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authorSverker Eriksson <[email protected]>2011-05-04 18:13:49 +0200
committerSverker Eriksson <[email protected]>2011-05-06 16:31:25 +0200
commit913f72a8c9e1827c812c4795c76a0e57b5ac0eeb (patch)
tree0326b3b5e64a3266fc28eb34caa873420117c633
parent7f8b2825eed8e45b1cabc766bc7f6fce78700073 (diff)
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erts_printf %R for relative ets-terms in halfword-vm
Conflicts: erts/emulator/beam/erl_printf_term.c
-rw-r--r--erts/emulator/beam/big.c6
-rw-r--r--erts/emulator/beam/big.h4
-rw-r--r--erts/emulator/beam/erl_printf_term.c101
-rw-r--r--erts/emulator/beam/erl_printf_term.h4
-rw-r--r--erts/include/internal/erl_printf_format.h2
-rw-r--r--erts/lib_src/common/erl_printf_format.c29
6 files changed, 71 insertions, 75 deletions
diff --git a/erts/emulator/beam/big.c b/erts/emulator/beam/big.c
index f47f5a9c0c..d18de9ae5d 100644
--- a/erts/emulator/beam/big.c
+++ b/erts/emulator/beam/big.c
@@ -1588,7 +1588,7 @@ big_to_double(Wterm x, double* resp)
/*
** Estimate the number of decimal digits (include sign)
*/
-int big_decimal_estimate(Eterm x)
+int big_decimal_estimate(Wterm x)
{
Eterm* xp = big_val(x);
int lg = I_lg(BIG_V(xp), BIG_SIZE(xp));
@@ -1602,7 +1602,7 @@ int big_decimal_estimate(Eterm x)
** Convert a bignum into a string of decimal numbers
*/
-static void write_big(Eterm x, void (*write_func)(void *, char), void *arg)
+static void write_big(Wterm x, void (*write_func)(void *, char), void *arg)
{
Eterm* xp = big_val(x);
ErtsDigit* dx = BIG_V(xp);
@@ -1681,7 +1681,7 @@ write_string(void *arg, char c)
*(--(*((char **) arg))) = c;
}
-char *erts_big_to_string(Eterm x, char *buf, Uint buf_sz)
+char *erts_big_to_string(Wterm x, char *buf, Uint buf_sz)
{
char *big_str = buf + buf_sz - 1;
*big_str = '\0';
diff --git a/erts/emulator/beam/big.h b/erts/emulator/beam/big.h
index f28a390aea..2afc37004f 100644
--- a/erts/emulator/beam/big.h
+++ b/erts/emulator/beam/big.h
@@ -114,9 +114,9 @@ typedef Uint dsize_t; /* Vector size type */
#endif
-int big_decimal_estimate(Eterm);
+int big_decimal_estimate(Wterm);
Eterm erts_big_to_list(Eterm, Eterm**);
-char *erts_big_to_string(Eterm x, char *buf, Uint buf_sz);
+char *erts_big_to_string(Wterm x, char *buf, Uint buf_sz);
Eterm small_times(Sint, Sint, Eterm*);
diff --git a/erts/emulator/beam/erl_printf_term.c b/erts/emulator/beam/erl_printf_term.c
index b71404fd27..34da9cab84 100644
--- a/erts/emulator/beam/erl_printf_term.c
+++ b/erts/emulator/beam/erl_printf_term.c
@@ -114,13 +114,13 @@ do { \
/* return 0 if list is not a non-empty flat list of printable characters */
static int
-is_printable_string(Eterm list)
+is_printable_string(Eterm list, Eterm* base)
{
int len = 0;
int c;
while(is_list(list)) {
- Eterm* consp = list_val(list);
+ Eterm* consp = list_val_rel(list, base);
Eterm hd = CAR(consp);
if (!is_byte(hd))
