aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator/hipe
diff options
context:
space:
mode:
Diffstat (limited to 'erts/emulator/hipe')
-rw-r--r--erts/emulator/hipe/hipe_bif0.c52
-rw-r--r--erts/emulator/hipe/hipe_bif0.h5
-rw-r--r--erts/emulator/hipe/hipe_bif1.c1
-rw-r--r--erts/emulator/hipe/hipe_bif2.c14
-rw-r--r--erts/emulator/hipe/hipe_bif2.tab3
-rw-r--r--erts/emulator/hipe/hipe_gc.c1
-rw-r--r--erts/emulator/hipe/hipe_mkliterals.c1
-rw-r--r--erts/emulator/hipe/hipe_mode_switch.c39
-rw-r--r--erts/emulator/hipe/hipe_mode_switch.h2
-rw-r--r--erts/emulator/hipe/hipe_sparc_glue.S1
-rw-r--r--erts/emulator/hipe/hipe_x86_glue.S1
-rw-r--r--erts/emulator/hipe/hipe_x86_signal.c1
12 files changed, 50 insertions, 71 deletions
diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c
index 2a877d8ace..e7fb850530 100644
--- a/erts/emulator/hipe/hipe_bif0.c
+++ b/erts/emulator/hipe/hipe_bif0.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2001-2010. All Rights Reserved.
+ * Copyright Ericsson AB 2001-2011. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -450,52 +450,13 @@ BIF_RETTYPE hipe_bifs_alloc_data_2(BIF_ALIST_2)
}
/*
- * Memory area for constant Erlang terms.
- *
- * These constants must not be forwarded by the gc.
- * Therefore, the gc needs to be able to distinguish between
- * collectible objects and constants. Unfortunately, an Erlang
- * process' collectible objects are scattered around in two
- * heaps and a list of message buffers, so testing "is X a
- * collectible object?" can be expensive.
- *
- * Instead, constants are placed in a single contiguous area,
- * which allows for an inexpensive "is X a constant?" test.
- *
- * XXX: Allow this area to be grown.
+ * Statistics on hipe constants: size of HiPE constants, in words.
*/
-
-/* not static, needed by garbage collector */
-Eterm *hipe_constants_start = NULL;
-Eterm *hipe_constants_next = NULL;
-static unsigned constants_avail_words = 0;
-#define CONSTANTS_BYTES (1536*1024*sizeof(Eterm)) /* 1.5 M words */
-
-static Eterm *constants_alloc(unsigned nwords)
-{
- Eterm *next;
-
- /* initialise at the first call */
- if ((next = hipe_constants_next) == NULL) {
- next = (Eterm*)erts_alloc(ERTS_ALC_T_HIPE, CONSTANTS_BYTES);
- hipe_constants_start = next;
- hipe_constants_next = next;
- constants_avail_words = CONSTANTS_BYTES / sizeof(Eterm);
- }
- if (nwords > constants_avail_words) {
- fprintf(stderr, "Native code constants pool depleted!\r\n");
- /* Must terminate immediately. erl_exit() seems to
- continue running some code which then SIGSEGVs. */
- exit(1);
- }
- constants_avail_words -= nwords;
- hipe_constants_next = next + nwords;
- return next;
-}
+unsigned int hipe_constants_size = 0;
BIF_RETTYPE hipe_bifs_constants_size_0(BIF_ALIST_0)
{
- BIF_RET(make_small(hipe_constants_next - hipe_constants_start));
+ BIF_RET(make_small(hipe_constants_size));
}
/*
@@ -526,14 +487,17 @@ static void *const_term_alloc(void *tmpl)
{
Eterm obj;
Uint size;
+ Uint alloc_size;
Eterm *hp;
struct const_term *p;
obj = (Eterm)tmpl;
ASSERT(is_not_immed(obj));
size = size_object(obj);
+ alloc_size = size + (offsetof(struct const_term, mem)/sizeof(Eterm));
+ hipe_constants_size += alloc_size;
- p = (struct const_term*)constants_alloc(size + (offsetof(struct const_term, mem)/sizeof(Eterm)));
+ p = (struct const_term*)erts_alloc(ERTS_ALC_T_HIPE, alloc_size * sizeof(Eterm));
/* I have absolutely no idea if having a private 'off_heap'
works or not. _Some_ off_heap object is required for
diff --git a/erts/emulator/hipe/hipe_bif0.h b/erts/emulator/hipe/hipe_bif0.h
index 513816ef60..f02e8862dc 100644
--- a/erts/emulator/hipe/hipe_bif0.h
+++ b/erts/emulator/hipe/hipe_bif0.h
@@ -1,5 +1,6 @@
/*
* %CopyrightBegin%
+
*
* Copyright Ericsson AB 2001-2011. All Rights Reserved.
