
+ case OP_DNREFI:
case OP_RECURSE:
case OP_CALLOUT:
case OP_ALT:
@@ -614,9 +669,9 @@ switch(*cc)
case OP_SCBRAPOS:
case OP_SCOND:
case OP_CREF:
- case OP_NCREF:
+ case OP_DNCREF:
case OP_RREF:
- case OP_NRREF:
+ case OP_DNRREF:
case OP_DEF:
case OP_BRAZERO:
case OP_BRAMINZERO:
@@ -736,10 +791,9 @@ switch(*cc)
static BOOL check_opcode_types(compiler_common *common, pcre_uchar *cc, pcre_uchar *ccend)
{
-pcre_uchar *name;
-pcre_uchar *name2;
-unsigned int cbra_index;
-int i;
+int count;
+pcre_uchar *slot;
+pcre_uchar *assert_back_end = cc - 1;
/* Calculate important variables (like stack size) and checks whether all opcodes are supported. */
while (cc < ccend)
@@ -748,6 +802,7 @@ while (cc < ccend)
{
case OP_SET_SOM:
common->has_set_som = TRUE;
+ common->might_be_empty = TRUE;
cc += 1;
break;
@@ -773,29 +828,21 @@ while (cc < ccend)
break;
case OP_CREF:
- i = GET2(cc, 1);
- common->optimized_cbracket[i] = 0;
+ common->optimized_cbracket[GET2(cc, 1)] = 0;
cc += 1 + IMM2_SIZE;
break;
- case OP_NCREF:
- cbra_index = GET2(cc, 1);
- name = (pcre_uchar *)common->name_table;
- name2 = name;
- for (i = 0; i < common->name_count; i++)
- {
- if (GET2(name, 0) == cbra_index) break;
- name += common->name_entry_size;
- }
- SLJIT_ASSERT(i != common->name_count);
-
- for (i = 0; i < common->name_count; i++)
+ case OP_DNREF:
+ case OP_DNREFI:
+ case OP_DNCREF:
+ count = GET2(cc, 1 + IMM2_SIZE);
+ slot = common->name_table + GET2(cc, 1) * common->name_entry_size;
+ while (count-- > 0)
{
- if (STRCMP_UC_UC(name2 + IMM2_SIZE, name + IMM2_SIZE) == 0)
- common->optimized_cbracket[GET2(name2, 0)] = 0;
- name2 += common->name_entry_size;
+ common->optimized_cbracket[GET2(slot, 0)] = 0;
+ slot += common->name_entry_size;
}
- cc += 1 + IMM2_SIZE;
+ cc += 1 + 2 * IMM2_SIZE;
break;
case OP_RECURSE:
@@ -817,15 +864,19 @@ while (cc < ccend)
cc += 2 + 2 * LINK_SIZE;
break;
+ case OP_ASSERTBACK:
+ slot = bracketend(cc);
+ if (slot > assert_back_end)
+ assert_back_end = slot;
+ cc += 1 + LINK_SIZE;
+ break;
+
case OP_THEN_ARG:
common->has_then = TRUE;
common->control_head_ptr = 1;
/* Fall through. */
case OP_PRUNE_ARG:
- common->needs_start_ptr = TRUE;
- /* Fall through. */
-
case OP_MARK:
if (common->mark_ptr == 0)
{
@@ -838,17 +889,20 @@ while (cc < ccend)
case OP_THEN:
common->has_then = TRUE;
common->control_head_ptr = 1;
- /* Fall through. */
+ cc += 1;
+ break;
- case OP_PRUNE:
case OP_SKIP:
- common->needs_start_ptr = TRUE;
+ if (cc < assert_back_end)
+ common->has_skip_in_assert_back = TRUE;
cc += 1;
break;
case OP_SKIP_ARG:
common->control_head_ptr = 1;
common->has_skip_arg = TRUE;
+ if (cc < assert_back_end)
+ common->has_skip_in_assert_back = TRUE;
cc += 1 + 2 + cc[1];
break;
@@ -862,8 +916,189 @@ while (cc < ccend)
return TRUE;
}
+static BOOL is_accelerated_repeat(pcre_uchar *cc)
+{
+switch(*cc)
+ {
+ case OP_TYPESTAR:
+ case OP_TYPEMINSTAR:
+ case OP_TYPEPLUS:
+ case OP_TYPEMINPLUS:
+ case OP_TYPEPOSSTAR:
+ case OP_TYPEPOSPLUS:
+ return (cc[1] != OP_ANYNL && cc[1] != OP_EXTUNI);
+
+ case OP_STAR:
+ case OP_MINSTAR:
+ case OP_PLUS:
+ case OP_MINPLUS:
+ case OP_POSSTAR:
+ case OP_POSPLUS:
+
+ case OP_STARI:
+ case OP_MINSTARI:
+ case OP_PLUSI:
+ case OP_MINPLUSI:
+ case OP_POSSTARI:
+ case OP_POSPLUSI:
+
+ case OP_NOTSTAR:
+ case OP_NOTMINSTAR:
+ case OP_NOTPLUS:
+ case OP_NOTMINPLUS:
+ case OP_NOTPOSSTAR:
+ case OP_NOTPOSPLUS:
+
+ case OP_NOTSTARI:
+ case OP_NOTMINSTARI:
+ case OP_NOTPLUSI:
+ case OP_NOTMINPLUSI:
+ case OP_NOTPOSSTARI:
+ case OP_NOTPOSPLUSI:
+ return TRUE;
+
+ case OP_CLASS:
+ case OP_NCLASS:
+#if defined SUPPORT_UTF || !defined COMPILE_PCRE8
+ case OP_XCLASS:
+ cc += (*cc == OP_XCLASS) ? GET(cc, 1) : (int)(1 + (32 / sizeof(pcre_uchar)));
+#else
+ cc += (1 + (32 / sizeof(pcre_uchar)));
+#endif
+
+ switch(*cc)
+ {
+ case OP_CRSTAR:
+ case OP_CRMINSTAR:
+ case OP_CRPLUS:
+ case OP_CRMINPLUS:
+ case OP_CRPOSSTAR:
+ case OP_CRPOSPLUS:
+ return TRUE;
+ }
+ break;
+ }
+return FALSE;
+}
+
+static SLJIT_INLINE BOOL detect_fast_forward_skip(compiler_common *common, int *private_data_start)
+{
+pcre_uchar *cc = common->start;
+pcre_uchar *end;
+
+/* Skip not repeated brackets. */
+while (TRUE)
+ {
+ switch(*cc)
+ {
+ case OP_SOD:
+ case OP_SOM:
+ case OP_SET_SOM:
+ case OP_NOT_WORD_BOUNDARY:
+ case OP_WORD_BOUNDARY:
+ case OP_EODN:
+ case OP_EOD:
+ case OP_CIRC:
+ case OP_CIRCM:
+ case OP_DOLL:
+ case OP_DOLLM:
+ /* Zero width assertions. */
+ cc++;
+ continue;
+ }
+
+ if (*cc != OP_BRA && *cc != OP_CBRA)
+ break;
+
+ end = cc + GET(cc, 1);
+ if (*end != OP_KET || PRIVATE_DATA(end) != 0)
+ return FALSE;
+ if (*cc == OP_CBRA)
+ {
+ if (common->optimized_cbracket[GET2(cc, 1 + LINK_SIZE)] == 0)
+ return FALSE;
+ cc += IMM2_SIZE;
+ }
+ cc += 1 + LINK_SIZE;
+ }
+
+if (is_accelerated_repeat(cc))
+ {
+ common->fast_forward_bc_ptr = cc;
+ common->private_data_ptrs[(cc + 1) - common->start] = *private_data_start;
+ *private_data_start += sizeof(sljit_sw);
+ return TRUE;
+ }
+return FALSE;
+}
+
+static SLJIT_INLINE void detect_fast_fail(compiler_common *common, pcre_uchar *cc, int *private_data_start, sljit_s32 depth)
+{
+ pcre_uchar *next_alt;
+
+ SLJIT_ASSERT(*cc == OP_BRA || *cc == OP_CBRA);
+
+ if (*cc == OP_CBRA && common->optimized_cbracket[GET2(cc, 1 + LINK_SIZE)] == 0)
+ return;
+
+ next_alt = bracketend(cc) - (1 + LINK_SIZE);
+ if (*next_alt != OP_KET || PRIVATE_DATA(next_alt) != 0)
+ return;
+
+ do
+ {
+ next_alt = cc + GET(cc, 1);
+
+ cc += 1 + LINK_SIZE + ((*cc == OP_CBRA) ? IMM2_SIZE : 0);
+
+ while (TRUE)
+ {
+ switch(*cc)
+ {
+ case OP_SOD:
+ case OP_SOM:
+ case OP_SET_SOM:
+ case OP_NOT_WORD_BOUNDARY:
+ case OP_WORD_BOUNDARY:
+ case OP_EODN:
+ case OP_EOD:
+ case OP_CIRC:
+ case OP_CIRCM:
+ case OP_DOLL:
+ case OP_DOLLM:
+ /* Zero width assertions. */
+ cc++;
+ continue;
+ }
+ break;
+ }
+
+ if (depth > 0 && (*cc == OP_BRA || *cc == OP_CBRA))
+ detect_fast_fail(common, cc, private_data_start, depth - 1);
+
+ if (is_accelerated_repeat(cc))
+ {
+ common->private_data_ptrs[(cc + 1) - common->start] = *private_data_start;
+
+ if (common->fast_fail_start_ptr == 0)
+ common->fast_fail_start_ptr = *private_data_start;
+
+ *private_data_start += sizeof(sljit_sw);
+ common->fast_fail_end_ptr = *private_data_start;
+
+ if (*private_data_start > SLJIT_MAX_LOCAL_SIZE)
+ return;
+ }
+
+ cc = next_alt;
+ }
+ while (*cc == OP_ALT);
+}
+
static int get_class_iterator_size(pcre_uchar *cc)
{
+sljit_u32 min;
+sljit_u32 max;
switch(*cc)
{
case OP_CRSTAR:
@@ -878,9 +1113,14 @@ switch(*cc)
case OP_CRRANGE:
case OP_CRMINRANGE:
- if (GET2(cc, 1) == GET2(cc, 1 + IMM2_SIZE))
- return 0;
- return 2;
+ min = GET2(cc, 1);
+ max = GET2(cc, 1 + IMM2_SIZE);
+ if (max == 0)
+ return (*cc == OP_CRRANGE) ? 2 : 1;
+ max -= min;
+ if (max > 2)
+ max = 2;
+ return max;
default:
return 0;
@@ -1031,6 +1271,7 @@ pcre_uchar *alternative;
pcre_uchar *end = NULL;
int private_data_ptr = *private_data_start;
int space, size, bracketlen;
+BOOL repeat_check = TRUE;
while (cc < ccend)
{
@@ -1038,9 +1279,10 @@ while (cc < ccend)
size = 0;
bracketlen = 0;
if (private_data_ptr > SLJIT_MAX_LOCAL_SIZE)
- return;
+ break;
- if (*cc == OP_ONCE || *cc == OP_ONCE_NC || *cc == OP_BRA || *cc == OP_CBRA || *cc == OP_COND)
+ if (repeat_check && (*cc == OP_ONCE || *cc == OP_ONCE_NC || *cc == OP_BRA || *cc == OP_CBRA || *cc == OP_COND))
+ {
if (detect_repeat(common, cc))
{
/* These brackets are converted to repeats, so no global
@@ -1048,6 +1290,8 @@ while (cc < ccend)
if (cc >= end)
end = bracketend(cc);
}
+ }
+ repeat_check = TRUE;
switch(*cc)
{
@@ -1103,6 +1347,13 @@ while (cc < ccend)
bracketlen = 1 + LINK_SIZE + IMM2_SIZE;
break;
+ case OP_BRAZERO:
+ case OP_BRAMINZERO:
+ case OP_BRAPOSZERO:
+ repeat_check = FALSE;
+ size = 1;
+ break;
+
CASE_ITERATOR_PRIVATE_DATA_1
space = 1;
size = -2;
@@ -1129,22 +1380,27 @@ while (cc < ccend)
size = 1;
break;
- CASE_ITERATOR_TYPE_PRIVATE_DATA_2B
+ case OP_TYPEUPTO:
if (cc[1 + IMM2_SIZE] != OP_ANYNL && cc[1 + IMM2_SIZE] != OP_EXTUNI)
space = 2;
size = 1 + IMM2_SIZE;
break;
+ case OP_TYPEMINUPTO:
+ space = 2;
+ size = 1 + IMM2_SIZE;
+ break;
+
case OP_CLASS:
case OP_NCLASS:
- size += 1 + 32 / sizeof(pcre_uchar);
space = get_class_iterator_size(cc + size);
+ size = 1 + 32 / sizeof(pcre_uchar);
break;
#if defined SUPPORT_UTF || !defined COMPILE_PCRE8
case OP_XCLASS:
- size = GET(cc, 1);
space = get_class_iterator_size(cc + size);
+ size = GET(cc, 1);
break;
#endif
@@ -1190,7 +1446,7 @@ while (cc < ccend)
}
/* Returns with a frame_types (always < 0) if no need for frame. */
-static int get_framesize(compiler_common *common, pcre_uchar *cc, pcre_uchar *ccend, BOOL recursive, BOOL* needs_control_head)
+static int get_framesize(compiler_common *common, pcre_uchar *cc, pcre_uchar *ccend, BOOL recursive, BOOL *needs_control_head)
{
int length = 0;
int possessive = 0;
@@ -1283,6 +1539,13 @@ while (cc < ccend)
cc += 1 + LINK_SIZE + IMM2_SIZE;
break;
+ case OP_THEN:
+ stack_restore = TRUE;
+ if (common->control_head_ptr != 0)
+ *needs_control_head = TRUE;
+ cc ++;
+ break;
+
default:
stack_restore = TRUE;
/* Fall through. */
@@ -1350,6 +1613,7 @@ while (cc < ccend)
case OP_CLASS:
case OP_NCLASS:
case OP_XCLASS:
+ case OP_CALLOUT:
cc = next_opcode(common, cc);
SLJIT_ASSERT(cc != NULL);
@@ -1394,7 +1658,7 @@ while (cc < ccend)
SLJIT_ASSERT(common->has_set_som);
if (!setsom_found)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -OVECTOR(0));
stackpos += (int)sizeof(sljit_sw);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0);
@@ -1410,7 +1674,7 @@ while (cc < ccend)
SLJIT_ASSERT(common->mark_ptr != 0);
if (!setmark_found)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->mark_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -common->mark_ptr);
stackpos += (int)sizeof(sljit_sw);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0);
@@ -1423,7 +1687,7 @@ while (cc < ccend)
case OP_RECURSE:
if (common->has_set_som && !setsom_found)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -OVECTOR(0));
stackpos += (int)sizeof(sljit_sw);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0);
@@ -1432,7 +1696,7 @@ while (cc < ccend)
}
if (common->mark_ptr != 0 && !setmark_found)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->mark_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -common->mark_ptr);
stackpos += (int)sizeof(sljit_sw);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0);
@@ -1441,7 +1705,7 @@ while (cc < ccend)
}
if (common->capture_last_ptr != 0 && !capture_last_found)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -common->capture_last_ptr);
stackpos += (int)sizeof(sljit_sw);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0);
@@ -1457,7 +1721,7 @@ while (cc < ccend)
case OP_SCBRAPOS:
if (common->capture_last_ptr != 0 && !capture_last_found)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -common->capture_last_ptr);
stackpos += (int)sizeof(sljit_sw);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0);
@@ -1467,8 +1731,8 @@ while (cc < ccend)
offset = (GET2(cc, 1 + LINK_SIZE)) << 1;
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, OVECTOR(offset));
stackpos += (int)sizeof(sljit_sw);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset));
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset));
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0);
stackpos += (int)sizeof(sljit_sw);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP2, 0);
@@ -1500,7 +1764,11 @@ while (cc < ccend)
{
case OP_KET:
if (PRIVATE_DATA(cc) != 0)
+ {
private_data_length++;
+ SLJIT_ASSERT(PRIVATE_DATA(cc + 1) != 0);
+ cc += PRIVATE_DATA(cc + 1);
+ }
cc += 1 + LINK_SIZE;
break;
@@ -1515,6 +1783,7 @@ while (cc < ccend)
case OP_SBRAPOS:
case OP_SCOND:
private_data_length++;
+ SLJIT_ASSERT(PRIVATE_DATA(cc) != 0);
cc += 1 + LINK_SIZE;
break;
@@ -1677,6 +1946,8 @@ do
{
count = 1;
srcw[0] = PRIVATE_DATA(cc);
+ SLJIT_ASSERT(PRIVATE_DATA(cc + 1) != 0);
+ cc += PRIVATE_DATA(cc + 1);
}
cc += 1 + LINK_SIZE;
break;
@@ -1848,7 +2119,7 @@ do
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackptr, TMP1, 0);
stackptr += sizeof(sljit_sw);
}
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), srcw[count]);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), srcw[count]);
tmp1empty = FALSE;
tmp1next = FALSE;
}
@@ -1859,7 +2130,7 @@ do
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackptr, TMP2, 0);
stackptr += sizeof(sljit_sw);
}
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), srcw[count]);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), srcw[count]);
tmp2empty = FALSE;
tmp1next = TRUE;
}
@@ -1869,7 +2140,7 @@ do
if (tmp1next)
{
SLJIT_ASSERT(!tmp1empty);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), srcw[count], TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), srcw[count], TMP1, 0);
tmp1empty = stackptr >= stacktop;
if (!tmp1empty)
{
@@ -1881,7 +2152,7 @@ do
else
{
SLJIT_ASSERT(!tmp2empty);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), srcw[count], TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), srcw[count], TMP2, 0);
tmp2empty = stackptr >= stacktop;
if (!tmp2empty)
{
@@ -1927,7 +2198,7 @@ if (save)
SLJIT_ASSERT(cc == ccend && stackptr == stacktop && (save || (tmp1empty && tmp2empty)));
}
-static SLJIT_INLINE pcre_uchar *set_then_offsets(compiler_common *common, pcre_uchar *cc, pcre_uint8 *current_offset)
+static SLJIT_INLINE pcre_uchar *set_then_offsets(compiler_common *common, pcre_uchar *cc, sljit_u8 *current_offset)
{
pcre_uchar *end = bracketend(cc);
BOOL has_alternatives = cc[GET(cc, 1)] == OP_ALT;
@@ -1983,7 +2254,7 @@ while (list)
}
}
-static SLJIT_INLINE void add_jump(struct sljit_compiler *compiler, jump_list **list, struct sljit_jump* jump)
+static SLJIT_INLINE void add_jump(struct sljit_compiler *compiler, jump_list **list, struct sljit_jump *jump)
{
jump_list *list_item = sljit_alloc_memory(compiler, sizeof(jump_list));
if (list_item)
@@ -1997,7 +2268,7 @@ if (list_item)
static void add_stub(compiler_common *common, struct sljit_jump *start)
{
DEFINE_COMPILER;
-stub_list* list_item = sljit_alloc_memory(compiler, sizeof(stub_list));
+stub_list *list_item = sljit_alloc_memory(compiler, sizeof(stub_list));
if (list_item)
{
@@ -2011,7 +2282,7 @@ if (list_item)
static void flush_stubs(compiler_common *common)
{
DEFINE_COMPILER;
-stub_list* list_item = common->stubs;
+stub_list *list_item = common->stubs;
while (list_item)
{
@@ -2023,12 +2294,26 @@ while (list_item)
common->stubs = NULL;
}
+static void add_label_addr(compiler_common *common, sljit_uw *update_addr)
+{
+DEFINE_COMPILER;
+label_addr_list *label_addr;
+
+label_addr = sljit_alloc_memory(compiler, sizeof(label_addr_list));
+if (label_addr == NULL)
+ return;
+label_addr->label = LABEL();
+label_addr->update_addr = update_addr;
+label_addr->next = common->label_addrs;
+common->label_addrs = label_addr;
+}
+
static SLJIT_INLINE void count_match(compiler_common *common)
{
DEFINE_COMPILER;
OP2(SLJIT_SUB | SLJIT_SET_E, COUNT_MATCH, 0, COUNT_MATCH, 0, SLJIT_IMM, 1);
-add_jump(compiler, &common->calllimit, JUMP(SLJIT_C_ZERO));
+add_jump(compiler, &common->calllimit, JUMP(SLJIT_ZERO));
}
static SLJIT_INLINE void allocate_stack(compiler_common *common, int size)
@@ -2036,23 +2321,60 @@ static SLJIT_INLINE void allocate_stack(compiler_common *common, int size)
/* May destroy all locals and registers except TMP2. */
DEFINE_COMPILER;
+SLJIT_ASSERT(size > 0);
OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, size * sizeof(sljit_sw));
#ifdef DESTROY_REGISTERS
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 12345);
OP1(SLJIT_MOV, TMP3, 0, TMP1, 0);
OP1(SLJIT_MOV, RETURN_ADDR, 0, TMP1, 0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0, TMP1, 0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1, TMP1, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, TMP1, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, TMP1, 0);
#endif
-add_stub(common, CMP(SLJIT_C_GREATER, STACK_TOP, 0, STACK_LIMIT, 0));
+add_stub(common, CMP(SLJIT_GREATER, STACK_TOP, 0, STACK_LIMIT, 0));
}
static SLJIT_INLINE void free_stack(compiler_common *common, int size)
{
DEFINE_COMPILER;
+
+SLJIT_ASSERT(size > 0);
OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, size * sizeof(sljit_sw));
}
+static sljit_uw * allocate_read_only_data(compiler_common *common, sljit_uw size)
+{
+DEFINE_COMPILER;
+sljit_uw *result;
+
+if (SLJIT_UNLIKELY(sljit_get_compiler_error(compiler)))
+ return NULL;
+
+result = (sljit_uw *)SLJIT_MALLOC(size + sizeof(sljit_uw), compiler->allocator_data);
+if (SLJIT_UNLIKELY(result == NULL))
+ {
+ sljit_set_compiler_memory_error(compiler);
+ return NULL;
+ }
+
+*(void**)result = common->read_only_data_head;
+common->read_only_data_head = (void *)result;
+return result + 1;
+}
+
+static void free_read_only_data(void *current, void *allocator_data)
+{
+void *next;
+
+SLJIT_UNUSED_ARG(allocator_data);
+
+while (current != NULL)
+ {
+ next = *(void**)current;
+ SLJIT_FREE(current, allocator_data);
+ current = next;
+ }
+}
+
static SLJIT_INLINE void reset_ovector(compiler_common *common, int length)
{
DEFINE_COMPILER;
@@ -2062,23 +2384,35 @@ int i;
/* At this point we can freely use all temporary registers. */
SLJIT_ASSERT(length > 1);
/* TMP1 returns with begin - 1. */
-OP2(SLJIT_SUB, SLJIT_SCRATCH_REG1, 0, SLJIT_MEM1(SLJIT_SAVED_REG1), SLJIT_OFFSETOF(jit_arguments, begin), SLJIT_IMM, IN_UCHARS(1));
+OP2(SLJIT_SUB, SLJIT_R0, 0, SLJIT_MEM1(SLJIT_S0), SLJIT_OFFSETOF(jit_arguments, begin), SLJIT_IMM, IN_UCHARS(1));
if (length < 8)
{
for (i = 1; i < length; i++)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(i), SLJIT_SCRATCH_REG1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(i), SLJIT_R0, 0);
}
else
{
- GET_LOCAL_BASE(SLJIT_SCRATCH_REG2, 0, OVECTOR_START);
- OP1(SLJIT_MOV, SLJIT_SCRATCH_REG3, 0, SLJIT_IMM, length - 1);
+ GET_LOCAL_BASE(SLJIT_R1, 0, OVECTOR_START);
+ OP1(SLJIT_MOV, SLJIT_R2, 0, SLJIT_IMM, length - 1);
loop = LABEL();
- OP1(SLJIT_MOVU, SLJIT_MEM1(SLJIT_SCRATCH_REG2), sizeof(sljit_sw), SLJIT_SCRATCH_REG1, 0);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_SCRATCH_REG3, 0, SLJIT_SCRATCH_REG3, 0, SLJIT_IMM, 1);
- JUMPTO(SLJIT_C_NOT_ZERO, loop);
+ OP1(SLJIT_MOVU, SLJIT_MEM1(SLJIT_R1), sizeof(sljit_sw), SLJIT_R0, 0);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, loop);
}
}
+static SLJIT_INLINE void reset_fast_fail(compiler_common *common)
+{
+DEFINE_COMPILER;
+sljit_s32 i;
+
+SLJIT_ASSERT(common->fast_fail_start_ptr < common->fast_fail_end_ptr);
+
+OP2(SLJIT_SUB, TMP1, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+for (i = common->fast_fail_start_ptr; i < common->fast_fail_end_ptr; i += sizeof(sljit_sw))
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), i, TMP1, 0);
+}
+
static SLJIT_INLINE void do_reset_match(compiler_common *common, int length)
{
DEFINE_COMPILER;
@@ -2088,11 +2422,11 @@ int i;
SLJIT_ASSERT(length > 1);
/* OVECTOR(1) contains the "string begin - 1" constant. */
if (length > 2)
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(1));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(1));
if (length < 8)
{
for (i = 2; i < length; i++)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(i), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(i), TMP1, 0);
}
else
{
@@ -2101,16 +2435,16 @@ else
loop = LABEL();
OP1(SLJIT_MOVU, SLJIT_MEM1(TMP2), sizeof(sljit_sw), TMP1, 0);
OP2(SLJIT_SUB | SLJIT_SET_E, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, 1);
- JUMPTO(SLJIT_C_NOT_ZERO, loop);
+ JUMPTO(SLJIT_NOT_ZERO, loop);
}
OP1(SLJIT_MOV, STACK_TOP, 0, ARGUMENTS, 0);
if (common->mark_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr, SLJIT_IMM, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->mark_ptr, SLJIT_IMM, 0);
if (common->control_head_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_IMM, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_IMM, 0);
OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(STACK_TOP), SLJIT_OFFSETOF(jit_arguments, stack));
-OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_ptr);
+OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->start_ptr);
OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(STACK_TOP), SLJIT_OFFSETOF(struct sljit_stack, base));
}
@@ -2132,6 +2466,7 @@ while (current != NULL)
SLJIT_ASSERT_STOP();
break;
}
+ SLJIT_ASSERT(current > (sljit_sw*)current[-1]);
current = (sljit_sw*)current[-1];
}
return -1;
@@ -2144,44 +2479,44 @@ struct sljit_label *loop;
struct sljit_jump *early_quit;
/* At this point we can freely use all registers. */
-OP1(SLJIT_MOV, SLJIT_SAVED_REG3, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(1));
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(1), STR_PTR, 0);
+OP1(SLJIT_MOV, SLJIT_S2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(1));
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(1), STR_PTR, 0);
-OP1(SLJIT_MOV, SLJIT_SCRATCH_REG1, 0, ARGUMENTS, 0);
+OP1(SLJIT_MOV, SLJIT_R0, 0, ARGUMENTS, 0);
if (common->mark_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_SCRATCH_REG3, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr);
-OP1(SLJIT_MOV_SI, SLJIT_SCRATCH_REG2, 0, SLJIT_MEM1(SLJIT_SCRATCH_REG1), SLJIT_OFFSETOF(jit_arguments, offset_count));
+ OP1(SLJIT_MOV, SLJIT_R2, 0, SLJIT_MEM1(SLJIT_SP), common->mark_ptr);
+OP1(SLJIT_MOV_S32, SLJIT_R1, 0, SLJIT_MEM1(SLJIT_R0), SLJIT_OFFSETOF(jit_arguments, offset_count));
if (common->mark_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SCRATCH_REG1), SLJIT_OFFSETOF(jit_arguments, mark_ptr), SLJIT_SCRATCH_REG3, 0);
-OP2(SLJIT_SUB, SLJIT_SCRATCH_REG3, 0, SLJIT_MEM1(SLJIT_SCRATCH_REG1), SLJIT_OFFSETOF(jit_arguments, offsets), SLJIT_IMM, sizeof(int));
-OP1(SLJIT_MOV, SLJIT_SCRATCH_REG1, 0, SLJIT_MEM1(SLJIT_SCRATCH_REG1), SLJIT_OFFSETOF(jit_arguments, begin));
-GET_LOCAL_BASE(SLJIT_SAVED_REG1, 0, OVECTOR_START);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_R0), SLJIT_OFFSETOF(jit_arguments, mark_ptr), SLJIT_R2, 0);
+OP2(SLJIT_SUB, SLJIT_R2, 0, SLJIT_MEM1(SLJIT_R0), SLJIT_OFFSETOF(jit_arguments, offsets), SLJIT_IMM, sizeof(int));
+OP1(SLJIT_MOV, SLJIT_R0, 0, SLJIT_MEM1(SLJIT_R0), SLJIT_OFFSETOF(jit_arguments, begin));
+GET_LOCAL_BASE(SLJIT_S0, 0, OVECTOR_START);
/* Unlikely, but possible */
-early_quit = CMP(SLJIT_C_EQUAL, SLJIT_SCRATCH_REG2, 0, SLJIT_IMM, 0);
+early_quit = CMP(SLJIT_EQUAL, SLJIT_R1, 0, SLJIT_IMM, 0);
loop = LABEL();
-OP2(SLJIT_SUB, SLJIT_SAVED_REG2, 0, SLJIT_MEM1(SLJIT_SAVED_REG1), 0, SLJIT_SCRATCH_REG1, 0);
-OP2(SLJIT_ADD, SLJIT_SAVED_REG1, 0, SLJIT_SAVED_REG1, 0, SLJIT_IMM, sizeof(sljit_sw));
+OP2(SLJIT_SUB, SLJIT_S1, 0, SLJIT_MEM1(SLJIT_S0), 0, SLJIT_R0, 0);
+OP2(SLJIT_ADD, SLJIT_S0, 0, SLJIT_S0, 0, SLJIT_IMM, sizeof(sljit_sw));
/* Copy the integer value to the output buffer */
#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
-OP2(SLJIT_ASHR, SLJIT_SAVED_REG2, 0, SLJIT_SAVED_REG2, 0, SLJIT_IMM, UCHAR_SHIFT);
+OP2(SLJIT_ASHR, SLJIT_S1, 0, SLJIT_S1, 0, SLJIT_IMM, UCHAR_SHIFT);
#endif
-OP1(SLJIT_MOVU_SI, SLJIT_MEM1(SLJIT_SCRATCH_REG3), sizeof(int), SLJIT_SAVED_REG2, 0);
-OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_SCRATCH_REG2, 0, SLJIT_SCRATCH_REG2, 0, SLJIT_IMM, 1);
-JUMPTO(SLJIT_C_NOT_ZERO, loop);
+OP1(SLJIT_MOVU_S32, SLJIT_MEM1(SLJIT_R2), sizeof(int), SLJIT_S1, 0);
+OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_R1, 0, SLJIT_R1, 0, SLJIT_IMM, 1);
+JUMPTO(SLJIT_NOT_ZERO, loop);
JUMPHERE(early_quit);
/* Calculate the return value, which is the maximum ovector value. */
if (topbracket > 1)
{
- GET_LOCAL_BASE(SLJIT_SCRATCH_REG1, 0, OVECTOR_START + topbracket * 2 * sizeof(sljit_sw));
- OP1(SLJIT_MOV, SLJIT_SCRATCH_REG2, 0, SLJIT_IMM, topbracket + 1);
+ GET_LOCAL_BASE(SLJIT_R0, 0, OVECTOR_START + topbracket * 2 * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_R1, 0, SLJIT_IMM, topbracket + 1);
- /* OVECTOR(0) is never equal to SLJIT_SAVED_REG3. */
+ /* OVECTOR(0) is never equal to SLJIT_S2. */
loop = LABEL();
- OP1(SLJIT_MOVU, SLJIT_SCRATCH_REG3, 0, SLJIT_MEM1(SLJIT_SCRATCH_REG1), -(2 * (sljit_sw)sizeof(sljit_sw)));
- OP2(SLJIT_SUB, SLJIT_SCRATCH_REG2, 0, SLJIT_SCRATCH_REG2, 0, SLJIT_IMM, 1);
- CMPTO(SLJIT_C_EQUAL, SLJIT_SCRATCH_REG3, 0, SLJIT_SAVED_REG3, 0, loop);
- OP1(SLJIT_MOV, SLJIT_RETURN_REG, 0, SLJIT_SCRATCH_REG2, 0);
+ OP1(SLJIT_MOVU, SLJIT_R2, 0, SLJIT_MEM1(SLJIT_R0), -(2 * (sljit_sw)sizeof(sljit_sw)));
+ OP2(SLJIT_SUB, SLJIT_R1, 0, SLJIT_R1, 0, SLJIT_IMM, 1);
+ CMPTO(SLJIT_EQUAL, SLJIT_R2, 0, SLJIT_S2, 0, loop);
+ OP1(SLJIT_MOV, SLJIT_RETURN_REG, 0, SLJIT_R1, 0);
}
else
OP1(SLJIT_MOV, SLJIT_RETURN_REG, 0, SLJIT_IMM, 1);
@@ -2192,39 +2527,39 @@ static SLJIT_INLINE void return_with_partial_match(compiler_common *common, stru
DEFINE_COMPILER;
struct sljit_jump *jump;
-SLJIT_COMPILE_ASSERT(STR_END == SLJIT_SAVED_REG2, str_end_must_be_saved_reg2);
+SLJIT_COMPILE_ASSERT(STR_END == SLJIT_S1, str_end_must_be_saved_reg2);
SLJIT_ASSERT(common->start_used_ptr != 0 && common->start_ptr != 0
&& (common->mode == JIT_PARTIAL_SOFT_COMPILE ? common->hit_start != 0 : common->hit_start == 0));
-OP1(SLJIT_MOV, SLJIT_SCRATCH_REG2, 0, ARGUMENTS, 0);
+OP1(SLJIT_MOV, SLJIT_R1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, SLJIT_RETURN_REG, 0, SLJIT_IMM, PCRE_ERROR_PARTIAL);
-OP1(SLJIT_MOV_SI, SLJIT_SCRATCH_REG3, 0, SLJIT_MEM1(SLJIT_SCRATCH_REG2), SLJIT_OFFSETOF(jit_arguments, real_offset_count));
-CMPTO(SLJIT_C_SIG_LESS, SLJIT_SCRATCH_REG3, 0, SLJIT_IMM, 2, quit);
+OP1(SLJIT_MOV_S32, SLJIT_R2, 0, SLJIT_MEM1(SLJIT_R1), SLJIT_OFFSETOF(jit_arguments, real_offset_count));
+CMPTO(SLJIT_SIG_LESS, SLJIT_R2, 0, SLJIT_IMM, 2, quit);
/* Store match begin and end. */
-OP1(SLJIT_MOV, SLJIT_SAVED_REG1, 0, SLJIT_MEM1(SLJIT_SCRATCH_REG2), SLJIT_OFFSETOF(jit_arguments, begin));
-OP1(SLJIT_MOV, SLJIT_SCRATCH_REG2, 0, SLJIT_MEM1(SLJIT_SCRATCH_REG2), SLJIT_OFFSETOF(jit_arguments, offsets));
+OP1(SLJIT_MOV, SLJIT_S0, 0, SLJIT_MEM1(SLJIT_R1), SLJIT_OFFSETOF(jit_arguments, begin));
+OP1(SLJIT_MOV, SLJIT_R1, 0, SLJIT_MEM1(SLJIT_R1), SLJIT_OFFSETOF(jit_arguments, offsets));
-jump = CMP(SLJIT_C_SIG_LESS, SLJIT_SCRATCH_REG3, 0, SLJIT_IMM, 3);
-OP2(SLJIT_SUB, SLJIT_SCRATCH_REG3, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mode == JIT_PARTIAL_HARD_COMPILE ? common->start_ptr : (common->hit_start + (int)sizeof(sljit_sw)), SLJIT_SAVED_REG1, 0);
+jump = CMP(SLJIT_SIG_LESS, SLJIT_R2, 0, SLJIT_IMM, 3);
+OP2(SLJIT_SUB, SLJIT_R2, 0, SLJIT_MEM1(SLJIT_SP), common->mode == JIT_PARTIAL_HARD_COMPILE ? common->start_ptr : (common->hit_start + (int)sizeof(sljit_sw)), SLJIT_S0, 0);
#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
-OP2(SLJIT_ASHR, SLJIT_SCRATCH_REG3, 0, SLJIT_SCRATCH_REG3, 0, SLJIT_IMM, UCHAR_SHIFT);
+OP2(SLJIT_ASHR, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_IMM, UCHAR_SHIFT);
#endif
-OP1(SLJIT_MOV_SI, SLJIT_MEM1(SLJIT_SCRATCH_REG2), 2 * sizeof(int), SLJIT_SCRATCH_REG3, 0);
+OP1(SLJIT_MOV_S32, SLJIT_MEM1(SLJIT_R1), 2 * sizeof(int), SLJIT_R2, 0);
JUMPHERE(jump);
-OP1(SLJIT_MOV, SLJIT_SCRATCH_REG3, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mode == JIT_PARTIAL_HARD_COMPILE ? common->start_used_ptr : common->hit_start);
-OP2(SLJIT_SUB, SLJIT_SAVED_REG2, 0, STR_END, 0, SLJIT_SAVED_REG1, 0);
+OP1(SLJIT_MOV, SLJIT_R2, 0, SLJIT_MEM1(SLJIT_SP), common->mode == JIT_PARTIAL_HARD_COMPILE ? common->start_used_ptr : common->hit_start);
+OP2(SLJIT_SUB, SLJIT_S1, 0, STR_END, 0, SLJIT_S0, 0);
#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
-OP2(SLJIT_ASHR, SLJIT_SAVED_REG2, 0, SLJIT_SAVED_REG2, 0, SLJIT_IMM, UCHAR_SHIFT);
+OP2(SLJIT_ASHR, SLJIT_S1, 0, SLJIT_S1, 0, SLJIT_IMM, UCHAR_SHIFT);
#endif
-OP1(SLJIT_MOV_SI, SLJIT_MEM1(SLJIT_SCRATCH_REG2), sizeof(int), SLJIT_SAVED_REG2, 0);
+OP1(SLJIT_MOV_S32, SLJIT_MEM1(SLJIT_R1), sizeof(int), SLJIT_S1, 0);
-OP2(SLJIT_SUB, SLJIT_SCRATCH_REG3, 0, SLJIT_SCRATCH_REG3, 0, SLJIT_SAVED_REG1, 0);
+OP2(SLJIT_SUB, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_S0, 0);
#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
-OP2(SLJIT_ASHR, SLJIT_SCRATCH_REG3, 0, SLJIT_SCRATCH_REG3, 0, SLJIT_IMM, UCHAR_SHIFT);
+OP2(SLJIT_ASHR, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_IMM, UCHAR_SHIFT);
#endif
-OP1(SLJIT_MOV_SI, SLJIT_MEM1(SLJIT_SCRATCH_REG2), 0, SLJIT_SCRATCH_REG3, 0);
+OP1(SLJIT_MOV_S32, SLJIT_MEM1(SLJIT_R1), 0, SLJIT_R2, 0);
JUMPTO(SLJIT_JUMP, quit);
}
@@ -2238,22 +2573,22 @@ struct sljit_jump *jump;
if (common->mode == JIT_PARTIAL_SOFT_COMPILE)
{
/* The value of -1 must be kept for start_used_ptr! */
- OP2(SLJIT_ADD, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, SLJIT_IMM, 1);
+ OP2(SLJIT_ADD, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, SLJIT_IMM, 1);
/* Jumps if start_used_ptr < STR_PTR, or start_used_ptr == -1. Although overwriting
is not necessary if start_used_ptr == STR_PTR, it does not hurt as well. */
- jump = CMP(SLJIT_C_LESS_EQUAL, TMP1, 0, STR_PTR, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, STR_PTR, 0);
+ jump = CMP(SLJIT_LESS_EQUAL, TMP1, 0, STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, STR_PTR, 0);
JUMPHERE(jump);
}
else if (common->mode == JIT_PARTIAL_HARD_COMPILE)
{
- jump = CMP(SLJIT_C_LESS_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, STR_PTR, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, STR_PTR, 0);
+ jump = CMP(SLJIT_LESS_EQUAL, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, STR_PTR, 0);
JUMPHERE(jump);
}
}
-static SLJIT_INLINE BOOL char_has_othercase(compiler_common *common, pcre_uchar* cc)
+static SLJIT_INLINE BOOL char_has_othercase(compiler_common *common, pcre_uchar *cc)
{
/* Detects if the character has an othercase. */
unsigned int c;
@@ -2296,7 +2631,7 @@ if (common->utf && c > 127)
return TABLE_GET(c, common->fcc, c);
}
-static unsigned int char_get_othercase_bit(compiler_common *common, pcre_uchar* cc)
+static unsigned int char_get_othercase_bit(compiler_common *common, pcre_uchar *cc)
{
/* Detects if the character and its othercase has only 1 bit difference. */
unsigned int c, oc, bit;
@@ -2384,12 +2719,12 @@ if (common->mode == JIT_COMPILE)
return;
if (!force)
- jump = CMP(SLJIT_C_GREATER_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, STR_PTR, 0);
+ jump = CMP(SLJIT_GREATER_EQUAL, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, STR_PTR, 0);
else if (common->mode == JIT_PARTIAL_SOFT_COMPILE)
- jump = CMP(SLJIT_C_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, SLJIT_IMM, -1);
+ jump = CMP(SLJIT_EQUAL, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, SLJIT_IMM, -1);
if (common->mode == JIT_PARTIAL_SOFT_COMPILE)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->hit_start, SLJIT_IMM, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->hit_start, SLJIT_IMM, 0);
else
{
if (common->partialmatchlabel != NULL)
@@ -2410,20 +2745,20 @@ struct sljit_jump *jump;
if (common->mode == JIT_COMPILE)
{
- add_jump(compiler, end_reached, CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
+ add_jump(compiler, end_reached, CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
return;
}
-jump = CMP(SLJIT_C_LESS, STR_PTR, 0, STR_END, 0);
+jump = CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0);
if (common->mode == JIT_PARTIAL_SOFT_COMPILE)
{
- add_jump(compiler, end_reached, CMP(SLJIT_C_GREATER_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, STR_PTR, 0));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->hit_start, SLJIT_IMM, 0);
+ add_jump(compiler, end_reached, CMP(SLJIT_GREATER_EQUAL, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, STR_PTR, 0));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->hit_start, SLJIT_IMM, 0);
add_jump(compiler, end_reached, JUMP(SLJIT_JUMP));
}
else
{
- add_jump(compiler, end_reached, CMP(SLJIT_C_GREATER_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, STR_PTR, 0));
+ add_jump(compiler, end_reached, CMP(SLJIT_GREATER_EQUAL, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, STR_PTR, 0));
if (common->partialmatchlabel != NULL)
JUMPTO(SLJIT_JUMP, common->partialmatchlabel);
else
@@ -2439,16 +2774,16 @@ struct sljit_jump *jump;
if (common->mode == JIT_COMPILE)
{
- add_jump(compiler, backtracks, CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
+ add_jump(compiler, backtracks, CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
return;
}
/* Partial matching mode. */
-jump = CMP(SLJIT_C_LESS, STR_PTR, 0, STR_END, 0);
-add_jump(compiler, backtracks, CMP(SLJIT_C_GREATER_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, STR_PTR, 0));
+jump = CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0);
+add_jump(compiler, backtracks, CMP(SLJIT_GREATER_EQUAL, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, STR_PTR, 0));
if (common->mode == JIT_PARTIAL_SOFT_COMPILE)
{
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->hit_start, SLJIT_IMM, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->hit_start, SLJIT_IMM, 0);
add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
}
else
@@ -2461,107 +2796,290 @@ else
JUMPHERE(jump);
}
-static void read_char(compiler_common *common)
+static void peek_char(compiler_common *common, sljit_u32 max)
{
-/* Reads the character into TMP1, updates STR_PTR.