@@ -226,17 +226,20 @@ static int print_atom_name(fmtfn_t fn, void* arg, Eterm atom, long *dcount)
#define PRT_LAST_ARRAY_ELEMENT ((Eterm) 7) /* Note! Must be last... */
static int
-print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
+print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
+ Eterm* obj_base) /* ignored if !HALFWORD_HEAP */
{
DECLARE_WSTACK(s);
int res;
int i;
Eterm val;
Uint32 *ref_num;
+ union {
+ UWord word;
+ Eterm* ptr;
+ }popped;
Eterm* nobj;
-#if HALFWORD_HEAP
- UWord wobj;
-#endif
+ Wterm wobj;
res = 0;
@@ -258,18 +261,17 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
PRINT_CHAR(res, fn, arg, '}');
goto L_outer_loop;
default:
-#if HALFWORD_HEAP
- obj = (Eterm) (wobj = WSTACK_POP(s));
-#else
- obj = WSTACK_POP(s);
-#endif
+ popped.word = WSTACK_POP(s);
+
switch (val) {
case PRT_TERM:
+ obj = (Eterm) popped.word;
break;
case PRT_ONE_CONS:
+ obj = (Eterm) popped.word;
L_print_one_cons:
{
- Eterm* cons = list_val(obj);
+ Eterm* cons = list_val_rel(obj, obj_base);
Eterm tl;
obj = CAR(cons);
@@ -288,27 +290,13 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
}
break;
case PRT_LAST_ARRAY_ELEMENT:
- {
-#if HALFWORD_HEAP
- Eterm* ptr = (Eterm *) wobj;
-#else
- Eterm* ptr = (Eterm *) obj;
-#endif
- obj = *ptr;
- }
+ obj = *popped.ptr;
break;
default: /* PRT_LAST_ARRAY_ELEMENT+1 and upwards */
- {
-#if HALFWORD_HEAP
- Eterm* ptr = (Eterm *) wobj;
-#else
- Eterm* ptr = (Eterm *) obj;
-#endif
- obj = *ptr++;
- WSTACK_PUSH(s, (UWord) ptr);
- WSTACK_PUSH(s, val-1);
- WSTACK_PUSH(s, PRT_COMMA);
- }
+ obj = *popped.ptr;
+ WSTACK_PUSH(s, (UWord) (popped.ptr + 1));
+ WSTACK_PUSH(s, val-1);
+ WSTACK_PUSH(s, PRT_COMMA);
break;
}
break;
@@ -325,8 +313,12 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
PRINT_CHAR(res, fn, arg, '>');
goto L_done;
}
-
- switch (tag_val_def(obj)) {
+#if HALFWORD_HEAP
+ wobj = is_immed(obj) ? (Wterm)obj : rterm2wterm(obj, obj_base);
+#else
+ wobj = (Wterm)obj;
+#endif
+ switch (tag_val_def(wobj)) {
case NIL_DEF:
PRINT_STRING(res, fn, arg, "[]");
break;
@@ -348,13 +340,13 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
int print_res;
char def_buf[64];
char *buf, *big_str;
- Uint sz = (Uint) big_decimal_estimate(obj);
+ Uint sz = (Uint) big_decimal_estimate(wobj);
sz++;
if (sz <= 64)
buf = &def_buf[0];
else
buf = erts_alloc(ERTS_ALC_T_TMP, sz);
- big_str = erts_big_to_string(obj, buf, sz);
+ big_str = erts_big_to_string(wobj, buf, sz);
print_res = erts_printf_string(fn, arg, big_str);
if (buf != &def_buf[0])
erts_free(ERTS_ALC_T_TMP, (void *) buf);
@@ -369,9 +361,9 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
case EXTERNAL_REF_DEF:
PRINT_STRING(res, fn, arg, "#Ref<");
PRINT_ULONG(res, fn, arg, 'u', 0, 1,
- (unsigned long) ref_channel_no(obj));
- ref_num = ref_numbers(obj);
- for (i = ref_no_of_numbers(obj)-1; i >= 0; i--) {
+ (unsigned long) ref_channel_no(wobj));