*
@@ -26,10 +27,6 @@
extern Uint *hipe_bifs_find_pc_from_mfa(Eterm mfa);
-/* shared with ggc.c -- NOT an official API */
-extern Eterm *hipe_constants_start;
-extern Eterm *hipe_constants_next;
-
extern void hipe_mfa_info_table_init(void);
extern void *hipe_get_remote_na(Eterm m, Eterm f, unsigned int a);
extern Eterm hipe_find_na_or_make_stub(Process*, Eterm, Eterm, Eterm);
diff --git a/erts/emulator/hipe/hipe_bif1.c b/erts/emulator/hipe/hipe_bif1.c
index c21d289656..87cdfb8c7a 100644
--- a/erts/emulator/hipe/hipe_bif1.c
+++ b/erts/emulator/hipe/hipe_bif1.c
@@ -1,5 +1,6 @@
/*
* %CopyrightBegin%
+
*
* Copyright Ericsson AB 2001-2011. All Rights Reserved.
*
diff --git a/erts/emulator/hipe/hipe_bif2.c b/erts/emulator/hipe/hipe_bif2.c
index e84a264b65..19cd32c68f 100644
--- a/erts/emulator/hipe/hipe_bif2.c
+++ b/erts/emulator/hipe/hipe_bif2.c
@@ -1,5 +1,6 @@
/*
* %CopyrightBegin%
+
*
* Copyright Ericsson AB 2001-2011. All Rights Reserved.
*
@@ -33,7 +34,6 @@
#include "big.h"
#include "hipe_debug.h"
#include "hipe_mode_switch.h"
-#include "hipe_bif0.h" /* hipe_constants_{start,next} */
#include "hipe_arch.h"
#include "hipe_stack.h"
@@ -124,18 +124,6 @@ BIF_RETTYPE hipe_bifs_show_term_1(BIF_ALIST_1)
BIF_RET(am_true);
}
-BIF_RETTYPE hipe_bifs_show_literals_0(BIF_ALIST_0)
-{
- Eterm *p;
-
- p = hipe_constants_start;
- for (; p < hipe_constants_next; ++p)
- printf("0x%0*lx: 0x%0*lx\r\n",
- 2*(int)sizeof(long), (unsigned long)p,
- 2*(int)sizeof(long), *p);
- BIF_RET(am_true);
-}
-
BIF_RETTYPE hipe_bifs_in_native_0(BIF_ALIST_0)
{
BIF_RET(am_false);
diff --git a/erts/emulator/hipe/hipe_bif2.tab b/erts/emulator/hipe/hipe_bif2.tab
index d8d627e370..51323ce7af 100644
--- a/erts/emulator/hipe/hipe_bif2.tab
+++ b/erts/emulator/hipe/hipe_bif2.tab
@@ -1,7 +1,7 @@
#
# %CopyrightBegin%
#
-# Copyright Ericsson AB 2001-2009. All Rights Reserved.
+# Copyright Ericsson AB 2001-2011. All Rights Reserved.
#
# The contents of this file are subject to the Erlang Public License,
# Version 1.1, (the "License"); you may not use this file except in
@@ -26,7 +26,6 @@ bif hipe_bifs:show_nstack/1
bif hipe_bifs:nstack_used_size/0
bif hipe_bifs:show_pcb/1
bif hipe_bifs:show_term/1
-bif hipe_bifs:show_literals/0
bif hipe_bifs:in_native/0
bif hipe_bifs:modeswitch_debug_on/0
bif hipe_bifs:modeswitch_debug_off/0
diff --git a/erts/emulator/hipe/hipe_gc.c b/erts/emulator/hipe/hipe_gc.c
index d913833771..0199dea99e 100644
--- a/erts/emulator/hipe/hipe_gc.c
+++ b/erts/emulator/hipe/hipe_gc.c
@@ -28,7 +28,6 @@
#include "hipe_stack.h"
#include "hipe_gc.h"
-#include "hipe_bif0.h" /* for hipe_constants_{start,next} */
Eterm *fullsweep_nstack(Process *p, Eterm *n_htop)
{
diff --git a/erts/emulator/hipe/hipe_mkliterals.c b/erts/emulator/hipe/hipe_mkliterals.c
index 9d3e75935c..650861b54b 100644
--- a/erts/emulator/hipe/hipe_mkliterals.c
+++ b/erts/emulator/hipe/hipe_mkliterals.c
@@ -1,5 +1,6 @@
/*
* %CopyrightBegin%
+
*
* Copyright Ericsson AB 2001-2011. All Rights Reserved.