+/* Reads the character into TMP1, keeps STR_PTR.
Does not check STR_END. TMP2 Destroyed. */
DEFINE_COMPILER;
#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
struct sljit_jump *jump;
#endif
+SLJIT_UNUSED_ARG(max);
+
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
-#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
if (common->utf)
{
-#if defined COMPILE_PCRE8
- jump = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
-#elif defined COMPILE_PCRE16
- jump = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xd800);
-#endif /* COMPILE_PCRE[8|16] */
+ if (max < 128) return;
+
+ jump = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
add_jump(compiler, &common->utfreadchar, JUMP(SLJIT_FAST_CALL));
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
JUMPHERE(jump);
}
#endif /* SUPPORT_UTF && !COMPILE_PCRE32 */
+
+#if defined SUPPORT_UTF && defined COMPILE_PCRE16
+if (common->utf)
+ {
+ if (max < 0xd800) return;
+
+ OP2(SLJIT_SUB, TMP2, 0, TMP1, 0, SLJIT_IMM, 0xd800);
+ jump = CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, 0xdc00 - 0xd800 - 1);
+ /* TMP2 contains the high surrogate. */
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x40);
+ OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 10);
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3ff);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ JUMPHERE(jump);
+ }
+#endif
+}
+
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+
+static BOOL is_char7_bitset(const sljit_u8 *bitset, BOOL nclass)
+{
+/* Tells whether the character codes below 128 are enough
+to determine a match. */
+const sljit_u8 value = nclass ? 0xff : 0;
+const sljit_u8 *end = bitset + 32;
+
+bitset += 16;
+do
+ {
+ if (*bitset++ != value)
+ return FALSE;
+ }
+while (bitset < end);
+return TRUE;
+}
+
+static void read_char7_type(compiler_common *common, BOOL full_read)
+{
+/* Reads the precise character type of a character into TMP1, if the character
+is less than 128. Otherwise it returns with zero. Does not check STR_END. The
+full_read argument tells whether characters above max are accepted or not. */
+DEFINE_COMPILER;
+struct sljit_jump *jump;
+
+SLJIT_ASSERT(common->utf);
+
+OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), 0);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+
+OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
+
+if (full_read)
+ {
+ jump = CMP(SLJIT_LESS, TMP2, 0, SLJIT_IMM, 0xc0);
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(utf8_table4) - 0xc0);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
+ JUMPHERE(jump);
+ }
}
-static void peek_char(compiler_common *common)
+#endif /* SUPPORT_UTF && COMPILE_PCRE8 */
+
+static void read_char_range(compiler_common *common, sljit_u32 min, sljit_u32 max, BOOL update_str_ptr)
{
-/* Reads the character into TMP1, keeps STR_PTR.
-Does not check STR_END. TMP2 Destroyed. */
+/* Reads the precise value of a character into TMP1, if the character is
+between min and max (c >= min && c <= max). Otherwise it returns with a value
+outside the range. Does not check STR_END. */
DEFINE_COMPILER;
#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
struct sljit_jump *jump;
#endif
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+struct sljit_jump *jump2;
+#endif
-OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
-#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+SLJIT_UNUSED_ARG(update_str_ptr);
+SLJIT_UNUSED_ARG(min);
+SLJIT_UNUSED_ARG(max);
+SLJIT_ASSERT(min <= max);
+
+OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
if (common->utf)
{
-#if defined COMPILE_PCRE8
- jump = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
-#elif defined COMPILE_PCRE16
- jump = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xd800);
-#endif /* COMPILE_PCRE[8|16] */
- add_jump(compiler, &common->utfreadchar, JUMP(SLJIT_FAST_CALL));
- OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
+ if (max < 128 && !update_str_ptr) return;
+
+ jump = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
+ if (min >= 0x10000)
+ {
+ OP2(SLJIT_SUB, TMP2, 0, TMP1, 0, SLJIT_IMM, 0xf0);
+ if (update_str_ptr)
+ OP1(SLJIT_MOV_U8, RETURN_ADDR, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ jump2 = CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, 0x7);
+ OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 6);
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3f);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+ OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6);
+ OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(2));
+ if (!update_str_ptr)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(3));
+ OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6);
+ OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ JUMPHERE(jump2);
+ if (update_str_ptr)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, RETURN_ADDR, 0);
+ }
+ else if (min >= 0x800 && max <= 0xffff)
+ {
+ OP2(SLJIT_SUB, TMP2, 0, TMP1, 0, SLJIT_IMM, 0xe0);
+ if (update_str_ptr)
+ OP1(SLJIT_MOV_U8, RETURN_ADDR, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ jump2 = CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, 0xf);
+ OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 6);
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3f);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+ if (!update_str_ptr)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
+ OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6);
+ OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ JUMPHERE(jump2);
+ if (update_str_ptr)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, RETURN_ADDR, 0);
+ }
+ else if (max >= 0x800)
+ add_jump(compiler, (max < 0x10000) ? &common->utfreadchar16 : &common->utfreadchar, JUMP(SLJIT_FAST_CALL));
+ else if (max < 128)
+ {
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
+ }
+ else
+ {
+ OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ if (!update_str_ptr)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ else
+ OP1(SLJIT_MOV_U8, RETURN_ADDR, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3f);
+ OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6);
+ OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ if (update_str_ptr)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, RETURN_ADDR, 0);
+ }
JUMPHERE(jump);
}
-#endif /* SUPPORT_UTF && !COMPILE_PCRE32 */
+#endif
+
+#if defined SUPPORT_UTF && defined COMPILE_PCRE16
+if (common->utf)
+ {
+ if (max >= 0x10000)
+ {
+ OP2(SLJIT_SUB, TMP2, 0, TMP1, 0, SLJIT_IMM, 0xd800);
+ jump = CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, 0xdc00 - 0xd800 - 1);
+ /* TMP2 contains the high surrogate. */
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x40);
+ OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 10);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3ff);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ JUMPHERE(jump);
+ return;
+ }
+
+ if (max < 0xd800 && !update_str_ptr) return;
+
+ /* Skip low surrogate if necessary. */
+ OP2(SLJIT_SUB, TMP2, 0, TMP1, 0, SLJIT_IMM, 0xd800);
+ jump = CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, 0xdc00 - 0xd800 - 1);
+ if (update_str_ptr)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ if (max >= 0xd800)
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 0x10000);
+ JUMPHERE(jump);
+ }
+#endif
}
-static void read_char8_type(compiler_common *common)
+static SLJIT_INLINE void read_char(compiler_common *common)
+{
+read_char_range(common, 0, READ_CHAR_MAX, TRUE);
+}
+
+static void read_char8_type(compiler_common *common, BOOL update_str_ptr)
{
/* Reads the character type into TMP1, updates STR_PTR. Does not check STR_END. */
DEFINE_COMPILER;
-#if defined SUPPORT_UTF || defined COMPILE_PCRE16 || defined COMPILE_PCRE32
+#if defined SUPPORT_UTF || !defined COMPILE_PCRE8
struct sljit_jump *jump;
#endif
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+struct sljit_jump *jump2;
+#endif
-#ifdef SUPPORT_UTF
+SLJIT_UNUSED_ARG(update_str_ptr);
+
+OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), 0);
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
if (common->utf)
{
- OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), 0);
- OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-#if defined COMPILE_PCRE8
/* This can be an extra read in some situations, but hopefully
it is needed in most cases. */
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
- jump = CMP(SLJIT_C_LESS, TMP2, 0, SLJIT_IMM, 0xc0);
- add_jump(compiler, &common->utfreadtype8, JUMP(SLJIT_FAST_CALL));
- JUMPHERE(jump);
-#elif defined COMPILE_PCRE16
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 0);
- jump = CMP(SLJIT_C_GREATER, TMP2, 0, SLJIT_IMM, 255);
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
- JUMPHERE(jump);
- /* Skip low surrogate if necessary. */
- OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0xfc00);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, 0xd800);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
- OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 1);
- OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
-#elif defined COMPILE_PCRE32
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 0);
- jump = CMP(SLJIT_C_GREATER, TMP2, 0, SLJIT_IMM, 255);
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
+ jump = CMP(SLJIT_LESS, TMP2, 0, SLJIT_IMM, 0xc0);
+ if (!update_str_ptr)
+ {
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
+ OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 6);
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3f);
+ OP2(SLJIT_OR, TMP2, 0, TMP2, 0, TMP1, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 0);
+ jump2 = CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, 255);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
+ JUMPHERE(jump2);
+ }
+ else
+ add_jump(compiler, &common->utfreadtype8, JUMP(SLJIT_FAST_CALL));
JUMPHERE(jump);
-#endif /* COMPILE_PCRE[8|16|32] */
return;
}
-#endif /* SUPPORT_UTF */
-OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), 0);
-OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
+#endif /* SUPPORT_UTF && COMPILE_PCRE8 */
+
+#if !defined COMPILE_PCRE8
/* The ctypes array contains only 256 values. */
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 0);
-jump = CMP(SLJIT_C_GREATER, TMP2, 0, SLJIT_IMM, 255);
+jump = CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, 255);
#endif
-OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
-#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
+OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
+#if !defined COMPILE_PCRE8
JUMPHERE(jump);
#endif
+
+#if defined SUPPORT_UTF && defined COMPILE_PCRE16
+if (common->utf && update_str_ptr)
+ {
+ /* Skip low surrogate if necessary. */
+ OP2(SLJIT_SUB, TMP2, 0, TMP2, 0, SLJIT_IMM, 0xd800);
+ jump = CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, 0xdc00 - 0xd800 - 1);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ JUMPHERE(jump);
+ }
+#endif /* SUPPORT_UTF && COMPILE_PCRE16 */
}
static void skip_char_back(compiler_common *common)
@@ -2578,7 +3096,7 @@ if (common->utf)
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), -IN_UCHARS(1));
OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xc0);
- CMPTO(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, 0x80, label);
+ CMPTO(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, 0x80, label);
return;
}
#elif defined COMPILE_PCRE16
@@ -2589,7 +3107,7 @@ if (common->utf)
/* Skip low surrogate if necessary. */
OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xdc00);
- OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
return;
@@ -2599,28 +3117,35 @@ if (common->utf)
OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
}
-static void check_newlinechar(compiler_common *common, int nltype, jump_list **backtracks, BOOL jumpiftrue)
+static void check_newlinechar(compiler_common *common, int nltype, jump_list **backtracks, BOOL jumpifmatch)
{
/* Character comes in TMP1. Checks if it is a newline. TMP2 may be destroyed. */
DEFINE_COMPILER;
+struct sljit_jump *jump;
if (nltype == NLTYPE_ANY)
{
add_jump(compiler, &common->anynewline, JUMP(SLJIT_FAST_CALL));
- add_jump(compiler, backtracks, JUMP(jumpiftrue ? SLJIT_C_NOT_ZERO : SLJIT_C_ZERO));
+ add_jump(compiler, backtracks, JUMP(jumpifmatch ? SLJIT_NOT_ZERO : SLJIT_ZERO));
}
else if (nltype == NLTYPE_ANYCRLF)
{
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, CHAR_CR);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, CHAR_NL);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
- add_jump(compiler, backtracks, JUMP(jumpiftrue ? SLJIT_C_NOT_ZERO : SLJIT_C_ZERO));
+ if (jumpifmatch)
+ {
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_CR));
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_NL));
+ }
+ else
+ {
+ jump = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_CR);
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_NL));
+ JUMPHERE(jump);
+ }
}
else
{
SLJIT_ASSERT(nltype == NLTYPE_FIXED && common->newline < 256);
- add_jump(compiler, backtracks, CMP(jumpiftrue ? SLJIT_C_EQUAL : SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, common->newline));
+ add_jump(compiler, backtracks, CMP(jumpifmatch ? SLJIT_EQUAL : SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, common->newline));
}
}
@@ -2630,58 +3155,84 @@ else
static void do_utfreadchar(compiler_common *common)
{
/* Fast decoding a UTF-8 character. TMP1 contains the first byte
-of the character (>= 0xc0). Return char value in TMP1, length - 1 in TMP2. */
+of the character (>= 0xc0). Return char value in TMP1, length in TMP2. */
DEFINE_COMPILER;
struct sljit_jump *jump;
sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
-/* Searching for the first zero. */
-OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x20);
-jump = JUMP(SLJIT_C_NOT_ZERO);
-/* Two byte sequence. */
-OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
-OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x1f);
+OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3f);
OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6);
OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, IN_UCHARS(1));
+
+/* Searching for the first zero. */
+OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x800);
+jump = JUMP(SLJIT_NOT_ZERO);
+/* Two byte sequence. */
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, IN_UCHARS(2));
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
-JUMPHERE(jump);
-OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x10);
-jump = JUMP(SLJIT_C_NOT_ZERO);
-/* Three byte sequence. */
+JUMPHERE(jump);
OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
-OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x0f);
-OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 12);
+OP2(SLJIT_XOR, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x800);
+OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6);
OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
-OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 6);
OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
-OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(2));
+
+OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x10000);
+jump = JUMP(SLJIT_NOT_ZERO);
+/* Three byte sequence. */
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
-OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
-OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, IN_UCHARS(2));
+OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, IN_UCHARS(3));
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
-JUMPHERE(jump);
/* Four byte sequence. */
-OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
-OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x07);
-OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 18);
+JUMPHERE(jump);
+OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(2));
+OP2(SLJIT_XOR, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x10000);
+OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6);
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(3));
OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
-OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 12);
OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
-OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(2));
+OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, IN_UCHARS(4));
+sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
+}
+
+static void do_utfreadchar16(compiler_common *common)
+{
+/* Fast decoding a UTF-8 character. TMP1 contains the first byte
+of the character (>= 0xc0). Return value in TMP1. */
+DEFINE_COMPILER;
+struct sljit_jump *jump;
+
+sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
+OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3f);
+OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6);
OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
-OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 6);
OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
-OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(3));
-OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(3));
+
+/* Searching for the first zero. */
+OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x800);
+jump = JUMP(SLJIT_NOT_ZERO);
+/* Two byte sequence. */
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
+
+JUMPHERE(jump);
+OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x400);
+OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_NOT_ZERO);
+/* This code runs only in 8 bit mode. No need to shift the value. */
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
+OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+OP2(SLJIT_XOR, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x800);
+OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6);
OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f);
OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, IN_UCHARS(3));
+/* Three byte sequence. */
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
}
@@ -2696,58 +3247,32 @@ struct sljit_jump *compare;
sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, 0x20);
-jump = JUMP(SLJIT_C_NOT_ZERO);
+jump = JUMP(SLJIT_NOT_ZERO);
/* Two byte sequence. */
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x1f);
+/* The upper 5 bits are known at this point. */
+compare = CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, 0x3);
OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 6);
OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3f);
OP2(SLJIT_OR, TMP2, 0, TMP2, 0, TMP1, 0);
-compare = CMP(SLJIT_C_GREATER, TMP2, 0, SLJIT_IMM, 255);
-OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
+OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP2), common->ctypes);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
JUMPHERE(compare);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 0);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
-JUMPHERE(jump);
/* We only have types for characters less than 256. */
-OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(utf8_table4) - 0xc0);
-OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
-OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 0);
-sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
-}
-
-#elif defined COMPILE_PCRE16
-
-static void do_utfreadchar(compiler_common *common)
-{
-/* Fast decoding a UTF-16 character. TMP1 contains the first 16 bit char
-of the character (>= 0xd800). Return char value in TMP1, length - 1 in TMP2. */
-DEFINE_COMPILER;
-struct sljit_jump *jump;
-
-sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
-jump = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xdc00);
-/* Do nothing, only return. */
-sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
-
JUMPHERE(jump);
-/* Combine two 16 bit characters. */
-OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
-OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x3ff);
-OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 10);
-OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3ff);
-OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, IN_UCHARS(1));
-OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x10000);
+OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(utf8_table4) - 0xc0);
+OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 0);
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
}
-#endif /* COMPILE_PCRE[8|16] */
+#endif /* COMPILE_PCRE8 */
#endif /* SUPPORT_UTF */
@@ -2767,26 +3292,26 @@ SLJIT_ASSERT(UCD_BLOCK_SIZE == 128 && sizeof(ucd_record) == 8);
sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
OP2(SLJIT_LSHR, TMP2, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_SHIFT);
-OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_stage1));
+OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_stage1));
OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_MASK);
OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, UCD_BLOCK_SHIFT);
OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, TMP2, 0);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_stage2));
-OP1(SLJIT_MOV_UH, TMP2, 0, SLJIT_MEM2(TMP2, TMP1), 1);
+OP1(SLJIT_MOV_U16, TMP2, 0, SLJIT_MEM2(TMP2, TMP1), 1);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype));
-OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM2(TMP1, TMP2), 3);
+OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM2(TMP1, TMP2), 3);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
}
#endif
-static SLJIT_INLINE struct sljit_label *mainloop_entry(compiler_common *common, BOOL hascrorlf, BOOL firstline)
+static SLJIT_INLINE struct sljit_label *mainloop_entry(compiler_common *common, BOOL hascrorlf)
{
DEFINE_COMPILER;
struct sljit_label *mainloop;
struct sljit_label *newlinelabel = NULL;
struct sljit_jump *start;
struct sljit_jump *end = NULL;
-struct sljit_jump *nl = NULL;
+struct sljit_jump *end2 = NULL;
#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
struct sljit_jump *singlechar;
#endif
@@ -2794,39 +3319,38 @@ jump_list *newline = NULL;
BOOL newlinecheck = FALSE;
BOOL readuchar = FALSE;
-if (!(hascrorlf || firstline) && (common->nltype == NLTYPE_ANY ||
- common->nltype == NLTYPE_ANYCRLF || common->newline > 255))
+if (!(hascrorlf || (common->match_end_ptr != 0)) &&
+ (common->nltype == NLTYPE_ANY || common->nltype == NLTYPE_ANYCRLF || common->newline > 255))
newlinecheck = TRUE;
-if (firstline)
+if (common->match_end_ptr != 0)
{
/* Search for the end of the first line. */
- SLJIT_ASSERT(common->first_line_end != 0);
OP1(SLJIT_MOV, TMP3, 0, STR_PTR, 0);
if (common->nltype == NLTYPE_FIXED && common->newline > 255)
{
mainloop = LABEL();
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
- end = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+ end = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-1));
OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
- CMPTO(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff, mainloop);
- CMPTO(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff, mainloop);
+ CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff, mainloop);
+ CMPTO(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff, mainloop);
JUMPHERE(end);
- OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_LOCALS_REG), common->first_line_end, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
}
else
{
- end = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+ end = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
mainloop = LABEL();
/* Continual stores does not cause data dependency. */
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->first_line_end, STR_PTR, 0);
- read_char(common);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr, STR_PTR, 0);
+ read_char_range(common, common->nlmin, common->nlmax, TRUE);
check_newlinechar(common, common->nltype, &newline, TRUE);
- CMPTO(SLJIT_C_LESS, STR_PTR, 0, STR_END, 0, mainloop);
+ CMPTO(SLJIT_LESS, STR_PTR, 0, STR_END, 0, mainloop);
JUMPHERE(end);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->first_line_end, STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr, STR_PTR, 0);
set_jumps(newline, LABEL());
}
@@ -2839,15 +3363,15 @@ if (newlinecheck)
{
newlinelabel = LABEL();
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
- end = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+ end = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, common->newline & 0xff);
- OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, UCHAR_SHIFT);
#endif
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
- nl = JUMP(SLJIT_JUMP);
+ end2 = JUMP(SLJIT_JUMP);
}
mainloop = LABEL();
@@ -2862,25 +3386,25 @@ if (readuchar)
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
if (newlinecheck)
- CMPTO(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff, newlinelabel);
+ CMPTO(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff, newlinelabel);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
#if defined COMPILE_PCRE8
if (common->utf)
{
- singlechar = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
+ singlechar = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
JUMPHERE(singlechar);
}
#elif defined COMPILE_PCRE16
if (common->utf)
{
- singlechar = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xd800);
+ singlechar = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xd800);
OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd800);
- OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
JUMPHERE(singlechar);
@@ -2892,43 +3416,79 @@ JUMPHERE(start);
if (newlinecheck)
{
JUMPHERE(end);
- JUMPHERE(nl);
+ JUMPHERE(end2);
}
return mainloop;
}
-#define MAX_N_CHARS 3
+#define MAX_N_CHARS 16
+#define MAX_DIFF_CHARS 6
-static SLJIT_INLINE BOOL fast_forward_first_n_chars(compiler_common *common, BOOL firstline)
+static SLJIT_INLINE void add_prefix_char(pcre_uchar chr, pcre_uchar *chars)
{
-DEFINE_COMPILER;
-struct sljit_label *start;
-struct sljit_jump *quit;
-pcre_uint32 chars[MAX_N_CHARS * 2];
-pcre_uchar *cc = common->start + 1 + LINK_SIZE;
-int location = 0;
-pcre_int32 len, c, bit, caseless;
-int must_stop;
-
-/* We do not support alternatives now. */
-if (*(common->start + GET(common->start, 1)) == OP_ALT)
- return FALSE;
+pcre_uchar i, len;
+len = chars[0];
+if (len == 255)
+ return;
+
+if (len == 0)
+ {
+ chars[0] = 1;
+ chars[1] = chr;
+ return;
+ }
+
+for (i = len; i > 0; i--)
+ if (chars[i] == chr)
+ return;
+
+if (len >= MAX_DIFF_CHARS - 1)
+ {
+ chars[0] = 255;
+ return;
+ }
+
+len++;
+chars[len] = chr;
+chars[0] = len;
+}
+
+static int scan_prefix(compiler_common *common, pcre_uchar *cc, pcre_uchar *chars, int max_chars, sljit_u32 *rec_count)
+{
+/* Recursive function, which scans prefix literals. */
+BOOL last, any, class, caseless;
+int len, repeat, len_save, consumed = 0;
+sljit_u32 chr; /* Any unicode character. */
+sljit_u8 *bytes, *bytes_end, byte;
+pcre_uchar *alternative, *cc_save, *oc;
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+pcre_uchar othercase[8];
+#elif defined SUPPORT_UTF && defined COMPILE_PCRE16
+pcre_uchar othercase[2];
+#else
+pcre_uchar othercase[1];
+#endif
+
+repeat = 1;
while (TRUE)
{
- caseless = 0;
- must_stop = 1;
- switch(*cc)
- {
- case OP_CHAR:
- must_stop = 0;
- cc++;
- break;
+ if (*rec_count == 0)
+ return 0;
+ (*rec_count)--;
+
+ last = TRUE;
+ any = FALSE;
+ class = FALSE;
+ caseless = FALSE;
+ switch (*cc)
+ {
case OP_CHARI:
- caseless = 1;
- must_stop = 0;
+ caseless = TRUE;
+ case OP_CHAR:
+ last = FALSE;
cc++;
break;
@@ -2947,184 +3507,1045 @@ while (TRUE)
cc++;
continue;
+ case OP_ASSERT:
+ case OP_ASSERT_NOT:
+ case OP_ASSERTBACK:
+ case OP_ASSERTBACK_NOT:
+ cc = bracketend(cc);
+ continue;
+
+ case OP_PLUSI:
+ case OP_MINPLUSI:
+ case OP_POSPLUSI:
+ caseless = TRUE;
case OP_PLUS:
case OP_MINPLUS:
case OP_POSPLUS:
cc++;
break;
+ case OP_EXACTI:
+ caseless = TRUE;
case OP_EXACT:
+ repeat = GET2(cc, 1);
+ last = FALSE;
cc += 1 + IMM2_SIZE;
break;
- case OP_PLUSI:
- case OP_MINPLUSI:
- case OP_POSPLUSI:
- caseless = 1;
+ case OP_QUERYI:
+ case OP_MINQUERYI:
+ case OP_POSQUERYI:
+ caseless = TRUE;
+ case OP_QUERY:
+ case OP_MINQUERY:
+ case OP_POSQUERY:
+ len = 1;
cc++;
+#ifdef SUPPORT_UTF
+ if (common->utf && HAS_EXTRALEN(*cc)) len += GET_EXTRALEN(*cc);
+#endif
+ max_chars = scan_prefix(common, cc + len, chars, max_chars, rec_count);
+ if (max_chars == 0)
+ return consumed;
+ last = FALSE;
break;
- case OP_EXACTI:
- caseless = 1;
+ case OP_KET:
+ cc += 1 + LINK_SIZE;
+ continue;
+
+ case OP_ALT:
+ cc += GET(cc, 1);
+ continue;
+
+ case OP_ONCE:
+ case OP_ONCE_NC:
+ case OP_BRA:
+ case OP_BRAPOS:
+ case OP_CBRA:
+ case OP_CBRAPOS:
+ alternative = cc + GET(cc, 1);
+ while (*alternative == OP_ALT)
+ {
+ max_chars = scan_prefix(common, alternative + 1 + LINK_SIZE, chars, max_chars, rec_count);
+ if (max_chars == 0)
+ return consumed;
+ alternative += GET(alternative, 1);
+ }
+
+ if (*cc == OP_CBRA || *cc == OP_CBRAPOS)
+ cc += IMM2_SIZE;
+ cc += 1 + LINK_SIZE;
+ continue;
+
+ case OP_CLASS:
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+ if (common->utf && !is_char7_bitset((const sljit_u8 *)(cc + 1), FALSE))
+ return consumed;
+#endif
+ class = TRUE;
+ break;
+
+ case OP_NCLASS:
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+ if (common->utf) return consumed;
+#endif
+ class = TRUE;
+ break;
+
+#if defined SUPPORT_UTF || !defined COMPILE_PCRE8
+ case OP_XCLASS:
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+ if (common->utf) return consumed;
+#endif
+ any = TRUE;
+ cc += GET(cc, 1);
+ break;
+#endif
+
+ case OP_DIGIT:
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+ if (common->utf && !is_char7_bitset((const sljit_u8 *)common->ctypes - cbit_length + cbit_digit, FALSE))
+ return consumed;
+#endif
+ any = TRUE;
+ cc++;
+ break;
+
+ case OP_WHITESPACE:
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+ if (common->utf && !is_char7_bitset((const sljit_u8 *)common->ctypes - cbit_length + cbit_space, FALSE))
+ return consumed;
+#endif
+ any = TRUE;
+ cc++;
+ break;
+
+ case OP_WORDCHAR:
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+ if (common->utf && !is_char7_bitset((const sljit_u8 *)common->ctypes - cbit_length + cbit_word, FALSE))
+ return consumed;
+#endif
+ any = TRUE;
+ cc++;
+ break;
+
+ case OP_NOT:
+ case OP_NOTI:
+ cc++;
+ /* Fall through. */
+ case OP_NOT_DIGIT:
+ case OP_NOT_WHITESPACE:
+ case OP_NOT_WORDCHAR:
+ case OP_ANY:
+ case OP_ALLANY:
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+ if (common->utf) return consumed;
+#endif
+ any = TRUE;
+ cc++;
+ break;
+
+#ifdef SUPPORT_UTF
+ case OP_NOTPROP:
+ case OP_PROP:
+#ifndef COMPILE_PCRE32
+ if (common->utf) return consumed;
+#endif
+ any = TRUE;
+ cc += 1 + 2;
+ break;
+#endif
+
+ case OP_TYPEEXACT:
+ repeat = GET2(cc, 1);
cc += 1 + IMM2_SIZE;
+ continue;
+
+ case OP_NOTEXACT:
+ case OP_NOTEXACTI:
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+ if (common->utf) return consumed;
+#endif
+ any = TRUE;
+ repeat = GET2(cc, 1);
+ cc += 1 + IMM2_SIZE + 1;
break;
default:
- must_stop = 2;
- break;
+ return consumed;
+ }
+
+ if (any)
+ {
+ do
+ {
+ chars[0] = 255;
+
+ consumed++;
+ if (--max_chars == 0)
+ return consumed;
+ chars += MAX_DIFF_CHARS;
+ }
+ while (--repeat > 0);
+
+ repeat = 1;
+ continue;
}
- if (must_stop == 2)
+ if (class)
+ {
+ bytes = (sljit_u8*) (cc + 1);
+ cc += 1 + 32 / sizeof(pcre_uchar);
+
+ switch (*cc)
+ {
+ case OP_CRSTAR:
+ case OP_CRMINSTAR:
+ case OP_CRPOSSTAR:
+ case OP_CRQUERY:
+ case OP_CRMINQUERY:
+ case OP_CRPOSQUERY:
+ max_chars = scan_prefix(common, cc + 1, chars, max_chars, rec_count);
+ if (max_chars == 0)
+ return consumed;
+ break;
+
+ default:
+ case OP_CRPLUS:
+ case OP_CRMINPLUS:
+ case OP_CRPOSPLUS:
break;
+ case OP_CRRANGE:
+ case OP_CRMINRANGE:
+ case OP_CRPOSRANGE:
+ repeat = GET2(cc, 1);
+ if (repeat <= 0)
+ return consumed;
+ break;
+ }
+
+ do
+ {
+ if (bytes[31] & 0x80)
+ chars[0] = 255;
+ else if (chars[0] != 255)
+ {
+ bytes_end = bytes + 32;
+ chr = 0;
+ do
+ {
+ byte = *bytes++;
+ SLJIT_ASSERT((chr & 0x7) == 0);
+ if (byte == 0)
+ chr += 8;
+ else
+ {
+ do
+ {
+ if ((byte & 0x1) != 0)
+ add_prefix_char(chr, chars);
+ byte >>= 1;
+ chr++;
+ }
+ while (byte != 0);
+ chr = (chr + 7) & ~7;
+ }
+ }
+ while (chars[0] != 255 && bytes < bytes_end);
+ bytes = bytes_end - 32;
+ }
+
+ consumed++;
+ if (--max_chars == 0)
+ return consumed;
+ chars += MAX_DIFF_CHARS;
+ }
+ while (--repeat > 0);
+
+ switch (*cc)
+ {
+ case OP_CRSTAR:
+ case OP_CRMINSTAR:
+ case OP_CRPOSSTAR:
+ return consumed;
+
+ case OP_CRQUERY:
+ case OP_CRMINQUERY:
+ case OP_CRPOSQUERY:
+ cc++;
+ break;
+
+ case OP_CRRANGE:
+ case OP_CRMINRANGE:
+ case OP_CRPOSRANGE:
+ if (GET2(cc, 1) != GET2(cc, 1 + IMM2_SIZE))
+ return consumed;
+ cc += 1 + 2 * IMM2_SIZE;
+ break;
+ }
+
+ repeat = 1;
+ continue;
+ }
+
len = 1;
#ifdef SUPPORT_UTF
- if (common->utf && HAS_EXTRALEN(cc[0])) len += GET_EXTRALEN(cc[0]);
+ if (common->utf && HAS_EXTRALEN(*cc)) len += GET_EXTRALEN(*cc);
#endif
if (caseless && char_has_othercase(common, cc))
{
- caseless = char_get_othercase_bit(common, cc);
- if (caseless == 0)
- return FALSE;
-#ifdef COMPILE_PCRE8
- caseless = ((caseless & 0xff) << 8) | (len - (caseless >> 8));
-#else
- if ((caseless & 0x100) != 0)
- caseless = ((caseless & 0xff) << 16) | (len - (caseless >> 9));
+#ifdef SUPPORT_UTF
+ if (common->utf)
+ {
+ GETCHAR(chr, cc);
+ if ((int)PRIV(ord2utf)(char_othercase(common, chr), othercase) != len)
+ return consumed;
+ }
else
- caseless = ((caseless & 0xff) << 8) | (len - (caseless >> 9));
#endif
+ {
+ chr = *cc;
+ othercase[0] = TABLE_GET(chr, common->fcc, chr);
+ }
}
else
- caseless = 0;
+ {
+ caseless = FALSE;
+ othercase[0] = 0; /* Stops compiler warning - PH */
+ }
- while (len > 0 && location < MAX_N_CHARS * 2)
+ len_save = len;
+ cc_save = cc;
+ while (TRUE)
{
- c = *cc;
- bit = 0;
- if (len == (caseless & 0xff))
+ oc = othercase;
+ do
{
- bit = caseless >> 8;
- c |= bit;
+ chr = *cc;
+ add_prefix_char(*cc, chars);
+
+ if (caseless)
+ add_prefix_char(*oc, chars);
+
+ len--;
+ consumed++;
+ if (--max_chars == 0)
+ return consumed;
+ chars += MAX_DIFF_CHARS;
+ cc++;
+ oc++;
}
+ while (len > 0);
- chars[location] = c;
- chars[location + 1] = bit;
+ if (--repeat == 0)
+ break;
- len--;
- location += 2;
- cc++;
+ len = len_save;
+ cc = cc_save;
}
- if (location >= MAX_N_CHARS * 2 || must_stop != 0)
- break;
+ repeat = 1;
+ if (last)
+ return consumed;
}
+}
-/* At least two characters are required. */
-if (location < 2 * 2)
- return FALSE;
+#if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
-if (firstline)
+static sljit_s32 character_to_int32(pcre_uchar chr)
+{
+sljit_s32 value = (sljit_s32)chr;
+#if defined COMPILE_PCRE8
+#define SSE2_COMPARE_TYPE_INDEX 0
+return (value << 24) | (value << 16) | (value << 8) | value;
+#elif defined COMPILE_PCRE16
+#define SSE2_COMPARE_TYPE_INDEX 1
+return (value << 16) | value;
+#elif defined COMPILE_PCRE32
+#define SSE2_COMPARE_TYPE_INDEX 2
+return value;
+#else
+#error "Unsupported unit width"
+#endif
+}
+