+ ref_num = ref_numbers(wobj);
+ for (i = ref_no_of_numbers(wobj)-1; i >= 0; i--) {
PRINT_CHAR(res, fn, arg, '.');
PRINT_ULONG(res, fn, arg, 'u', 0, 1, (unsigned long) ref_num[i]);
}
@@ -381,30 +373,30 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
case EXTERNAL_PID_DEF:
PRINT_CHAR(res, fn, arg, '<');
PRINT_ULONG(res, fn, arg, 'u', 0, 1,
- (unsigned long) pid_channel_no(obj));
+ (unsigned long) pid_channel_no(wobj));
PRINT_CHAR(res, fn, arg, '.');
PRINT_ULONG(res, fn, arg, 'u', 0, 1,
- (unsigned long) pid_number(obj));
+ (unsigned long) pid_number(wobj));
PRINT_CHAR(res, fn, arg, '.');
PRINT_ULONG(res, fn, arg, 'u', 0, 1,
- (unsigned long) pid_serial(obj));
+ (unsigned long) pid_serial(wobj));
PRINT_CHAR(res, fn, arg, '>');
break;
case PORT_DEF:
case EXTERNAL_PORT_DEF:
PRINT_STRING(res, fn, arg, "#Port<");
PRINT_ULONG(res, fn, arg, 'u', 0, 1,
- (unsigned long) port_channel_no(obj));
+ (unsigned long) port_channel_no(wobj));
PRINT_CHAR(res, fn, arg, '.');
PRINT_ULONG(res, fn, arg, 'u', 0, 1,
- (unsigned long) port_number(obj));
+ (unsigned long) port_number(wobj));
PRINT_CHAR(res, fn, arg, '>');
break;
case LIST_DEF:
- if (is_printable_string(obj)) {
+ if (is_printable_string(obj, obj_base)) {
int c;
PRINT_CHAR(res, fn, arg, '"');
- nobj = list_val(obj);
+ nobj = list_val_rel(obj, obj_base);
while (1) {
if ((*dcount)-- <= 0)
goto L_done;
@@ -418,7 +410,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
}
if (is_not_list(*nobj))
break;
- nobj = list_val(*nobj);
+ nobj = list_val_rel(*nobj, obj_base);
}
PRINT_CHAR(res, fn, arg, '"');
} else {
@@ -428,7 +420,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
}
break;
case TUPLE_DEF:
- nobj = tuple_val(obj); /* pointer to arity */
+ nobj = tuple_val(wobj); /* pointer to arity */
i = arityval(*nobj); /* arity */
PRINT_CHAR(res, fn, arg, '{');
WSTACK_PUSH(s,PRT_CLOSE_TUPLE);
@@ -440,13 +432,13 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
break;
case FLOAT_DEF: {
FloatDef ff;
- GET_DOUBLE(obj, ff);
+ GET_DOUBLE(wobj, ff);
PRINT_DOUBLE(res, fn, arg, 'e', 6, 0, ff.fd);
}
break;
case BINARY_DEF:
{
- ProcBin* pb = (ProcBin *) binary_val(obj);
+ ProcBin* pb = (ProcBin *) binary_val(wobj);
if (pb->size == 1)
PRINT_STRING(res, fn, arg, "<<1 byte>>");
else {
@@ -458,7 +450,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
break;
case EXPORT_DEF:
{
- Export* ep = *((Export **) (export_val(obj) + 1));
+ Export* ep = *((Export **) (export_val(wobj) + 1));
Atom* module = atom_tab(atom_val(ep->code[0]));
Atom* name = atom_tab(atom_val(ep->code[1]));
@@ -474,7 +466,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
break;
case FUN_DEF:
{
- ErlFunThing *funp = (ErlFunThing *) fun_val(obj);
+ ErlFunThing *funp = (ErlFunThing *) fun_val(wobj);
Atom *ap = atom_tab(atom_val(funp->fe->module));
PRINT_STRING(res, fn, arg, "#Fun<");
@@ -490,7 +482,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