+static SLJIT_INLINE void fast_forward_first_char2_sse2(compiler_common *common, pcre_uchar char1, pcre_uchar char2)
+{
+DEFINE_COMPILER;
+struct sljit_label *start;
+struct sljit_jump *quit[3];
+struct sljit_jump *nomatch;
+sljit_u8 instruction[8];
+sljit_s32 tmp1_ind = sljit_get_register_index(TMP1);
+sljit_s32 tmp2_ind = sljit_get_register_index(TMP2);
+sljit_s32 str_ptr_ind = sljit_get_register_index(STR_PTR);
+BOOL load_twice = FALSE;
+pcre_uchar bit;
+
+bit = char1 ^ char2;
+if (!is_powerof2(bit))
+ bit = 0;
+
+if ((char1 != char2) && bit == 0)
+ load_twice = TRUE;
+
+quit[0] = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+
+/* First part (unaligned start) */
+
+OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, character_to_int32(char1 | bit));
+
+SLJIT_ASSERT(tmp1_ind < 8 && tmp2_ind == 1);
+
+/* MOVD xmm, r/m32 */
+instruction[0] = 0x66;
+instruction[1] = 0x0f;
+instruction[2] = 0x6e;
+instruction[3] = 0xc0 | (2 << 3) | tmp1_ind;
+sljit_emit_op_custom(compiler, instruction, 4);
+
+if (char1 != char2)
{
- SLJIT_ASSERT(common->first_line_end != 0);
- OP1(SLJIT_MOV, TMP3, 0, STR_END, 0);
- OP2(SLJIT_SUB, STR_END, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->first_line_end, SLJIT_IMM, IN_UCHARS((location >> 1) - 1));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, character_to_int32(bit != 0 ? bit : char2));
+
+ /* MOVD xmm, r/m32 */
+ instruction[3] = 0xc0 | (3 << 3) | tmp1_ind;
+ sljit_emit_op_custom(compiler, instruction, 4);
+ }
+
+/* PSHUFD xmm1, xmm2/m128, imm8 */
+instruction[2] = 0x70;
+instruction[3] = 0xc0 | (2 << 3) | 2;
+instruction[4] = 0;
+sljit_emit_op_custom(compiler, instruction, 5);
+
+if (char1 != char2)
+ {
+ /* PSHUFD xmm1, xmm2/m128, imm8 */
+ instruction[3] = 0xc0 | (3 << 3) | 3;
+ instruction[4] = 0;
+ sljit_emit_op_custom(compiler, instruction, 5);
+ }
+
+OP2(SLJIT_AND, TMP2, 0, STR_PTR, 0, SLJIT_IMM, 0xf);
+OP2(SLJIT_AND, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, ~0xf);
+
+/* MOVDQA xmm1, xmm2/m128 */
+#if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
+
+if (str_ptr_ind < 8)
+ {
+ instruction[2] = 0x6f;
+ instruction[3] = (0 << 3) | str_ptr_ind;
+ sljit_emit_op_custom(compiler, instruction, 4);
+
+ if (load_twice)
+ {
+ instruction[3] = (1 << 3) | str_ptr_ind;
+ sljit_emit_op_custom(compiler, instruction, 4);
+ }
}
else
- OP2(SLJIT_SUB, STR_END, 0, STR_END, 0, SLJIT_IMM, IN_UCHARS((location >> 1) - 1));
+ {
+ instruction[1] = 0x41;
+ instruction[2] = 0x0f;
+ instruction[3] = 0x6f;
+ instruction[4] = (0 << 3) | (str_ptr_ind & 0x7);
+ sljit_emit_op_custom(compiler, instruction, 5);
-start = LABEL();
-quit = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+ if (load_twice)
+ {
+ instruction[4] = (1 << 3) | str_ptr_ind;
+ sljit_emit_op_custom(compiler, instruction, 5);
+ }
+ instruction[1] = 0x0f;
+ }
-OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
-OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
-OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-if (chars[1] != 0)
- OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, chars[1]);
-CMPTO(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, chars[0], start);
-if (location > 2 * 2)
- OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
-if (chars[3] != 0)
- OP2(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_IMM, chars[3]);
-CMPTO(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, chars[2], start);
-if (location > 2 * 2)
- {
- if (chars[5] != 0)
- OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, chars[5]);
- CMPTO(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, chars[4], start);
+#else
+
+instruction[2] = 0x6f;
+instruction[3] = (0 << 3) | str_ptr_ind;
+sljit_emit_op_custom(compiler, instruction, 4);
+
+if (load_twice)
+ {
+ instruction[3] = (1 << 3) | str_ptr_ind;
+ sljit_emit_op_custom(compiler, instruction, 4);
}
-OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-JUMPHERE(quit);
+#endif
-if (firstline)
- OP1(SLJIT_MOV, STR_END, 0, TMP3, 0);
+if (bit != 0)
+ {
+ /* POR xmm1, xmm2/m128 */
+ instruction[2] = 0xeb;
+ instruction[3] = 0xc0 | (0 << 3) | 3;
+ sljit_emit_op_custom(compiler, instruction, 4);
+ }
+
+/* PCMPEQB/W/D xmm1, xmm2/m128 */
+instruction[2] = 0x74 + SSE2_COMPARE_TYPE_INDEX;
+instruction[3] = 0xc0 | (0 << 3) | 2;
+sljit_emit_op_custom(compiler, instruction, 4);
+
+if (load_twice)
+ {
+ instruction[3] = 0xc0 | (1 << 3) | 3;
+ sljit_emit_op_custom(compiler, instruction, 4);
+ }
+
+/* PMOVMSKB reg, xmm */
+instruction[2] = 0xd7;
+instruction[3] = 0xc0 | (tmp1_ind << 3) | 0;
+sljit_emit_op_custom(compiler, instruction, 4);
+
+if (load_twice)
+ {
+ OP1(SLJIT_MOV, RETURN_ADDR, 0, TMP2, 0);
+ instruction[3] = 0xc0 | (tmp2_ind << 3) | 1;
+ sljit_emit_op_custom(compiler, instruction, 4);
+
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ OP1(SLJIT_MOV, TMP2, 0, RETURN_ADDR, 0);
+ }
+
+OP2(SLJIT_ASHR, TMP1, 0, TMP1, 0, TMP2, 0);
+
+/* BSF r32, r/m32 */
+instruction[0] = 0x0f;
+instruction[1] = 0xbc;
+instruction[2] = 0xc0 | (tmp1_ind << 3) | tmp1_ind;
+sljit_emit_op_custom(compiler, instruction, 3);
+
+nomatch = JUMP(SLJIT_ZERO);
+
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
+quit[1] = JUMP(SLJIT_JUMP);
+
+JUMPHERE(nomatch);
+
+start = LABEL();
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, 16);
+quit[2] = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+
+/* Second part (aligned) */
+
+instruction[0] = 0x66;
+instruction[1] = 0x0f;
+
+/* MOVDQA xmm1, xmm2/m128 */
+#if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
+
+if (str_ptr_ind < 8)
+ {
+ instruction[2] = 0x6f;
+ instruction[3] = (0 << 3) | str_ptr_ind;
+ sljit_emit_op_custom(compiler, instruction, 4);
+
+ if (load_twice)
+ {
+ instruction[3] = (1 << 3) | str_ptr_ind;
+ sljit_emit_op_custom(compiler, instruction, 4);
+ }
+ }
else
- OP2(SLJIT_ADD, STR_END, 0, STR_END, 0, SLJIT_IMM, IN_UCHARS((location >> 1) - 1));
-return TRUE;
+ {
+ instruction[1] = 0x41;
+ instruction[2] = 0x0f;
+ instruction[3] = 0x6f;
+ instruction[4] = (0 << 3) | (str_ptr_ind & 0x7);
+ sljit_emit_op_custom(compiler, instruction, 5);
+
+ if (load_twice)
+ {
+ instruction[4] = (1 << 3) | str_ptr_ind;
+ sljit_emit_op_custom(compiler, instruction, 5);
+ }
+ instruction[1] = 0x0f;
+ }
+
+#else
+
+instruction[2] = 0x6f;
+instruction[3] = (0 << 3) | str_ptr_ind;
+sljit_emit_op_custom(compiler, instruction, 4);
+
+if (load_twice)
+ {
+ instruction[3] = (1 << 3) | str_ptr_ind;
+ sljit_emit_op_custom(compiler, instruction, 4);
+ }
+
+#endif
+
+if (bit != 0)
+ {
+ /* POR xmm1, xmm2/m128 */
+ instruction[2] = 0xeb;
+ instruction[3] = 0xc0 | (0 << 3) | 3;
+ sljit_emit_op_custom(compiler, instruction, 4);
+ }
+
+/* PCMPEQB/W/D xmm1, xmm2/m128 */
+instruction[2] = 0x74 + SSE2_COMPARE_TYPE_INDEX;
+instruction[3] = 0xc0 | (0 << 3) | 2;
+sljit_emit_op_custom(compiler, instruction, 4);
+
+if (load_twice)
+ {
+ instruction[3] = 0xc0 | (1 << 3) | 3;
+ sljit_emit_op_custom(compiler, instruction, 4);
+ }
+
+/* PMOVMSKB reg, xmm */
+instruction[2] = 0xd7;
+instruction[3] = 0xc0 | (tmp1_ind << 3) | 0;
+sljit_emit_op_custom(compiler, instruction, 4);
+
+if (load_twice)
+ {
+ instruction[3] = 0xc0 | (tmp2_ind << 3) | 1;
+ sljit_emit_op_custom(compiler, instruction, 4);
+
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0);
+ }
+
+/* BSF r32, r/m32 */
+instruction[0] = 0x0f;
+instruction[1] = 0xbc;
+instruction[2] = 0xc0 | (tmp1_ind << 3) | tmp1_ind;
+sljit_emit_op_custom(compiler, instruction, 3);
+
+JUMPTO(SLJIT_ZERO, start);
+
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
+
+start = LABEL();
+SET_LABEL(quit[0], start);
+SET_LABEL(quit[1], start);
+SET_LABEL(quit[2], start);
}
-#undef MAX_N_CHARS
+#undef SSE2_COMPARE_TYPE_INDEX
-static SLJIT_INLINE void fast_forward_first_char(compiler_common *common, pcre_uchar first_char, BOOL caseless, BOOL firstline)
+#endif
+
+static void fast_forward_first_char2(compiler_common *common, pcre_uchar char1, pcre_uchar char2, sljit_s32 offset)
{
DEFINE_COMPILER;
struct sljit_label *start;
struct sljit_jump *quit;
struct sljit_jump *found;
-pcre_uchar oc, bit;
+pcre_uchar mask;
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+struct sljit_label *utf_start = NULL;
+struct sljit_jump *utf_quit = NULL;
+#endif
+BOOL has_match_end = (common->match_end_ptr != 0);
-if (firstline)
+if (offset > 0)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(offset));
+
+if (has_match_end)
{
- SLJIT_ASSERT(common->first_line_end != 0);
OP1(SLJIT_MOV, TMP3, 0, STR_END, 0);
- OP1(SLJIT_MOV, STR_END, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->first_line_end);
+
+ OP2(SLJIT_ADD, STR_END, 0, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr, SLJIT_IMM, IN_UCHARS(offset + 1));
+#if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
+ if (sljit_x86_is_cmov_available())
+ {
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, STR_END, 0, TMP3, 0);
+ sljit_x86_emit_cmov(compiler, SLJIT_GREATER, STR_END, TMP3, 0);
+ }
+#endif
+ {
+ quit = CMP(SLJIT_LESS_EQUAL, STR_END, 0, TMP3, 0);
+ OP1(SLJIT_MOV, STR_END, 0, TMP3, 0);
+ JUMPHERE(quit);
+ }
}
-start = LABEL();
-quit = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
-OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+if (common->utf && offset > 0)
+ utf_start = LABEL();
+#endif
-oc = first_char;
-if (caseless)
+#if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
+
+/* SSE2 accelerated first character search. */
+
+if (sljit_x86_is_sse2_available())
{
- oc = TABLE_GET(first_char, common->fcc, first_char);
-#if defined SUPPORT_UCP && !(defined COMPILE_PCRE8)
- if (first_char > 127 && common->utf)
- oc = UCD_OTHERCASE(first_char);
+ fast_forward_first_char2_sse2(common, char1, char2);
+
+ SLJIT_ASSERT(common->mode == JIT_COMPILE || offset == 0);
+ if (common->mode == JIT_COMPILE)
+ {
+ /* In complete mode, we don't need to run a match when STR_PTR == STR_END. */
+ SLJIT_ASSERT(common->forced_quit_label == NULL);
+ OP1(SLJIT_MOV, SLJIT_RETURN_REG, 0, SLJIT_IMM, PCRE_ERROR_NOMATCH);
+ add_jump(compiler, &common->forced_quit, CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
+
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+ if (common->utf && offset > 0)
+ {
+ SLJIT_ASSERT(common->mode == JIT_COMPILE);
+
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-offset));
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+#if defined COMPILE_PCRE8
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xc0);
+ CMPTO(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, 0x80, utf_start);
+#elif defined COMPILE_PCRE16
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00);
+ CMPTO(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, 0xdc00, utf_start);
+#else
+#error "Unknown code width"
+#endif
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ }
#endif
+
+ if (offset > 0)
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(offset));
+ }
+ else if (sljit_x86_is_cmov_available())
+ {
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, STR_PTR, 0, STR_END, 0);
+ sljit_x86_emit_cmov(compiler, SLJIT_GREATER_EQUAL, STR_PTR, has_match_end ? SLJIT_MEM1(SLJIT_SP) : STR_END, has_match_end ? common->match_end_ptr : 0);
+ }
+ else
+ {
+ quit = CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0);
+ OP1(SLJIT_MOV, STR_PTR, 0, has_match_end ? SLJIT_MEM1(SLJIT_SP) : STR_END, has_match_end ? common->match_end_ptr : 0);
+ JUMPHERE(quit);
+ }
+
+ if (has_match_end)
+ OP1(SLJIT_MOV, STR_END, 0, TMP3, 0);
+ return;
}
-if (first_char == oc)
- found = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, first_char);
+
+#endif
+
+quit = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+
+start = LABEL();
+OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
+
+if (char1 == char2)
+ found = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, char1);
else
{
- bit = first_char ^ oc;
- if (is_powerof2(bit))
+ mask = char1 ^ char2;
+ if (is_powerof2(mask))
{
- OP2(SLJIT_OR, TMP2, 0, TMP1, 0, SLJIT_IMM, bit);
- found = CMP(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, first_char | bit);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, mask);
+ found = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, char1 | mask);
}
else
{
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, first_char);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, oc);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
- found = JUMP(SLJIT_C_NOT_ZERO);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, char1);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, char2);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
+ found = JUMP(SLJIT_NOT_ZERO);
}
}
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-JUMPTO(SLJIT_JUMP, start);
+CMPTO(SLJIT_LESS, STR_PTR, 0, STR_END, 0, start);
+
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+if (common->utf && offset > 0)
+ utf_quit = JUMP(SLJIT_JUMP);
+#endif
+
JUMPHERE(found);
+
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+if (common->utf && offset > 0)
+ {
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-offset));
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+#if defined COMPILE_PCRE8
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xc0);
+ CMPTO(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, 0x80, utf_start);
+#elif defined COMPILE_PCRE16
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00);
+ CMPTO(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, 0xdc00, utf_start);
+#else
+#error "Unknown code width"
+#endif
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ JUMPHERE(utf_quit);
+ }
+#endif
+
JUMPHERE(quit);
-if (firstline)
+if (has_match_end)
+ {
+ quit = CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0);
+ OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr);
+ if (offset > 0)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(offset));
+ JUMPHERE(quit);
OP1(SLJIT_MOV, STR_END, 0, TMP3, 0);
+ }
+
+if (offset > 0)
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(offset));
}
-static SLJIT_INLINE void fast_forward_newline(compiler_common *common, BOOL firstline)
+static SLJIT_INLINE BOOL fast_forward_first_n_chars(compiler_common *common)
+{
+DEFINE_COMPILER;
+struct sljit_label *start;
+struct sljit_jump *quit;
+struct sljit_jump *match;
+/* bytes[0] represent the number of characters between 0
+and MAX_N_BYTES - 1, 255 represents any character. */
+pcre_uchar chars[MAX_N_CHARS * MAX_DIFF_CHARS];
+sljit_s32 offset;
+pcre_uchar mask;
+pcre_uchar *char_set, *char_set_end;
+int i, max, from;
+int range_right = -1, range_len;
+sljit_u8 *update_table = NULL;
+BOOL in_range;
+sljit_u32 rec_count;
+
+for (i = 0; i < MAX_N_CHARS; i++)
+ chars[i * MAX_DIFF_CHARS] = 0;
+
+rec_count = 10000;
+max = scan_prefix(common, common->start, chars, MAX_N_CHARS, &rec_count);
+
+if (max < 1)
+ return FALSE;
+
+in_range = FALSE;
+/* Prevent compiler "uninitialized" warning */
+from = 0;
+range_len = 4 /* minimum length */ - 1;
+for (i = 0; i <= max; i++)
+ {
+ if (in_range && (i - from) > range_len && (chars[(i - 1) * MAX_DIFF_CHARS] < 255))
+ {
+ range_len = i - from;
+ range_right = i - 1;
+ }
+
+ if (i < max && chars[i * MAX_DIFF_CHARS] < 255)
+ {
+ SLJIT_ASSERT(chars[i * MAX_DIFF_CHARS] > 0);
+ if (!in_range)
+ {
+ in_range = TRUE;
+ from = i;
+ }
+ }
+ else
+ in_range = FALSE;
+ }
+
+if (range_right >= 0)
+ {
+ update_table = (sljit_u8 *)allocate_read_only_data(common, 256);
+ if (update_table == NULL)
+ return TRUE;
+ memset(update_table, IN_UCHARS(range_len), 256);
+
+ for (i = 0; i < range_len; i++)
+ {
+ char_set = chars + ((range_right - i) * MAX_DIFF_CHARS);
+ SLJIT_ASSERT(char_set[0] > 0 && char_set[0] < 255);
+ char_set_end = char_set + char_set[0];
+ char_set++;
+ while (char_set <= char_set_end)
+ {
+ if (update_table[(*char_set) & 0xff] > IN_UCHARS(i))
+ update_table[(*char_set) & 0xff] = IN_UCHARS(i);
+ char_set++;
+ }
+ }
+ }
+
+offset = -1;
+/* Scan forward. */
+for (i = 0; i < max; i++)
+ {
+ if (offset == -1)
+ {
+ if (chars[i * MAX_DIFF_CHARS] <= 2)
+ offset = i;
+ }
+ else if (chars[offset * MAX_DIFF_CHARS] == 2 && chars[i * MAX_DIFF_CHARS] <= 2)
+ {
+ if (chars[i * MAX_DIFF_CHARS] == 1)
+ offset = i;
+ else
+ {
+ mask = chars[offset * MAX_DIFF_CHARS + 1] ^ chars[offset * MAX_DIFF_CHARS + 2];
+ if (!is_powerof2(mask))
+ {
+ mask = chars[i * MAX_DIFF_CHARS + 1] ^ chars[i * MAX_DIFF_CHARS + 2];
+ if (is_powerof2(mask))
+ offset = i;
+ }
+ }
+ }
+ }
+
+if (range_right < 0)
+ {
+ if (offset < 0)
+ return FALSE;
+ SLJIT_ASSERT(chars[offset * MAX_DIFF_CHARS] >= 1 && chars[offset * MAX_DIFF_CHARS] <= 2);
+ /* Works regardless the value is 1 or 2. */
+ mask = chars[offset * MAX_DIFF_CHARS + chars[offset * MAX_DIFF_CHARS]];
+ fast_forward_first_char2(common, chars[offset * MAX_DIFF_CHARS + 1], mask, offset);
+ return TRUE;
+ }
+
+if (range_right == offset)
+ offset = -1;
+
+SLJIT_ASSERT(offset == -1 || (chars[offset * MAX_DIFF_CHARS] >= 1 && chars[offset * MAX_DIFF_CHARS] <= 2));
+
+max -= 1;
+SLJIT_ASSERT(max > 0);
+if (common->match_end_ptr != 0)
+ {
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr);
+ OP1(SLJIT_MOV, TMP3, 0, STR_END, 0);
+ OP2(SLJIT_SUB, STR_END, 0, STR_END, 0, SLJIT_IMM, IN_UCHARS(max));
+ quit = CMP(SLJIT_LESS_EQUAL, STR_END, 0, TMP1, 0);
+ OP1(SLJIT_MOV, STR_END, 0, TMP1, 0);
+ JUMPHERE(quit);
+ }
+else
+ OP2(SLJIT_SUB, STR_END, 0, STR_END, 0, SLJIT_IMM, IN_UCHARS(max));
+
+SLJIT_ASSERT(range_right >= 0);
+
+#if !(defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
+OP1(SLJIT_MOV, RETURN_ADDR, 0, SLJIT_IMM, (sljit_sw)update_table);
+#endif
+
+start = LABEL();
+quit = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+
+#if defined COMPILE_PCRE8 || (defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
+OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(range_right));
+#else
+OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(range_right + 1) - 1);
+#endif
+
+#if !(defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
+OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM2(RETURN_ADDR, TMP1), 0);
+#else
+OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)update_table);
+#endif
+OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
+CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, 0, start);
+
+if (offset >= 0)
+ {
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(offset));
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+
+ if (chars[offset * MAX_DIFF_CHARS] == 1)
+ CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, chars[offset * MAX_DIFF_CHARS + 1], start);
+ else
+ {
+ mask = chars[offset * MAX_DIFF_CHARS + 1] ^ chars[offset * MAX_DIFF_CHARS + 2];
+ if (is_powerof2(mask))
+ {
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, mask);
+ CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, chars[offset * MAX_DIFF_CHARS + 1] | mask, start);
+ }
+ else
+ {
+ match = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, chars[offset * MAX_DIFF_CHARS + 1]);
+ CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, chars[offset * MAX_DIFF_CHARS + 2], start);
+ JUMPHERE(match);
+ }
+ }
+ }
+
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+if (common->utf && offset != 0)
+ {
+ if (offset < 0)
+ {
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ }
+ else
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-1));
+#if defined COMPILE_PCRE8
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xc0);
+ CMPTO(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, 0x80, start);
+#elif defined COMPILE_PCRE16
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00);
+ CMPTO(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, 0xdc00, start);
+#else
+#error "Unknown code width"
+#endif
+ if (offset < 0)
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ }
+#endif
+
+if (offset >= 0)
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+
+JUMPHERE(quit);
+
+if (common->match_end_ptr != 0)
+ {
+ if (range_right >= 0)
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr);
+ OP1(SLJIT_MOV, STR_END, 0, TMP3, 0);
+ if (range_right >= 0)
+ {
+ quit = CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, TMP1, 0);
+ OP1(SLJIT_MOV, STR_PTR, 0, TMP1, 0);
+ JUMPHERE(quit);
+ }
+ }
+else
+ OP2(SLJIT_ADD, STR_END, 0, STR_END, 0, SLJIT_IMM, IN_UCHARS(max));
+return TRUE;
+}
+
+#undef MAX_N_CHARS
+#undef MAX_DIFF_CHARS
+
+static SLJIT_INLINE void fast_forward_first_char(compiler_common *common, pcre_uchar first_char, BOOL caseless)
+{
+pcre_uchar oc;
+
+oc = first_char;
+if (caseless)
+ {
+ oc = TABLE_GET(first_char, common->fcc, first_char);
+#if defined SUPPORT_UCP && !defined COMPILE_PCRE8
+ if (first_char > 127 && common->utf)
+ oc = UCD_OTHERCASE(first_char);
+#endif
+ }
+
+fast_forward_first_char2(common, first_char, oc, 0);
+}
+
+static SLJIT_INLINE void fast_forward_newline(compiler_common *common)
{
DEFINE_COMPILER;
struct sljit_label *loop;
@@ -3135,24 +4556,23 @@ struct sljit_jump *foundcr = NULL;
struct sljit_jump *notfoundnl;
jump_list *newline = NULL;
-if (firstline)
+if (common->match_end_ptr != 0)
{
- SLJIT_ASSERT(common->first_line_end != 0);
OP1(SLJIT_MOV, TMP3, 0, STR_END, 0);
- OP1(SLJIT_MOV, STR_END, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->first_line_end);
+ OP1(SLJIT_MOV, STR_END, 0, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr);
}
if (common->nltype == NLTYPE_FIXED && common->newline > 255)
{
- lastchar = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+ lastchar = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, str));
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, begin));
- firstchar = CMP(SLJIT_C_LESS_EQUAL, STR_PTR, 0, TMP2, 0);
+ firstchar = CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, TMP2, 0);
OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(2));
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, STR_PTR, 0, TMP1, 0);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_GREATER_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_GREATER_EQUAL);
#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, UCHAR_SHIFT);
#endif
@@ -3160,31 +4580,33 @@ if (common->nltype == NLTYPE_FIXED && common->newline > 255)
loop = LABEL();
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
- quit = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+ quit = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-2));
OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-1));
- CMPTO(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff, loop);
- CMPTO(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff, loop);
+ CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff, loop);
+ CMPTO(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff, loop);
JUMPHERE(quit);
JUMPHERE(firstchar);
JUMPHERE(lastchar);
- if (firstline)
- OP1(SLJIT_MOV, STR_END, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE0);
+ if (common->match_end_ptr != 0)
+ OP1(SLJIT_MOV, STR_END, 0, TMP3, 0);
return;
}
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, str));
-firstchar = CMP(SLJIT_C_LESS_EQUAL, STR_PTR, 0, TMP2, 0);
+firstchar = CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, TMP2, 0);
skip_char_back(common);
loop = LABEL();
-read_char(common);
-lastchar = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+common->ff_newline_shortcut = loop;
+
+read_char_range(common, common->nlmin, common->nlmax, TRUE);
+lastchar = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
if (common->nltype == NLTYPE_ANY || common->nltype == NLTYPE_ANYCRLF)
- foundcr = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_CR);
+ foundcr = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_CR);
check_newlinechar(common, common->nltype, &newline, FALSE);
set_jumps(newline, loop);
@@ -3192,10 +4614,10 @@ if (common->nltype == NLTYPE_ANY || common->nltype == NLTYPE_ANYCRLF)
{
quit = JUMP(SLJIT_JUMP);
JUMPHERE(foundcr);
- notfoundnl = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+ notfoundnl = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, CHAR_NL);
- OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, UCHAR_SHIFT);
#endif
@@ -3206,56 +4628,50 @@ if (common->nltype == NLTYPE_ANY || common->nltype == NLTYPE_ANYCRLF)
JUMPHERE(lastchar);
JUMPHERE(firstchar);
-if (firstline)
+if (common->match_end_ptr != 0)
OP1(SLJIT_MOV, STR_END, 0, TMP3, 0);
}
-static BOOL check_class_ranges(compiler_common *common, const pcre_uint8 *bits, BOOL nclass, jump_list **backtracks);
+static BOOL check_class_ranges(compiler_common *common, const sljit_u8 *bits, BOOL nclass, BOOL invert, jump_list **backtracks);
-static SLJIT_INLINE void fast_forward_start_bits(compiler_common *common, sljit_uw start_bits, BOOL firstline)
+static SLJIT_INLINE void fast_forward_start_bits(compiler_common *common, const sljit_u8 *start_bits)
{
DEFINE_COMPILER;
struct sljit_label *start;
struct sljit_jump *quit;
struct sljit_jump *found = NULL;
jump_list *matches = NULL;
-pcre_uint8 inverted_start_bits[32];
-int i;
#ifndef COMPILE_PCRE8
struct sljit_jump *jump;
#endif
-for (i = 0; i < 32; ++i)
- inverted_start_bits[i] = ~(((pcre_uint8*)start_bits)[i]);
-
-if (firstline)
+if (common->match_end_ptr != 0)
{
- SLJIT_ASSERT(common->first_line_end != 0);
OP1(SLJIT_MOV, RETURN_ADDR, 0, STR_END, 0);
- OP1(SLJIT_MOV, STR_END, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->first_line_end);
+ OP1(SLJIT_MOV, STR_END, 0, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr);
}
start = LABEL();
-quit = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+quit = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
#ifdef SUPPORT_UTF
if (common->utf)
OP1(SLJIT_MOV, TMP3, 0, TMP1, 0);
#endif
-if (!check_class_ranges(common, inverted_start_bits, (inverted_start_bits[31] & 0x80) != 0, &matches))
+if (!check_class_ranges(common, start_bits, (start_bits[31] & 0x80) != 0, TRUE, &matches))
{
#ifndef COMPILE_PCRE8
- jump = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 255);
+ jump = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 255);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 255);
JUMPHERE(jump);
#endif
OP2(SLJIT_AND, TMP2, 0, TMP1, 0, SLJIT_IMM, 0x7);
OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 3);
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP1), start_bits);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)start_bits);
OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0);
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0);
- found = JUMP(SLJIT_C_NOT_ZERO);
+ found = JUMP(SLJIT_NOT_ZERO);
}
#ifdef SUPPORT_UTF
@@ -3267,17 +4683,17 @@ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
#if defined COMPILE_PCRE8
if (common->utf)
{
- CMPTO(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xc0, start);
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
+ CMPTO(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xc0, start);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
}
#elif defined COMPILE_PCRE16
if (common->utf)
{
- CMPTO(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xd800, start);
+ CMPTO(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xd800, start);
OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd800);
- OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
}
@@ -3290,7 +4706,7 @@ if (matches != NULL)
set_jumps(matches, LABEL());
JUMPHERE(quit);
-if (firstline)
+if (common->match_end_ptr != 0)
OP1(SLJIT_MOV, STR_END, 0, RETURN_ADDR, 0);
}
@@ -3303,13 +4719,13 @@ struct sljit_jump *alreadyfound;
struct sljit_jump *found;
struct sljit_jump *foundoc = NULL;
struct sljit_jump *notfound;
-pcre_uint32 oc, bit;
+sljit_u32 oc, bit;
SLJIT_ASSERT(common->req_char_ptr != 0);
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->req_char_ptr);
+OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->req_char_ptr);
OP2(SLJIT_ADD, TMP1, 0, STR_PTR, 0, SLJIT_IMM, REQ_BYTE_MAX);
-toolong = CMP(SLJIT_C_LESS, TMP1, 0, STR_END, 0);
-alreadyfound = CMP(SLJIT_C_LESS, STR_PTR, 0, TMP2, 0);
+toolong = CMP(SLJIT_LESS, TMP1, 0, STR_END, 0);
+alreadyfound = CMP(SLJIT_LESS, STR_PTR, 0, TMP2, 0);
if (has_firstchar)
OP2(SLJIT_ADD, TMP1, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
@@ -3317,7 +4733,7 @@ else
OP1(SLJIT_MOV, TMP1, 0, STR_PTR, 0);
loop = LABEL();
-notfound = CMP(SLJIT_C_GREATER_EQUAL, TMP1, 0, STR_END, 0);
+notfound = CMP(SLJIT_GREATER_EQUAL, TMP1, 0, STR_END, 0);
OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(TMP1), 0);
oc = req_char;
@@ -3330,19 +4746,19 @@ if (caseless)
#endif
}
if (req_char == oc)
- found = CMP(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, req_char);
+ found = CMP(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, req_char);
else
{
bit = req_char ^ oc;
if (is_powerof2(bit))
{
OP2(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_IMM, bit);
- found = CMP(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, req_char | bit);
+ found = CMP(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, req_char | bit);
}
else
{
- found = CMP(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, req_char);
- foundoc = CMP(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, oc);
+ found = CMP(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, req_char);
+ foundoc = CMP(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, oc);
}
}
OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(1));
@@ -3351,7 +4767,7 @@ JUMPTO(SLJIT_JUMP, loop);
JUMPHERE(found);
if (foundoc)
JUMPHERE(foundoc);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->req_char_ptr, TMP1, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->req_char_ptr, TMP1, 0);
JUMPHERE(alreadyfound);
JUMPHERE(toolong);
return notfound;
@@ -3371,7 +4787,7 @@ GET_LOCAL_BASE(TMP3, 0, 0);
mainloop = LABEL();
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), 0);
OP2(SLJIT_SUB | SLJIT_SET_S, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, 0);
-jump = JUMP(SLJIT_C_SIG_LESS_EQUAL);
+jump = JUMP(SLJIT_SIG_LESS_EQUAL);
OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP3, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), 0, SLJIT_MEM1(TMP1), sizeof(sljit_sw));
@@ -3380,7 +4796,7 @@ OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 3 * sizeof(sljit_sw));
JUMPTO(SLJIT_JUMP, mainloop);
JUMPHERE(jump);
-jump = JUMP(SLJIT_C_SIG_LESS);
+jump = JUMP(SLJIT_SIG_LESS);
/* End of dropping frames. */
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
@@ -3403,12 +4819,12 @@ struct sljit_jump *jump;
SLJIT_COMPILE_ASSERT(ctype_word == 0x10, ctype_word_must_be_16);
-sljit_emit_fast_enter(compiler, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
+sljit_emit_fast_enter(compiler, SLJIT_MEM1(SLJIT_SP), LOCALS0);
/* Get type of the previous char, and put it to LOCALS1. */
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, begin));
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1, SLJIT_IMM, 0);
-skipread = CMP(SLJIT_C_LESS_EQUAL, STR_PTR, 0, TMP1, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, SLJIT_IMM, 0);
+skipread = CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, TMP1, 0);
skip_char_back(common);
check_start_used_ptr(common);
read_char(common);
@@ -3418,32 +4834,32 @@ read_char(common);
if (common->use_ucp)
{
OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, 1);
- jump = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_UNDERSCORE);
+ jump = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_UNDERSCORE);
add_jump(compiler, &common->getucd, JUMP(SLJIT_FAST_CALL));
OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ucp_Ll);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_Lu - ucp_Ll);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_LESS_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL);
OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ucp_Nd - ucp_Ll);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_No - ucp_Nd);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_LESS_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL);
JUMPHERE(jump);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, TMP2, 0);
}
else
#endif
{
#ifndef COMPILE_PCRE8
- jump = CMP(SLJIT_C_GREATER, TMP1, 0, SLJIT_IMM, 255);
+ jump = CMP(SLJIT_GREATER, TMP1, 0, SLJIT_IMM, 255);
#elif defined SUPPORT_UTF
/* Here LOCALS1 has already been zeroed. */
jump = NULL;
if (common->utf)
- jump = CMP(SLJIT_C_GREATER, TMP1, 0, SLJIT_IMM, 255);
+ jump = CMP(SLJIT_GREATER, TMP1, 0, SLJIT_IMM, 255);
#endif /* COMPILE_PCRE8 */
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP1), common->ctypes);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), common->ctypes);
OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 4 /* ctype_word */);
OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, TMP1, 0);
#ifndef COMPILE_PCRE8
JUMPHERE(jump);
#elif defined SUPPORT_UTF
@@ -3455,21 +4871,21 @@ JUMPHERE(skipread);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, 0);
check_str_end(common, &skipread_list);
-peek_char(common);
+peek_char(common, READ_CHAR_MAX);
/* Testing char type. This is a code duplication. */
#ifdef SUPPORT_UCP
if (common->use_ucp)
{
OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, 1);
- jump = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_UNDERSCORE);
+ jump = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_UNDERSCORE);
add_jump(compiler, &common->getucd, JUMP(SLJIT_FAST_CALL));
OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ucp_Ll);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_Lu - ucp_Ll);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_LESS_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL);
OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ucp_Nd - ucp_Ll);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_No - ucp_Nd);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_LESS_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL);
JUMPHERE(jump);
}
else
@@ -3478,14 +4894,14 @@ else
#ifndef COMPILE_PCRE8
/* TMP2 may be destroyed by peek_char. */
OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, 0);
- jump = CMP(SLJIT_C_GREATER, TMP1, 0, SLJIT_IMM, 255);
+ jump = CMP(SLJIT_GREATER, TMP1, 0, SLJIT_IMM, 255);
#elif defined SUPPORT_UTF
OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, 0);
jump = NULL;
if (common->utf)
- jump = CMP(SLJIT_C_GREATER, TMP1, 0, SLJIT_IMM, 255);
+ jump = CMP(SLJIT_GREATER, TMP1, 0, SLJIT_IMM, 255);
#endif
- OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP1), common->ctypes);
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP1), common->ctypes);
OP2(SLJIT_LSHR, TMP2, 0, TMP2, 0, SLJIT_IMM, 4 /* ctype_word */);
OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 1);
#ifndef COMPILE_PCRE8
@@ -3497,114 +4913,20 @@ else
}
set_jumps(skipread_list, LABEL());
-OP2(SLJIT_XOR | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1);
-sljit_emit_fast_return(compiler, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
+OP2(SLJIT_XOR | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_MEM1(SLJIT_SP), LOCALS1);
+sljit_emit_fast_return(compiler, SLJIT_MEM1(SLJIT_SP), LOCALS0);
}
-/*
- range format:
-
- ranges[0] = length of the range (max MAX_RANGE_SIZE, -1 means invalid range).
- ranges[1] = first bit (0 or 1)
- ranges[2-length] = position of the bit change (when the current bit is not equal to the previous)
-*/
-
-static BOOL check_ranges(compiler_common *common, int *ranges, jump_list **backtracks, BOOL readch)
+static BOOL check_class_ranges(compiler_common *common, const sljit_u8 *bits, BOOL nclass, BOOL invert, jump_list **backtracks)
{
+/* May destroy TMP1. */
DEFINE_COMPILER;
-struct sljit_jump *jump;
-
-if (ranges[0] < 0)
- return FALSE;
-
-switch(ranges[0])
- {
- case 1:
- if (readch)
- read_char(common);
- add_jump(compiler, backtracks, CMP(ranges[1] == 0 ? SLJIT_C_LESS : SLJIT_C_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, ranges[2]));
- return TRUE;
-
- case 2:
- if (readch)
- read_char(common);
- OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[2]);
- add_jump(compiler, backtracks, CMP(ranges[1] != 0 ? SLJIT_C_LESS : SLJIT_C_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, ranges[3] - ranges[2]));
- return TRUE;
-
- case 4:
- if (ranges[2] + 1 == ranges[3] && ranges[4] + 1 == ranges[5])
- {
- if (readch)
- read_char(common);
- if (ranges[1] != 0)
- {
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, ranges[2]));
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, ranges[4]));
- }
- else
- {
- jump = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, ranges[2]);
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, ranges[4]));
- JUMPHERE(jump);
- }
- return TRUE;
- }
- if ((ranges[3] - ranges[2]) == (ranges[5] - ranges[4]) && is_powerof2(ranges[4] - ranges[2]))
- {
- if (readch)
- read_char(common);
- OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[4] - ranges[2]);
- OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[4]);
- add_jump(compiler, backtracks, CMP(ranges[1] != 0 ? SLJIT_C_LESS : SLJIT_C_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, ranges[5] - ranges[4]));
- return TRUE;
- }
- return FALSE;
-
- default:
- return FALSE;
- }
-}
-
-static void get_ctype_ranges(compiler_common *common, int flag, int *ranges)
-{
-int i, bit, length;
-const pcre_uint8 *ctypes = (const pcre_uint8*)common->ctypes;
-
-bit = ctypes[0] & flag;
-ranges[0] = -1;
-ranges[1] = bit != 0 ? 1 : 0;
-length = 0;
-
-for (i = 1; i < 256; i++)
- if ((ctypes[i] & flag) != bit)
- {
- if (length >= MAX_RANGE_SIZE)
- return;
- ranges[2 + length] = i;
- length++;
- bit ^= flag;
- }
-
-if (bit != 0)
- {
- if (length >= MAX_RANGE_SIZE)
- return;
- ranges[2 + length] = 256;
- length++;
- }
-ranges[0] = length;
-}
-
-static BOOL check_class_ranges(compiler_common *common, const pcre_uint8 *bits, BOOL nclass, jump_list **backtracks)
-{
-int ranges[2 + MAX_RANGE_SIZE];
-pcre_uint8 bit, cbit, all;
+int ranges[MAX_RANGE_SIZE];
+sljit_u8 bit, cbit, all;
int i, byte, length = 0;
bit = bits[0] & 0x1;
-ranges[1] = bit;
-/* Can be 0 or 255. */
+/* All bits will be zero or one (since bit is zero or one). */
all = -bit;
for (i = 0; i < 256; )
@@ -3619,7 +4941,7 @@ for (i = 0; i < 256; )
{
if (length >= MAX_RANGE_SIZE)
return FALSE;
- ranges[2 + length] = i;
+ ranges[length] = i;
length++;
bit = cbit;
all = -cbit;
@@ -3632,12 +4954,119 @@ if (((bit == 0) && nclass) || ((bit == 1) && !nclass))
{
if (length >= MAX_RANGE_SIZE)
return FALSE;
- ranges[2 + length] = 256;
+ ranges[length] = 256;
length++;
}
-ranges[0] = length;
-return check_ranges(common, ranges, backtracks, FALSE);
+if (length < 0 || length > 4)
+ return FALSE;
+
+bit = bits[0] & 0x1;
+if (invert) bit ^= 0x1;
+
+/* No character is accepted. */
+if (length == 0 && bit == 0)
+ add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
+
+switch(length)
+ {
+ case 0:
+ /* When bit != 0, all characters are accepted. */
+ return TRUE;
+
+ case 1:
+ add_jump(compiler, backtracks, CMP(bit == 0 ? SLJIT_LESS : SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, ranges[0]));
+ return TRUE;
+
+ case 2:
+ if (ranges[0] + 1 != ranges[1])
+ {
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[0]);
+ add_jump(compiler, backtracks, CMP(bit != 0 ? SLJIT_LESS : SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, ranges[1] - ranges[0]));
+ }
+ else
+ add_jump(compiler, backtracks, CMP(bit != 0 ? SLJIT_EQUAL : SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, ranges[0]));
+ return TRUE;
+
+ case 3:
+ if (bit != 0)
+ {
+ add_jump(compiler, backtracks, CMP(SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, ranges[2]));
+ if (ranges[0] + 1 != ranges[1])
+ {
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[0]);
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, ranges[1] - ranges[0]));
+ }
+ else
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, ranges[0]));
+ return TRUE;
+ }
+
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, ranges[0]));
+ if (ranges[1] + 1 != ranges[2])
+ {
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[1]);
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, ranges[2] - ranges[1]));
+ }
+ else
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, ranges[1]));
+ return TRUE;
+
+ case 4:
+ if ((ranges[1] - ranges[0]) == (ranges[3] - ranges[2])
+ && (ranges[0] | (ranges[2] - ranges[0])) == ranges[2]
+ && (ranges[1] & (ranges[2] - ranges[0])) == 0
+ && is_powerof2(ranges[2] - ranges[0]))
+ {
+ SLJIT_ASSERT((ranges[0] & (ranges[2] - ranges[0])) == 0 && (ranges[2] & ranges[3] & (ranges[2] - ranges[0])) != 0);
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[2] - ranges[0]);
+ if (ranges[2] + 1 != ranges[3])
+ {
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[2]);
+ add_jump(compiler, backtracks, CMP(bit != 0 ? SLJIT_LESS : SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, ranges[3] - ranges[2]));
+ }
+ else
+ add_jump(compiler, backtracks, CMP(bit != 0 ? SLJIT_EQUAL : SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, ranges[2]));
+ return TRUE;
+ }
+
+ if (bit != 0)
+ {
+ i = 0;
+ if (ranges[0] + 1 != ranges[1])
+ {
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[0]);
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, ranges[1] - ranges[0]));
+ i = ranges[0];
+ }
+ else
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, ranges[0]));
+
+ if (ranges[2] + 1 != ranges[3])
+ {
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[2] - i);
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, ranges[3] - ranges[2]));
+ }
+ else
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, ranges[2] - i));
+ return TRUE;
+ }
+
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[0]);
+ add_jump(compiler, backtracks, CMP(SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, ranges[3] - ranges[0]));
+ if (ranges[1] + 1 != ranges[2])
+ {
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ranges[1] - ranges[0]);
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, ranges[2] - ranges[1]));
+ }
+ else
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, ranges[1] - ranges[0]));
+ return TRUE;
+
+ default:
+ SLJIT_ASSERT_STOP();
+ return FALSE;
+ }
}
static void check_anynewline(compiler_common *common)
@@ -3649,21 +5078,21 @@ sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x0a);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x0d - 0x0a);
-OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_LESS_EQUAL);
+OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x85 - 0x0a);
#if defined SUPPORT_UTF || defined COMPILE_PCRE16 || defined COMPILE_PCRE32
#ifdef COMPILE_PCRE8
if (common->utf)
{
#endif
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x1);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2029 - 0x0a);
#ifdef COMPILE_PCRE8
}
#endif
#endif /* SUPPORT_UTF || COMPILE_PCRE16 || COMPILE_PCRE32 */
-OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
}
@@ -3675,33 +5104,33 @@ DEFINE_COMPILER;
sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x09);
-OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x20);
-OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xa0);
#if defined SUPPORT_UTF || defined COMPILE_PCRE16 || defined COMPILE_PCRE32
#ifdef COMPILE_PCRE8
if (common->utf)
{
#endif
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x1680);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x180e);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x2000);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x200A - 0x2000);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_LESS_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x202f - 0x2000);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x205f - 0x2000);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x3000 - 0x2000);
#ifdef COMPILE_PCRE8
}
#endif
#endif /* SUPPORT_UTF || COMPILE_PCRE16 || COMPILE_PCRE32 */
-OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
}
@@ -3715,21 +5144,21 @@ sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x0a);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x0d - 0x0a);
-OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_LESS_EQUAL);
+OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x85 - 0x0a);
#if defined SUPPORT_UTF || defined COMPILE_PCRE16 || defined COMPILE_PCRE32
#ifdef COMPILE_PCRE8
if (common->utf)
{
#endif
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x1);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2029 - 0x0a);
#ifdef COMPILE_PCRE8
}
#endif
#endif /* SUPPORT_UTF || COMPILE_PCRE16 || COMPILE_PCRE32 */
-OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
}
@@ -3746,21 +5175,21 @@ struct sljit_label *label;
sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
OP1(SLJIT_MOV, TMP3, 0, CHAR1, 0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0, CHAR2, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, CHAR2, 0);
OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(1));
OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
label = LABEL();
OP1(MOVU_UCHAR, CHAR1, 0, SLJIT_MEM1(TMP1), IN_UCHARS(1));
OP1(MOVU_UCHAR, CHAR2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
-jump = CMP(SLJIT_C_NOT_EQUAL, CHAR1, 0, CHAR2, 0);
+jump = CMP(SLJIT_NOT_EQUAL, CHAR1, 0, CHAR2, 0);
OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1));
-JUMPTO(SLJIT_C_NOT_ZERO, label);
+JUMPTO(SLJIT_NOT_ZERO, label);
JUMPHERE(jump);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
OP1(SLJIT_MOV, CHAR1, 0, TMP3, 0);
-OP1(SLJIT_MOV, CHAR2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
+OP1(SLJIT_MOV, CHAR2, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
}
@@ -3776,8 +5205,8 @@ sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
OP1(SLJIT_MOV, TMP3, 0, LCC_TABLE, 0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0, CHAR1, 0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1, CHAR2, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, CHAR1, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, CHAR2, 0);
OP1(SLJIT_MOV, LCC_TABLE, 0, SLJIT_IMM, common->lcc);
OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(1));
OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
@@ -3786,26 +5215,26 @@ label = LABEL();
OP1(MOVU_UCHAR, CHAR1, 0, SLJIT_MEM1(TMP1), IN_UCHARS(1));
OP1(MOVU_UCHAR, CHAR2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
#ifndef COMPILE_PCRE8
-jump = CMP(SLJIT_C_GREATER, CHAR1, 0, SLJIT_IMM, 255);
+jump = CMP(SLJIT_GREATER, CHAR1, 0, SLJIT_IMM, 255);
#endif
-OP1(SLJIT_MOV_UB, CHAR1, 0, SLJIT_MEM2(LCC_TABLE, CHAR1), 0);
+OP1(SLJIT_MOV_U8, CHAR1, 0, SLJIT_MEM2(LCC_TABLE, CHAR1), 0);
#ifndef COMPILE_PCRE8
JUMPHERE(jump);
-jump = CMP(SLJIT_C_GREATER, CHAR2, 0, SLJIT_IMM, 255);
+jump = CMP(SLJIT_GREATER, CHAR2, 0, SLJIT_IMM, 255);
#endif
-OP1(SLJIT_MOV_UB, CHAR2, 0, SLJIT_MEM2(LCC_TABLE, CHAR2), 0);
+OP1(SLJIT_MOV_U8, CHAR2, 0, SLJIT_MEM2(LCC_TABLE, CHAR2), 0);
#ifndef COMPILE_PCRE8
JUMPHERE(jump);
#endif
-jump = CMP(SLJIT_C_NOT_EQUAL, CHAR1, 0, CHAR2, 0);
+jump = CMP(SLJIT_NOT_EQUAL, CHAR1, 0, CHAR2, 0);
OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1));
-JUMPTO(SLJIT_C_NOT_ZERO, label);
+JUMPTO(SLJIT_NOT_ZERO, label);
JUMPHERE(jump);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
OP1(SLJIT_MOV, LCC_TABLE, 0, TMP3, 0);
-OP1(SLJIT_MOV, CHAR1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
-OP1(SLJIT_MOV, CHAR2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1);
+OP1(SLJIT_MOV, CHAR1, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
+OP1(SLJIT_MOV, CHAR2, 0, SLJIT_MEM1(SLJIT_SP), LOCALS1);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
}
@@ -3818,11 +5247,11 @@ sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
static const pcre_uchar * SLJIT_CALL do_utf_caselesscmp(pcre_uchar *src1, jit_arguments *args, pcre_uchar *end1)
{
/* This function would be ineffective to do in JIT level. */
-pcre_uint32 c1, c2;
+sljit_u32 c1, c2;
const pcre_uchar *src2 = args->uchar_ptr;
const pcre_uchar *end2 = args->end;
const ucd_record *ur;
-const pcre_uint32 *pp;
+const sljit_u32 *pp;
while (src1 < end1)
{
@@ -3847,7 +5276,7 @@ return src2;
#endif /* SUPPORT_UTF && SUPPORT_UCP */
static pcre_uchar *byte_sequence_compare(compiler_common *common, BOOL caseless, pcre_uchar *cc,
- compare_context* context, jump_list **backtracks)
+ compare_context *context, jump_list **backtracks)
{
DEFINE_COMPILER;
unsigned int othercasebit = 0;
@@ -3882,16 +5311,16 @@ if (context->sourcereg == -1)
#if defined COMPILE_PCRE8
#if defined SLJIT_UNALIGNED && SLJIT_UNALIGNED
if (context->length >= 4)
- OP1(SLJIT_MOV_SI, TMP1, 0, SLJIT_MEM1(STR_PTR), -context->length);
+ OP1(SLJIT_MOV_S32, TMP1, 0, SLJIT_MEM1(STR_PTR), -context->length);
else if (context->length >= 2)
- OP1(SLJIT_MOV_UH, TMP1, 0, SLJIT_MEM1(STR_PTR), -context->length);
+ OP1(SLJIT_MOV_U16, TMP1, 0, SLJIT_MEM1(STR_PTR), -context->length);
else
#endif
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(STR_PTR), -context->length);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(STR_PTR), -context->length);
#elif defined COMPILE_PCRE16
#if defined SLJIT_UNALIGNED && SLJIT_UNALIGNED
if (context->length >= 4)
- OP1(SLJIT_MOV_SI, TMP1, 0, SLJIT_MEM1(STR_PTR), -context->length);
+ OP1(SLJIT_MOV_S32, TMP1, 0, SLJIT_MEM1(STR_PTR), -context->length);
else
#endif
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), -context->length);
@@ -3933,12 +5362,12 @@ do
#endif
{
if (context->length >= 4)
- OP1(SLJIT_MOV_SI, context->sourcereg, 0, SLJIT_MEM1(STR_PTR), -context->length);
+ OP1(SLJIT_MOV_S32, context->sourcereg, 0, SLJIT_MEM1(STR_PTR), -context->length);
else if (context->length >= 2)
- OP1(SLJIT_MOV_UH, context->sourcereg, 0, SLJIT_MEM1(STR_PTR), -context->length);
+ OP1(SLJIT_MOV_U16, context->sourcereg, 0, SLJIT_MEM1(STR_PTR), -context->length);
#if defined COMPILE_PCRE8
else if (context->length >= 1)
- OP1(SLJIT_MOV_UB, context->sourcereg, 0, SLJIT_MEM1(STR_PTR), -context->length);
+ OP1(SLJIT_MOV_U8, context->sourcereg, 0, SLJIT_MEM1(STR_PTR), -context->length);
#endif /* COMPILE_PCRE8 */
context->sourcereg = context->sourcereg == TMP1 ? TMP2 : TMP1;
@@ -3947,20 +5376,20 @@ do
case 4 / sizeof(pcre_uchar):
if (context->oc.asint != 0)
OP2(SLJIT_OR, context->sourcereg, 0, context->sourcereg, 0, SLJIT_IMM, context->oc.asint);
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, context->c.asint | context->oc.asint));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, context->c.asint | context->oc.asint));
break;
case 2 / sizeof(pcre_uchar):
if (context->oc.asushort != 0)
OP2(SLJIT_OR, context->sourcereg, 0, context->sourcereg, 0, SLJIT_IMM, context->oc.asushort);
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, context->c.asushort | context->oc.asushort));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, context->c.asushort | context->oc.asushort));
break;
#ifdef COMPILE_PCRE8
case 1:
if (context->oc.asbyte != 0)
OP2(SLJIT_OR, context->sourcereg, 0, context->sourcereg, 0, SLJIT_IMM, context->oc.asbyte);
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, context->c.asbyte | context->oc.asbyte));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, context->c.asbyte | context->oc.asbyte));
break;
#endif
@@ -3982,10 +5411,10 @@ do
if (othercasebit != 0 && othercasechar == cc)
{
OP2(SLJIT_OR, context->sourcereg, 0, context->sourcereg, 0, SLJIT_IMM, othercasebit);
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, *cc | othercasebit));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, *cc | othercasebit));
}
else
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, *cc));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, context->sourcereg, 0, SLJIT_IMM, *cc));
#endif
@@ -4004,104 +5433,76 @@ return cc;
#define SET_TYPE_OFFSET(value) \
if ((value) != typeoffset) \
{ \
- if ((value) > typeoffset) \
- OP2(SLJIT_SUB, typereg, 0, typereg, 0, SLJIT_IMM, (value) - typeoffset); \
- else \
+ if ((value) < typeoffset) \
OP2(SLJIT_ADD, typereg, 0, typereg, 0, SLJIT_IMM, typeoffset - (value)); \
+ else \
+ OP2(SLJIT_SUB, typereg, 0, typereg, 0, SLJIT_IMM, (value) - typeoffset); \
} \
typeoffset = (value);
#define SET_CHAR_OFFSET(value) \
if ((value) != charoffset) \
{ \
- if ((value) > charoffset) \
- OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, (value) - charoffset); \
+ if ((value) < charoffset) \
+ OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(charoffset - (value))); \
else \
- OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, charoffset - (value)); \
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)((value) - charoffset)); \
} \
charoffset = (value);
+static pcre_uchar *compile_char1_matchingpath(compiler_common *common, pcre_uchar type, pcre_uchar *cc, jump_list **backtracks, BOOL check_str_ptr);
+
static void compile_xclass_matchingpath(compiler_common *common, pcre_uchar *cc, jump_list **backtracks)
{
DEFINE_COMPILER;
jump_list *found = NULL;
-jump_list **list = (*cc & XCL_NOT) == 0 ? &found : backtracks;
-pcre_int32 c, charoffset;
-const pcre_uint32 *other_cases;
+jump_list **list = (cc[0] & XCL_NOT) == 0 ? &found : backtracks;
+sljit_uw c, charoffset, max = 256, min = READ_CHAR_MAX;
struct sljit_jump *jump = NULL;
pcre_uchar *ccbegin;
int compares, invertcmp, numberofcmps;
+#if defined SUPPORT_UTF && (defined COMPILE_PCRE8 || defined COMPILE_PCRE16)
+BOOL utf = common->utf;
+#endif
+
#ifdef SUPPORT_UCP
BOOL needstype = FALSE, needsscript = FALSE, needschar = FALSE;
BOOL charsaved = FALSE;
-int typereg = TMP1, scriptreg = TMP1;
-pcre_int32 typeoffset;
+int typereg = TMP1;
+const sljit_u32 *other_cases;
+sljit_uw typeoffset;
#endif
-/* Although SUPPORT_UTF must be defined, we are
- not necessary in utf mode even in 8 bit mode. */
-detect_partial_match(common, backtracks);
-read_char(common);
-
-if ((*cc++ & XCL_MAP) != 0)
+/* Scanning the necessary info. */
+cc++;
+ccbegin = cc;
+compares = 0;
+if (cc[-1] & XCL_MAP)
{
- OP1(SLJIT_MOV, TMP3, 0, TMP1, 0);
-#ifndef COMPILE_PCRE8
- jump = CMP(SLJIT_C_GREATER, TMP1, 0, SLJIT_IMM, 255);
-#elif defined SUPPORT_UTF
- if (common->utf)
- jump = CMP(SLJIT_C_GREATER, TMP1, 0, SLJIT_IMM, 255);
-#endif
-
- if (!check_class_ranges(common, (const pcre_uint8 *)cc, TRUE, list))
- {
- OP2(SLJIT_AND, TMP2, 0, TMP1, 0, SLJIT_IMM, 0x7);
- OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 3);
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)cc);
- OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0);
- OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0);
- add_jump(compiler, list, JUMP(SLJIT_C_NOT_ZERO));
- }
-
-#ifndef COMPILE_PCRE8
- JUMPHERE(jump);
-#elif defined SUPPORT_UTF
- if (common->utf)
- JUMPHERE(jump);
-#endif
- OP1(SLJIT_MOV, TMP1, 0, TMP3, 0);
-#ifdef SUPPORT_UCP
- charsaved = TRUE;
-#endif
+ min = 0;
cc += 32 / sizeof(pcre_uchar);
}
-/* Scanning the necessary info. */
-ccbegin = cc;
-compares = 0;
while (*cc != XCL_END)
{
compares++;
if (*cc == XCL_SINGLE)
{
- cc += 2;
-#ifdef SUPPORT_UTF
- if (common->utf && HAS_EXTRALEN(cc[-1])) cc += GET_EXTRALEN(cc[-1]);
-#endif
+ cc ++;
+ GETCHARINCTEST(c, cc);
+ if (c > max) max = c;
+ if (c < min) min = c;
#ifdef SUPPORT_UCP
needschar = TRUE;
#endif
}
else if (*cc == XCL_RANGE)
{
- cc += 2;
-#ifdef SUPPORT_UTF
- if (common->utf && HAS_EXTRALEN(cc[-1])) cc += GET_EXTRALEN(cc[-1]);
-#endif
- cc++;
-#ifdef SUPPORT_UTF
- if (common->utf && HAS_EXTRALEN(cc[-1])) cc += GET_EXTRALEN(cc[-1]);
-#endif
+ cc ++;
+ GETCHARINCTEST(c, cc);
+ if (c < min) min = c;
+ GETCHARINCTEST(c, cc);
+ if (c > max) max = c;
#ifdef SUPPORT_UCP
needschar = TRUE;
#endif
@@ -4111,9 +5512,33 @@ while (*cc != XCL_END)
{
SLJIT_ASSERT(*cc == XCL_PROP || *cc == XCL_NOTPROP);
cc++;
+ if (*cc == PT_CLIST)
+ {
+ other_cases = PRIV(ucd_caseless_sets) + cc[1];
+ while (*other_cases != NOTACHAR)
+ {
+ if (*other_cases > max) max = *other_cases;
+ if (*other_cases < min) min = *other_cases;
+ other_cases++;
+ }
+ }
+ else
+ {
+ max = READ_CHAR_MAX;
+ min = 0;
+ }
+
switch(*cc)
{
case PT_ANY:
+ /* Any either accepts everything or ignored. */
+ if (cc[-1] == XCL_PROP)
+ {
+ compile_char1_matchingpath(common, OP_ALLANY, cc, backtracks, FALSE);
+ if (list == backtracks)
+ add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
+ return;
+ }
break;
case PT_LAMP:
@@ -4130,6 +5555,9 @@ while (*cc != XCL_END)
case PT_SPACE:
case PT_PXSPACE:
case PT_WORD:
+ case PT_PXGRAPH:
+ case PT_PXPRINT:
+ case PT_PXPUNCT:
needstype = TRUE;
needschar = TRUE;
break;
@@ -4147,49 +5575,147 @@ while (*cc != XCL_END)
}
#endif
}
+SLJIT_ASSERT(compares > 0);
+
+/* We are not necessary in utf mode even in 8 bit mode. */
+cc = ccbegin;
+read_char_range(common, min, max, (cc[-1] & XCL_NOT) != 0);
+
+if ((cc[-1] & XCL_HASPROP) == 0)
+ {
+ if ((cc[-1] & XCL_MAP) != 0)
+ {
+ jump = CMP(SLJIT_GREATER, TMP1, 0, SLJIT_IMM, 255);
+ if (!check_class_ranges(common, (const sljit_u8 *)cc, (((const sljit_u8 *)cc)[31] & 0x80) != 0, TRUE, &found))
+ {
+ OP2(SLJIT_AND, TMP2, 0, TMP1, 0, SLJIT_IMM, 0x7);
+ OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 3);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)cc);
+ OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0);
+ OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0);
+ add_jump(compiler, &found, JUMP(SLJIT_NOT_ZERO));
+ }
+
+ add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
+ JUMPHERE(jump);
+
+ cc += 32 / sizeof(pcre_uchar);
+ }
+ else
+ {
+ OP2(SLJIT_SUB, TMP2, 0, TMP1, 0, SLJIT_IMM, min);
+ add_jump(compiler, (cc[-1] & XCL_NOT) == 0 ? backtracks : &found, CMP(SLJIT_GREATER, TMP2, 0, SLJIT_IMM, max - min));
+ }
+ }
+else if ((cc[-1] & XCL_MAP) != 0)
+ {
+ OP1(SLJIT_MOV, RETURN_ADDR, 0, TMP1, 0);
+#ifdef SUPPORT_UCP
+ charsaved = TRUE;
+#endif
+ if (!check_class_ranges(common, (const sljit_u8 *)cc, FALSE, TRUE, list))
+ {
+#ifdef COMPILE_PCRE8
+ jump = NULL;
+ if (common->utf)
+#endif
+ jump = CMP(SLJIT_GREATER, TMP1, 0, SLJIT_IMM, 255);
+
+ OP2(SLJIT_AND, TMP2, 0, TMP1, 0, SLJIT_IMM, 0x7);
+ OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 3);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)cc);
+ OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0);
+ OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0);
+ add_jump(compiler, list, JUMP(SLJIT_NOT_ZERO));
+
+#ifdef COMPILE_PCRE8
+ if (common->utf)
+#endif
+ JUMPHERE(jump);
+ }
+
+ OP1(SLJIT_MOV, TMP1, 0, RETURN_ADDR, 0);
+ cc += 32 / sizeof(pcre_uchar);
+ }
#ifdef SUPPORT_UCP
-/* Simple register allocation. TMP1 is preferred if possible. */
if (needstype || needsscript)
{
if (needschar && !charsaved)
- OP1(SLJIT_MOV, TMP3, 0, TMP1, 0);
- add_jump(compiler, &common->getucd, JUMP(SLJIT_FAST_CALL));
- if (needschar)
+ OP1(SLJIT_MOV, RETURN_ADDR, 0, TMP1, 0);
+
+ OP2(SLJIT_LSHR, TMP2, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_SHIFT);
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_stage1));
+ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_MASK);
+ OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, UCD_BLOCK_SHIFT);
+ OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, TMP2, 0);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_stage2));
+ OP1(SLJIT_MOV_U16, TMP2, 0, SLJIT_MEM2(TMP2, TMP1), 1);
+
+ /* Before anything else, we deal with scripts. */
+ if (needsscript)
{
- if (needstype)
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, script));
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM2(TMP1, TMP2), 3);
+
+ ccbegin = cc;
+
+ while (*cc != XCL_END)
{
- OP1(SLJIT_MOV, RETURN_ADDR, 0, TMP1, 0);
- typereg = RETURN_ADDR;
+ if (*cc == XCL_SINGLE)
+ {
+ cc ++;
+ GETCHARINCTEST(c, cc);
+ }
+ else if (*cc == XCL_RANGE)
+ {
+ cc ++;
+ GETCHARINCTEST(c, cc);
+ GETCHARINCTEST(c, cc);
+ }
+ else
+ {
+ SLJIT_ASSERT(*cc == XCL_PROP || *cc == XCL_NOTPROP);
+ cc++;
+ if (*cc == PT_SC)
+ {
+ compares--;
+ invertcmp = (compares == 0 && list != backtracks);
+ if (cc[-1] == XCL_NOTPROP)
+ invertcmp ^= 0x1;
+ jump = CMP(SLJIT_EQUAL ^ invertcmp, TMP1, 0, SLJIT_IMM, (int)cc[1]);
+ add_jump(compiler, compares > 0 ? list : backtracks, jump);
+ }
+ cc += 2;
+ }
}
- if (needsscript)
- scriptreg = TMP3;
- OP1(SLJIT_MOV, TMP1, 0, TMP3, 0);
+ cc = ccbegin;
}
- else if (needstype && needsscript)
- scriptreg = TMP3;
- /* In all other cases only one of them was specified, and that can goes to TMP1. */
- if (needsscript)
+ if (needschar)
+ {
+ OP1(SLJIT_MOV, TMP1, 0, RETURN_ADDR, 0);
+ }
+
+ if (needstype)
{
- if (scriptreg == TMP1)
+ if (!needschar)
{
- OP1(SLJIT_MOV, scriptreg, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, script));
- OP1(SLJIT_MOV_UB, scriptreg, 0, SLJIT_MEM2(scriptreg, TMP2), 3);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype));
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM2(TMP1, TMP2), 3);
}
else
{
OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 3);
- OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, script));
- OP1(SLJIT_MOV_UB, scriptreg, 0, SLJIT_MEM1(TMP2), 0);
+ OP1(SLJIT_MOV_U8, RETURN_ADDR, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype));
+ typereg = RETURN_ADDR;
}
}
}
#endif
/* Generating code. */
-cc = ccbegin;
charoffset = 0;
numberofcmps = 0;
#ifdef SUPPORT_UCP
@@ -4205,148 +5731,123 @@ while (*cc != XCL_END)
if (*cc == XCL_SINGLE)
{
cc ++;
-#ifdef SUPPORT_UTF
- if (common->utf)
- {
- GETCHARINC(c, cc);
- }
- else
-#endif
- c = *cc++;
+ GETCHARINCTEST(c, cc);
if (numberofcmps < 3 && (*cc == XCL_SINGLE || *cc == XCL_RANGE))
{
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, c - charoffset);
- OP_FLAGS(numberofcmps == 0 ? SLJIT_MOV : SLJIT_OR, TMP2, 0, numberofcmps == 0 ? SLJIT_UNUSED : TMP2, 0, SLJIT_C_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset));
+ OP_FLAGS(numberofcmps == 0 ? SLJIT_MOV : SLJIT_OR, TMP2, 0, numberofcmps == 0 ? SLJIT_UNUSED : TMP2, 0, SLJIT_EQUAL);
numberofcmps++;
}
else if (numberofcmps > 0)
{
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, c - charoffset);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
- jump = JUMP(SLJIT_C_NOT_ZERO ^ invertcmp);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset));
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
+ jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp);
numberofcmps = 0;
}
else
{
- jump = CMP(SLJIT_C_EQUAL ^ invertcmp, TMP1, 0, SLJIT_IMM, c - charoffset);
+ jump = CMP(SLJIT_EQUAL ^ invertcmp, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset));
numberofcmps = 0;
}
}
else if (*cc == XCL_RANGE)
{
cc ++;
-#ifdef SUPPORT_UTF
- if (common->utf)
- {
- GETCHARINC(c, cc);
- }
- else
-#endif
- c = *cc++;
+ GETCHARINCTEST(c, cc);
SET_CHAR_OFFSET(c);
-#ifdef SUPPORT_UTF
- if (common->utf)
- {
- GETCHARINC(c, cc);
- }
- else
-#endif
- c = *cc++;
+ GETCHARINCTEST(c, cc);
+
if (numberofcmps < 3 && (*cc == XCL_SINGLE || *cc == XCL_RANGE))
{
- OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, c - charoffset);
- OP_FLAGS(numberofcmps == 0 ? SLJIT_MOV : SLJIT_OR, TMP2, 0, numberofcmps == 0 ? SLJIT_UNUSED : TMP2, 0, SLJIT_C_LESS_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset));
+ OP_FLAGS(numberofcmps == 0 ? SLJIT_MOV : SLJIT_OR, TMP2, 0, numberofcmps == 0 ? SLJIT_UNUSED : TMP2, 0, SLJIT_LESS_EQUAL);
numberofcmps++;
}
else if (numberofcmps > 0)
{
- OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, c - charoffset);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_LESS_EQUAL);
- jump = JUMP(SLJIT_C_NOT_ZERO ^ invertcmp);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset));
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL);
+ jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp);
numberofcmps = 0;
}
else
{
- jump = CMP(SLJIT_C_LESS_EQUAL ^ invertcmp, TMP1, 0, SLJIT_IMM, c - charoffset);
+ jump = CMP(SLJIT_LESS_EQUAL ^ invertcmp, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset));
numberofcmps = 0;
}
}
#ifdef SUPPORT_UCP
else
{
+ SLJIT_ASSERT(*cc == XCL_PROP || *cc == XCL_NOTPROP);
if (*cc == XCL_NOTPROP)
invertcmp ^= 0x1;
cc++;
switch(*cc)
{
case PT_ANY:
- if (list != backtracks)
- {
- if ((cc[-1] == XCL_NOTPROP && compares > 0) || (cc[-1] == XCL_PROP && compares == 0))
- continue;
- }
- else if (cc[-1] == XCL_NOTPROP)
- continue;
- jump = JUMP(SLJIT_JUMP);
+ if (!invertcmp)
+ jump = JUMP(SLJIT_JUMP);
break;
case PT_LAMP:
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Lu - typeoffset);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Ll - typeoffset);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Lt - typeoffset);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
- jump = JUMP(SLJIT_C_NOT_ZERO ^ invertcmp);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
+ jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp);
break;
case PT_GC:
c = PRIV(ucp_typerange)[(int)cc[1] * 2];
SET_TYPE_OFFSET(c);
- jump = CMP(SLJIT_C_LESS_EQUAL ^ invertcmp, typereg, 0, SLJIT_IMM, PRIV(ucp_typerange)[(int)cc[1] * 2 + 1] - c);
+ jump = CMP(SLJIT_LESS_EQUAL ^ invertcmp, typereg, 0, SLJIT_IMM, PRIV(ucp_typerange)[(int)cc[1] * 2 + 1] - c);
break;
case PT_PC:
- jump = CMP(SLJIT_C_EQUAL ^ invertcmp, typereg, 0, SLJIT_IMM, (int)cc[1] - typeoffset);
+ jump = CMP(SLJIT_EQUAL ^ invertcmp, typereg, 0, SLJIT_IMM, (int)cc[1] - typeoffset);
break;
case PT_SC:
- jump = CMP(SLJIT_C_EQUAL ^ invertcmp, scriptreg, 0, SLJIT_IMM, (int)cc[1]);
+ compares++;
+ /* Do nothing. */
break;
case PT_SPACE:
case PT_PXSPACE:
- if (*cc == PT_SPACE)
- {
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, 0);
- jump = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, 11 - charoffset);
- }
SET_CHAR_OFFSET(9);
- OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 13 - 9);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_LESS_EQUAL);
- if (*cc == PT_SPACE)
- JUMPHERE(jump);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd - 0x9);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL);
+
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x85 - 0x9);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
+
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x180e - 0x9);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
SET_TYPE_OFFSET(ucp_Zl);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Zs - ucp_Zl);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_LESS_EQUAL);
- jump = JUMP(SLJIT_C_NOT_ZERO ^ invertcmp);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL);
+ jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp);
break;
case PT_WORD:
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, CHAR_UNDERSCORE - charoffset);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_UNDERSCORE - charoffset));
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
/* Fall through. */
case PT_ALNUM:
SET_TYPE_OFFSET(ucp_Ll);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Lu - ucp_Ll);
- OP_FLAGS((*cc == PT_ALNUM) ? SLJIT_MOV : SLJIT_OR, TMP2, 0, (*cc == PT_ALNUM) ? SLJIT_UNUSED : TMP2, 0, SLJIT_C_LESS_EQUAL);
+ OP_FLAGS((*cc == PT_ALNUM) ? SLJIT_MOV : SLJIT_OR, TMP2, 0, (*cc == PT_ALNUM) ? SLJIT_UNUSED : TMP2, 0, SLJIT_LESS_EQUAL);
SET_TYPE_OFFSET(ucp_Nd);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_No - ucp_Nd);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_LESS_EQUAL);
- jump = JUMP(SLJIT_C_NOT_ZERO ^ invertcmp);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL);
+ jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp);
break;
case PT_CLIST:
@@ -4368,7 +5869,7 @@ while (*cc != XCL_END)
OP2(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_IMM, other_cases[1] ^ other_cases[0]);
}
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, other_cases[1]);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
other_cases += 2;
}
else if (is_powerof2(other_cases[2] ^ other_cases[1]))
@@ -4381,42 +5882,107 @@ while (*cc != XCL_END)
OP2(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_IMM, other_cases[1] ^ other_cases[0]);
}
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, other_cases[2]);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, other_cases[0] - charoffset);
- OP_FLAGS(SLJIT_OR | ((other_cases[3] == NOTACHAR) ? SLJIT_SET_E : 0), TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(other_cases[0] - charoffset));
+ OP_FLAGS(SLJIT_OR | ((other_cases[3] == NOTACHAR) ? SLJIT_SET_E : 0), TMP2, 0, TMP2, 0, SLJIT_EQUAL);
other_cases += 3;
}
else
{
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, *other_cases++ - charoffset);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(*other_cases++ - charoffset));
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
}
while (*other_cases != NOTACHAR)
{
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, *other_cases++ - charoffset);
- OP_FLAGS(SLJIT_OR | ((*other_cases == NOTACHAR) ? SLJIT_SET_E : 0), TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(*other_cases++ - charoffset));
+ OP_FLAGS(SLJIT_OR | ((*other_cases == NOTACHAR) ? SLJIT_SET_E : 0), TMP2, 0, TMP2, 0, SLJIT_EQUAL);
}
- jump = JUMP(SLJIT_C_NOT_ZERO ^ invertcmp);
+ jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp);
break;
case PT_UCNC:
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, CHAR_DOLLAR_SIGN - charoffset);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, CHAR_COMMERCIAL_AT - charoffset);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, CHAR_GRAVE_ACCENT - charoffset);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_DOLLAR_SIGN - charoffset));
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_COMMERCIAL_AT - charoffset));
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_GRAVE_ACCENT - charoffset));
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
SET_CHAR_OFFSET(0xa0);
- OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd7ff - charoffset);
- OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_C_LESS_EQUAL);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(0xd7ff - charoffset));
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL);
SET_CHAR_OFFSET(0);
OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xe000 - 0);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_GREATER_EQUAL);
- jump = JUMP(SLJIT_C_NOT_ZERO ^ invertcmp);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_GREATER_EQUAL);
+ jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp);
+ break;
+
+ case PT_PXGRAPH:
+ /* C and Z groups are the farthest two groups. */
+ SET_TYPE_OFFSET(ucp_Ll);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_So - ucp_Ll);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_GREATER);
+
+ jump = CMP(SLJIT_NOT_EQUAL, typereg, 0, SLJIT_IMM, ucp_Cf - ucp_Ll);
+
+ /* In case of ucp_Cf, we overwrite the result. */
+ SET_CHAR_OFFSET(0x2066);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2069 - 0x2066);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL);
+
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x061c - 0x2066);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
+
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x180e - 0x2066);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
+
+ JUMPHERE(jump);
+ jump = CMP(SLJIT_ZERO ^ invertcmp, TMP2, 0, SLJIT_IMM, 0);
+ break;
+
+ case PT_PXPRINT:
+ /* C and Z groups are the farthest two groups. */
+ SET_TYPE_OFFSET(ucp_Ll);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_So - ucp_Ll);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_GREATER);
+
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Zs - ucp_Ll);
+ OP_FLAGS(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_NOT_EQUAL);
+
+ jump = CMP(SLJIT_NOT_EQUAL, typereg, 0, SLJIT_IMM, ucp_Cf - ucp_Ll);
+
+ /* In case of ucp_Cf, we overwrite the result. */
+ SET_CHAR_OFFSET(0x2066);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2069 - 0x2066);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL);
+
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x061c - 0x2066);
+ OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL);
+
+ JUMPHERE(jump);
+ jump = CMP(SLJIT_ZERO ^ invertcmp, TMP2, 0, SLJIT_IMM, 0);
+ break;
+
+ case PT_PXPUNCT:
+ SET_TYPE_OFFSET(ucp_Sc);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_So - ucp_Sc);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL);
+
+ SET_CHAR_OFFSET(0);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x7f);
+ OP_FLAGS(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL);
+
+ SET_TYPE_OFFSET(ucp_Pc);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Ps - ucp_Pc);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL);
+ jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp);
+ break;
+
+ default:
+ SLJIT_ASSERT_STOP();
break;
}
cc += 2;
@@ -4436,90 +6002,301 @@ if (found != NULL)
#endif
-static pcre_uchar *compile_char1_matchingpath(compiler_common *common, pcre_uchar type, pcre_uchar *cc, jump_list **backtracks)
+static pcre_uchar *compile_simple_assertion_matchingpath(compiler_common *common, pcre_uchar type, pcre_uchar *cc, jump_list **backtracks)
{
DEFINE_COMPILER;
int length;
-unsigned int c, oc, bit;
-compare_context context;
struct sljit_jump *jump[4];
-jump_list *end_list;
#ifdef SUPPORT_UTF
struct sljit_label *label;
-#ifdef SUPPORT_UCP
-pcre_uchar propdata[5];
-#endif
-#endif
+#endif /* SUPPORT_UTF */
switch(type)
{
case OP_SOD:
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, begin));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, STR_PTR, 0, TMP1, 0));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, STR_PTR, 0, TMP1, 0));
return cc;
case OP_SOM:
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, str));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, STR_PTR, 0, TMP1, 0));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, STR_PTR, 0, TMP1, 0));
return cc;
case OP_NOT_WORD_BOUNDARY:
case OP_WORD_BOUNDARY:
add_jump(compiler, &common->wordboundary, JUMP(SLJIT_FAST_CALL));
- add_jump(compiler, backtracks, JUMP(type == OP_NOT_WORD_BOUNDARY ? SLJIT_C_NOT_ZERO : SLJIT_C_ZERO));
+ add_jump(compiler, backtracks, JUMP(type == OP_NOT_WORD_BOUNDARY ? SLJIT_NOT_ZERO : SLJIT_ZERO));
+ return cc;
+
+ case OP_EODN:
+ /* Requires rather complex checks. */
+ jump[0] = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+ if (common->nltype == NLTYPE_FIXED && common->newline > 255)
+ {
+ OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ if (common->mode == JIT_COMPILE)
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, STR_END, 0));
+ else
+ {
+ jump[1] = CMP(SLJIT_EQUAL, TMP2, 0, STR_END, 0);
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP2, 0, STR_END, 0);
+ OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff);
+ OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_NOT_EQUAL);
+ add_jump(compiler, backtracks, JUMP(SLJIT_NOT_EQUAL));
+ check_partial(common, TRUE);
+ add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
+ JUMPHERE(jump[1]);
+ }
+ OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff));
+ }
+ else if (common->nltype == NLTYPE_FIXED)
+ {
+ OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, STR_END, 0));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, common->newline));
+ }
+ else
+ {
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ jump[1] = CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_CR);
+ OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
+ OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP2, 0, STR_END, 0);
+ jump[2] = JUMP(SLJIT_GREATER);
+ add_jump(compiler, backtracks, JUMP(SLJIT_LESS));
+ /* Equal. */
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+ jump[3] = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_NL);
+ add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
+
+ JUMPHERE(jump[1]);
+ if (common->nltype == NLTYPE_ANYCRLF)
+ {
+ OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, TMP2, 0, STR_END, 0));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_NL));
+ }
+ else
+ {
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, STR_PTR, 0);
+ read_char_range(common, common->nlmin, common->nlmax, TRUE);
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, STR_PTR, 0, STR_END, 0));
+ add_jump(compiler, &common->anynewline, JUMP(SLJIT_FAST_CALL));
+ add_jump(compiler, backtracks, JUMP(SLJIT_ZERO));
+ OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), LOCALS1);
+ }
+ JUMPHERE(jump[2]);
+ JUMPHERE(jump[3]);
+ }
+ JUMPHERE(jump[0]);
+ check_partial(common, FALSE);
+ return cc;