break;
default:
PRINT_STRING(res, fn, arg, "<unknown:");
- PRINT_POINTER(res, fn, arg, (UWord) obj);
+ PRINT_POINTER(res, fn, arg, wobj);
PRINT_CHAR(res, fn, arg, '>');
break;
}
@@ -503,9 +495,10 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount)
}
int
-erts_printf_term(fmtfn_t fn, void* arg, unsigned long term, long precision)
+erts_printf_term(fmtfn_t fn, void* arg, unsigned long term, long precision,
+ unsigned long* term_base)
{
- int res = print_term(fn, arg, (Uint) term, &precision);
+ int res = print_term(fn, arg, (Eterm)term, &precision, (Eterm*)term_base);
if (res < 0)
return res;
if (precision <= 0)
diff --git a/erts/emulator/beam/erl_printf_term.h b/erts/emulator/beam/erl_printf_term.h
index 4f76028396..4ba22f12de 100644
--- a/erts/emulator/beam/erl_printf_term.h
+++ b/erts/emulator/beam/erl_printf_term.h
@@ -21,6 +21,6 @@
#define ERL_PRINTF_TERM_H__
#include "erl_printf_format.h"
-int erts_printf_term(fmtfn_t fn, void* arg, unsigned long term, long precision);
-
+int erts_printf_term(fmtfn_t fn, void* arg, unsigned long term, long precision,
+ unsigned long* term_base);
#endif
diff --git a/erts/include/internal/erl_printf_format.h b/erts/include/internal/erl_printf_format.h
index 45818079ea..400cc7dafd 100644
--- a/erts/include/internal/erl_printf_format.h
+++ b/erts/include/internal/erl_printf_format.h
@@ -40,7 +40,7 @@ extern int erts_printf_ulong(fmtfn_t, void*, char, int, int, unsigned long);
extern int erts_printf_slong(fmtfn_t, void*, char, int, int, signed long);
extern int erts_printf_double(fmtfn_t, void *, char, int, int, double);
-extern int (*erts_printf_eterm_func)(fmtfn_t, void*, unsigned long, long);
+extern int (*erts_printf_eterm_func)(fmtfn_t, void*, unsigned long, long, unsigned long*);
#endif
diff --git a/erts/lib_src/common/erl_printf_format.c b/erts/lib_src/common/erl_printf_format.c
index 968d563325..fba3fd723c 100644
--- a/erts/lib_src/common/erl_printf_format.c
+++ b/erts/lib_src/common/erl_printf_format.c
@@ -25,7 +25,7 @@
* width: [0-9]+ | '*'
* precision: [0-9]+ | '*'
* length: hh | h | l | ll | L | j | t | b<sz>
- * conversion: d,i | o,u,x,X | e,E | f,F | g,G | a,A | c | s | T |
+ * conversion: d,i | o,u,x,X | e,E | f,F | g,G | a,A | c | s | T | R |
* p | n | %
* sz: 8 | 16 | 32 | 64 | p | e
*/
@@ -101,7 +101,7 @@
#endif
#define FMTC_d 0x0000
-#define FMTC_i 0x0001
+#define FMTC_R 0x0001
#define FMTC_o 0x0002
#define FMTC_u 0x0003
#define FMTC_x 0x0004
@@ -165,7 +165,7 @@ static char heX[] = "0123456789ABCDEF";
#define SIGN(X) ((X) > 0 ? 1 : ((X) < 0 ? -1 : 0))
#define USIGN(X) ((X) == 0 ? 0 : 1)
-int (*erts_printf_eterm_func)(fmtfn_t, void*, unsigned long, long) = NULL;
+int (*erts_printf_eterm_func)(fmtfn_t, void*, unsigned long, long, unsigned long*) = NULL;
static int
noop_fn(void *vfp, char* buf, size_t len)
@@ -183,8 +183,8 @@ static int fmt_fld(fmtfn_t fn,void* arg,