+
+ case OP_EOD:
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0));
+ check_partial(common, FALSE);
+ return cc;
+
+ case OP_DOLL:
+ OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, noteol));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
+
+ if (!common->endonly)
+ compile_simple_assertion_matchingpath(common, OP_EODN, cc, backtracks);
+ else
+ {
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0));
+ check_partial(common, FALSE);
+ }
+ return cc;
+
+ case OP_DOLLM:
+ jump[1] = CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0);
+ OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, noteol));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
+ check_partial(common, FALSE);
+ jump[0] = JUMP(SLJIT_JUMP);
+ JUMPHERE(jump[1]);
+
+ if (common->nltype == NLTYPE_FIXED && common->newline > 255)
+ {
+ OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ if (common->mode == JIT_COMPILE)
+ add_jump(compiler, backtracks, CMP(SLJIT_GREATER, TMP2, 0, STR_END, 0));
+ else
+ {
+ jump[1] = CMP(SLJIT_LESS_EQUAL, TMP2, 0, STR_END, 0);
+ /* STR_PTR = STR_END - IN_UCHARS(1) */
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff));
+ check_partial(common, TRUE);
+ add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
+ JUMPHERE(jump[1]);
+ }
+
+ OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff));
+ }
+ else
+ {
+ peek_char(common, common->nlmax);
+ check_newlinechar(common, common->nltype, backtracks, FALSE);
+ }
+ JUMPHERE(jump[0]);
+ return cc;
+
+ case OP_CIRC:
+ OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, begin));
+ add_jump(compiler, backtracks, CMP(SLJIT_GREATER, STR_PTR, 0, TMP1, 0));
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, notbol));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
return cc;
+ case OP_CIRCM:
+ OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, begin));
+ jump[1] = CMP(SLJIT_GREATER, STR_PTR, 0, TMP1, 0);
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, notbol));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
+ jump[0] = JUMP(SLJIT_JUMP);
+ JUMPHERE(jump[1]);
+
+ add_jump(compiler, backtracks, CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
+ if (common->nltype == NLTYPE_FIXED && common->newline > 255)
+ {
+ OP2(SLJIT_SUB, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, TMP2, 0, TMP1, 0));
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-2));
+ OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-1));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff));
+ }
+ else
+ {
+ skip_char_back(common);
+ read_char_range(common, common->nlmin, common->nlmax, TRUE);
+ check_newlinechar(common, common->nltype, backtracks, FALSE);
+ }
+ JUMPHERE(jump[0]);
+ return cc;
+
+ case OP_REVERSE:
+ length = GET(cc, 0);
+ if (length == 0)
+ return cc + LINK_SIZE;
+ OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
+#ifdef SUPPORT_UTF
+ if (common->utf)
+ {
+ OP1(SLJIT_MOV, TMP3, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, begin));
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, length);
+ label = LABEL();
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, TMP3, 0));
+ skip_char_back(common);
+ OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, label);
+ }
+ else
+#endif
+ {
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, begin));
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(length));
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS, STR_PTR, 0, TMP1, 0));
+ }
+ check_start_used_ptr(common);
+ return cc + LINK_SIZE;
+ }
+SLJIT_ASSERT_STOP();
+return cc;
+}
+
+static pcre_uchar *compile_char1_matchingpath(compiler_common *common, pcre_uchar type, pcre_uchar *cc, jump_list **backtracks, BOOL check_str_ptr)
+{
+DEFINE_COMPILER;
+int length;
+unsigned int c, oc, bit;
+compare_context context;
+struct sljit_jump *jump[3];
+jump_list *end_list;
+#ifdef SUPPORT_UTF
+struct sljit_label *label;
+#ifdef SUPPORT_UCP
+pcre_uchar propdata[5];
+#endif
+#endif /* SUPPORT_UTF */
+
+switch(type)
+ {
case OP_NOT_DIGIT:
case OP_DIGIT:
/* Digits are usually 0-9, so it is worth to optimize them. */
- if (common->digits[0] == -2)
- get_ctype_ranges(common, ctype_digit, common->digits);
- detect_partial_match(common, backtracks);
- /* Flip the starting bit in the negative case. */
- if (type == OP_NOT_DIGIT)
- common->digits[1] ^= 1;
- if (!check_ranges(common, common->digits, backtracks, TRUE))
- {
- read_char8_type(common);
- OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_digit);
- add_jump(compiler, backtracks, JUMP(type == OP_DIGIT ? SLJIT_C_ZERO : SLJIT_C_NOT_ZERO));
- }
- if (type == OP_NOT_DIGIT)
- common->digits[1] ^= 1;
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+ if (common->utf && is_char7_bitset((const sljit_u8 *)common->ctypes - cbit_length + cbit_digit, FALSE))
+ read_char7_type(common, type == OP_NOT_DIGIT);
+ else
+#endif
+ read_char8_type(common, type == OP_NOT_DIGIT);
+ /* Flip the starting bit in the negative case. */
+ OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_digit);
+ add_jump(compiler, backtracks, JUMP(type == OP_DIGIT ? SLJIT_ZERO : SLJIT_NOT_ZERO));
return cc;
case OP_NOT_WHITESPACE:
case OP_WHITESPACE:
- detect_partial_match(common, backtracks);
- read_char8_type(common);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+ if (common->utf && is_char7_bitset((const sljit_u8 *)common->ctypes - cbit_length + cbit_space, FALSE))
+ read_char7_type(common, type == OP_NOT_WHITESPACE);
+ else
+#endif
+ read_char8_type(common, type == OP_NOT_WHITESPACE);
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_space);
- add_jump(compiler, backtracks, JUMP(type == OP_WHITESPACE ? SLJIT_C_ZERO : SLJIT_C_NOT_ZERO));
+ add_jump(compiler, backtracks, JUMP(type == OP_WHITESPACE ? SLJIT_ZERO : SLJIT_NOT_ZERO));
return cc;
case OP_NOT_WORDCHAR:
case OP_WORDCHAR:
- detect_partial_match(common, backtracks);
- read_char8_type(common);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+ if (common->utf && is_char7_bitset((const sljit_u8 *)common->ctypes - cbit_length + cbit_word, FALSE))
+ read_char7_type(common, type == OP_NOT_WORDCHAR);
+ else
+#endif
+ read_char8_type(common, type == OP_NOT_WORDCHAR);
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_word);
- add_jump(compiler, backtracks, JUMP(type == OP_WORDCHAR ? SLJIT_C_ZERO : SLJIT_C_NOT_ZERO));
+ add_jump(compiler, backtracks, JUMP(type == OP_WORDCHAR ? SLJIT_ZERO : SLJIT_NOT_ZERO));
return cc;
case OP_ANY:
- detect_partial_match(common, backtracks);
- read_char(common);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
+ read_char_range(common, common->nlmin, common->nlmax, TRUE);
if (common->nltype == NLTYPE_FIXED && common->newline > 255)
{
- jump[0] = CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff);
+ jump[0] = CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff);
end_list = NULL;
if (common->mode != JIT_PARTIAL_HARD_COMPILE)
- add_jump(compiler, &end_list, CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
+ add_jump(compiler, &end_list, CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
else
check_str_end(common, &end_list);
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, common->newline & 0xff));
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, common->newline & 0xff));
set_jumps(end_list, LABEL());
JUMPHERE(jump[0]);
}
@@ -4528,7 +6305,8 @@ switch(type)
return cc;
case OP_ALLANY:
- detect_partial_match(common, backtracks);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
#ifdef SUPPORT_UTF
if (common->utf)
{
@@ -4536,14 +6314,14 @@ switch(type)
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
#if defined COMPILE_PCRE8 || defined COMPILE_PCRE16
#if defined COMPILE_PCRE8
- jump[0] = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
+ jump[0] = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
#elif defined COMPILE_PCRE16
- jump[0] = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xd800);
+ jump[0] = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xd800);
OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00);
OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd800);
- OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
+ OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL);
OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
#endif
@@ -4556,7 +6334,8 @@ switch(type)
return cc;
case OP_ANYBYTE:
- detect_partial_match(common, backtracks);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
return cc;
@@ -4564,28 +6343,31 @@ switch(type)
#ifdef SUPPORT_UCP
case OP_NOTPROP:
case OP_PROP:
- propdata[0] = 0;
+ propdata[0] = XCL_HASPROP;
propdata[1] = type == OP_NOTPROP ? XCL_NOTPROP : XCL_PROP;
propdata[2] = cc[0];
propdata[3] = cc[1];
propdata[4] = XCL_END;
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
compile_xclass_matchingpath(common, propdata, backtracks);
return cc + 2;
#endif
#endif
case OP_ANYNL:
- detect_partial_match(common, backtracks);
- read_char(common);
- jump[0] = CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_CR);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
+ read_char_range(common, common->bsr_nlmin, common->bsr_nlmax, FALSE);
+ jump[0] = CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_CR);
/* We don't need to handle soft partial matching case. */
end_list = NULL;
if (common->mode != JIT_PARTIAL_HARD_COMPILE)
- add_jump(compiler, &end_list, CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
+ add_jump(compiler, &end_list, CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
else
check_str_end(common, &end_list);
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
- jump[1] = CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_NL);
+ jump[1] = CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_NL);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
jump[2] = JUMP(SLJIT_JUMP);
JUMPHERE(jump[0]);
@@ -4597,52 +6379,55 @@ switch(type)
case OP_NOT_HSPACE:
case OP_HSPACE:
- detect_partial_match(common, backtracks);
- read_char(common);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
+ read_char_range(common, 0x9, 0x3000, type == OP_NOT_HSPACE);
add_jump(compiler, &common->hspace, JUMP(SLJIT_FAST_CALL));
- add_jump(compiler, backtracks, JUMP(type == OP_NOT_HSPACE ? SLJIT_C_NOT_ZERO : SLJIT_C_ZERO));
+ add_jump(compiler, backtracks, JUMP(type == OP_NOT_HSPACE ? SLJIT_NOT_ZERO : SLJIT_ZERO));
return cc;
case OP_NOT_VSPACE:
case OP_VSPACE:
- detect_partial_match(common, backtracks);
- read_char(common);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
+ read_char_range(common, 0xa, 0x2029, type == OP_NOT_VSPACE);
add_jump(compiler, &common->vspace, JUMP(SLJIT_FAST_CALL));
- add_jump(compiler, backtracks, JUMP(type == OP_NOT_VSPACE ? SLJIT_C_NOT_ZERO : SLJIT_C_ZERO));
+ add_jump(compiler, backtracks, JUMP(type == OP_NOT_VSPACE ? SLJIT_NOT_ZERO : SLJIT_ZERO));
return cc;
#ifdef SUPPORT_UCP
case OP_EXTUNI:
- detect_partial_match(common, backtracks);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
read_char(common);
add_jump(compiler, &common->getucd, JUMP(SLJIT_FAST_CALL));
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, gbprop));
/* Optimize register allocation: use a real register. */
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0, STACK_TOP, 0);
- OP1(SLJIT_MOV_UB, STACK_TOP, 0, SLJIT_MEM2(TMP1, TMP2), 3);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, STACK_TOP, 0);
+ OP1(SLJIT_MOV_U8, STACK_TOP, 0, SLJIT_MEM2(TMP1, TMP2), 3);
label = LABEL();
- jump[0] = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
+ jump[0] = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
OP1(SLJIT_MOV, TMP3, 0, STR_PTR, 0);
read_char(common);
add_jump(compiler, &common->getucd, JUMP(SLJIT_FAST_CALL));
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, gbprop));
- OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM2(TMP1, TMP2), 3);
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM2(TMP1, TMP2), 3);
OP2(SLJIT_SHL, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, 2);
- OP1(SLJIT_MOV_UI, TMP1, 0, SLJIT_MEM1(STACK_TOP), (sljit_sw)PRIV(ucp_gbtable));
+ OP1(SLJIT_MOV_U32, TMP1, 0, SLJIT_MEM1(STACK_TOP), (sljit_sw)PRIV(ucp_gbtable));
OP1(SLJIT_MOV, STACK_TOP, 0, TMP2, 0);
OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0);
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0);
- JUMPTO(SLJIT_C_NOT_ZERO, label);
+ JUMPTO(SLJIT_NOT_ZERO, label);
OP1(SLJIT_MOV, STR_PTR, 0, TMP3, 0);
JUMPHERE(jump[0]);
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
if (common->mode == JIT_PARTIAL_HARD_COMPILE)
{
- jump[0] = CMP(SLJIT_C_LESS, STR_PTR, 0, STR_END, 0);
+ jump[0] = CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0);
/* Since we successfully read a char above, partial matching must occure. */
check_partial(common, TRUE);
JUMPHERE(jump[0]);
@@ -4650,176 +6435,17 @@ switch(type)
return cc;
#endif
- case OP_EODN:
- /* Requires rather complex checks. */
- jump[0] = CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0);
- if (common->nltype == NLTYPE_FIXED && common->newline > 255)
- {
- OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
- OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
- if (common->mode == JIT_COMPILE)
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, STR_END, 0));
- else
- {
- jump[1] = CMP(SLJIT_C_EQUAL, TMP2, 0, STR_END, 0);
- OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP2, 0, STR_END, 0);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_LESS);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_NOT_EQUAL);
- add_jump(compiler, backtracks, JUMP(SLJIT_C_NOT_EQUAL));
- check_partial(common, TRUE);
- add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
- JUMPHERE(jump[1]);
- }
- OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff));
- }
- else if (common->nltype == NLTYPE_FIXED)
- {
- OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
- OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, STR_END, 0));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, common->newline));
- }
- else
- {
- OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
- jump[1] = CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_CR);
- OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
- OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP2, 0, STR_END, 0);
- jump[2] = JUMP(SLJIT_C_GREATER);
- add_jump(compiler, backtracks, JUMP(SLJIT_C_LESS));
- /* Equal. */
- OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
- jump[3] = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_NL);
- add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
-
- JUMPHERE(jump[1]);
- if (common->nltype == NLTYPE_ANYCRLF)
- {
- OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
- add_jump(compiler, backtracks, CMP(SLJIT_C_LESS, TMP2, 0, STR_END, 0));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_NL));
- }
- else
- {
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1, STR_PTR, 0);
- read_char(common);
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, STR_PTR, 0, STR_END, 0));
- add_jump(compiler, &common->anynewline, JUMP(SLJIT_FAST_CALL));
- add_jump(compiler, backtracks, JUMP(SLJIT_C_ZERO));
- OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1);
- }
- JUMPHERE(jump[2]);
- JUMPHERE(jump[3]);
- }
- JUMPHERE(jump[0]);
- check_partial(common, FALSE);
- return cc;
-
- case OP_EOD:
- add_jump(compiler, backtracks, CMP(SLJIT_C_LESS, STR_PTR, 0, STR_END, 0));
- check_partial(common, FALSE);
- return cc;
-
- case OP_CIRC:
- OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, begin));
- add_jump(compiler, backtracks, CMP(SLJIT_C_GREATER, STR_PTR, 0, TMP1, 0));
- OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, notbol));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
- return cc;
-
- case OP_CIRCM:
- OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, begin));
- jump[1] = CMP(SLJIT_C_GREATER, STR_PTR, 0, TMP1, 0);
- OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, notbol));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
- jump[0] = JUMP(SLJIT_JUMP);
- JUMPHERE(jump[1]);
-
- add_jump(compiler, backtracks, CMP(SLJIT_C_GREATER_EQUAL, STR_PTR, 0, STR_END, 0));
- if (common->nltype == NLTYPE_FIXED && common->newline > 255)
- {
- OP2(SLJIT_SUB, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
- add_jump(compiler, backtracks, CMP(SLJIT_C_LESS, TMP2, 0, TMP1, 0));
- OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-2));
- OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-1));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff));
- }
- else
- {
- skip_char_back(common);
- read_char(common);
- check_newlinechar(common, common->nltype, backtracks, FALSE);
- }
- JUMPHERE(jump[0]);
- return cc;
-
- case OP_DOLL:
- OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
- OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, noteol));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
-
- if (!common->endonly)
- compile_char1_matchingpath(common, OP_EODN, cc, backtracks);
- else
- {
- add_jump(compiler, backtracks, CMP(SLJIT_C_LESS, STR_PTR, 0, STR_END, 0));
- check_partial(common, FALSE);
- }
- return cc;
-
- case OP_DOLLM:
- jump[1] = CMP(SLJIT_C_LESS, STR_PTR, 0, STR_END, 0);
- OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
- OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, noteol));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
- check_partial(common, FALSE);
- jump[0] = JUMP(SLJIT_JUMP);
- JUMPHERE(jump[1]);
-
- if (common->nltype == NLTYPE_FIXED && common->newline > 255)
- {
- OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2));
- OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
- if (common->mode == JIT_COMPILE)
- add_jump(compiler, backtracks, CMP(SLJIT_C_GREATER, TMP2, 0, STR_END, 0));
- else
- {
- jump[1] = CMP(SLJIT_C_LESS_EQUAL, TMP2, 0, STR_END, 0);
- /* STR_PTR = STR_END - IN_UCHARS(1) */
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff));
- check_partial(common, TRUE);
- add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
- JUMPHERE(jump[1]);
- }
-
- OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, common->newline & 0xff));
- }
- else
- {
- peek_char(common);
- check_newlinechar(common, common->nltype, backtracks, FALSE);
- }
- JUMPHERE(jump[0]);
- return cc;
-
case OP_CHAR:
case OP_CHARI:
length = 1;
#ifdef SUPPORT_UTF
if (common->utf && HAS_EXTRALEN(*cc)) length += GET_EXTRALEN(*cc);
#endif
- if (common->mode == JIT_COMPILE && (type == OP_CHAR || !char_has_othercase(common, cc) || char_get_othercase_bit(common, cc) != 0))
+ if (common->mode == JIT_COMPILE && check_str_ptr
+ && (type == OP_CHAR || !char_has_othercase(common, cc) || char_get_othercase_bit(common, cc) != 0))
{
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(length));
- add_jump(compiler, backtracks, CMP(SLJIT_C_GREATER, STR_PTR, 0, STR_END, 0));
+ add_jump(compiler, backtracks, CMP(SLJIT_GREATER, STR_PTR, 0, STR_END, 0));
context.length = IN_UCHARS(length);
context.sourcereg = -1;
@@ -4828,8 +6454,9 @@ switch(type)
#endif
return byte_sequence_compare(common, type == OP_CHARI, cc, &context, backtracks);
}
- detect_partial_match(common, backtracks);
- read_char(common);
+
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
#ifdef SUPPORT_UTF
if (common->utf)
{
@@ -4838,29 +6465,31 @@ switch(type)
else
#endif
c = *cc;
+
if (type == OP_CHAR || !char_has_othercase(common, cc))
{
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, c));
+ read_char_range(common, c, c, FALSE);
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, c));
return cc + length;
}
oc = char_othercase(common, c);
+ read_char_range(common, c < oc ? c : oc, c > oc ? c : oc, FALSE);
bit = c ^ oc;
if (is_powerof2(bit))
{
OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, bit);
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, c | bit));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, c | bit));
return cc + length;
}
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, c);
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, oc);
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
- add_jump(compiler, backtracks, JUMP(SLJIT_C_ZERO));
+ jump[0] = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, c);
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, oc));
+ JUMPHERE(jump[0]);
return cc + length;
case OP_NOT:
case OP_NOTI:
- detect_partial_match(common, backtracks);
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
length = 1;
#ifdef SUPPORT_UTF
if (common->utf)
@@ -4869,18 +6498,18 @@ switch(type)
c = *cc;
if (c < 128)
{
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(STR_PTR), 0);
if (type == OP_NOT || !char_has_othercase(common, cc))
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, c));
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, c));
else
{
/* Since UTF8 code page is fixed, we know that c is in [a-z] or [A-Z] range. */
OP2(SLJIT_OR, TMP2, 0, TMP1, 0, SLJIT_IMM, 0x20);
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, c | 0x20));
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, c | 0x20));
}
/* Skip the variable-length character. */
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
- jump[0] = CMP(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
+ jump[0] = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xc0);
OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(utf8_table4) - 0xc0);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0);
JUMPHERE(jump[0]);
@@ -4890,101 +6519,90 @@ switch(type)
#endif /* COMPILE_PCRE8 */
{
GETCHARLEN(c, cc, length);
- read_char(common);
}
}
else
#endif /* SUPPORT_UTF */
- {
- read_char(common);
c = *cc;
- }
if (type == OP_NOT || !char_has_othercase(common, cc))
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, c));
+ {
+ read_char_range(common, c, c, TRUE);
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, c));
+ }
else
{
oc = char_othercase(common, c);
+ read_char_range(common, c < oc ? c : oc, c > oc ? c : oc, TRUE);
bit = c ^ oc;
if (is_powerof2(bit))
{
OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, bit);
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, c | bit));
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, c | bit));
}
else
{
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, c));
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, oc));
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, c));
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, oc));
}
}
return cc + length;
case OP_CLASS:
case OP_NCLASS:
- detect_partial_match(common, backtracks);
- read_char(common);
- if (check_class_ranges(common, (const pcre_uint8 *)cc, type == OP_NCLASS, backtracks))
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
+
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
+ bit = (common->utf && is_char7_bitset((const sljit_u8 *)cc, type == OP_NCLASS)) ? 127 : 255;
+ read_char_range(common, 0, bit, type == OP_NCLASS);
+#else
+ read_char_range(common, 0, 255, type == OP_NCLASS);
+#endif
+
+ if (check_class_ranges(common, (const sljit_u8 *)cc, type == OP_NCLASS, FALSE, backtracks))
return cc + 32 / sizeof(pcre_uchar);
-#if defined SUPPORT_UTF || !defined COMPILE_PCRE8
+#if defined SUPPORT_UTF && defined COMPILE_PCRE8
jump[0] = NULL;
-#ifdef COMPILE_PCRE8
- /* This check only affects 8 bit mode. In other modes, we
- always need to compare the value with 255. */
if (common->utf)
-#endif /* COMPILE_PCRE8 */
{
- jump[0] = CMP(SLJIT_C_GREATER, TMP1, 0, SLJIT_IMM, 255);
+ jump[0] = CMP(SLJIT_GREATER, TMP1, 0, SLJIT_IMM, bit);
if (type == OP_CLASS)
{
add_jump(compiler, backtracks, jump[0]);
jump[0] = NULL;
}
}
-#endif /* SUPPORT_UTF || !COMPILE_PCRE8 */
+#elif !defined COMPILE_PCRE8
+ jump[0] = CMP(SLJIT_GREATER, TMP1, 0, SLJIT_IMM, 255);
+ if (type == OP_CLASS)
+ {
+ add_jump(compiler, backtracks, jump[0]);
+ jump[0] = NULL;
+ }
+#endif /* SUPPORT_UTF && COMPILE_PCRE8 */
+
OP2(SLJIT_AND, TMP2, 0, TMP1, 0, SLJIT_IMM, 0x7);
OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 3);
- OP1(SLJIT_MOV_UB, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)cc);
+ OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)cc);
OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0);
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0);
- add_jump(compiler, backtracks, JUMP(SLJIT_C_ZERO));
+ add_jump(compiler, backtracks, JUMP(SLJIT_ZERO));
+
#if defined SUPPORT_UTF || !defined COMPILE_PCRE8
if (jump[0] != NULL)
JUMPHERE(jump[0]);
-#endif /* SUPPORT_UTF || !COMPILE_PCRE8 */
+#endif
return cc + 32 / sizeof(pcre_uchar);
#if defined SUPPORT_UTF || defined COMPILE_PCRE16 || defined COMPILE_PCRE32
case OP_XCLASS:
+ if (check_str_ptr)
+ detect_partial_match(common, backtracks);
compile_xclass_matchingpath(common, cc + LINK_SIZE, backtracks);
return cc + GET(cc, 0) - 1;
#endif
-
- case OP_REVERSE:
- length = GET(cc, 0);
- if (length == 0)
- return cc + LINK_SIZE;
- OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
-#ifdef SUPPORT_UTF
- if (common->utf)
- {
- OP1(SLJIT_MOV, TMP3, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, begin));
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, length);
- label = LABEL();
- add_jump(compiler, backtracks, CMP(SLJIT_C_LESS_EQUAL, STR_PTR, 0, TMP3, 0));
- skip_char_back(common);
- OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_IMM, 1);
- JUMPTO(SLJIT_C_NOT_ZERO, label);
- }
- else
-#endif
- {
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, begin));
- OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(length));
- add_jump(compiler, backtracks, CMP(SLJIT_C_LESS, STR_PTR, 0, TMP1, 0));
- }
- check_start_used_ptr(common);
- return cc + LINK_SIZE;
}
SLJIT_ASSERT_STOP();
return cc;
@@ -5042,7 +6660,7 @@ if (context.length > 0)
{
/* We have a fixed-length byte sequence. */
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, context.length);
- add_jump(compiler, backtracks, CMP(SLJIT_C_GREATER, STR_PTR, 0, STR_END, 0));
+ add_jump(compiler, backtracks, CMP(SLJIT_GREATER, STR_PTR, 0, STR_END, 0));
context.sourcereg = -1;
#if defined SLJIT_UNALIGNED && SLJIT_UNALIGNED
@@ -5053,29 +6671,7 @@ if (context.length > 0)
}
/* A non-fixed length character will be checked if length == 0. */
-return compile_char1_matchingpath(common, *cc, cc + 1, backtracks);
-}
-
-static struct sljit_jump *compile_ref_checks(compiler_common *common, pcre_uchar *cc, jump_list **backtracks)
-{
-DEFINE_COMPILER;
-int offset = GET2(cc, 1) << 1;
-
-OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset));
-if (!common->jscript_compat)
- {
- if (backtracks == NULL)
- {
- /* OVECTOR(1) contains the "string begin - 1" constant. */
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(1));
- OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_C_EQUAL);
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1));
- OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_C_EQUAL);
- return JUMP(SLJIT_C_NOT_ZERO);
- }
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(1)));
- }
-return CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1));
+return compile_char1_matchingpath(common, *cc, cc + 1, backtracks, TRUE);
}
/* Forward definitions. */
@@ -5110,39 +6706,80 @@ static void compile_backtrackingpath(compiler_common *, struct backtrack_common
#define BACKTRACK_AS(type) ((type *)backtrack)
-static pcre_uchar *compile_ref_matchingpath(compiler_common *common, pcre_uchar *cc, jump_list **backtracks, BOOL withchecks, BOOL emptyfail)
+static void compile_dnref_search(compiler_common *common, pcre_uchar *cc, jump_list **backtracks)
{
+/* The OVECTOR offset goes to TMP2. */
DEFINE_COMPILER;
-int offset = GET2(cc, 1) << 1;
+int count = GET2(cc, 1 + IMM2_SIZE);
+pcre_uchar *slot = common->name_table + GET2(cc, 1) * common->name_entry_size;
+unsigned int offset;
+jump_list *found = NULL;
+
+SLJIT_ASSERT(*cc == OP_DNREF || *cc == OP_DNREFI);
+
+OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(1));
+
+count--;
+while (count-- > 0)
+ {
+ offset = GET2(slot, 0) << 1;
+ GET_LOCAL_BASE(TMP2, 0, OVECTOR(offset));
+ add_jump(compiler, &found, CMP(SLJIT_NOT_EQUAL, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP1, 0));
+ slot += common->name_entry_size;
+ }
+
+offset = GET2(slot, 0) << 1;
+GET_LOCAL_BASE(TMP2, 0, OVECTOR(offset));
+if (backtracks != NULL && !common->jscript_compat)
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP1, 0));
+
+set_jumps(found, LABEL());
+}
+
+static void compile_ref_matchingpath(compiler_common *common, pcre_uchar *cc, jump_list **backtracks, BOOL withchecks, BOOL emptyfail)
+{
+DEFINE_COMPILER;
+BOOL ref = (*cc == OP_REF || *cc == OP_REFI);
+int offset = 0;
struct sljit_jump *jump = NULL;
struct sljit_jump *partial;
struct sljit_jump *nopartial;
-OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset));
-/* OVECTOR(1) contains the "string begin - 1" constant. */
-if (withchecks && !common->jscript_compat)
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(1)));
+if (ref)
+ {
+ offset = GET2(cc, 1) << 1;
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset));
+ /* OVECTOR(1) contains the "string begin - 1" constant. */
+ if (withchecks && !common->jscript_compat)
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(1)));
+ }
+else
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), 0);
#if defined SUPPORT_UTF && defined SUPPORT_UCP
if (common->utf && *cc == OP_REFI)
{
- SLJIT_ASSERT(TMP1 == SLJIT_SCRATCH_REG1 && STACK_TOP == SLJIT_SCRATCH_REG2 && TMP2 == SLJIT_SCRATCH_REG3);
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1));
+ SLJIT_ASSERT(TMP1 == SLJIT_R0 && STACK_TOP == SLJIT_R1 && TMP2 == SLJIT_R2);
+ if (ref)
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1));
+ else
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP2), sizeof(sljit_sw));
+
if (withchecks)
- jump = CMP(SLJIT_C_EQUAL, TMP1, 0, TMP2, 0);
+ jump = CMP(SLJIT_EQUAL, TMP1, 0, TMP2, 0);
/* Needed to save important temporary registers. */
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0, STACK_TOP, 0);
- OP1(SLJIT_MOV, SLJIT_SCRATCH_REG2, 0, ARGUMENTS, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SCRATCH_REG2), SLJIT_OFFSETOF(jit_arguments, uchar_ptr), STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, STACK_TOP, 0);
+ OP1(SLJIT_MOV, SLJIT_R1, 0, ARGUMENTS, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_R1), SLJIT_OFFSETOF(jit_arguments, uchar_ptr), STR_PTR, 0);
sljit_emit_ijump(compiler, SLJIT_CALL3, SLJIT_IMM, SLJIT_FUNC_OFFSET(do_utf_caselesscmp));
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
if (common->mode == JIT_COMPILE)
- add_jump(compiler, backtracks, CMP(SLJIT_C_LESS_EQUAL, SLJIT_RETURN_REG, 0, SLJIT_IMM, 1));
+ add_jump(compiler, backtracks, CMP(SLJIT_LESS_EQUAL, SLJIT_RETURN_REG, 0, SLJIT_IMM, 1));
else
{
- add_jump(compiler, backtracks, CMP(SLJIT_C_EQUAL, SLJIT_RETURN_REG, 0, SLJIT_IMM, 0));
- nopartial = CMP(SLJIT_C_NOT_EQUAL, SLJIT_RETURN_REG, 0, SLJIT_IMM, 1);
+ add_jump(compiler, backtracks, CMP(SLJIT_EQUAL, SLJIT_RETURN_REG, 0, SLJIT_IMM, 0));
+ nopartial = CMP(SLJIT_NOT_EQUAL, SLJIT_RETURN_REG, 0, SLJIT_IMM, 1);
check_partial(common, FALSE);
add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
JUMPHERE(nopartial);
@@ -5152,17 +6789,21 @@ if (common->utf && *cc == OP_REFI)
else
#endif /* SUPPORT_UTF && SUPPORT_UCP */
{
- OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), TMP1, 0);
+ if (ref)
+ OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), TMP1, 0);
+ else
+ OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, SLJIT_MEM1(TMP2), sizeof(sljit_sw), TMP1, 0);
+
if (withchecks)
- jump = JUMP(SLJIT_C_ZERO);
+ jump = JUMP(SLJIT_ZERO);
OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
- partial = CMP(SLJIT_C_GREATER, STR_PTR, 0, STR_END, 0);
+ partial = CMP(SLJIT_GREATER, STR_PTR, 0, STR_END, 0);
if (common->mode == JIT_COMPILE)
add_jump(compiler, backtracks, partial);
add_jump(compiler, *cc == OP_REF ? &common->casefulcmp : &common->caselesscmp, JUMP(SLJIT_FAST_CALL));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
if (common->mode != JIT_COMPILE)
{
@@ -5171,10 +6812,10 @@ else
/* TMP2 -= STR_END - STR_PTR */
OP2(SLJIT_SUB, TMP2, 0, TMP2, 0, STR_PTR, 0);
OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, STR_END, 0);
- partial = CMP(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, 0);
+ partial = CMP(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, 0);
OP1(SLJIT_MOV, STR_PTR, 0, STR_END, 0);
add_jump(compiler, *cc == OP_REF ? &common->casefulcmp : &common->caselesscmp, JUMP(SLJIT_FAST_CALL));
- add_jump(compiler, backtracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
+ add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
JUMPHERE(partial);
check_partial(common, FALSE);
add_jump(compiler, backtracks, JUMP(SLJIT_JUMP));
@@ -5189,14 +6830,15 @@ if (jump != NULL)
else
JUMPHERE(jump);
}
-return cc + 1 + IMM2_SIZE;
}
static SLJIT_INLINE pcre_uchar *compile_ref_iterator_matchingpath(compiler_common *common, pcre_uchar *cc, backtrack_common *parent)
{
DEFINE_COMPILER;
+BOOL ref = (*cc == OP_REF || *cc == OP_REFI);
backtrack_common *backtrack;
pcre_uchar type;
+int offset = 0;
struct sljit_label *label;
struct sljit_jump *zerolength;
struct sljit_jump *jump = NULL;
@@ -5204,9 +6846,15 @@ pcre_uchar *ccbegin = cc;
int min = 0, max = 0;
BOOL minimize;
-PUSH_BACKTRACK(sizeof(iterator_backtrack), cc, NULL);
+PUSH_BACKTRACK(sizeof(ref_iterator_backtrack), cc, NULL);
+if (ref)
+ offset = GET2(cc, 1) << 1;
+else
+ cc += IMM2_SIZE;
type = cc[1 + IMM2_SIZE];
+
+SLJIT_COMPILE_ASSERT((OP_CRSTAR & 0x1) == 0, crstar_opcode_must_be_even);
minimize = (type & 0x1) != 0;
switch(type)
{
@@ -5244,37 +6892,64 @@ if (!minimize)
if (min == 0)
{
allocate_stack(common, 2);
+ if (ref)
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_IMM, 0);
/* Temporary release of STR_PTR. */
OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw));
- zerolength = compile_ref_checks(common, ccbegin, NULL);
+ /* Handles both invalid and empty cases. Since the minimum repeat,
+ is zero the invalid case is basically the same as an empty case. */
+ if (ref)
+ zerolength = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1));
+ else
+ {
+ compile_dnref_search(common, ccbegin, NULL);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE1, TMP2, 0);
+ zerolength = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(TMP2), sizeof(sljit_sw));
+ }
/* Restore if not zero length. */
OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw));
}
else
{
allocate_stack(common, 1);
+ if (ref)
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0);
- zerolength = compile_ref_checks(common, ccbegin, &backtrack->topbacktracks);
+ if (ref)
+ {
+ add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(1)));
+ zerolength = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1));
+ }
+ else
+ {
+ compile_dnref_search(common, ccbegin, &backtrack->topbacktracks);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE1, TMP2, 0);
+ zerolength = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(TMP2), sizeof(sljit_sw));
+ }
}
if (min > 1 || max > 1)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE0, SLJIT_IMM, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE0, SLJIT_IMM, 0);
label = LABEL();
+ if (!ref)
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), POSSESSIVE1);
compile_ref_matchingpath(common, ccbegin, &backtrack->topbacktracks, FALSE, FALSE);
if (min > 1 || max > 1)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), POSSESSIVE0);
OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE0, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE0, TMP1, 0);
if (min > 1)
- CMPTO(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, min, label);
+ CMPTO(SLJIT_LESS, TMP1, 0, SLJIT_IMM, min, label);
if (max > 1)
{
- jump = CMP(SLJIT_C_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, max);
+ jump = CMP(SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, max);
allocate_stack(common, 1);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
JUMPTO(SLJIT_JUMP, label);
@@ -5291,30 +6966,58 @@ if (!minimize)
}
JUMPHERE(zerolength);
- BACKTRACK_AS(iterator_backtrack)->matchingpath = LABEL();
+ BACKTRACK_AS(ref_iterator_backtrack)->matchingpath = LABEL();
count_match(common);
return cc;
}
-allocate_stack(common, 2);
+allocate_stack(common, ref ? 2 : 3);
+if (ref)
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0);
if (type != OP_CRMINSTAR)
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_IMM, 0);
if (min == 0)
{
- zerolength = compile_ref_checks(common, ccbegin, NULL);
+ /* Handles both invalid and empty cases. Since the minimum repeat,
+ is zero the invalid case is basically the same as an empty case. */
+ if (ref)
+ zerolength = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1));
+ else
+ {
+ compile_dnref_search(common, ccbegin, NULL);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(2), TMP2, 0);
+ zerolength = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(TMP2), sizeof(sljit_sw));
+ }
+ /* Length is non-zero, we can match real repeats. */
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
jump = JUMP(SLJIT_JUMP);
}
else
- zerolength = compile_ref_checks(common, ccbegin, &backtrack->topbacktracks);
+ {
+ if (ref)
+ {
+ add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(1)));
+ zerolength = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1));
+ }
+ else
+ {
+ compile_dnref_search(common, ccbegin, &backtrack->topbacktracks);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(2), TMP2, 0);
+ zerolength = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(TMP2), sizeof(sljit_sw));
+ }
+ }
-BACKTRACK_AS(iterator_backtrack)->matchingpath = LABEL();
+BACKTRACK_AS(ref_iterator_backtrack)->matchingpath = LABEL();
if (max > 0)
- add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_C_GREATER_EQUAL, SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_IMM, max));
+ add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_GREATER_EQUAL, SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_IMM, max));
+if (!ref)
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(2));
compile_ref_matchingpath(common, ccbegin, &backtrack->topbacktracks, TRUE, TRUE);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
@@ -5323,7 +7026,7 @@ if (min > 1)
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), TMP1, 0);
- CMPTO(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, min, BACKTRACK_AS(iterator_backtrack)->matchingpath);
+ CMPTO(SLJIT_LESS, TMP1, 0, SLJIT_IMM, min, BACKTRACK_AS(ref_iterator_backtrack)->matchingpath);
}
else if (max > 0)
OP2(SLJIT_ADD, SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_IMM, 1);
@@ -5383,15 +7086,15 @@ if (entry == NULL)
if (common->has_set_som && common->mark_ptr != 0)
{
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0));
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0));
allocate_stack(common, 2);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->mark_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP2, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), TMP1, 0);
}
else if (common->has_set_som || common->mark_ptr != 0)
{
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->has_set_som ? (int)(OVECTOR(0)) : common->mark_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->has_set_som ? (int)(OVECTOR(0)) : common->mark_ptr);
allocate_stack(common, 1);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP2, 0);
}
@@ -5401,11 +7104,11 @@ if (entry->entry == NULL)
else
JUMPTO(SLJIT_FAST_CALL, entry->entry);
/* Leave if the match is failed. */
-add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, 0));
+add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, 0));
return cc + 1 + LINK_SIZE;
}
-static int SLJIT_CALL do_callout(struct jit_arguments* arguments, PUBL(callout_block) *callout_block, pcre_uchar **jit_ovector)
+static int SLJIT_CALL do_callout(struct jit_arguments *arguments, PUBL(callout_block) *callout_block, pcre_uchar **jit_ovector)
{
const pcre_uchar *begin = arguments->begin;
int *offset_vector = arguments->offsets;
@@ -5465,45 +7168,71 @@ PUSH_BACKTRACK(sizeof(backtrack_common), cc, NULL);
allocate_stack(common, CALLOUT_ARG_SIZE / sizeof(sljit_sw));
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr);
-OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
SLJIT_ASSERT(common->capture_last_ptr != 0);
-OP1(SLJIT_MOV_SI, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(callout_number), SLJIT_IMM, cc[1]);
-OP1(SLJIT_MOV_SI, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(capture_last), TMP2, 0);
+OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr);
+OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
+OP1(SLJIT_MOV_S32, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(callout_number), SLJIT_IMM, cc[1]);
+OP1(SLJIT_MOV_S32, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(capture_last), TMP2, 0);
/* These pointer sized fields temporarly stores internal variables. */
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0));
+OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(offset_vector), STR_PTR, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(subject), TMP2, 0);
if (common->mark_ptr != 0)
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, mark_ptr));
-OP1(SLJIT_MOV_SI, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(pattern_position), SLJIT_IMM, GET(cc, 2));
-OP1(SLJIT_MOV_SI, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(next_item_length), SLJIT_IMM, GET(cc, 2 + LINK_SIZE));
+OP1(SLJIT_MOV_S32, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(pattern_position), SLJIT_IMM, GET(cc, 2));
+OP1(SLJIT_MOV_S32, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(next_item_length), SLJIT_IMM, GET(cc, 2 + LINK_SIZE));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(mark), (common->mark_ptr != 0) ? TMP2 : SLJIT_IMM, 0);
/* Needed to save important temporary registers. */
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0, STACK_TOP, 0);
-OP2(SLJIT_SUB, SLJIT_SCRATCH_REG2, 0, STACK_TOP, 0, SLJIT_IMM, CALLOUT_ARG_SIZE);
-GET_LOCAL_BASE(SLJIT_SCRATCH_REG3, 0, OVECTOR_START);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, STACK_TOP, 0);
+OP2(SLJIT_SUB, SLJIT_R1, 0, STACK_TOP, 0, SLJIT_IMM, CALLOUT_ARG_SIZE);
+GET_LOCAL_BASE(SLJIT_R2, 0, OVECTOR_START);
sljit_emit_ijump(compiler, SLJIT_CALL3, SLJIT_IMM, SLJIT_FUNC_OFFSET(do_callout));
-OP1(SLJIT_MOV_SI, SLJIT_RETURN_REG, 0, SLJIT_RETURN_REG, 0);
-OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
+OP1(SLJIT_MOV_S32, SLJIT_RETURN_REG, 0, SLJIT_RETURN_REG, 0);
+OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
free_stack(common, CALLOUT_ARG_SIZE / sizeof(sljit_sw));
/* Check return value. */
OP2(SLJIT_SUB | SLJIT_SET_S, SLJIT_UNUSED, 0, SLJIT_RETURN_REG, 0, SLJIT_IMM, 0);
-add_jump(compiler, &backtrack->topbacktracks, JUMP(SLJIT_C_SIG_GREATER));
+add_jump(compiler, &backtrack->topbacktracks, JUMP(SLJIT_SIG_GREATER));
if (common->forced_quit_label == NULL)
- add_jump(compiler, &common->forced_quit, JUMP(SLJIT_C_SIG_LESS));
+ add_jump(compiler, &common->forced_quit, JUMP(SLJIT_SIG_LESS));
else
- JUMPTO(SLJIT_C_SIG_LESS, common->forced_quit_label);
+ JUMPTO(SLJIT_SIG_LESS, common->forced_quit_label);
return cc + 2 + 2 * LINK_SIZE;
}
#undef CALLOUT_ARG_SIZE
#undef CALLOUT_ARG_OFFSET
+static SLJIT_INLINE BOOL assert_needs_str_ptr_saving(pcre_uchar *cc)
+{
+while (TRUE)
+ {
+ switch (*cc)
+ {
+ case OP_NOT_WORD_BOUNDARY:
+ case OP_WORD_BOUNDARY:
+ case OP_CIRC:
+ case OP_CIRCM:
+ case OP_DOLL:
+ case OP_DOLLM:
+ case OP_CALLOUT:
+ case OP_ALT:
+ cc += PRIV(OP_lengths)[*cc];
+ break;
+
+ case OP_KET:
+ return FALSE;
+
+ default:
+ return TRUE;
+ }
+ }
+}
+
static pcre_uchar *compile_assert_matchingpath(compiler_common *common, pcre_uchar *cc, assert_backtrack *backtrack, BOOL conditional)
{
DEFINE_COMPILER;
@@ -5555,21 +7284,34 @@ if (bra == OP_BRAMINZERO)
/* This is a braminzero backtrack path. */
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- brajump = CMP(SLJIT_C_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
+ brajump = CMP(SLJIT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
}
if (framesize < 0)
{
- extrasize = needs_control_head ? 2 : 1;
+ extrasize = 1;
+ if (bra == OP_BRA && !assert_needs_str_ptr_saving(ccbegin + 1 + LINK_SIZE))
+ extrasize = 0;
+
+ if (needs_control_head)
+ extrasize++;
+
if (framesize == no_frame)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, STACK_TOP, 0);
- allocate_stack(common, extrasize);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STACK_TOP, 0);
+
+ if (extrasize > 0)
+ allocate_stack(common, extrasize);
+
if (needs_control_head)
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
- OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
+
+ if (extrasize > 0)
+ OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
+
if (needs_control_head)
{
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_IMM, 0);
+ SLJIT_ASSERT(extrasize == 2);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_IMM, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), TMP1, 0);
}
}
@@ -5577,20 +7319,23 @@ else
{
extrasize = needs_control_head ? 3 : 2;
allocate_stack(common, framesize + extrasize);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
OP2(SLJIT_SUB, TMP2, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + extrasize) * sizeof(sljit_sw));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP2, 0);
if (needs_control_head)
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
+
if (needs_control_head)
{
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(2), TMP1, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), TMP2, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_IMM, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_IMM, 0);
}
else
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), TMP1, 0);
+
init_frame(common, ccbegin, NULL, framesize + extrasize - 1, extrasize, FALSE);
}
@@ -5614,7 +7359,7 @@ while (1)
altbacktrack.top = NULL;
altbacktrack.topbacktracks = NULL;
- if (*ccbegin == OP_ALT)
+ if (*ccbegin == OP_ALT && extrasize > 0)
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
altbacktrack.cc = ccbegin;
@@ -5642,26 +7387,27 @@ while (1)
if (framesize < 0)
{
if (framesize == no_frame)
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
- else
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
+ else if (extrasize > 0)
free_stack(common, extrasize);
+
if (needs_control_head)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), 0);
}
else
{
if ((opcode != OP_ASSERT_NOT && opcode != OP_ASSERTBACK_NOT) || conditional)
{
/* We don't need to keep the STR_PTR, only the previous private_data_ptr. */
- OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_IMM, (framesize + 1) * sizeof(sljit_sw));
+ OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + 1) * sizeof(sljit_sw));
if (needs_control_head)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), 0);
}
else
{
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
if (needs_control_head)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), (framesize + 1) * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), (framesize + 1) * sizeof(sljit_sw));
add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL));
}
}
@@ -5670,7 +7416,10 @@ while (1)
{
/* We know that STR_PTR was stored on the top of the stack. */
if (conditional)
- OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), needs_control_head ? sizeof(sljit_sw) : 0);
+ {
+ if (extrasize > 0)
+ OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), needs_control_head ? sizeof(sljit_sw) : 0);
+ }
else if (bra == OP_BRAZERO)
{
if (framesize < 0)
@@ -5679,7 +7428,7 @@ while (1)
{
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), framesize * sizeof(sljit_sw));
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), (framesize + extrasize - 1) * sizeof(sljit_sw));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP1, 0);
}
OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0);
@@ -5687,7 +7436,7 @@ while (1)
else if (framesize >= 0)
{
/* For OP_BRA and OP_BRAMINZERO. */
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_MEM1(STACK_TOP), framesize * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), framesize * sizeof(sljit_sw));
}
}
add_jump(compiler, found, JUMP(SLJIT_JUMP));
@@ -5731,10 +7480,10 @@ if (common->positive_assert_quit != NULL)
set_jumps(common->positive_assert_quit, LABEL());
SLJIT_ASSERT(framesize != no_stack);
if (framesize < 0)
- OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_IMM, extrasize * sizeof(sljit_sw));
+ OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, extrasize * sizeof(sljit_sw));
else
{
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL));
OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + extrasize) * sizeof(sljit_sw));
}
@@ -5742,12 +7491,12 @@ if (common->positive_assert_quit != NULL)
}
if (needs_control_head)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), STACK(1));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), STACK(1));
if (opcode == OP_ASSERT || opcode == OP_ASSERTBACK)
{
/* Assert is failed. */
- if (conditional || bra == OP_BRAZERO)
+ if ((conditional && extrasize > 0) || bra == OP_BRAZERO)
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
if (framesize < 0)
@@ -5759,7 +7508,7 @@ if (opcode == OP_ASSERT || opcode == OP_ASSERTBACK)
free_stack(common, 1);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0);
}
- else
+ else if (extrasize > 0)
free_stack(common, extrasize);
}
else
@@ -5773,7 +7522,7 @@ if (opcode == OP_ASSERT || opcode == OP_ASSERTBACK)
}
else
free_stack(common, framesize + extrasize);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP1, 0);
}
jump = JUMP(SLJIT_JUMP);
if (bra != OP_BRAZERO)
@@ -5784,7 +7533,9 @@ if (opcode == OP_ASSERT || opcode == OP_ASSERTBACK)
if (framesize < 0)
{
/* We know that STR_PTR was stored on the top of the stack. */
- OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), (extrasize - 1) * sizeof(sljit_sw));
+ if (extrasize > 0)
+ OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), (extrasize - 1) * sizeof(sljit_sw));
+
/* Keep the STR_PTR on the top of the stack. */
if (bra == OP_BRAZERO)
{
@@ -5803,13 +7554,13 @@ if (opcode == OP_ASSERT || opcode == OP_ASSERTBACK)
if (bra == OP_BRA)
{
/* We don't need to keep the STR_PTR, only the previous private_data_ptr. */
- OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_IMM, (framesize + 1) * sizeof(sljit_sw));
+ OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + 1) * sizeof(sljit_sw));
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), (extrasize - 2) * sizeof(sljit_sw));
}
else
{
/* We don't need to keep the STR_PTR, only the previous private_data_ptr. */
- OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_IMM, (framesize + 2) * sizeof(sljit_sw));
+ OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + 2) * sizeof(sljit_sw));
if (extrasize == 2)
{
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
@@ -5835,9 +7586,9 @@ if (opcode == OP_ASSERT || opcode == OP_ASSERTBACK)
JUMPHERE(brajump);
if (framesize >= 0)
{
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_MEM1(STACK_TOP), framesize * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), framesize * sizeof(sljit_sw));
}
set_jumps(backtrack->common.topbacktracks, LABEL());
}
@@ -5847,14 +7598,16 @@ else
/* AssertNot is successful. */
if (framesize < 0)
{
- OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
+ if (extrasize > 0)
+ OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
+
if (bra != OP_BRA)
{
if (extrasize == 2)
free_stack(common, 1);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0);
}
- else
+ else if (extrasize > 0)
free_stack(common, extrasize);
}
else
@@ -5869,7 +7622,7 @@ else
}
else
free_stack(common, framesize + extrasize);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP1, 0);
}
if (bra == OP_BRAZERO)
@@ -5902,116 +7655,6 @@ common->accept = save_accept;
return cc + 1 + LINK_SIZE;
}
-static sljit_sw SLJIT_CALL do_searchovector(sljit_uw refno, sljit_sw* locals, pcre_uchar *name_table)
-{
-int condition = FALSE;
-pcre_uchar *slotA = name_table;
-pcre_uchar *slotB;
-sljit_sw name_count = locals[LOCALS0 / sizeof(sljit_sw)];
-sljit_sw name_entry_size = locals[LOCALS1 / sizeof(sljit_sw)];
-sljit_sw no_capture;
-int i;
-
-locals += refno & 0xff;
-refno >>= 8;
-no_capture = locals[1];
-
-for (i = 0; i < name_count; i++)
- {
- if (GET2(slotA, 0) == refno) break;
- slotA += name_entry_size;
- }
-
-if (i < name_count)
- {
- /* Found a name for the number - there can be only one; duplicate names
- for different numbers are allowed, but not vice versa. First scan down
- for duplicates. */
-
- slotB = slotA;
- while (slotB > name_table)
- {
- slotB -= name_entry_size;
- if (STRCMP_UC_UC(slotA + IMM2_SIZE, slotB + IMM2_SIZE) == 0)
- {
- condition = locals[GET2(slotB, 0) << 1] != no_capture;
- if (condition) break;
- }
- else break;
- }
-
- /* Scan up for duplicates */
- if (!condition)
- {
- slotB = slotA;
- for (i++; i < name_count; i++)
- {
- slotB += name_entry_size;
- if (STRCMP_UC_UC(slotA + IMM2_SIZE, slotB + IMM2_SIZE) == 0)
- {
- condition = locals[GET2(slotB, 0) << 1] != no_capture;
- if (condition) break;
- }
- else break;
- }
- }
- }
-return condition;
-}
-
-static sljit_sw SLJIT_CALL do_searchgroups(sljit_uw recno, sljit_uw* locals, pcre_uchar *name_table)
-{
-int condition = FALSE;
-pcre_uchar *slotA = name_table;
-pcre_uchar *slotB;
-sljit_uw name_count = locals[LOCALS0 / sizeof(sljit_sw)];
-sljit_uw name_entry_size = locals[LOCALS1 / sizeof(sljit_sw)];
-sljit_uw group_num = locals[POSSESSIVE0 / sizeof(sljit_sw)];
-sljit_uw i;
-
-for (i = 0; i < name_count; i++)
- {
- if (GET2(slotA, 0) == recno) break;
- slotA += name_entry_size;
- }
-
-if (i < name_count)
- {
- /* Found a name for the number - there can be only one; duplicate
- names for different numbers are allowed, but not vice versa. First
- scan down for duplicates. */
-
- slotB = slotA;
- while (slotB > name_table)
- {
- slotB -= name_entry_size;
- if (STRCMP_UC_UC(slotA + IMM2_SIZE, slotB + IMM2_SIZE) == 0)
- {
- condition = GET2(slotB, 0) == group_num;
- if (condition) break;
- }
- else break;
- }
-
- /* Scan up for duplicates */
- if (!condition)
- {
- slotB = slotA;
- for (i++; i < name_count; i++)
- {
- slotB += name_entry_size;
- if (STRCMP_UC_UC(slotA + IMM2_SIZE, slotB + IMM2_SIZE) == 0)
- {
- condition = GET2(slotB, 0) == group_num;
- if (condition) break;
- }
- else break;
- }
- }
- }
-return condition;
-}
-
static SLJIT_INLINE void match_once_common(compiler_common *common, pcre_uchar ket, int framesize, int private_data_ptr, BOOL has_alternatives, BOOL needs_control_head)
{
DEFINE_COMPILER;
@@ -6020,13 +7663,15 @@ int stacksize;
if (framesize < 0)
{
if (framesize == no_frame)
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
else
{
stacksize = needs_control_head ? 1 : 0;
if (ket != OP_KET || has_alternatives)
stacksize++;
- free_stack(common, stacksize);
+
+ if (stacksize > 0)
+ free_stack(common, stacksize);
}
if (needs_control_head)
@@ -6038,13 +7683,13 @@ if (framesize < 0)
else if (ket == OP_KETRMIN)
{
/* Move the STR_PTR to the private_data_ptr. */
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_MEM1(STACK_TOP), 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), 0);
}
}
else
{
stacksize = (ket != OP_KET || has_alternatives) ? 2 : 1;
- OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_IMM, (framesize + stacksize) * sizeof(sljit_sw));
+ OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + stacksize) * sizeof(sljit_sw));
if (needs_control_head)
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), 0);
@@ -6055,7 +7700,7 @@ else
}
}
if (needs_control_head)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, TMP1, 0);
}
static SLJIT_INLINE int match_capture_common(compiler_common *common, int stacksize, int offset, int private_data_ptr)
@@ -6064,20 +7709,20 @@ DEFINE_COMPILER;
if (common->capture_last_ptr != 0)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr, SLJIT_IMM, offset >> 1);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr, SLJIT_IMM, offset >> 1);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize), TMP1, 0);
stacksize++;
}
if (common->optimized_cbracket[offset >> 1] == 0)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset));
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset));
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize), TMP1, 0);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize + 1), TMP2, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), STR_PTR, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP1, 0);
stacksize += 2;
}
return stacksize;
@@ -6144,11 +7789,12 @@ backtrack_common *backtrack;
pcre_uchar opcode;
int private_data_ptr = 0;
int offset = 0;
-int stacksize;
+int i, stacksize;
int repeat_ptr = 0, repeat_length = 0;
int repeat_type = 0, repeat_count = 0;
pcre_uchar *ccbegin;
pcre_uchar *matchingpath;
+pcre_uchar *slot;
pcre_uchar bra = OP_BRA;
pcre_uchar ket;
assert_backtrack *assert;
@@ -6198,20 +7844,8 @@ SLJIT_ASSERT(!((bra == OP_BRAZERO && ket == OP_KETRMIN) || (bra == OP_BRAMINZERO
cc += GET(cc, 1);
has_alternatives = *cc == OP_ALT;
-if (SLJIT_UNLIKELY(opcode == OP_COND) || SLJIT_UNLIKELY(opcode == OP_SCOND))
- {
- has_alternatives = (*matchingpath == OP_RREF) ? FALSE : TRUE;
- if (*matchingpath == OP_NRREF)
- {
- stacksize = GET2(matchingpath, 1);
- if (common->currententry == NULL || stacksize == RREF_ANY)
- has_alternatives = FALSE;
- else if (common->currententry->start == 0)
- has_alternatives = stacksize != 0;
- else
- has_alternatives = stacksize != (int)GET2(common->start, common->currententry->start + 1 + LINK_SIZE);
- }
- }
+if (SLJIT_UNLIKELY(opcode == OP_COND || opcode == OP_SCOND))
+ has_alternatives = (*matchingpath == OP_RREF || *matchingpath == OP_DNRREF || *matchingpath == OP_FAIL) ? FALSE : TRUE;
if (SLJIT_UNLIKELY(opcode == OP_COND) && (*cc == OP_KETRMAX || *cc == OP_KETRMIN))
opcode = OP_SCOND;
@@ -6272,13 +7906,13 @@ if (bra == OP_BRAMINZERO)
if (ket != OP_KETRMIN)
{
free_stack(common, 1);
- braminzero = CMP(SLJIT_C_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
+ braminzero = CMP(SLJIT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
}
else
{
if (opcode == OP_ONCE || opcode >= OP_SBRA)
{
- jump = CMP(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
+ jump = CMP(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
/* Nothing stored during the first run. */
skip = JUMP(SLJIT_JUMP);
@@ -6287,19 +7921,19 @@ if (bra == OP_BRAMINZERO)
if (opcode != OP_ONCE || BACKTRACK_AS(bracket_backtrack)->u.framesize < 0)
{
/* When we come from outside, private_data_ptr contains the previous STR_PTR. */
- braminzero = CMP(SLJIT_C_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ braminzero = CMP(SLJIT_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
}
else
{
/* Except when the whole stack frame must be saved. */
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
- braminzero = CMP(SLJIT_C_EQUAL, STR_PTR, 0, SLJIT_MEM1(TMP1), (BACKTRACK_AS(bracket_backtrack)->u.framesize + 1) * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
+ braminzero = CMP(SLJIT_EQUAL, STR_PTR, 0, SLJIT_MEM1(TMP1), (BACKTRACK_AS(bracket_backtrack)->u.framesize + 1) * sizeof(sljit_sw));
}
JUMPHERE(skip);
}
else
{
- jump = CMP(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
+ jump = CMP(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
JUMPHERE(jump);
}
@@ -6308,7 +7942,7 @@ if (bra == OP_BRAMINZERO)
if (repeat_type != 0)
{
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, SLJIT_IMM, repeat_count);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, repeat_count);
if (repeat_type == OP_EXACT)
rmax_label = LABEL();
}
@@ -6329,7 +7963,7 @@ if (opcode == OP_ONCE)
stacksize = 0;
if (needs_control_head)
{
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
stacksize++;
}
@@ -6340,12 +7974,12 @@ if (opcode == OP_ONCE)
{
stacksize += 2;
if (!needs_control_head)
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
}
else
{
if (BACKTRACK_AS(bracket_backtrack)->u.framesize == no_frame)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, STACK_TOP, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STACK_TOP, 0);
if (ket == OP_KETRMAX || has_alternatives)
stacksize++;
}
@@ -6363,10 +7997,10 @@ if (opcode == OP_ONCE)
if (ket == OP_KETRMIN)
{
if (needs_control_head)
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize), STR_PTR, 0);
if (BACKTRACK_AS(bracket_backtrack)->u.framesize == no_frame)
- OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, STACK_TOP, 0, SLJIT_IMM, needs_control_head ? (2 * sizeof(sljit_sw)) : sizeof(sljit_sw));
+ OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STACK_TOP, 0, SLJIT_IMM, needs_control_head ? (2 * sizeof(sljit_sw)) : sizeof(sljit_sw));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize + 1), TMP2, 0);
}
else if (ket == OP_KETRMAX || has_alternatives)
@@ -6383,20 +8017,20 @@ if (opcode == OP_ONCE)
if (needs_control_head)
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP2, 0);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
OP2(SLJIT_SUB, TMP2, 0, STACK_TOP, 0, SLJIT_IMM, stacksize * sizeof(sljit_sw));
stacksize = needs_control_head ? 1 : 0;
if (ket != OP_KET || has_alternatives)
{
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize), STR_PTR, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP2, 0);
stacksize++;
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize), TMP1, 0);
}
else
{
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP2, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize), TMP1, 0);
}
init_frame(common, ccbegin, NULL, BACKTRACK_AS(bracket_backtrack)->u.framesize + stacksize, stacksize + 1, FALSE);
@@ -6409,26 +8043,26 @@ else if (opcode == OP_CBRA || opcode == OP_SCBRA)
{
SLJIT_ASSERT(private_data_ptr == OVECTOR(offset));
allocate_stack(common, 2);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr + sizeof(sljit_sw));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, STR_PTR, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr + sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STR_PTR, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP1, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), TMP2, 0);
}
else
{
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
allocate_stack(common, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STR_PTR, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP2, 0);
}
}
else if (opcode == OP_SBRA || opcode == OP_SCOND)
{
/* Saving the previous value. */
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
allocate_stack(common, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STR_PTR, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP2, 0);
}
else if (has_alternatives)
@@ -6445,50 +8079,78 @@ if (opcode == OP_COND || opcode == OP_SCOND)
{
SLJIT_ASSERT(has_alternatives);
add_jump(compiler, &(BACKTRACK_AS(bracket_backtrack)->u.condfailed),
- CMP(SLJIT_C_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(GET2(matchingpath, 1) << 1), SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(1)));
+ CMP(SLJIT_EQUAL, SLJIT_MEM1(SLJIT_SP), OVECTOR(GET2(matchingpath, 1) << 1), SLJIT_MEM1(SLJIT_SP), OVECTOR(1)));
matchingpath += 1 + IMM2_SIZE;
}
- else if (*matchingpath == OP_NCREF)
+ else if (*matchingpath == OP_DNCREF)
{
SLJIT_ASSERT(has_alternatives);
- stacksize = GET2(matchingpath, 1);
- jump = CMP(SLJIT_C_NOT_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(stacksize << 1), SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(1));
-
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE1, STACK_TOP, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0, SLJIT_IMM, common->name_count);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1, SLJIT_IMM, common->name_entry_size);
- OP1(SLJIT_MOV, SLJIT_SCRATCH_REG1, 0, SLJIT_IMM, (stacksize << 8) | (common->ovector_start / sizeof(sljit_sw)));
- GET_LOCAL_BASE(SLJIT_SCRATCH_REG2, 0, 0);
- OP1(SLJIT_MOV, SLJIT_SCRATCH_REG3, 0, SLJIT_IMM, common->name_table);
- sljit_emit_ijump(compiler, SLJIT_CALL3, SLJIT_IMM, SLJIT_FUNC_OFFSET(do_searchovector));
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE1);
- add_jump(compiler, &(BACKTRACK_AS(bracket_backtrack)->u.condfailed), CMP(SLJIT_C_EQUAL, SLJIT_SCRATCH_REG1, 0, SLJIT_IMM, 0));
- JUMPHERE(jump);
- matchingpath += 1 + IMM2_SIZE;
+ i = GET2(matchingpath, 1 + IMM2_SIZE);
+ slot = common->name_table + GET2(matchingpath, 1) * common->name_entry_size;
+ OP1(SLJIT_MOV, TMP3, 0, STR_PTR, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(1));
+ OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(GET2(slot, 0) << 1), TMP1, 0);
+ slot += common->name_entry_size;
+ i--;
+ while (i-- > 0)
+ {
+ OP2(SLJIT_SUB, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(GET2(slot, 0) << 1), TMP1, 0);
+ OP2(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, STR_PTR, 0);
+ slot += common->name_entry_size;
+ }
+ OP1(SLJIT_MOV, STR_PTR, 0, TMP3, 0);
+ add_jump(compiler, &(BACKTRACK_AS(bracket_backtrack)->u.condfailed), JUMP(SLJIT_ZERO));
+ matchingpath += 1 + 2 * IMM2_SIZE;
}
- else if (*matchingpath == OP_RREF || *matchingpath == OP_NRREF)
+ else if (*matchingpath == OP_RREF || *matchingpath == OP_DNRREF || *matchingpath == OP_FAIL)
{
/* Never has other case. */
BACKTRACK_AS(bracket_backtrack)->u.condfailed = NULL;
+ SLJIT_ASSERT(!has_alternatives);
- stacksize = GET2(matchingpath, 1);
- if (common->currententry == NULL)
+ if (*matchingpath == OP_FAIL)
stacksize = 0;
- else if (stacksize == RREF_ANY)
- stacksize = 1;
- else if (common->currententry->start == 0)
- stacksize = stacksize == 0;
- else
- stacksize = stacksize == (int)GET2(common->start, common->currententry->start + 1 + LINK_SIZE);
-
- if (*matchingpath == OP_RREF || stacksize || common->currententry == NULL)
+ if (*matchingpath == OP_RREF)
{
- SLJIT_ASSERT(!has_alternatives);
+ stacksize = GET2(matchingpath, 1);
+ if (common->currententry == NULL)
+ stacksize = 0;
+ else if (stacksize == RREF_ANY)
+ stacksize = 1;
+ else if (common->currententry->start == 0)
+ stacksize = stacksize == 0;
+ else
+ stacksize = stacksize == (int)GET2(common->start, common->currententry->start + 1 + LINK_SIZE);
+
if (stacksize != 0)
matchingpath += 1 + IMM2_SIZE;
+ }
+ else
+ {
+ if (common->currententry == NULL || common->currententry->start == 0)
+ stacksize = 0;
else
{
+ stacksize = GET2(matchingpath, 1 + IMM2_SIZE);
+ slot = common->name_table + GET2(matchingpath, 1) * common->name_entry_size;
+ i = (int)GET2(common->start, common->currententry->start + 1 + LINK_SIZE);
+ while (stacksize > 0)
+ {
+ if ((int)GET2(slot, 0) == i)
+ break;
+ slot += common->name_entry_size;
+ stacksize--;
+ }
+ }
+
+ if (stacksize != 0)
+ matchingpath += 1 + 2 * IMM2_SIZE;
+ }
+
+ /* The stacksize == 0 is a common "else" case. */
+ if (stacksize == 0)
+ {
if (*cc == OP_ALT)
{
matchingpath = cc + 1 + LINK_SIZE;
@@ -6497,24 +8159,6 @@ if (opcode == OP_COND || opcode == OP_SCOND)
else
matchingpath = cc;
}
- }
- else
- {
- SLJIT_ASSERT(has_alternatives);
-
- stacksize = GET2(matchingpath, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE1, STACK_TOP, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0, SLJIT_IMM, common->name_count);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1, SLJIT_IMM, common->name_entry_size);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE0, SLJIT_IMM, GET2(common->start, common->currententry->start + 1 + LINK_SIZE));
- OP1(SLJIT_MOV, SLJIT_SCRATCH_REG1, 0, SLJIT_IMM, stacksize);
- GET_LOCAL_BASE(SLJIT_SCRATCH_REG2, 0, 0);
- OP1(SLJIT_MOV, SLJIT_SCRATCH_REG3, 0, SLJIT_IMM, common->name_table);
- sljit_emit_ijump(compiler, SLJIT_CALL3, SLJIT_IMM, SLJIT_FUNC_OFFSET(do_searchgroups));
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE1);
- add_jump(compiler, &(BACKTRACK_AS(bracket_backtrack)->u.condfailed), CMP(SLJIT_C_EQUAL, SLJIT_SCRATCH_REG1, 0, SLJIT_IMM, 0));
- matchingpath += 1 + IMM2_SIZE;
- }
}
else
{
@@ -6541,7 +8185,7 @@ stacksize = 0;
if (repeat_type == OP_MINUPTO)
{
/* We need to preserve the counter. TMP2 will be used below. */
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), repeat_ptr);
stacksize++;
}
if (ket != OP_KET || bra != OP_BRA)
@@ -6591,7 +8235,7 @@ if (has_alternatives)
if (offset != 0 && common->optimized_cbracket[offset >> 1] != 0)
{
SLJIT_ASSERT(private_data_ptr == OVECTOR(offset + 0));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), STR_PTR, 0);
}
if (ket == OP_KETRMAX)
@@ -6600,8 +8244,8 @@ if (ket == OP_KETRMAX)
{
if (has_alternatives)
BACKTRACK_AS(bracket_backtrack)->alternative_matchingpath = LABEL();
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, SLJIT_IMM, 1);
- JUMPTO(SLJIT_C_NOT_ZERO, rmax_label);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, rmax_label);
/* Drop STR_PTR for greedy plus quantifier. */
if (opcode != OP_ONCE)
free_stack(common, 1);
@@ -6613,14 +8257,14 @@ if (ket == OP_KETRMAX)
/* Checking zero-length iteration. */
if (opcode != OP_ONCE)
{
- CMPTO(SLJIT_C_NOT_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, STR_PTR, 0, rmax_label);
+ CMPTO(SLJIT_NOT_EQUAL, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STR_PTR, 0, rmax_label);
/* Drop STR_PTR for greedy plus quantifier. */
if (bra != OP_BRAZERO)
free_stack(common, 1);
}
else
/* TMP2 must contain the starting STR_PTR. */
- CMPTO(SLJIT_C_NOT_EQUAL, TMP2, 0, STR_PTR, 0, rmax_label);
+ CMPTO(SLJIT_NOT_EQUAL, TMP2, 0, STR_PTR, 0, rmax_label);
}
else
JUMPTO(SLJIT_JUMP, rmax_label);
@@ -6629,13 +8273,14 @@ if (ket == OP_KETRMAX)
if (repeat_type == OP_EXACT)
{
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, SLJIT_IMM, 1);
- JUMPTO(SLJIT_C_NOT_ZERO, rmax_label);
+ count_match(common);
+ OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, rmax_label);
}
else if (repeat_type == OP_UPTO)
{
/* We need to preserve the counter. */
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), repeat_ptr);
allocate_stack(common, 1);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP2, 0);
}
@@ -6655,7 +8300,7 @@ if (bra == OP_BRAMINZERO)
framesize is < 0, OP_ONCE will do the release itself. */
if (opcode == OP_ONCE && BACKTRACK_AS(bracket_backtrack)->u.framesize >= 0)
{
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL));
}
else if (ket == OP_KETRMIN && opcode != OP_ONCE)
@@ -6672,9 +8317,13 @@ while (*cc == OP_ALT)
cc += GET(cc, 1);
cc += 1 + LINK_SIZE;
-/* Temporarily encoding the needs_control_head in framesize. */
if (opcode == OP_ONCE)
+ {
+ /* We temporarily encode the needs_control_head in the lowest bit.
+ Note: on the target architectures of SLJIT the ((x << 1) >> 1) returns
+ the same value for small signed numbers (including negative numbers). */
BACKTRACK_AS(bracket_backtrack)->u.framesize = (BACKTRACK_AS(bracket_backtrack)->u.framesize << 1) | (needs_control_head ? 1 : 0);
+ }
return cc + repeat_length;
}
@@ -6750,20 +8399,20 @@ if (framesize < 0)
BACKTRACK_AS(bracketpos_backtrack)->stacksize = stacksize;
allocate_stack(common, stacksize);
if (framesize == no_frame)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, STACK_TOP, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STACK_TOP, 0);
stack = 0;
if (offset != 0)
{
stack = 2;
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset));
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset));
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP1, 0);
if (common->capture_last_ptr != 0)
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), TMP2, 0);
if (needs_control_head)
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
if (common->capture_last_ptr != 0)
{
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(2), TMP1, 0);
@@ -6773,7 +8422,7 @@ if (framesize < 0)
else
{
if (needs_control_head)
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
stack = 1;
}
@@ -6800,10 +8449,10 @@ else
BACKTRACK_AS(bracketpos_backtrack)->stacksize = stacksize;
allocate_stack(common, stacksize);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
if (needs_control_head)
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
- OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, STACK_TOP, 0, SLJIT_IMM, -STACK(stacksize - 1));
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
+ OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STACK_TOP, 0, SLJIT_IMM, -STACK(stacksize - 1));
stack = 0;
if (!zero)
@@ -6827,7 +8476,7 @@ else
}
if (offset != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), cbraprivptr, STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), cbraprivptr, STR_PTR, 0);
loop = LABEL();
while (*cc != OP_KETRPOS)
@@ -6843,16 +8492,16 @@ while (*cc != OP_KETRPOS)
if (framesize < 0)
{
if (framesize == no_frame)
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
if (offset != 0)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), cbraprivptr);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), STR_PTR, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), cbraprivptr, STR_PTR, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), cbraprivptr);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), cbraprivptr, STR_PTR, 0);
if (common->capture_last_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr, SLJIT_IMM, offset >> 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr, SLJIT_IMM, offset >> 1);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP1, 0);
}
else
{
@@ -6861,8 +8510,12 @@ while (*cc != OP_KETRPOS)
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
}
+ /* Even if the match is empty, we need to reset the control head. */
+ if (needs_control_head)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), STACK(stack));
+
if (opcode == OP_SBRAPOS || opcode == OP_SCBRAPOS)
- add_jump(compiler, &emptymatch, CMP(SLJIT_C_EQUAL, TMP1, 0, STR_PTR, 0));
+ add_jump(compiler, &emptymatch, CMP(SLJIT_EQUAL, TMP1, 0, STR_PTR, 0));
if (!zero)
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize - 1), SLJIT_IMM, 0);
@@ -6871,25 +8524,29 @@ while (*cc != OP_KETRPOS)
{
if (offset != 0)
{
- OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_IMM, stacksize * sizeof(sljit_sw));
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), cbraprivptr);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), STR_PTR, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), cbraprivptr, STR_PTR, 0);
+ OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, stacksize * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), cbraprivptr);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), cbraprivptr, STR_PTR, 0);
if (common->capture_last_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr, SLJIT_IMM, offset >> 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr, SLJIT_IMM, offset >> 1);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP1, 0);
}
else
{
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
OP2(SLJIT_ADD, STACK_TOP, 0, TMP2, 0, SLJIT_IMM, stacksize * sizeof(sljit_sw));
if (opcode == OP_SBRAPOS)
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), (framesize + 1) * sizeof(sljit_sw));
OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), (framesize + 1) * sizeof(sljit_sw), STR_PTR, 0);
}
+ /* Even if the match is empty, we need to reset the control head. */
+ if (needs_control_head)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), STACK(stack));
+
if (opcode == OP_SBRAPOS || opcode == OP_SCBRAPOS)
- add_jump(compiler, &emptymatch, CMP(SLJIT_C_EQUAL, TMP1, 0, STR_PTR, 0));
+ add_jump(compiler, &emptymatch, CMP(SLJIT_EQUAL, TMP1, 0, STR_PTR, 0));
if (!zero)
{
@@ -6900,9 +8557,6 @@ while (*cc != OP_KETRPOS)
}
}
- if (needs_control_head)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), STACK(stack));
-
JUMPTO(SLJIT_JUMP, loop);
flush_stubs(common);
@@ -6914,7 +8568,7 @@ while (*cc != OP_KETRPOS)
if (framesize < 0)
{
if (offset != 0)
- OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), cbraprivptr);
+ OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), cbraprivptr);
else
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
}
@@ -6924,12 +8578,12 @@ while (*cc != OP_KETRPOS)
{
/* Last alternative. */
if (*cc == OP_KETRPOS)
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
- OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), cbraprivptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
+ OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), cbraprivptr);
}
else
{
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(TMP2), (framesize + 1) * sizeof(sljit_sw));
}
}
@@ -6945,9 +8599,9 @@ backtrack->topbacktracks = NULL;
if (!zero)
{
if (framesize < 0)
- add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_C_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), STACK(stacksize - 1), SLJIT_IMM, 0));
+ add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), STACK(stacksize - 1), SLJIT_IMM, 0));
else /* TMP2 is set to [private_data_ptr] above. */
- add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_C_NOT_EQUAL, SLJIT_MEM1(TMP2), (stacksize - 1) * sizeof(sljit_sw), SLJIT_IMM, 0));
+ add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_NOT_EQUAL, SLJIT_MEM1(TMP2), (stacksize - 1) * sizeof(sljit_sw), SLJIT_IMM, 0));
}
/* None of them matched. */
@@ -6956,11 +8610,13 @@ count_match(common);
return cc + 1 + LINK_SIZE;
}
-static SLJIT_INLINE pcre_uchar *get_iterator_parameters(compiler_common *common, pcre_uchar *cc, pcre_uchar *opcode, pcre_uchar *type, int *arg1, int *arg2, pcre_uchar **end)
+static SLJIT_INLINE pcre_uchar *get_iterator_parameters(compiler_common *common, pcre_uchar *cc, pcre_uchar *opcode, pcre_uchar *type, sljit_u32 *max, sljit_u32 *exact, pcre_uchar **end)
{
int class_len;
*opcode = *cc;
+*exact = 0;
+
if (*opcode >= OP_STAR && *opcode <= OP_POSUPTO)
{
cc++;
@@ -6988,63 +8644,114 @@ else if (*opcode >= OP_TYPESTAR && *opcode <= OP_TYPEPOSUPTO)
{
cc++;
*opcode -= OP_TYPESTAR - OP_STAR;
- *type = 0;
+ *type = OP_END;
}
else
{
- SLJIT_ASSERT(*opcode >= OP_CLASS || *opcode <= OP_XCLASS);
+ SLJIT_ASSERT(*opcode == OP_CLASS || *opcode == OP_NCLASS || *opcode == OP_XCLASS);
*type = *opcode;
cc++;
class_len = (*type < OP_XCLASS) ? (int)(1 + (32 / sizeof(pcre_uchar))) : GET(cc, 0);
*opcode = cc[class_len - 1];
+
if (*opcode >= OP_CRSTAR && *opcode <= OP_CRMINQUERY)
{
*opcode -= OP_CRSTAR - OP_STAR;
- if (end != NULL)
- *end = cc + class_len;
+ *end = cc + class_len;
+
+ if (*opcode == OP_PLUS || *opcode == OP_MINPLUS)
+ {
+ *exact = 1;
+ *opcode -= OP_PLUS - OP_STAR;
+ }
}
- else
+ else if (*opcode >= OP_CRPOSSTAR && *opcode <= OP_CRPOSQUERY)
{
- SLJIT_ASSERT(*opcode == OP_CRRANGE || *opcode == OP_CRMINRANGE);
- *arg1 = GET2(cc, (class_len + IMM2_SIZE));
- *arg2 = GET2(cc, class_len);
+ *opcode -= OP_CRPOSSTAR - OP_POSSTAR;
+ *end = cc + class_len;
- if (*arg2 == 0)
+ if (*opcode == OP_POSPLUS)
{
- SLJIT_ASSERT(*arg1 != 0);
- *opcode = (*opcode == OP_CRRANGE) ? OP_UPTO : OP_MINUPTO;
+ *exact = 1;
+ *opcode = OP_POSSTAR;
}
- if (*arg1 == *arg2)
- *opcode = OP_EXACT;
+ }
+ else
+ {
+ SLJIT_ASSERT(*opcode == OP_CRRANGE || *opcode == OP_CRMINRANGE || *opcode == OP_CRPOSRANGE);
+ *max = GET2(cc, (class_len + IMM2_SIZE));
+ *exact = GET2(cc, class_len);
- if (end != NULL)
- *end = cc + class_len + 2 * IMM2_SIZE;
+ if (*max == 0)
+ {
+ if (*opcode == OP_CRPOSRANGE)
+ *opcode = OP_POSSTAR;
+ else
+ *opcode -= OP_CRRANGE - OP_STAR;
+ }
+ else
+ {
+ *max -= *exact;
+ if (*max == 0)
+ *opcode = OP_EXACT;
+ else if (*max == 1)
+ {
+ if (*opcode == OP_CRPOSRANGE)
+ *opcode = OP_POSQUERY;
+ else
+ *opcode -= OP_CRRANGE - OP_QUERY;
+ }
+ else
+ {
+ if (*opcode == OP_CRPOSRANGE)
+ *opcode = OP_POSUPTO;
+ else
+ *opcode -= OP_CRRANGE - OP_UPTO;
+ }
+ }
+ *end = cc + class_len + 2 * IMM2_SIZE;
}
return cc;
}
-if (*opcode == OP_UPTO || *opcode == OP_MINUPTO || *opcode == OP_EXACT || *opcode == OP_POSUPTO)
+switch(*opcode)
{
- *arg1 = GET2(cc, 0);
+ case OP_EXACT:
+ *exact = GET2(cc, 0);
cc += IMM2_SIZE;
+ break;
+
+ case OP_PLUS:
+ case OP_MINPLUS:
+ *exact = 1;
+ *opcode -= OP_PLUS - OP_STAR;
+ break;
+
+ case OP_POSPLUS:
+ *exact = 1;
+ *opcode = OP_POSSTAR;
+ break;
+
+ case OP_UPTO:
+ case OP_MINUPTO:
+ case OP_POSUPTO:
+ *max = GET2(cc, 0);
+ cc += IMM2_SIZE;
+ break;
}
-if (*type == 0)
+if (*type == OP_END)
{
*type = *cc;
- if (end != NULL)
- *end = next_opcode(common, cc);
+ *end = next_opcode(common, cc);
cc++;
return cc;
}
-if (end != NULL)
- {
- *end = cc + 1;
+*end = cc + 1;
#ifdef SUPPORT_UTF
- if (common->utf && HAS_EXTRALEN(*cc)) *end += GET_EXTRALEN(*cc);
+if (common->utf && HAS_EXTRALEN(*cc)) *end += GET_EXTRALEN(*cc);
#endif
- }
return cc;
}
@@ -7054,95 +8761,110 @@ DEFINE_COMPILER;
backtrack_common *backtrack;
pcre_uchar opcode;
pcre_uchar type;
-int arg1 = -1, arg2 = -1;
-pcre_uchar* end;
-jump_list *nomatch = NULL;
+sljit_u32 max = 0, exact;
+BOOL fast_fail;
+sljit_s32 fast_str_ptr;
+BOOL charpos_enabled;
+pcre_uchar charpos_char;
+unsigned int charpos_othercasebit;
+pcre_uchar *end;
+jump_list *no_match = NULL;
+jump_list *no_char1_match = NULL;
struct sljit_jump *jump = NULL;
struct sljit_label *label;
int private_data_ptr = PRIVATE_DATA(cc);
-int base = (private_data_ptr == 0) ? SLJIT_MEM1(STACK_TOP) : SLJIT_MEM1(SLJIT_LOCALS_REG);
+int base = (private_data_ptr == 0) ? SLJIT_MEM1(STACK_TOP) : SLJIT_MEM1(SLJIT_SP);
int offset0 = (private_data_ptr == 0) ? STACK(0) : private_data_ptr;
int offset1 = (private_data_ptr == 0) ? STACK(1) : private_data_ptr + (int)sizeof(sljit_sw);
int tmp_base, tmp_offset;
-PUSH_BACKTRACK(sizeof(iterator_backtrack), cc, NULL);
+PUSH_BACKTRACK(sizeof(char_iterator_backtrack), cc, NULL);
-cc = get_iterator_parameters(common, cc, &opcode, &type, &arg1, &arg2, &end);
+fast_str_ptr = PRIVATE_DATA(cc + 1);
+fast_fail = TRUE;
-switch(type)
+SLJIT_ASSERT(common->fast_forward_bc_ptr == NULL || fast_str_ptr == 0 || cc == common->fast_forward_bc_ptr);
+
+if (cc == common->fast_forward_bc_ptr)
+ fast_fail = FALSE;
+else if (common->fast_fail_start_ptr == 0)
+ fast_str_ptr = 0;
+