int len;
/* format the prefix */
- if ((sign || (fmt & (FMTF_sgn|FMTF_blk))) &&
- (((fmt & FMTC_MASK) == FMTC_d) || ((fmt & FMTC_MASK) == FMTC_i))) {
+ if ((sign || (fmt & (FMTF_sgn|FMTF_blk)))
+ && (fmt & FMTC_MASK) == FMTC_d) {
if (sign < 0)
*pp++ = '-';
else if ((fmt & FMTF_sgn))
@@ -245,7 +245,6 @@ static int fmt_long(fmtfn_t fn,void* arg,int sign,unsigned long uval,
switch(fmt & FMTC_MASK) {
case FMTC_d:
- case FMTC_i:
case FMTC_u:
break;
case FMTC_o:
@@ -298,7 +297,6 @@ static int fmt_long_long(fmtfn_t fn,void* arg,int sign,
switch(fmt & FMTC_MASK) {
case FMTC_d:
- case FMTC_i:
case FMTC_u:
break;
case FMTC_o:
@@ -622,7 +620,7 @@ int erts_printf_format(fmtfn_t fn, void* arg, char* fmt, va_list ap)
/* specifier */
switch(*ptr) {
case 'd': ptr++; fmt |= FMTC_d; break;
- case 'i': ptr++; fmt |= FMTC_i; break;
+ case 'i': ptr++; fmt |= FMTC_d; break;
case 'o': ptr++; fmt |= FMTC_o; break;
case 'u': ptr++; fmt |= FMTC_u; break;
case 'x': ptr++; fmt |= FMTC_x; break;
@@ -637,6 +635,7 @@ int erts_printf_format(fmtfn_t fn, void* arg, char* fmt, va_list ap)
case 'p': ptr++; fmt |= FMTC_p; break;
case 'n': ptr++; fmt |= FMTC_n; break;
case 'T': ptr++; fmt |= FMTC_T; break;
+ case 'R': ptr++; fmt |= FMTC_R; break;
case '%':
FMT(fn,arg,ptr,1,count);
ptr++;
@@ -650,7 +649,6 @@ int erts_printf_format(fmtfn_t fn, void* arg, char* fmt, va_list ap)
switch(fmt & FMTC_MASK) {
case FMTC_d:
- case FMTC_i:
switch(fmt & FMTL_MASK) {
case FMTL_hh: {
signed char tval = (signed char) va_arg(ap,int);
@@ -814,9 +812,12 @@ int erts_printf_format(fmtfn_t fn, void* arg, char* fmt, va_list ap)
default: *va_arg(ap,int*) = count; break;
}
break;
- case FMTC_T: {
+ case FMTC_T: /* Eterm */
+ case FMTC_R: { /* Eterm, Eterm* base (base ignored if !HALFWORD_HEAP) */
long prec;
unsigned long eterm;
+ unsigned long* eterm_base;
+
if (!erts_printf_eterm_func)
return -EINVAL;
if (precision < 0)
@@ -826,14 +827,16 @@ int erts_printf_format(fmtfn_t fn, void* arg, char* fmt, va_list ap)
else
prec = (long) precision;
eterm = va_arg(ap, unsigned long);
+ eterm_base = ((fmt & FMTC_MASK) == FMTC_R) ?
+ va_arg(ap, unsigned long*) : NULL;
if (width > 0 && !(fmt & FMTF_adj)) {
- res = (*erts_printf_eterm_func)(noop_fn, NULL, eterm, prec);
+ res = (*erts_printf_eterm_func)(noop_fn, NULL, eterm, prec, eterm_base);
if (res < 0)
return res;
if (width > res)
BLANKS(fn, arg, width - res, count);
}
- res = (*erts_printf_eterm_func)(fn, arg, eterm, prec);
+ res = (*erts_printf_eterm_func)(fn, arg, eterm, prec, eterm_base);
if (res < 0)
return res;
count += res;
@@ -924,7 +927,7 @@ erts_printf_slong(fmtfn_t fn, void *arg, char conv, int pad, int width,
unsigned long ul_val;
switch (conv) {
case 'd': fmt |= FMTC_d; break;
- case 'i': fmt |= FMTC_i; break;
+ case 'i': fmt |= FMTC_d; break;
case 'o': fmt |= FMTC_o; break;
case 'x': fmt |= FMTC_x; break;
case 'X': fmt |= FMTC_X; break;