+SLJIT_ASSERT(common->fast_forward_bc_ptr != NULL || fast_str_ptr == 0
+ || (fast_str_ptr >= common->fast_fail_start_ptr && fast_str_ptr <= common->fast_fail_end_ptr));
+
+cc = get_iterator_parameters(common, cc, &opcode, &type, &max, &exact, &end);
+
+if (type != OP_EXTUNI)
{
- case OP_NOT_DIGIT:
- case OP_DIGIT:
- case OP_NOT_WHITESPACE:
- case OP_WHITESPACE:
- case OP_NOT_WORDCHAR:
- case OP_WORDCHAR:
- case OP_ANY:
- case OP_ALLANY:
- case OP_ANYBYTE:
- case OP_ANYNL:
- case OP_NOT_HSPACE:
- case OP_HSPACE:
- case OP_NOT_VSPACE:
- case OP_VSPACE:
- case OP_CHAR:
- case OP_CHARI:
- case OP_NOT:
- case OP_NOTI:
- case OP_CLASS:
- case OP_NCLASS:
tmp_base = TMP3;
tmp_offset = 0;
- break;
+ }
+else
+ {
+ tmp_base = SLJIT_MEM1(SLJIT_SP);
+ tmp_offset = POSSESSIVE0;
+ }
- default:
- SLJIT_ASSERT_STOP();
- /* Fall through. */
+if (fast_fail && fast_str_ptr != 0)
+ add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), fast_str_ptr));
- case OP_EXTUNI:
- case OP_XCLASS:
- case OP_NOTPROP:
- case OP_PROP:
- tmp_base = SLJIT_MEM1(SLJIT_LOCALS_REG);
- tmp_offset = POSSESSIVE0;
- break;
+/* Handle fixed part first. */
+if (exact > 1)
+ {
+ SLJIT_ASSERT(fast_str_ptr == 0);
+ if (common->mode == JIT_COMPILE
+#ifdef SUPPORT_UTF
+ && !common->utf
+#endif
+ )
+ {
+ OP2(SLJIT_ADD, TMP1, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(exact));
+ add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_GREATER, TMP1, 0, STR_END, 0));
+ OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, exact);
+ label = LABEL();
+ compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks, FALSE);
+ OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, label);
+ }
+ else
+ {
+ OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, exact);
+ label = LABEL();
+ compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks, TRUE);
+ OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, label);
+ }
}
+else if (exact == 1)
+ compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks, TRUE);
switch(opcode)
{
case OP_STAR:
- case OP_PLUS:
case OP_UPTO:
- case OP_CRRANGE:
+ SLJIT_ASSERT(fast_str_ptr == 0 || opcode == OP_STAR);
+
if (type == OP_ANYNL || type == OP_EXTUNI)
{
SLJIT_ASSERT(private_data_ptr == 0);
- if (opcode == OP_STAR || opcode == OP_UPTO)
- {
- allocate_stack(common, 2);
- OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_IMM, 0);
- }
- else
- {
- allocate_stack(common, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0);
- }
+ SLJIT_ASSERT(fast_str_ptr == 0);
- if (opcode == OP_UPTO || opcode == OP_CRRANGE)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE0, SLJIT_IMM, 0);
+ allocate_stack(common, 2);
+ OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_IMM, 0);
+
+ if (opcode == OP_UPTO)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE0, SLJIT_IMM, max);
label = LABEL();
- compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks);
- if (opcode == OP_UPTO || opcode == OP_CRRANGE)
+ compile_char1_matchingpath(common, type, cc, &BACKTRACK_AS(char_iterator_backtrack)->u.backtracks, TRUE);
+ if (opcode == OP_UPTO)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE0);
- OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
- if (opcode == OP_CRRANGE && arg2 > 0)
- CMPTO(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, arg2, label);
- if (opcode == OP_UPTO || (opcode == OP_CRRANGE && arg1 > 0))
- jump = CMP(SLJIT_C_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, arg1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE0, TMP1, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), POSSESSIVE0);
+ OP2(SLJIT_SUB | SLJIT_SET_E, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
+ jump = JUMP(SLJIT_ZERO);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE0, TMP1, 0);
}
/* We cannot use TMP3 because of this allocate_stack. */
@@ -7154,106 +8876,268 @@ switch(opcode)
}
else
{
- if (opcode == OP_PLUS)
- compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks);
- if (private_data_ptr == 0)
- allocate_stack(common, 2);
- OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
- if (opcode <= OP_PLUS)
+ charpos_enabled = FALSE;
+ charpos_char = 0;
+ charpos_othercasebit = 0;
+
+ if ((type != OP_CHAR && type != OP_CHARI) && (*end == OP_CHAR || *end == OP_CHARI))
+ {
+ charpos_enabled = TRUE;
+#ifdef SUPPORT_UTF
+ charpos_enabled = !common->utf || !HAS_EXTRALEN(end[1]);
+#endif
+ if (charpos_enabled && *end == OP_CHARI && char_has_othercase(common, end + 1))
+ {
+ charpos_othercasebit = char_get_othercase_bit(common, end + 1);
+ if (charpos_othercasebit == 0)
+ charpos_enabled = FALSE;
+ }
+
+ if (charpos_enabled)
+ {
+ charpos_char = end[1];
+ /* Consumpe the OP_CHAR opcode. */
+ end += 2;
+#if defined COMPILE_PCRE8
+ SLJIT_ASSERT((charpos_othercasebit >> 8) == 0);
+#elif defined COMPILE_PCRE16 || defined COMPILE_PCRE32
+ SLJIT_ASSERT((charpos_othercasebit >> 9) == 0);
+ if ((charpos_othercasebit & 0x100) != 0)
+ charpos_othercasebit = (charpos_othercasebit & 0xff) << 8;
+#endif
+ if (charpos_othercasebit != 0)
+ charpos_char |= charpos_othercasebit;
+
+ BACKTRACK_AS(char_iterator_backtrack)->u.charpos.enabled = TRUE;
+ BACKTRACK_AS(char_iterator_backtrack)->u.charpos.chr = charpos_char;
+ BACKTRACK_AS(char_iterator_backtrack)->u.charpos.othercasebit = charpos_othercasebit;
+ }
+ }
+
+ if (charpos_enabled)
+ {
+ if (opcode == OP_UPTO)
+ OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, max + 1);
+
+ /* Search the first instance of charpos_char. */
+ jump = JUMP(SLJIT_JUMP);
+ label = LABEL();
+ if (opcode == OP_UPTO)
+ {
+ OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
+ add_jump(compiler, &backtrack->topbacktracks, JUMP(SLJIT_ZERO));
+ }
+ compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks, FALSE);
+ if (fast_str_ptr != 0)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), fast_str_ptr, STR_PTR, 0);
+ JUMPHERE(jump);
+
+ detect_partial_match(common, &backtrack->topbacktracks);
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ if (charpos_othercasebit != 0)
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, charpos_othercasebit);
+ CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, charpos_char, label);
+
+ if (private_data_ptr == 0)
+ allocate_stack(common, 2);
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
OP1(SLJIT_MOV, base, offset1, STR_PTR, 0);
- else
- OP1(SLJIT_MOV, base, offset1, SLJIT_IMM, 1);
- label = LABEL();
- compile_char1_matchingpath(common, type, cc, &nomatch);
- OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
- if (opcode <= OP_PLUS)
- JUMPTO(SLJIT_JUMP, label);
- else if (opcode == OP_CRRANGE && arg1 == 0)
+ if (opcode == OP_UPTO)
+ {
+ OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
+ add_jump(compiler, &no_match, JUMP(SLJIT_ZERO));
+ }
+
+ /* Search the last instance of charpos_char. */
+ label = LABEL();
+ compile_char1_matchingpath(common, type, cc, &no_match, FALSE);
+ if (fast_str_ptr != 0)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), fast_str_ptr, STR_PTR, 0);
+ detect_partial_match(common, &no_match);
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0));
+ if (charpos_othercasebit != 0)
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, charpos_othercasebit);
+ if (opcode == OP_STAR)
+ {
+ CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, charpos_char, label);
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
+ }
+ else
+ {
+ jump = CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, charpos_char);
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
+ JUMPHERE(jump);
+ }
+
+ if (opcode == OP_UPTO)
+ {
+ OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, label);
+ }
+ else
+ JUMPTO(SLJIT_JUMP, label);
+
+ set_jumps(no_match, LABEL());
+ OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
+ }
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+ else if (common->utf)
{
- OP2(SLJIT_ADD, base, offset1, base, offset1, SLJIT_IMM, 1);
- JUMPTO(SLJIT_JUMP, label);
+ if (private_data_ptr == 0)
+ allocate_stack(common, 2);
+
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
+ OP1(SLJIT_MOV, base, offset1, STR_PTR, 0);
+
+ if (opcode == OP_UPTO)
+ OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, max);
+
+ label = LABEL();
+ compile_char1_matchingpath(common, type, cc, &no_match, TRUE);
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
+
+ if (opcode == OP_UPTO)
+ {
+ OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, label);
+ }
+ else
+ JUMPTO(SLJIT_JUMP, label);
+
+ set_jumps(no_match, LABEL());
+ OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
+ if (fast_str_ptr != 0)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), fast_str_ptr, STR_PTR, 0);
}
+#endif
else
{
- OP1(SLJIT_MOV, TMP1, 0, base, offset1);
- OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
- OP1(SLJIT_MOV, base, offset1, TMP1, 0);
- CMPTO(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, arg1 + 1, label);
+ if (private_data_ptr == 0)
+ allocate_stack(common, 2);
+
+ OP1(SLJIT_MOV, base, offset1, STR_PTR, 0);
+ if (opcode == OP_UPTO)
+ OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, max);
+
+ label = LABEL();
+ detect_partial_match(common, &no_match);
+ compile_char1_matchingpath(common, type, cc, &no_char1_match, FALSE);
+ if (opcode == OP_UPTO)
+ {
+ OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, label);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ }
+ else
+ JUMPTO(SLJIT_JUMP, label);
+
+ set_jumps(no_char1_match, LABEL());
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ set_jumps(no_match, LABEL());
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
+ if (fast_str_ptr != 0)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), fast_str_ptr, STR_PTR, 0);
}
- set_jumps(nomatch, LABEL());
- if (opcode == OP_CRRANGE)
- add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_C_LESS, base, offset1, SLJIT_IMM, arg2 + 1));
- OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
}
- BACKTRACK_AS(iterator_backtrack)->matchingpath = LABEL();
+ BACKTRACK_AS(char_iterator_backtrack)->matchingpath = LABEL();
break;
case OP_MINSTAR:
- case OP_MINPLUS:
- if (opcode == OP_MINPLUS)
- compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks);
if (private_data_ptr == 0)
allocate_stack(common, 1);
OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
- BACKTRACK_AS(iterator_backtrack)->matchingpath = LABEL();
+ BACKTRACK_AS(char_iterator_backtrack)->matchingpath = LABEL();
+ if (fast_str_ptr != 0)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), fast_str_ptr, STR_PTR, 0);
break;
case OP_MINUPTO:
- case OP_CRMINRANGE:
+ SLJIT_ASSERT(fast_str_ptr == 0);
if (private_data_ptr == 0)
allocate_stack(common, 2);
OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
- OP1(SLJIT_MOV, base, offset1, SLJIT_IMM, 1);
- if (opcode == OP_CRMINRANGE)
- add_jump(compiler, &backtrack->topbacktracks, JUMP(SLJIT_JUMP));
- BACKTRACK_AS(iterator_backtrack)->matchingpath = LABEL();
+ OP1(SLJIT_MOV, base, offset1, SLJIT_IMM, max + 1);
+ BACKTRACK_AS(char_iterator_backtrack)->matchingpath = LABEL();
break;
case OP_QUERY:
case OP_MINQUERY:
+ SLJIT_ASSERT(fast_str_ptr == 0);
if (private_data_ptr == 0)
allocate_stack(common, 1);
OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
if (opcode == OP_QUERY)
- compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks);
- BACKTRACK_AS(iterator_backtrack)->matchingpath = LABEL();
+ compile_char1_matchingpath(common, type, cc, &BACKTRACK_AS(char_iterator_backtrack)->u.backtracks, TRUE);
+ BACKTRACK_AS(char_iterator_backtrack)->matchingpath = LABEL();
break;
case OP_EXACT:
- OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, arg1);
- label = LABEL();
- compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks);
- OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
- JUMPTO(SLJIT_C_NOT_ZERO, label);
break;
case OP_POSSTAR:
- case OP_POSPLUS:
- case OP_POSUPTO:
- if (opcode == OP_POSPLUS)
- compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks);
- if (opcode == OP_POSUPTO)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE1, SLJIT_IMM, arg1);
- OP1(SLJIT_MOV, tmp_base, tmp_offset, STR_PTR, 0);
- label = LABEL();
- compile_char1_matchingpath(common, type, cc, &nomatch);
- OP1(SLJIT_MOV, tmp_base, tmp_offset, STR_PTR, 0);
- if (opcode != OP_POSUPTO)
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+ if (common->utf)
+ {
+ OP1(SLJIT_MOV, tmp_base, tmp_offset, STR_PTR, 0);
+ label = LABEL();
+ compile_char1_matchingpath(common, type, cc, &no_match, TRUE);
+ OP1(SLJIT_MOV, tmp_base, tmp_offset, STR_PTR, 0);
JUMPTO(SLJIT_JUMP, label);
- else
+ set_jumps(no_match, LABEL());
+ OP1(SLJIT_MOV, STR_PTR, 0, tmp_base, tmp_offset);
+ if (fast_str_ptr != 0)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), fast_str_ptr, STR_PTR, 0);
+ break;
+ }
+#endif
+ label = LABEL();
+ detect_partial_match(common, &no_match);
+ compile_char1_matchingpath(common, type, cc, &no_char1_match, FALSE);
+ JUMPTO(SLJIT_JUMP, label);
+ set_jumps(no_char1_match, LABEL());
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ set_jumps(no_match, LABEL());
+ if (fast_str_ptr != 0)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), fast_str_ptr, STR_PTR, 0);
+ break;
+
+ case OP_POSUPTO:
+ SLJIT_ASSERT(fast_str_ptr == 0);
+#if defined SUPPORT_UTF && !defined COMPILE_PCRE32
+ if (common->utf)
{
- OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE1, SLJIT_MEM1(SLJIT_LOCALS_REG), POSSESSIVE1, SLJIT_IMM, 1);
- JUMPTO(SLJIT_C_NOT_ZERO, label);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE1, STR_PTR, 0);
+ OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, max);
+ label = LABEL();
+ compile_char1_matchingpath(common, type, cc, &no_match, TRUE);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE1, STR_PTR, 0);
+ OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, label);
+ set_jumps(no_match, LABEL());
+ OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), POSSESSIVE1);
+ break;
}
- set_jumps(nomatch, LABEL());
- OP1(SLJIT_MOV, STR_PTR, 0, tmp_base, tmp_offset);
+#endif
+ OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, max);
+ label = LABEL();
+ detect_partial_match(common, &no_match);
+ compile_char1_matchingpath(common, type, cc, &no_char1_match, FALSE);
+ OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, label);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ set_jumps(no_char1_match, LABEL());
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ set_jumps(no_match, LABEL());
break;
case OP_POSQUERY:
+ SLJIT_ASSERT(fast_str_ptr == 0);
OP1(SLJIT_MOV, tmp_base, tmp_offset, STR_PTR, 0);
- compile_char1_matchingpath(common, type, cc, &nomatch);
+ compile_char1_matchingpath(common, type, cc, &no_match, TRUE);
OP1(SLJIT_MOV, tmp_base, tmp_offset, STR_PTR, 0);
- set_jumps(nomatch, LABEL());
+ set_jumps(no_match, LABEL());
OP1(SLJIT_MOV, STR_PTR, 0, tmp_base, tmp_offset);
break;
@@ -7279,7 +9163,7 @@ if (*cc == OP_FAIL)
return cc + 1;
}
-if (*cc == OP_ASSERT_ACCEPT || common->currententry != NULL)
+if (*cc == OP_ASSERT_ACCEPT || common->currententry != NULL || !common->might_be_empty)
{
/* No need to check notempty conditions. */
if (common->accept_label == NULL)
@@ -7290,22 +9174,22 @@ if (*cc == OP_ASSERT_ACCEPT || common->currententry != NULL)
}
if (common->accept_label == NULL)
- add_jump(compiler, &common->accept, CMP(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0)));
+ add_jump(compiler, &common->accept, CMP(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0)));
else
- CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0), common->accept_label);
+ CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0), common->accept_label);
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
-OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty));
-add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
-OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty_atstart));
+OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty));
+add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
+OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty_atstart));
if (common->accept_label == NULL)
- add_jump(compiler, &common->accept, CMP(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, 0));
+ add_jump(compiler, &common->accept, CMP(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
else
- CMPTO(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, 0, common->accept_label);
+ CMPTO(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, 0, common->accept_label);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, str));
if (common->accept_label == NULL)
- add_jump(compiler, &common->accept, CMP(SLJIT_C_NOT_EQUAL, TMP2, 0, STR_PTR, 0));
+ add_jump(compiler, &common->accept, CMP(SLJIT_NOT_EQUAL, TMP2, 0, STR_PTR, 0));
else
- CMPTO(SLJIT_C_NOT_EQUAL, TMP2, 0, STR_PTR, 0, common->accept_label);
+ CMPTO(SLJIT_NOT_EQUAL, TMP2, 0, STR_PTR, 0, common->accept_label);
add_jump(compiler, &backtrack->topbacktracks, JUMP(SLJIT_JUMP));
return cc + 1;
}
@@ -7321,11 +9205,11 @@ if (common->currententry != NULL)
return cc + 1 + IMM2_SIZE;
if (!optimized_cbracket)
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR_PRIV(offset));
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR_PRIV(offset));
offset <<= 1;
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), STR_PTR, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), STR_PTR, 0);
if (!optimized_cbracket)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP1, 0);
return cc + 1 + IMM2_SIZE;
}
@@ -7352,7 +9236,7 @@ if (opcode == OP_PRUNE_ARG || opcode == OP_THEN_ARG)
{
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, (sljit_sw)(cc + 2));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->mark_ptr, TMP2, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, mark_ptr), TMP2, 0);
}
@@ -7377,12 +9261,12 @@ BACKTRACK_AS(then_trap_backtrack)->framesize = get_framesize(common, cc, ccend,
size = BACKTRACK_AS(then_trap_backtrack)->framesize;
size = 3 + (size < 0 ? 0 : size);
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
+OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
allocate_stack(common, size);
if (size > 3)
- OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, STACK_TOP, 0, SLJIT_IMM, (size - 3) * sizeof(sljit_sw));
+ OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, STACK_TOP, 0, SLJIT_IMM, (size - 3) * sizeof(sljit_sw));
else
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, STACK_TOP, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, STACK_TOP, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(size - 1), SLJIT_IMM, BACKTRACK_AS(then_trap_backtrack)->start);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(size - 2), SLJIT_IMM, type_then_trap);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(size - 3), TMP2, 0);
@@ -7418,6 +9302,16 @@ while (cc < ccend)
case OP_SOM:
case OP_NOT_WORD_BOUNDARY:
case OP_WORD_BOUNDARY:
+ case OP_EODN:
+ case OP_EOD:
+ case OP_DOLL:
+ case OP_DOLLM:
+ case OP_CIRC:
+ case OP_CIRCM:
+ case OP_REVERSE:
+ cc = compile_simple_assertion_matchingpath(common, *cc, cc + 1, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks);
+ break;
+
case OP_NOT_DIGIT:
case OP_DIGIT:
case OP_NOT_WHITESPACE:
@@ -7435,23 +9329,16 @@ while (cc < ccend)
case OP_NOT_VSPACE:
case OP_VSPACE:
case OP_EXTUNI:
- case OP_EODN:
- case OP_EOD:
- case OP_CIRC:
- case OP_CIRCM:
- case OP_DOLL:
- case OP_DOLLM:
case OP_NOT:
case OP_NOTI:
- case OP_REVERSE:
- cc = compile_char1_matchingpath(common, *cc, cc + 1, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks);
+ cc = compile_char1_matchingpath(common, *cc, cc + 1, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks, TRUE);
break;
case OP_SET_SOM:
PUSH_BACKTRACK_NOVALUE(sizeof(backtrack_common), cc);
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0));
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0));
allocate_stack(common, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0), STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(0), STR_PTR, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP2, 0);
cc++;
break;
@@ -7461,7 +9348,7 @@ while (cc < ccend)
if (common->mode == JIT_COMPILE)
cc = compile_charn_matchingpath(common, cc, ccend, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks);
else
- cc = compile_char1_matchingpath(common, *cc, cc + 1, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks);
+ cc = compile_char1_matchingpath(common, *cc, cc + 1, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks, TRUE);
break;
case OP_STAR:
@@ -7534,27 +9421,42 @@ while (cc < ccend)
case OP_CLASS:
case OP_NCLASS:
- if (cc[1 + (32 / sizeof(pcre_uchar))] >= OP_CRSTAR && cc[1 + (32 / sizeof(pcre_uchar))] <= OP_CRMINRANGE)
+ if (cc[1 + (32 / sizeof(pcre_uchar))] >= OP_CRSTAR && cc[1 + (32 / sizeof(pcre_uchar))] <= OP_CRPOSRANGE)
cc = compile_iterator_matchingpath(common, cc, parent);
else
- cc = compile_char1_matchingpath(common, *cc, cc + 1, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks);
+ cc = compile_char1_matchingpath(common, *cc, cc + 1, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks, TRUE);
break;
#if defined SUPPORT_UTF || defined COMPILE_PCRE16 || defined COMPILE_PCRE32
case OP_XCLASS:
- if (*(cc + GET(cc, 1)) >= OP_CRSTAR && *(cc + GET(cc, 1)) <= OP_CRMINRANGE)
+ if (*(cc + GET(cc, 1)) >= OP_CRSTAR && *(cc + GET(cc, 1)) <= OP_CRPOSRANGE)
cc = compile_iterator_matchingpath(common, cc, parent);
else
- cc = compile_char1_matchingpath(common, *cc, cc + 1, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks);
+ cc = compile_char1_matchingpath(common, *cc, cc + 1, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks, TRUE);
break;
#endif
case OP_REF:
case OP_REFI:
- if (cc[1 + IMM2_SIZE] >= OP_CRSTAR && cc[1 + IMM2_SIZE] <= OP_CRMINRANGE)
+ if (cc[1 + IMM2_SIZE] >= OP_CRSTAR && cc[1 + IMM2_SIZE] <= OP_CRPOSRANGE)
cc = compile_ref_iterator_matchingpath(common, cc, parent);
else
- cc = compile_ref_matchingpath(common, cc, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks, TRUE, FALSE);
+ {
+ compile_ref_matchingpath(common, cc, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks, TRUE, FALSE);
+ cc += 1 + IMM2_SIZE;
+ }
+ break;
+
+ case OP_DNREF:
+ case OP_DNREFI:
+ if (cc[1 + 2 * IMM2_SIZE] >= OP_CRSTAR && cc[1 + 2 * IMM2_SIZE] <= OP_CRPOSRANGE)
+ cc = compile_ref_iterator_matchingpath(common, cc, parent);
+ else
+ {
+ compile_dnref_search(common, cc, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks);
+ compile_ref_matchingpath(common, cc, parent->top != NULL ? &parent->top->nextbacktracks : &parent->topbacktracks, TRUE, FALSE);
+ cc += 1 + 2 * IMM2_SIZE;
+ }
break;
case OP_RECURSE:
@@ -7588,8 +9490,7 @@ while (cc < ccend)
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), STR_PTR, 0);
}
BACKTRACK_AS(braminzero_backtrack)->matchingpath = LABEL();
- if (cc[1] > OP_ASSERTBACK_NOT)
- count_match(common);
+ count_match(common);
break;
case OP_ONCE:
@@ -7624,17 +9525,17 @@ while (cc < ccend)
case OP_MARK:
PUSH_BACKTRACK_NOVALUE(sizeof(backtrack_common), cc);
SLJIT_ASSERT(common->mark_ptr != 0);
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->mark_ptr);
allocate_stack(common, common->has_skip_arg ? 5 : 1);
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(common->has_skip_arg ? 4 : 0), TMP2, 0);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, (sljit_sw)(cc + 2));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->mark_ptr, TMP2, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, mark_ptr), TMP2, 0);
if (common->has_skip_arg)
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, STACK_TOP, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, STACK_TOP, 0);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_IMM, type_mark);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(2), SLJIT_IMM, (sljit_sw)(cc + 2));
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(3), STR_PTR, 0);
@@ -7707,95 +9608,82 @@ DEFINE_COMPILER;
pcre_uchar *cc = current->cc;
pcre_uchar opcode;
pcre_uchar type;
-int arg1 = -1, arg2 = -1;
+sljit_u32 max = 0, exact;
struct sljit_label *label = NULL;
struct sljit_jump *jump = NULL;
jump_list *jumplist = NULL;
+pcre_uchar *end;
int private_data_ptr = PRIVATE_DATA(cc);
-int base = (private_data_ptr == 0) ? SLJIT_MEM1(STACK_TOP) : SLJIT_MEM1(SLJIT_LOCALS_REG);
+int base = (private_data_ptr == 0) ? SLJIT_MEM1(STACK_TOP) : SLJIT_MEM1(SLJIT_SP);
int offset0 = (private_data_ptr == 0) ? STACK(0) : private_data_ptr;
int offset1 = (private_data_ptr == 0) ? STACK(1) : private_data_ptr + (int)sizeof(sljit_sw);
-cc = get_iterator_parameters(common, cc, &opcode, &type, &arg1, &arg2, NULL);
+cc = get_iterator_parameters(common, cc, &opcode, &type, &max, &exact, &end);
switch(opcode)
{
case OP_STAR:
- case OP_PLUS:
case OP_UPTO:
- case OP_CRRANGE:
if (type == OP_ANYNL || type == OP_EXTUNI)
{
SLJIT_ASSERT(private_data_ptr == 0);
- set_jumps(current->topbacktracks, LABEL());
+ set_jumps(CURRENT_AS(char_iterator_backtrack)->u.backtracks, LABEL());
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(iterator_backtrack)->matchingpath);
+ CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(char_iterator_backtrack)->matchingpath);
}
else
{
- if (opcode == OP_UPTO)
- arg2 = 0;
- if (opcode <= OP_PLUS)
+ if (CURRENT_AS(char_iterator_backtrack)->u.charpos.enabled)
{
OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
- jump = CMP(SLJIT_C_LESS_EQUAL, STR_PTR, 0, base, offset1);
+ OP1(SLJIT_MOV, TMP2, 0, base, offset1);
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+
+ jump = CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, TMP2, 0);
+ label = LABEL();
+ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(-1));
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
+ if (CURRENT_AS(char_iterator_backtrack)->u.charpos.othercasebit != 0)
+ OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, CURRENT_AS(char_iterator_backtrack)->u.charpos.othercasebit);
+ CMPTO(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CURRENT_AS(char_iterator_backtrack)->u.charpos.chr, CURRENT_AS(char_iterator_backtrack)->matchingpath);
+ skip_char_back(common);
+ CMPTO(SLJIT_GREATER, STR_PTR, 0, TMP2, 0, label);
}
else
{
- OP1(SLJIT_MOV, TMP1, 0, base, offset1);
OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
- jump = CMP(SLJIT_C_LESS_EQUAL, TMP1, 0, SLJIT_IMM, arg2 + 1);
- OP2(SLJIT_SUB, base, offset1, TMP1, 0, SLJIT_IMM, 1);
+ jump = CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, base, offset1);
+ skip_char_back(common);
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
+ JUMPTO(SLJIT_JUMP, CURRENT_AS(char_iterator_backtrack)->matchingpath);
}
- skip_char_back(common);
- OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
- JUMPTO(SLJIT_JUMP, CURRENT_AS(iterator_backtrack)->matchingpath);
- if (opcode == OP_CRRANGE)
- set_jumps(current->topbacktracks, LABEL());
JUMPHERE(jump);
if (private_data_ptr == 0)
free_stack(common, 2);
- if (opcode == OP_PLUS)
- set_jumps(current->topbacktracks, LABEL());
}
break;
case OP_MINSTAR:
- case OP_MINPLUS:
OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
- compile_char1_matchingpath(common, type, cc, &jumplist);
+ compile_char1_matchingpath(common, type, cc, &jumplist, TRUE);
OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
- JUMPTO(SLJIT_JUMP, CURRENT_AS(iterator_backtrack)->matchingpath);
+ JUMPTO(SLJIT_JUMP, CURRENT_AS(char_iterator_backtrack)->matchingpath);
set_jumps(jumplist, LABEL());
if (private_data_ptr == 0)
free_stack(common, 1);
- if (opcode == OP_MINPLUS)
- set_jumps(current->topbacktracks, LABEL());
break;
case OP_MINUPTO:
- case OP_CRMINRANGE:
- if (opcode == OP_CRMINRANGE)
- {
- label = LABEL();
- set_jumps(current->topbacktracks, label);
- }
+ OP1(SLJIT_MOV, TMP1, 0, base, offset1);
OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
- compile_char1_matchingpath(common, type, cc, &jumplist);
+ OP2(SLJIT_SUB | SLJIT_SET_E, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
+ add_jump(compiler, &jumplist, JUMP(SLJIT_ZERO));
- OP1(SLJIT_MOV, TMP1, 0, base, offset1);
- OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
- OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
OP1(SLJIT_MOV, base, offset1, TMP1, 0);
-
- if (opcode == OP_CRMINRANGE)
- CMPTO(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, arg2 + 1, label);
-
- if (opcode == OP_CRMINRANGE && arg1 == 0)
- JUMPTO(SLJIT_JUMP, CURRENT_AS(iterator_backtrack)->matchingpath);
- else
- CMPTO(SLJIT_C_LESS, TMP1, 0, SLJIT_IMM, arg1 + 2, CURRENT_AS(iterator_backtrack)->matchingpath);
+ compile_char1_matchingpath(common, type, cc, &jumplist, TRUE);
+ OP1(SLJIT_MOV, base, offset0, STR_PTR, 0);
+ JUMPTO(SLJIT_JUMP, CURRENT_AS(char_iterator_backtrack)->matchingpath);
set_jumps(jumplist, LABEL());
if (private_data_ptr == 0)
@@ -7805,12 +9693,12 @@ switch(opcode)
case OP_QUERY:
OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
OP1(SLJIT_MOV, base, offset0, SLJIT_IMM, 0);
- CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(iterator_backtrack)->matchingpath);
+ CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(char_iterator_backtrack)->matchingpath);
jump = JUMP(SLJIT_JUMP);
- set_jumps(current->topbacktracks, LABEL());
+ set_jumps(CURRENT_AS(char_iterator_backtrack)->u.backtracks, LABEL());
OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
OP1(SLJIT_MOV, base, offset0, SLJIT_IMM, 0);
- JUMPTO(SLJIT_JUMP, CURRENT_AS(iterator_backtrack)->matchingpath);
+ JUMPTO(SLJIT_JUMP, CURRENT_AS(char_iterator_backtrack)->matchingpath);
JUMPHERE(jump);
if (private_data_ptr == 0)
free_stack(common, 1);
@@ -7819,9 +9707,9 @@ switch(opcode)
case OP_MINQUERY:
OP1(SLJIT_MOV, STR_PTR, 0, base, offset0);
OP1(SLJIT_MOV, base, offset0, SLJIT_IMM, 0);
- jump = CMP(SLJIT_C_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
- compile_char1_matchingpath(common, type, cc, &jumplist);
- JUMPTO(SLJIT_JUMP, CURRENT_AS(iterator_backtrack)->matchingpath);
+ jump = CMP(SLJIT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
+ compile_char1_matchingpath(common, type, cc, &jumplist, TRUE);
+ JUMPTO(SLJIT_JUMP, CURRENT_AS(char_iterator_backtrack)->matchingpath);
set_jumps(jumplist, LABEL());
JUMPHERE(jump);
if (private_data_ptr == 0)
@@ -7829,10 +9717,6 @@ switch(opcode)
break;
case OP_EXACT:
- case OP_POSPLUS:
- set_jumps(current->topbacktracks, LABEL());
- break;
-
case OP_POSSTAR:
case OP_POSQUERY:
case OP_POSUPTO:
@@ -7842,28 +9726,33 @@ switch(opcode)
SLJIT_ASSERT_STOP();
break;
}
+
+set_jumps(current->topbacktracks, LABEL());
}
static SLJIT_INLINE void compile_ref_iterator_backtrackingpath(compiler_common *common, struct backtrack_common *current)
{
DEFINE_COMPILER;
pcre_uchar *cc = current->cc;
+BOOL ref = (*cc == OP_REF || *cc == OP_REFI);
pcre_uchar type;
-type = cc[1 + IMM2_SIZE];
+type = cc[ref ? 1 + IMM2_SIZE : 1 + 2 * IMM2_SIZE];
+
if ((type & 0x1) == 0)
{
+ /* Maximize case. */
set_jumps(current->topbacktracks, LABEL());
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(iterator_backtrack)->matchingpath);
+ CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(ref_iterator_backtrack)->matchingpath);
return;
}
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
-CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(iterator_backtrack)->matchingpath);
+CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(ref_iterator_backtrack)->matchingpath);
set_jumps(current->topbacktracks, LABEL());
-free_stack(common, 2);
+free_stack(common, ref ? 2 : 3);
}
static SLJIT_INLINE void compile_recurse_backtrackingpath(compiler_common *common, struct backtrack_common *current)
@@ -7881,14 +9770,14 @@ if (common->has_set_som && common->mark_ptr != 0)
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
free_stack(common, 2);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0), TMP2, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(0), TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->mark_ptr, TMP1, 0);
}
else if (common->has_set_som || common->mark_ptr != 0)
{
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->has_set_som ? (int)(OVECTOR(0)) : common->mark_ptr, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->has_set_som ? (int)(OVECTOR(0)) : common->mark_ptr, TMP2, 0);
}
}
@@ -7919,7 +9808,7 @@ if (CURRENT_AS(assert_backtrack)->framesize < 0)
if (bra == OP_BRAZERO)
{
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0);
- CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(assert_backtrack)->matchingpath);
+ CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(assert_backtrack)->matchingpath);
free_stack(common, 1);
}
return;
@@ -7930,19 +9819,19 @@ if (bra == OP_BRAZERO)
if (*cc == OP_ASSERT_NOT || *cc == OP_ASSERTBACK_NOT)
{
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0);
- CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(assert_backtrack)->matchingpath);
+ CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(assert_backtrack)->matchingpath);
free_stack(common, 1);
return;
}
free_stack(common, 1);
- brajump = CMP(SLJIT_C_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
+ brajump = CMP(SLJIT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0);
}
if (*cc == OP_ASSERT || *cc == OP_ASSERTBACK)
{
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), CURRENT_AS(assert_backtrack)->private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), CURRENT_AS(assert_backtrack)->private_data_ptr);
add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), CURRENT_AS(assert_backtrack)->private_data_ptr, SLJIT_MEM1(STACK_TOP), CURRENT_AS(assert_backtrack)->framesize * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), CURRENT_AS(assert_backtrack)->private_data_ptr, SLJIT_MEM1(STACK_TOP), CURRENT_AS(assert_backtrack)->framesize * sizeof(sljit_sw));
set_jumps(current->topbacktracks, LABEL());
}
@@ -7962,21 +9851,22 @@ if (bra == OP_BRAZERO)
static void compile_bracket_backtrackingpath(compiler_common *common, struct backtrack_common *current)
{
DEFINE_COMPILER;
-int opcode, stacksize, count;
+int opcode, stacksize, alt_count, alt_max;
int offset = 0;
int private_data_ptr = CURRENT_AS(bracket_backtrack)->private_data_ptr;
int repeat_ptr = 0, repeat_type = 0, repeat_count = 0;
pcre_uchar *cc = current->cc;
pcre_uchar *ccbegin;
pcre_uchar *ccprev;
-jump_list *jumplist = NULL;
-jump_list *jumplistitem = NULL;
pcre_uchar bra = OP_BRA;
pcre_uchar ket;
assert_backtrack *assert;
+sljit_uw *next_update_addr = NULL;
BOOL has_alternatives;
BOOL needs_control_head = FALSE;
struct sljit_jump *brazero = NULL;
+struct sljit_jump *alt1 = NULL;
+struct sljit_jump *alt2 = NULL;
struct sljit_jump *once = NULL;
struct sljit_jump *cond = NULL;
struct sljit_label *rmin_label = NULL;
@@ -8014,6 +9904,8 @@ if (SLJIT_UNLIKELY(opcode == OP_COND) && (*cc == OP_KETRMAX || *cc == OP_KETRMIN
if (SLJIT_UNLIKELY(opcode == OP_ONCE_NC))
opcode = OP_ONCE;
+alt_max = has_alternatives ? no_alternatives(ccbegin) : 0;
+
/* Decoding the needs_control_head in framesize. */
if (opcode == OP_ONCE)
{
@@ -8027,9 +9919,9 @@ if (ket != OP_KET && repeat_type != 0)
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
if (repeat_type == OP_UPTO)
- OP2(SLJIT_ADD, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, TMP1, 0, SLJIT_IMM, 1);
+ OP2(SLJIT_ADD, SLJIT_MEM1(SLJIT_SP), repeat_ptr, TMP1, 0, SLJIT_IMM, 1);
else
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), repeat_ptr, TMP1, 0);
}
if (ket == OP_KETRMAX)
@@ -8038,7 +9930,7 @@ if (ket == OP_KETRMAX)
{
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- brazero = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, 0);
+ brazero = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, 0);
}
}
else if (ket == OP_KETRMIN)
@@ -8049,7 +9941,7 @@ else if (ket == OP_KETRMIN)
if (repeat_type != 0)
{
/* TMP1 was set a few lines above. */
- CMPTO(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, 0, CURRENT_AS(bracket_backtrack)->recursive_matchingpath);
+ CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, 0, CURRENT_AS(bracket_backtrack)->recursive_matchingpath);
/* Drop STR_PTR for non-greedy plus quantifier. */
if (opcode != OP_ONCE)
free_stack(common, 1);
@@ -8058,11 +9950,11 @@ else if (ket == OP_KETRMIN)
{
/* Checking zero-length iteration. */
if (opcode != OP_ONCE || CURRENT_AS(bracket_backtrack)->u.framesize < 0)
- CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, CURRENT_AS(bracket_backtrack)->recursive_matchingpath);
+ CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, CURRENT_AS(bracket_backtrack)->recursive_matchingpath);
else
{
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
- CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(TMP1), (CURRENT_AS(bracket_backtrack)->u.framesize + 1) * sizeof(sljit_sw), CURRENT_AS(bracket_backtrack)->recursive_matchingpath);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
+ CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(TMP1), (CURRENT_AS(bracket_backtrack)->u.framesize + 1) * sizeof(sljit_sw), CURRENT_AS(bracket_backtrack)->recursive_matchingpath);
}
/* Drop STR_PTR for non-greedy plus quantifier. */
if (opcode != OP_ONCE)
@@ -8073,17 +9965,17 @@ else if (ket == OP_KETRMIN)
}
rmin_label = LABEL();
if (repeat_type != 0)
- OP2(SLJIT_ADD, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, SLJIT_IMM, 1);
+ OP2(SLJIT_ADD, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, 1);
}
else if (bra == OP_BRAZERO)
{
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- brazero = CMP(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, 0);
+ brazero = CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, 0);
}
else if (repeat_type == OP_EXACT)
{
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, SLJIT_IMM, 1);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, 1);
exact_label = LABEL();
}
@@ -8094,19 +9986,19 @@ if (offset != 0)
SLJIT_ASSERT(common->optimized_cbracket[offset >> 1] == 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr, TMP1, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(2));
free_stack(common, 3);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset), TMP2, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), TMP1, 0);
}
else if (common->optimized_cbracket[offset >> 1] == 0)
{
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
free_stack(common, 2);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset), TMP1, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), TMP2, 0);
}
}
@@ -8114,7 +10006,7 @@ if (SLJIT_UNLIKELY(opcode == OP_ONCE))
{
if (CURRENT_AS(bracket_backtrack)->u.framesize >= 0)
{
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL));
}
once = JUMP(SLJIT_JUMP);
@@ -8127,44 +10019,30 @@ else if (SLJIT_UNLIKELY(opcode == OP_COND) || SLJIT_UNLIKELY(opcode == OP_SCOND)
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- jumplistitem = sljit_alloc_memory(compiler, sizeof(jump_list));
- if (SLJIT_UNLIKELY(!jumplistitem))
- return;
- jumplist = jumplistitem;
- jumplistitem->next = NULL;
- jumplistitem->jump = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, 1);
+ alt_max = 2;
+ alt1 = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, sizeof(sljit_uw));
}
}
-else if (*cc == OP_ALT)
+else if (has_alternatives)
{
- /* Build a jump list. Get the last successfully matched branch index. */
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- count = 1;
- do
- {
- /* Append as the last item. */
- if (jumplist != NULL)
- {
- jumplistitem->next = sljit_alloc_memory(compiler, sizeof(jump_list));
- jumplistitem = jumplistitem->next;
- }
- else
- {
- jumplistitem = sljit_alloc_memory(compiler, sizeof(jump_list));
- jumplist = jumplistitem;
- }
- if (SLJIT_UNLIKELY(!jumplistitem))
+ if (alt_max > 4)
+ {
+ /* Table jump if alt_max is greater than 4. */
+ next_update_addr = allocate_read_only_data(common, alt_max * sizeof(sljit_uw));
+ if (SLJIT_UNLIKELY(next_update_addr == NULL))
return;
-
- jumplistitem->next = NULL;
- jumplistitem->jump = CMP(SLJIT_C_EQUAL, TMP1, 0, SLJIT_IMM, count++);
- cc += GET(cc, 1);
+ sljit_emit_ijump(compiler, SLJIT_JUMP, SLJIT_MEM1(TMP1), (sljit_sw)next_update_addr);
+ add_label_addr(common, next_update_addr++);
+ }
+ else
+ {
+ if (alt_max == 4)
+ alt2 = CMP(SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, 2 * sizeof(sljit_uw));
+ alt1 = CMP(SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, sizeof(sljit_uw));
}
- while (*cc == OP_ALT);
-
- cc = ccbegin + GET(ccbegin, 1);
}
COMPILE_BACKTRACKINGPATH(current->top);
@@ -8180,9 +10058,9 @@ if (SLJIT_UNLIKELY(opcode == OP_COND) || SLJIT_UNLIKELY(opcode == OP_SCOND))
assert = CURRENT_AS(bracket_backtrack)->u.assert;
if (assert->framesize >= 0 && (ccbegin[1 + LINK_SIZE] == OP_ASSERT || ccbegin[1 + LINK_SIZE] == OP_ASSERTBACK))
{
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), assert->private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr);
add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), assert->private_data_ptr, SLJIT_MEM1(STACK_TOP), assert->framesize * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr, SLJIT_MEM1(STACK_TOP), assert->framesize * sizeof(sljit_sw));
}
cond = JUMP(SLJIT_JUMP);
set_jumps(CURRENT_AS(bracket_backtrack)->u.assert->condfailed, LABEL());
@@ -8199,7 +10077,7 @@ if (SLJIT_UNLIKELY(opcode == OP_COND) || SLJIT_UNLIKELY(opcode == OP_SCOND))
if (has_alternatives)
{
- count = 1;
+ alt_count = sizeof(sljit_uw);
do
{
current->top = NULL;
@@ -8215,7 +10093,7 @@ if (has_alternatives)
if (opcode != OP_ONCE)
{
if (private_data_ptr != 0)
- OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr);
+ OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr);
else
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
}
@@ -8236,7 +10114,7 @@ if (has_alternatives)
if (repeat_type == OP_MINUPTO)
{
/* We need to preserve the counter. TMP2 will be used below. */
- OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), repeat_ptr);
stacksize++;
}
if (ket != OP_KET || bra != OP_BRA)
@@ -8275,22 +10153,37 @@ if (has_alternatives)
stacksize = match_capture_common(common, stacksize, offset, private_data_ptr);
if (opcode != OP_ONCE)
- OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize), SLJIT_IMM, count++);
+ OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize), SLJIT_IMM, alt_count);
if (offset != 0 && ket == OP_KETRMAX && common->optimized_cbracket[offset >> 1] != 0)
{
/* If ket is not OP_KETRMAX, this code path is executed after the jump to alternative_matchingpath. */
SLJIT_ASSERT(private_data_ptr == OVECTOR(offset + 0));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), STR_PTR, 0);
}
JUMPTO(SLJIT_JUMP, CURRENT_AS(bracket_backtrack)->alternative_matchingpath);
if (opcode != OP_ONCE)
{
- SLJIT_ASSERT(jumplist);
- JUMPHERE(jumplist->jump);
- jumplist = jumplist->next;
+ if (alt_max > 4)
+ add_label_addr(common, next_update_addr++);
+ else
+ {
+ if (alt_count != 2 * sizeof(sljit_uw))
+ {
+ JUMPHERE(alt1);
+ if (alt_max == 3 && alt_count == sizeof(sljit_uw))
+ alt2 = CMP(SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, 2 * sizeof(sljit_uw));
+ }
+ else
+ {
+ JUMPHERE(alt2);
+ if (alt_max == 4)
+ alt1 = CMP(SLJIT_GREATER_EQUAL, TMP1, 0, SLJIT_IMM, 3 * sizeof(sljit_uw));
+ }
+ }
+ alt_count += sizeof(sljit_uw);
}
COMPILE_BACKTRACKINGPATH(current->top);
@@ -8299,7 +10192,6 @@ if (has_alternatives)
SLJIT_ASSERT(!current->nextbacktracks);
}
while (*cc == OP_ALT);
- SLJIT_ASSERT(!jumplist);
if (cond != NULL)
{
@@ -8307,9 +10199,9 @@ if (has_alternatives)
assert = CURRENT_AS(bracket_backtrack)->u.assert;
if ((ccbegin[1 + LINK_SIZE] == OP_ASSERT_NOT || ccbegin[1 + LINK_SIZE] == OP_ASSERTBACK_NOT) && assert->framesize >= 0)
{
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), assert->private_data_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr);
add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), assert->private_data_ptr, SLJIT_MEM1(STACK_TOP), assert->framesize * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr, SLJIT_MEM1(STACK_TOP), assert->framesize * sizeof(sljit_sw));
}
JUMPHERE(cond);
}
@@ -8327,19 +10219,19 @@ if (offset != 0)
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
free_stack(common, 2);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset), TMP1, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), TMP2, 0);
}
else
{
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP1, 0);
}
}
else if (opcode == OP_SBRA || opcode == OP_SCOND)
{
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(0));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
}
else if (opcode == OP_ONCE)
@@ -8357,26 +10249,28 @@ else if (opcode == OP_ONCE)
/* The STR_PTR must be released. */
stacksize++;
}
- free_stack(common, stacksize);
+
+ if (stacksize > 0)
+ free_stack(common, stacksize);
JUMPHERE(once);
/* Restore previous private_data_ptr */
if (CURRENT_AS(bracket_backtrack)->u.framesize >= 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, SLJIT_MEM1(STACK_TOP), CURRENT_AS(bracket_backtrack)->u.framesize * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), CURRENT_AS(bracket_backtrack)->u.framesize * sizeof(sljit_sw));
else if (ket == OP_KETRMIN)
{
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
/* See the comment below. */
free_stack(common, 2);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), private_data_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP1, 0);
}
}
if (repeat_type == OP_EXACT)
{
- OP2(SLJIT_ADD, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, SLJIT_IMM, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), repeat_ptr, TMP1, 0);
- CMPTO(SLJIT_C_LESS_EQUAL, TMP1, 0, SLJIT_IMM, repeat_count, exact_label);
+ OP2(SLJIT_ADD, TMP1, 0, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, 1);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), repeat_ptr, TMP1, 0);
+ CMPTO(SLJIT_LESS_EQUAL, TMP1, 0, SLJIT_IMM, repeat_count, exact_label);
}
else if (ket == OP_KETRMAX)
{
@@ -8384,7 +10278,7 @@ else if (ket == OP_KETRMAX)
if (bra != OP_BRAZERO)
free_stack(common, 1);
- CMPTO(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(bracket_backtrack)->recursive_matchingpath);
+ CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, 0, CURRENT_AS(bracket_backtrack)->recursive_matchingpath);
if (bra == OP_BRAZERO)
{
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
@@ -8402,7 +10296,7 @@ else if (ket == OP_KETRMIN)
affect badly the free_stack(2) above. */
if (opcode != OP_ONCE)
free_stack(common, 1);
- CMPTO(SLJIT_C_NOT_EQUAL, TMP1, 0, SLJIT_IMM, 0, rmin_label);
+ CMPTO(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, 0, rmin_label);
if (opcode == OP_ONCE)
free_stack(common, bra == OP_BRAMINZERO ? 2 : 1);
else if (bra == OP_BRAMINZERO)
@@ -8429,19 +10323,19 @@ if (CURRENT_AS(bracketpos_backtrack)->framesize < 0)
offset = (GET2(current->cc, 1 + LINK_SIZE)) << 1;
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(1));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset), TMP1, 0);
if (common->capture_last_ptr != 0)
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(2));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(offset + 1), TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), TMP2, 0);
if (common->capture_last_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr, TMP1, 0);
}
set_jumps(current->topbacktracks, LABEL());
free_stack(common, CURRENT_AS(bracketpos_backtrack)->stacksize);
return;
}
-OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), CURRENT_AS(bracketpos_backtrack)->private_data_ptr);
+OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), CURRENT_AS(bracketpos_backtrack)->private_data_ptr);
add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL));
if (current->topbacktracks)
@@ -8452,7 +10346,7 @@ if (current->topbacktracks)
free_stack(common, CURRENT_AS(bracketpos_backtrack)->stacksize);
JUMPHERE(jump);
}
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), CURRENT_AS(bracketpos_backtrack)->private_data_ptr, SLJIT_MEM1(STACK_TOP), CURRENT_AS(bracketpos_backtrack)->framesize * sizeof(sljit_sw));
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), CURRENT_AS(bracketpos_backtrack)->private_data_ptr, SLJIT_MEM1(STACK_TOP), CURRENT_AS(bracketpos_backtrack)->framesize * sizeof(sljit_sw));
}
static SLJIT_INLINE void compile_braminzero_backtrackingpath(compiler_common *common, struct backtrack_common *current)
@@ -8492,7 +10386,7 @@ if (opcode == OP_THEN || opcode == OP_THEN_ARG)
{
SLJIT_ASSERT(common->control_head_ptr != 0);
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, type_then_trap);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, common->then_trap->start);
jump = JUMP(SLJIT_JUMP);
@@ -8500,8 +10394,8 @@ if (opcode == OP_THEN || opcode == OP_THEN_ARG)
loop = LABEL();
OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(STACK_TOP), -(int)sizeof(sljit_sw));
JUMPHERE(jump);
- CMPTO(SLJIT_C_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), -(int)(2 * sizeof(sljit_sw)), TMP1, 0, loop);
- CMPTO(SLJIT_C_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), -(int)(3 * sizeof(sljit_sw)), TMP2, 0, loop);
+ CMPTO(SLJIT_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), -(int)(2 * sizeof(sljit_sw)), TMP1, 0, loop);
+ CMPTO(SLJIT_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), -(int)(3 * sizeof(sljit_sw)), TMP2, 0, loop);
add_jump(compiler, &common->then_trap->quit, JUMP(SLJIT_JUMP));
return;
}
@@ -8524,14 +10418,14 @@ if (common->local_exit)
if (opcode == OP_SKIP_ARG)
{
SLJIT_ASSERT(common->control_head_ptr != 0);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0, STACK_TOP, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, STACK_TOP, 0);
OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_IMM, (sljit_sw)(current->cc + 2));
sljit_emit_ijump(compiler, SLJIT_CALL2, SLJIT_IMM, SLJIT_FUNC_OFFSET(do_search_mark));
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
OP1(SLJIT_MOV, STR_PTR, 0, TMP1, 0);
- add_jump(compiler, &common->reset_match, CMP(SLJIT_C_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, -1));
+ add_jump(compiler, &common->reset_match, CMP(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_IMM, -1));
return;
}
@@ -8569,7 +10463,7 @@ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 3);
JUMPHERE(jump);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, TMP1, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, TMP1, 0);
}
static void compile_backtrackingpath(compiler_common *common, struct backtrack_common *current)
@@ -8586,7 +10480,7 @@ while (current)
case OP_SET_SOM:
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0), TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(0), TMP1, 0);
break;
case OP_STAR:
@@ -8664,6 +10558,8 @@ while (current)
case OP_REF:
case OP_REFI:
+ case OP_DNREF:
+ case OP_DNREFI:
compile_ref_iterator_backtrackingpath(common, current);
break;
@@ -8713,9 +10609,9 @@ while (current)
if (common->has_skip_arg)
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(0));
free_stack(common, common->has_skip_arg ? 5 : 1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->mark_ptr, TMP1, 0);
if (common->has_skip_arg)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, TMP2, 0);
break;
case OP_THEN:
@@ -8762,7 +10658,7 @@ static SLJIT_INLINE void compile_recurse(compiler_common *common)
DEFINE_COMPILER;
pcre_uchar *cc = common->start + common->currententry->start;
pcre_uchar *ccbegin = cc + 1 + LINK_SIZE + (*cc == OP_BRA ? 0 : IMM2_SIZE);
-pcre_uchar *ccend = bracketend(cc);
+pcre_uchar *ccend = bracketend(cc) - (1 + LINK_SIZE);
BOOL needs_control_head;
int framesize = get_framesize(common, cc, NULL, TRUE, &needs_control_head);
int private_data_size = get_private_data_copy_length(common, ccbegin, ccend, needs_control_head);
@@ -8785,12 +10681,13 @@ common->currententry->entry = LABEL();
set_jumps(common->currententry->calls, common->currententry->entry);
sljit_emit_fast_enter(compiler, TMP2, 0);
+count_match(common);
allocate_stack(common, private_data_size + framesize + alternativesize);
OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(private_data_size + framesize + alternativesize - 1), TMP2, 0);
copy_private_data(common, ccbegin, ccend, TRUE, private_data_size + framesize + alternativesize, framesize + alternativesize, needs_control_head);
if (needs_control_head)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_IMM, 0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->recursive_head_ptr, STACK_TOP, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_IMM, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr, STACK_TOP, 0);
if (needs_frame)
init_frame(common, cc, NULL, framesize + alternativesize - 1, alternativesize, TRUE);
@@ -8837,7 +10734,7 @@ jump = JUMP(SLJIT_JUMP);
if (common->quit != NULL)
{
set_jumps(common->quit, LABEL());
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->recursive_head_ptr);
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr);
if (needs_frame)
{
OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + alternativesize) * sizeof(sljit_sw));
@@ -8850,7 +10747,7 @@ if (common->quit != NULL)
}
set_jumps(common->accept, LABEL());
-OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->recursive_head_ptr);
+OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr);
if (needs_frame)
{
OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + alternativesize) * sizeof(sljit_sw));
@@ -8868,15 +10765,15 @@ if (needs_control_head)
{
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), 2 * sizeof(sljit_sw));
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), sizeof(sljit_sw));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->recursive_head_ptr, TMP1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr, TMP1, 0);
OP1(SLJIT_MOV, TMP1, 0, TMP3, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, TMP2, 0);
}
else
{
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), sizeof(sljit_sw));
OP1(SLJIT_MOV, TMP1, 0, TMP3, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->recursive_head_ptr, TMP2, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr, TMP2, 0);
}
sljit_emit_fast_return(compiler, SLJIT_MEM1(STACK_TOP), 0);
}
@@ -8891,23 +10788,25 @@ struct sljit_compiler *compiler;
backtrack_common rootbacktrack;
compiler_common common_data;
compiler_common *common = &common_data;
-const pcre_uint8 *tables = re->tables;
+const sljit_u8 *tables = re->tables;
pcre_study_data *study;
int private_data_size;
pcre_uchar *ccend;
executable_functions *functions;
void *executable_func;
sljit_uw executable_size;
+sljit_uw total_length;
+label_addr_list *label_addr;
struct sljit_label *mainloop_label = NULL;
struct sljit_label *continue_match_label;
-struct sljit_label *empty_match_found_label;
-struct sljit_label *empty_match_backtrack_label;
+struct sljit_label *empty_match_found_label = NULL;
+struct sljit_label *empty_match_backtrack_label = NULL;
struct sljit_label *reset_match_label;
+struct sljit_label *quit_label;
struct sljit_jump *jump;
struct sljit_jump *minlength_check_failed = NULL;
struct sljit_jump *reqbyte_notfound = NULL;
-struct sljit_jump *empty_match;
-struct sljit_label *quit_label;
+struct sljit_jump *empty_match = NULL;
SLJIT_ASSERT((extra->flags & PCRE_EXTRA_STUDY_DATA) != 0);
study = extra->study_data;
@@ -8920,9 +10819,11 @@ memset(common, 0, sizeof(compiler_common));
rootbacktrack.cc = (pcre_uchar *)re + re->name_table_offset + re->name_count * re->name_entry_size;
common->start = rootbacktrack.cc;
+common->read_only_data_head = NULL;
common->fcc = tables + fcc_offset;
common->lcc = (sljit_sw)(tables + lcc_offset);
common->mode = mode;
+common->might_be_empty = study->minlength == 0;
common->nltype = NLTYPE_FIXED;
switch(re->options & PCRE_NEWLINE_BITS)
{
@@ -8943,6 +10844,8 @@ switch(re->options & PCRE_NEWLINE_BITS)
case PCRE_NEWLINE_ANYCRLF: common->newline = (CHAR_CR << 8) | CHAR_NL; common->nltype = NLTYPE_ANYCRLF; break;
default: return;
}
+common->nlmax = READ_CHAR_MAX;
+common->nlmin = 0;
if ((re->options & PCRE_BSR_ANYCRLF) != 0)
common->bsr_nltype = NLTYPE_ANYCRLF;
else if ((re->options & PCRE_BSR_UNICODE) != 0)
@@ -8955,10 +10858,11 @@ else
common->bsr_nltype = NLTYPE_ANY;
#endif
}
+common->bsr_nlmax = READ_CHAR_MAX;
+common->bsr_nlmin = 0;
common->endonly = (re->options & PCRE_DOLLAR_ENDONLY) != 0;
common->ctypes = (sljit_sw)(tables + ctypes_offset);
-common->digits[0] = -2;
-common->name_table = (sljit_sw)((pcre_uchar *)re + re->name_table_offset);
+common->name_table = ((pcre_uchar *)re) + re->name_table_offset;
common->name_count = re->name_count;
common->name_entry_size = re->name_entry_size;
common->jscript_compat = (re->options & PCRE_JAVASCRIPT_COMPAT) != 0;
@@ -8968,12 +10872,35 @@ common->utf = (re->options & PCRE_UTF8) != 0;
#ifdef SUPPORT_UCP
common->use_ucp = (re->options & PCRE_UCP) != 0;
#endif
+if (common->utf)
+ {
+ if (common->nltype == NLTYPE_ANY)
+ common->nlmax = 0x2029;
+ else if (common->nltype == NLTYPE_ANYCRLF)
+ common->nlmax = (CHAR_CR > CHAR_NL) ? CHAR_CR : CHAR_NL;
+ else
+ {
+ /* We only care about the first newline character. */
+ common->nlmax = common->newline & 0xff;
+ }
+
+ if (common->nltype == NLTYPE_FIXED)
+ common->nlmin = common->newline & 0xff;
+ else
+ common->nlmin = (CHAR_CR < CHAR_NL) ? CHAR_CR : CHAR_NL;
+
+ if (common->bsr_nltype == NLTYPE_ANY)
+ common->bsr_nlmax = 0x2029;
+ else
+ common->bsr_nlmax = (CHAR_CR > CHAR_NL) ? CHAR_CR : CHAR_NL;
+ common->bsr_nlmin = (CHAR_CR < CHAR_NL) ? CHAR_CR : CHAR_NL;
+ }
#endif /* SUPPORT_UTF */
-ccend = bracketend(rootbacktrack.cc);
+ccend = bracketend(common->start);
/* Calculate the local space size on the stack. */
common->ovector_start = LIMIT_MATCH + sizeof(sljit_sw);
-common->optimized_cbracket = (pcre_uint8 *)SLJIT_MALLOC(re->top_bracket + 1);
+common->optimized_cbracket = (sljit_u8 *)SLJIT_MALLOC(re->top_bracket + 1, compiler->allocator_data);
if (!common->optimized_cbracket)
return;
#if defined DEBUG_FORCE_UNOPTIMIZED_CBRAS && DEBUG_FORCE_UNOPTIMIZED_CBRAS == 1
@@ -8982,14 +10909,14 @@ memset(common->optimized_cbracket, 0, re->top_bracket + 1);
memset(common->optimized_cbracket, 1, re->top_bracket + 1);
#endif
-SLJIT_ASSERT(*rootbacktrack.cc == OP_BRA && ccend[-(1 + LINK_SIZE)] == OP_KET);
+SLJIT_ASSERT(*common->start == OP_BRA && ccend[-(1 + LINK_SIZE)] == OP_KET);
#if defined DEBUG_FORCE_UNOPTIMIZED_CBRAS && DEBUG_FORCE_UNOPTIMIZED_CBRAS == 2
common->capture_last_ptr = common->ovector_start;
common->ovector_start += sizeof(sljit_sw);
#endif
-if (!check_opcode_types(common, rootbacktrack.cc, ccend))
+if (!check_opcode_types(common, common->start, ccend))
{
- SLJIT_FREE(common->optimized_cbracket);
+ SLJIT_FREE(common->optimized_cbracket, compiler->allocator_data);
return;
}
@@ -9008,15 +10935,10 @@ if (mode != JIT_COMPILE)
common->hit_start = common->ovector_start;
common->ovector_start += 2 * sizeof(sljit_sw);
}
- else
- {
- SLJIT_ASSERT(mode == JIT_PARTIAL_HARD_COMPILE);
- common->needs_start_ptr = TRUE;
- }
}
if ((re->options & PCRE_FIRSTLINE) != 0)
{
- common->first_line_end = common->ovector_start;
+ common->match_end_ptr = common->ovector_start;
common->ovector_start += sizeof(sljit_sw);
}
#if defined DEBUG_FORCE_CONTROL_HEAD && DEBUG_FORCE_CONTROL_HEAD
@@ -9027,14 +10949,12 @@ if (common->control_head_ptr != 0)
common->control_head_ptr = common->ovector_start;
common->ovector_start += sizeof(sljit_sw);
}
-if (common->needs_start_ptr && common->has_set_som)
+if (common->has_set_som)
{
/* Saving the real start pointer is necessary. */
common->start_ptr = common->ovector_start;
common->ovector_start += sizeof(sljit_sw);
}
-else
- common->needs_start_ptr = FALSE;
/* Aligning ovector to even number of sljit words. */
if ((common->ovector_start & sizeof(sljit_sw)) != 0)
@@ -9050,88 +10970,93 @@ if (common->capture_last_ptr != 0)
SLJIT_ASSERT(!(common->req_char_ptr != 0 && common->start_used_ptr != 0));
common->cbra_ptr = OVECTOR_START + (re->top_bracket + 1) * 2 * sizeof(sljit_sw);
-common->private_data_ptrs = (int *)SLJIT_MALLOC((ccend - rootbacktrack.cc) * sizeof(sljit_si));
+total_length = ccend - common->start;
+common->private_data_ptrs = (sljit_s32 *)SLJIT_MALLOC(total_length * (sizeof(sljit_s32) + (common->has_then ? 1 : 0)), compiler->allocator_data);
if (!common->private_data_ptrs)
{
- SLJIT_FREE(common->optimized_cbracket);
+ SLJIT_FREE(common->optimized_cbracket, compiler->allocator_data);
return;
}
-memset(common->private_data_ptrs, 0, (ccend - rootbacktrack.cc) * sizeof(int));
+memset(common->private_data_ptrs, 0, total_length * sizeof(sljit_s32));
private_data_size = common->cbra_ptr + (re->top_bracket + 1) * sizeof(sljit_sw);
set_private_data_ptrs(common, &private_data_size, ccend);
+if ((re->options & PCRE_ANCHORED) == 0 && (re->options & PCRE_NO_START_OPTIMIZE) == 0)
+ {
+ if (!detect_fast_forward_skip(common, &private_data_size) && !common->has_skip_in_assert_back)
+ detect_fast_fail(common, common->start, &private_data_size, 4);
+ }
+
+SLJIT_ASSERT(common->fast_fail_start_ptr <= common->fast_fail_end_ptr);
+
if (private_data_size > SLJIT_MAX_LOCAL_SIZE)
{
- SLJIT_FREE(common->private_data_ptrs);
- SLJIT_FREE(common->optimized_cbracket);
+ SLJIT_FREE(common->private_data_ptrs, compiler->allocator_data);
+ SLJIT_FREE(common->optimized_cbracket, compiler->allocator_data);
return;
}
if (common->has_then)
{
- common->then_offsets = (pcre_uint8 *)SLJIT_MALLOC(ccend - rootbacktrack.cc);
- if (!common->then_offsets)
- {
- SLJIT_FREE(common->optimized_cbracket);
- SLJIT_FREE(common->private_data_ptrs);
- return;
- }
- memset(common->then_offsets, 0, ccend - rootbacktrack.cc);
- set_then_offsets(common, rootbacktrack.cc, NULL);
+ common->then_offsets = (sljit_u8 *)(common->private_data_ptrs + total_length);
+ memset(common->then_offsets, 0, total_length);
+ set_then_offsets(common, common->start, NULL);
}
-compiler = sljit_create_compiler();
+compiler = sljit_create_compiler(NULL);
if (!compiler)
{
- SLJIT_FREE(common->optimized_cbracket);
- SLJIT_FREE(common->private_data_ptrs);
- if (common->has_then)
- SLJIT_FREE(common->then_offsets);
+ SLJIT_FREE(common->optimized_cbracket, compiler->allocator_data);
+ SLJIT_FREE(common->private_data_ptrs, compiler->allocator_data);
return;
}
common->compiler = compiler;
/* Main pcre_jit_exec entry. */
-sljit_emit_enter(compiler, 1, 5, 5, private_data_size);
+sljit_emit_enter(compiler, 0, 1, 5, 5, 0, 0, private_data_size);
/* Register init. */
reset_ovector(common, (re->top_bracket + 1) * 2);
if (common->req_char_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->req_char_ptr, SLJIT_SCRATCH_REG1, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->req_char_ptr, SLJIT_R0, 0);
-OP1(SLJIT_MOV, ARGUMENTS, 0, SLJIT_SAVED_REG1, 0);
-OP1(SLJIT_MOV, TMP1, 0, SLJIT_SAVED_REG1, 0);
+OP1(SLJIT_MOV, ARGUMENTS, 0, SLJIT_S0, 0);
+OP1(SLJIT_MOV, TMP1, 0, SLJIT_S0, 0);
OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, str));
OP1(SLJIT_MOV, STR_END, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, end));
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, stack));
-OP1(SLJIT_MOV_UI, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, limit_match));
+OP1(SLJIT_MOV_U32, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, limit_match));
OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(struct sljit_stack, base));
OP1(SLJIT_MOV, STACK_LIMIT, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(struct sljit_stack, limit));
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LIMIT_MATCH, TMP1, 0);
+OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 1);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LIMIT_MATCH, TMP1, 0);
+
+if (common->fast_fail_start_ptr < common->fast_fail_end_ptr)
+ reset_fast_fail(common);
if (mode == JIT_PARTIAL_SOFT_COMPILE)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->hit_start, SLJIT_IMM, -1);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->hit_start, SLJIT_IMM, -1);
if (common->mark_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->mark_ptr, SLJIT_IMM, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->mark_ptr, SLJIT_IMM, 0);
if (common->control_head_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->control_head_ptr, SLJIT_IMM, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_IMM, 0);
/* Main part of the matching */
if ((re->options & PCRE_ANCHORED) == 0)
{
- mainloop_label = mainloop_entry(common, (re->flags & PCRE_HASCRORLF) != 0, (re->options & PCRE_FIRSTLINE) != 0);
+ mainloop_label = mainloop_entry(common, (re->flags & PCRE_HASCRORLF) != 0);
continue_match_label = LABEL();
/* Forward search if possible. */
if ((re->options & PCRE_NO_START_OPTIMIZE) == 0)
{
- if (mode == JIT_COMPILE && fast_forward_first_n_chars(common, (re->options & PCRE_FIRSTLINE) != 0))
- { /* Do nothing */ }
+ if (mode == JIT_COMPILE && fast_forward_first_n_chars(common))
+ ;
else if ((re->flags & PCRE_FIRSTSET) != 0)
- fast_forward_first_char(common, (pcre_uchar)re->first_char, (re->flags & PCRE_FCH_CASELESS) != 0, (re->options & PCRE_FIRSTLINE) != 0);
+ fast_forward_first_char(common, (pcre_uchar)re->first_char, (re->flags & PCRE_FCH_CASELESS) != 0);
else if ((re->flags & PCRE_STARTLINE) != 0)
- fast_forward_newline(common, (re->options & PCRE_FIRSTLINE) != 0);
- else if ((re->flags & PCRE_STARTLINE) == 0 && study != NULL && (study->flags & PCRE_STUDY_MAPPED) != 0)
- fast_forward_start_bits(common, (sljit_uw)study->start_bits, (re->options & PCRE_FIRSTLINE) != 0);
+ fast_forward_newline(common);
+ else if (study != NULL && (study->flags & PCRE_STUDY_MAPPED) != 0)
+ fast_forward_start_bits(common, study->start_bits);
}
}
else
@@ -9141,50 +11066,49 @@ if (mode == JIT_COMPILE && study->minlength > 0 && (re->options & PCRE_NO_START_
{
OP1(SLJIT_MOV, SLJIT_RETURN_REG, 0, SLJIT_IMM, PCRE_ERROR_NOMATCH);
OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(study->minlength));
- minlength_check_failed = CMP(SLJIT_C_GREATER, TMP2, 0, STR_END, 0);
+ minlength_check_failed = CMP(SLJIT_GREATER, TMP2, 0, STR_END, 0);
}
if (common->req_char_ptr != 0)
reqbyte_notfound = search_requested_char(common, (pcre_uchar)re->req_char, (re->flags & PCRE_RCH_CASELESS) != 0, (re->flags & PCRE_FIRSTSET) != 0);
/* Store the current STR_PTR in OVECTOR(0). */
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0), STR_PTR, 0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(0), STR_PTR, 0);
/* Copy the limit of allowed recursions. */
-OP1(SLJIT_MOV, COUNT_MATCH, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LIMIT_MATCH);
+OP1(SLJIT_MOV, COUNT_MATCH, 0, SLJIT_MEM1(SLJIT_SP), LIMIT_MATCH);
if (common->capture_last_ptr != 0)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->capture_last_ptr, SLJIT_IMM, -1);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr, SLJIT_IMM, -1);
+if (common->fast_forward_bc_ptr != NULL)
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), PRIVATE_DATA(common->fast_forward_bc_ptr + 1), STR_PTR, 0);
-if (common->needs_start_ptr)
- {
- SLJIT_ASSERT(common->start_ptr != OVECTOR(0));
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_ptr, STR_PTR, 0);
- }
-else
- SLJIT_ASSERT(common->start_ptr == OVECTOR(0));
+if (common->start_ptr != OVECTOR(0))
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->start_ptr, STR_PTR, 0);
/* Copy the beginning of the string. */
if (mode == JIT_PARTIAL_SOFT_COMPILE)
{
- jump = CMP(SLJIT_C_NOT_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), common->hit_start, SLJIT_IMM, -1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, STR_PTR, 0);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->hit_start + sizeof(sljit_sw), STR_PTR, 0);
+ jump = CMP(SLJIT_NOT_EQUAL, SLJIT_MEM1(SLJIT_SP), common->hit_start, SLJIT_IMM, -1);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->hit_start + sizeof(sljit_sw), STR_PTR, 0);
JUMPHERE(jump);
}
else if (mode == JIT_PARTIAL_HARD_COMPILE)
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, STR_PTR, 0);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, STR_PTR, 0);
-compile_matchingpath(common, rootbacktrack.cc, ccend, &rootbacktrack);
+compile_matchingpath(common, common->start, ccend, &rootbacktrack);
if (SLJIT_UNLIKELY(sljit_get_compiler_error(compiler)))
{
sljit_free_compiler(compiler);
- SLJIT_FREE(common->optimized_cbracket);
- SLJIT_FREE(common->private_data_ptrs);
- if (common->has_then)
- SLJIT_FREE(common->then_offsets);
+ SLJIT_FREE(common->optimized_cbracket, compiler->allocator_data);
+ SLJIT_FREE(common->private_data_ptrs, compiler->allocator_data);
+ free_read_only_data(common->read_only_data_head, compiler->allocator_data);
return;
}
-empty_match = CMP(SLJIT_C_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), OVECTOR(0));
-empty_match_found_label = LABEL();
+if (common->might_be_empty)
+ {
+ empty_match = CMP(SLJIT_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0));
+ empty_match_found_label = LABEL();
+ }
common->accept_label = LABEL();
if (common->accept != NULL)
@@ -9208,15 +11132,15 @@ if (mode != JIT_COMPILE)
return_with_partial_match(common, common->quit_label);
}
-empty_match_backtrack_label = LABEL();
+if (common->might_be_empty)
+ empty_match_backtrack_label = LABEL();
compile_backtrackingpath(common, rootbacktrack.top);
if (SLJIT_UNLIKELY(sljit_get_compiler_error(compiler)))
{
sljit_free_compiler(compiler);
- SLJIT_FREE(common->optimized_cbracket);
- SLJIT_FREE(common->private_data_ptrs);
- if (common->has_then)
- SLJIT_FREE(common->then_offsets);
+ SLJIT_FREE(common->optimized_cbracket, compiler->allocator_data);
+ SLJIT_FREE(common->private_data_ptrs, compiler->allocator_data);
+ free_read_only_data(common->read_only_data_head, compiler->allocator_data);
return;
}
@@ -9226,28 +11150,33 @@ reset_match_label = LABEL();
if (mode == JIT_PARTIAL_SOFT_COMPILE)
{
/* Update hit_start only in the first time. */
- jump = CMP(SLJIT_C_NOT_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), common->hit_start, SLJIT_IMM, 0);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_used_ptr, SLJIT_IMM, -1);
- OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), common->hit_start, TMP1, 0);
+ jump = CMP(SLJIT_NOT_EQUAL, SLJIT_MEM1(SLJIT_SP), common->hit_start, SLJIT_IMM, 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->start_used_ptr, SLJIT_IMM, -1);
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->hit_start, TMP1, 0);
JUMPHERE(jump);
}
/* Check we have remaining characters. */
if ((re->options & PCRE_ANCHORED) == 0 && (re->options & PCRE_FIRSTLINE) != 0)
{
- SLJIT_ASSERT(common->first_line_end != 0);
- OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->first_line_end);
+ SLJIT_ASSERT(common->match_end_ptr != 0);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr);
}
-OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), common->start_ptr);
+OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP),
+ (common->fast_forward_bc_ptr != NULL) ? (PRIVATE_DATA(common->fast_forward_bc_ptr + 1)) : common->start_ptr);
if ((re->options & PCRE_ANCHORED) == 0)
{
- if ((re->options & PCRE_FIRSTLINE) == 0)
- CMPTO(SLJIT_C_LESS, STR_PTR, 0, STR_END, 0, mainloop_label);
+ if (common->ff_newline_shortcut != NULL)
+ {
+ if ((re->options & PCRE_FIRSTLINE) == 0)
+ CMPTO(SLJIT_LESS, STR_PTR, 0, STR_END, 0, common->ff_newline_shortcut);
+ /* There cannot be more newlines here. */
+ }
else
- CMPTO(SLJIT_C_LESS, STR_PTR, 0, TMP1, 0, mainloop_label);
+ CMPTO(SLJIT_LESS, STR_PTR, 0, ((re->options & PCRE_FIRSTLINE) == 0) ? STR_END : TMP1, 0, mainloop_label);
}
/* No more remaining characters. */
@@ -9255,23 +11184,29 @@ if (reqbyte_notfound != NULL)
JUMPHERE(reqbyte_notfound);
if (mode == JIT_PARTIAL_SOFT_COMPILE)
- CMPTO(SLJIT_C_NOT_EQUAL, SLJIT_MEM1(SLJIT_LOCALS_REG), common->hit_start, SLJIT_IMM, -1, common->partialmatchlabel);
+ CMPTO(SLJIT_NOT_EQUAL, SLJIT_MEM1(SLJIT_SP), common->hit_start, SLJIT_IMM, -1, common->partialmatchlabel);
OP1(SLJIT_MOV, SLJIT_RETURN_REG, 0, SLJIT_IMM, PCRE_ERROR_NOMATCH);
JUMPTO(SLJIT_JUMP, common->quit_label);
flush_stubs(common);
-JUMPHERE(empty_match);
-OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
-OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty));
-CMPTO(SLJIT_C_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0, empty_match_backtrack_label);
-OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty_atstart));
-CMPTO(SLJIT_C_EQUAL, TMP2, 0, SLJIT_IMM, 0, empty_match_found_label);
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, str));
-CMPTO(SLJIT_C_NOT_EQUAL, TMP2, 0, STR_PTR, 0, empty_match_found_label);
-JUMPTO(SLJIT_JUMP, empty_match_backtrack_label);
+if (common->might_be_empty)
+ {
+ JUMPHERE(empty_match);
+ OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty));
+ CMPTO(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0, empty_match_backtrack_label);
+ OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty_atstart));
+ CMPTO(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, 0, empty_match_found_label);
+ OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, str));
+ CMPTO(SLJIT_NOT_EQUAL, TMP2, 0, STR_PTR, 0, empty_match_found_label);
+ JUMPTO(SLJIT_JUMP, empty_match_backtrack_label);
+ }
+common->fast_forward_bc_ptr = NULL;
+common->fast_fail_start_ptr = 0;
+common->fast_fail_end_ptr = 0;
common->currententry = common->entries;
common->local_exit = TRUE;
quit_label = common->quit_label;
@@ -9282,10 +11217,9 @@ while (common->currententry != NULL)
if (SLJIT_UNLIKELY(sljit_get_compiler_error(compiler)))
{
sljit_free_compiler(compiler);
- SLJIT_FREE(common->optimized_cbracket);
- SLJIT_FREE(common->private_data_ptrs);
- if (common->has_then)
- SLJIT_FREE(common->then_offsets);
+ SLJIT_FREE(common->optimized_cbracket, compiler->allocator_data);
+ SLJIT_FREE(common->private_data_ptrs, compiler->allocator_data);
+ free_read_only_data(common->read_only_data_head, compiler->allocator_data);
return;
}
flush_stubs(common);
@@ -9298,21 +11232,21 @@ common->quit_label = quit_label;
/* This is a (really) rare case. */
set_jumps(common->stackalloc, LABEL());
/* RETURN_ADDR is not a saved register. */
-sljit_emit_fast_enter(compiler, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1, TMP2, 0);
+sljit_emit_fast_enter(compiler, SLJIT_MEM1(SLJIT_SP), LOCALS0);
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, TMP2, 0);
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, stack));
OP1(SLJIT_MOV, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(struct sljit_stack, top), STACK_TOP, 0);
OP2(SLJIT_ADD, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(struct sljit_stack, limit), SLJIT_IMM, STACK_GROWTH_RATE);
sljit_emit_ijump(compiler, SLJIT_CALL2, SLJIT_IMM, SLJIT_FUNC_OFFSET(sljit_stack_resize));
-jump = CMP(SLJIT_C_NOT_EQUAL, SLJIT_RETURN_REG, 0, SLJIT_IMM, 0);
+jump = CMP(SLJIT_NOT_EQUAL, SLJIT_RETURN_REG, 0, SLJIT_IMM, 0);
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, stack));
OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(struct sljit_stack, top));
OP1(SLJIT_MOV, STACK_LIMIT, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(struct sljit_stack, limit));
-OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS1);
-sljit_emit_fast_return(compiler, SLJIT_MEM1(SLJIT_LOCALS_REG), LOCALS0);
+OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), LOCALS1);
+sljit_emit_fast_return(compiler, SLJIT_MEM1(SLJIT_SP), LOCALS0);
/* Allocation failed. */
JUMPHERE(jump);
@@ -9364,19 +11298,22 @@ if (common->reset_match != NULL)
{
set_jumps(common->reset_match, LABEL());
do_reset_match(common, (re->top_bracket + 1) * 2);
- CMPTO(SLJIT_C_GREATER, STR_PTR, 0, TMP1, 0, continue_match_label);
+ CMPTO(SLJIT_GREATER, STR_PTR, 0, TMP1, 0, continue_match_label);
OP1(SLJIT_MOV, STR_PTR, 0, TMP1, 0);
JUMPTO(SLJIT_JUMP, reset_match_label);
}
#ifdef SUPPORT_UTF
-#ifndef COMPILE_PCRE32
+#ifdef COMPILE_PCRE8
if (common->utfreadchar != NULL)
{
set_jumps(common->utfreadchar, LABEL());
do_utfreadchar(common);
}
-#endif /* !COMPILE_PCRE32 */
-#ifdef COMPILE_PCRE8
+if (common->utfreadchar16 != NULL)
+ {
+ set_jumps(common->utfreadchar16, LABEL());
+ do_utfreadchar16(common);
+ }
if (common->utfreadtype8 != NULL)
{
set_jumps(common->utfreadtype8, LABEL());
@@ -9392,16 +11329,23 @@ if (common->getucd != NULL)
}
#endif
-SLJIT_FREE(common->optimized_cbracket);
-SLJIT_FREE(common->private_data_ptrs);
-if (common->has_then)
- SLJIT_FREE(common->then_offsets);
+SLJIT_FREE(common->optimized_cbracket, compiler->allocator_data);
+SLJIT_FREE(common->private_data_ptrs, compiler->allocator_data);
executable_func = sljit_generate_code(compiler);
executable_size = sljit_get_generated_code_size(compiler);
+label_addr = common->label_addrs;
+while (label_addr != NULL)
+ {
+ *label_addr->update_addr = sljit_get_label_addr(label_addr->label);
+ label_addr = label_addr->next;
+ }
sljit_free_compiler(compiler);
if (executable_func == NULL)
+ {
+ free_read_only_data(common->read_only_data_head, compiler->allocator_data);
return;
+ }
/* Reuse the function descriptor if possible. */
if ((extra->flags & PCRE_EXTRA_EXECUTABLE_JIT) != 0 && extra->executable_jit != NULL)
@@ -9417,12 +11361,13 @@ else
* bit remains set, as the bit indicates that the pointer to the data
* is valid.)
*/
- functions = SLJIT_MALLOC(sizeof(executable_functions));
+ functions = SLJIT_MALLOC(sizeof(executable_functions), compiler->allocator_data);
if (functions == NULL)
{
/* This case is highly unlikely since we just recently
- freed a lot of memory. Although not impossible. */
+ freed a lot of memory. Not impossible though. */
sljit_free_code(executable_func);
+ free_read_only_data(common->read_only_data_head, compiler->allocator_data);
return;
}
memset(functions, 0, sizeof(executable_functions));
@@ -9433,16 +11378,17 @@ else
}
functions->executable_funcs[mode] = executable_func;
+functions->read_only_data_heads[mode] = common->read_only_data_head;
functions->executable_sizes[mode] = executable_size;
}
-static int jit_machine_stack_exec(jit_arguments *arguments, void* executable_func)
+static SLJIT_NOINLINE int jit_machine_stack_exec(jit_arguments *arguments, void *executable_func)
{
union {
- void* executable_func;
+ void *executable_func;
jit_function call_executable_func;
} convert_executable_func;
-pcre_uint8 local_space[MACHINE_STACK_SIZE];
+sljit_u8 local_space[MACHINE_STACK_SIZE];
struct sljit_stack local_stack;
local_stack.top = (sljit_sw)&local_space;
@@ -9460,7 +11406,7 @@ PRIV(jit_exec)(const PUBL(extra) *extra_data, const pcre_uchar *subject,
{
executable_functions *functions = (executable_functions *)extra_data->executable_jit;
union {
- void* executable_func;
+ void *executable_func;
jit_function call_executable_func;
} convert_executable_func;
jit_arguments arguments;
@@ -9482,7 +11428,7 @@ arguments.begin = subject;
arguments.end = subject + length;
arguments.mark_ptr = NULL;
/* JIT decreases this value less frequently than the interpreter. */
-arguments.limit_match = ((extra_data->flags & PCRE_EXTRA_MATCH_LIMIT) == 0) ? MATCH_LIMIT : (pcre_uint32)(extra_data->match_limit);
+arguments.limit_match = ((extra_data->flags & PCRE_EXTRA_MATCH_LIMIT) == 0) ? MATCH_LIMIT : (sljit_u32)(extra_data->match_limit);
if (functions->limit_match != 0 && functions->limit_match < arguments.limit_match)
arguments.limit_match = functions->limit_match;
arguments.notbol = (options & PCRE_NOTBOL) != 0;
@@ -9554,7 +11500,7 @@ pcre32_jit_exec(const pcre32 *argument_re, const pcre32_extra *extra_data,
pcre_uchar *subject_ptr = (pcre_uchar *)subject;
executable_functions *functions = (executable_functions *)extra_data->executable_jit;
union {
- void* executable_func;
+ void *executable_func;
jit_function call_executable_func;
} convert_executable_func;
jit_arguments arguments;
@@ -9582,7 +11528,7 @@ arguments.begin = subject_ptr;
arguments.end = subject_ptr + length;
arguments.mark_ptr = NULL;
/* JIT decreases this value less frequently than the interpreter. */
-arguments.limit_match = ((extra_data->flags & PCRE_EXTRA_MATCH_LIMIT) == 0) ? MATCH_LIMIT : (pcre_uint32)(extra_data->match_limit);
+arguments.limit_match = ((extra_data->flags & PCRE_EXTRA_MATCH_LIMIT) == 0) ? MATCH_LIMIT : (sljit_u32)(extra_data->match_limit);
if (functions->limit_match != 0 && functions->limit_match < arguments.limit_match)
arguments.limit_match = functions->limit_match;
arguments.notbol = (options & PCRE_NOTBOL) != 0;
@@ -9626,8 +11572,9 @@ for (i = 0; i < JIT_NUMBER_OF_COMPILE_MODES; i++)
{
if (functions->executable_funcs[i] != NULL)
sljit_free_code(functions->executable_funcs[i]);
+ free_read_only_data(functions->read_only_data_heads[i], NULL);
}
-SLJIT_FREE(functions);
+SLJIT_FREE(functions, compiler->allocator_data);
}
int
@@ -9669,7 +11616,7 @@ if (startsize > maxsize)
startsize = maxsize;
startsize = (startsize + STACK_GROWTH_RATE - 1) & ~(STACK_GROWTH_RATE - 1);
maxsize = (maxsize + STACK_GROWTH_RATE - 1) & ~(STACK_GROWTH_RATE - 1);
-return (PUBL(jit_stack)*)sljit_allocate_stack(startsize, maxsize);
+return (PUBL(jit_stack)*)sljit_allocate_stack(startsize, maxsize, NULL);
}
#if defined COMPILE_PCRE8
@@ -9688,7 +11635,7 @@ PCRE_EXP_DECL void
pcre32_jit_stack_free(pcre32_jit_stack *stack)
#endif
{
-sljit_free_stack((struct sljit_stack *)stack);
+sljit_free_stack((struct sljit_stack *)stack, NULL);
}
#if defined COMPILE_PCRE8
@@ -9718,6 +11665,20 @@ if (extra != NULL &&
}
}
+#if defined COMPILE_PCRE8
+PCRE_EXP_DECL void
+pcre_jit_free_unused_memory(void)
+#elif defined COMPILE_PCRE16
+PCRE_EXP_DECL void
+pcre16_jit_free_unused_memory(void)
+#elif defined COMPILE_PCRE32
+PCRE_EXP_DECL void
+pcre32_jit_free_unused_memory(void)
+#endif
+{
+sljit_free_unused_memory_exec();
+}
+
#else /* SUPPORT_JIT */
/* These are dummy functions to avoid linking errors when JIT support is not
@@ -9784,6 +11745,19 @@ pcre32_assign_jit_stack(pcre32_extra *extra, pcre32_jit_callback callback, void
(void)userdata;
}
+#if defined COMPILE_PCRE8
+PCRE_EXP_DECL void
+pcre_jit_free_unused_memory(void)
+#elif defined COMPILE_PCRE16
+PCRE_EXP_DECL void
+pcre16_jit_free_unused_memory(void)
+#elif defined COMPILE_PCRE32
+PCRE_EXP_DECL void
+pcre32_jit_free_unused_memory(void)
+#endif
+{
+}
+
#endif
/* End of pcre_jit_compile.c */