*
diff --git a/erts/emulator/hipe/hipe_mode_switch.c b/erts/emulator/hipe/hipe_mode_switch.c
index aad8a321b0..16f8fb1347 100644
--- a/erts/emulator/hipe/hipe_mode_switch.c
+++ b/erts/emulator/hipe/hipe_mode_switch.c
@@ -1,5 +1,6 @@
/*
* %CopyrightBegin%
+
*
* Copyright Ericsson AB 2001-2011. All Rights Reserved.
*
@@ -208,6 +209,8 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[])
#endif
p->i = NULL;
+ /* Set current_function to undefined. stdlib hibernate tests rely on it. */
+ p->current = NULL;
DPRINTF("cmd == %#x (%s)", cmd, code_str(cmd));
HIPE_CHECK_PCB(p);
@@ -322,20 +325,31 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[])
* We need to remove the BIF's parameters from the native
* stack: to this end hipe_${ARCH}_glue.S stores the BIF's
* arity in p->hipe.narity.
+ *
+ * If the BIF emptied the stack (typically hibernate), p->hipe.nsp is
+ * NULL and there is no need to get rid of stacked parameters.
*/
- unsigned int i, is_recursive, callee_arity;
+ unsigned int i, is_recursive = 0;
/* Save p->arity, then update it with the original BIF's arity.
Get rid of any stacked parameters in that call. */
/* XXX: hipe_call_from_native_is_recursive() copies data to
reg[], which is useless in the TRAP case. Maybe write a
specialised hipe_trap_from_native_is_recursive() later. */
- callee_arity = p->arity;
- p->arity = p->hipe.narity; /* caller's arity */
- is_recursive = hipe_call_from_native_is_recursive(p, reg);
-
- p->i = (Eterm *)(p->def_arg_reg[3]);
- p->arity = callee_arity;
+ if (p->hipe.nsp != NULL) {
+ unsigned int callee_arity;
+ callee_arity = p->arity;
+ p->arity = p->hipe.narity; /* caller's arity */
+ is_recursive = hipe_call_from_native_is_recursive(p, reg);
+
+ p->i = (Eterm *)(p->def_arg_reg[3]);
+ p->arity = callee_arity;
+ }
+
+ /* If process is in P_WAITING state, we schedule the next process */
+ if (p->status == P_WAITING) {
+ goto do_schedule;
+ }
for (i = 0; i < p->arity; ++i)
reg[i] = p->def_arg_reg[i];
@@ -592,6 +606,17 @@ void hipe_inc_nstack(Process *p)
}
#endif
+void hipe_empty_nstack(Process *p)
+{
+ if (p->hipe.nstack) {
+ erts_free(ERTS_ALC_T_HIPE, p->hipe.nstack);
+ }
+ p->hipe.nstgraylim = NULL;
+ p->hipe.nsp = NULL;
+ p->hipe.nstack = NULL;
+ p->hipe.nstend = NULL;
+}
+
static void hipe_check_nstack(Process *p, unsigned nwords)
{
while (hipe_nstack_avail(p) < nwords)
diff --git a/erts/emulator/hipe/hipe_mode_switch.h b/erts/emulator/hipe/hipe_mode_switch.h
index c96f51d5ec..dbc2386e14 100644
--- a/erts/emulator/hipe/hipe_mode_switch.h
+++ b/erts/emulator/hipe/hipe_mode_switch.h
@@ -1,5 +1,6 @@
/*
* %CopyrightBegin%
+
*
* Copyright Ericsson AB 2001-2011. All Rights Reserved.
*
@@ -54,6 +55,7 @@ void hipe_mode_switch_init(void);
void hipe_set_call_trap(Uint *bfun, void *nfun, int is_closure);
Process *hipe_mode_switch(Process*, unsigned, Eterm*);
void hipe_inc_nstack(Process *p);
+void hipe_empty_nstack(Process *p);
void hipe_set_closure_stub(ErlFunEntry *fe, unsigned num_free);
Eterm hipe_build_stacktrace(Process *p, struct StackTrace *s);
diff --git a/erts/emulator/hipe/hipe_sparc_glue.S b/erts/emulator/hipe/hipe_sparc_glue.S
index a12d9d5ffc..44bdf1bc7e 100644
--- a/erts/emulator/hipe/hipe_sparc_glue.S
+++ b/erts/emulator/hipe/hipe_sparc_glue.S
@@ -1,5 +1,6 @@
/*
* %CopyrightBegin%
+
*
* Copyright Ericsson AB 2001-2011. All Rights Reserved.
*
diff --git a/erts/emulator/hipe/hipe_x86_glue.S b/erts/emulator/hipe/hipe_x86_glue.S
index 8171541260..88b86f4de7 100644
--- a/erts/emulator/hipe/hipe_x86_glue.S
+++ b/erts/emulator/hipe/hipe_x86_glue.S
@@ -1,5 +1,6 @@
/*
* %CopyrightBegin%
+
*
* Copyright Ericsson AB 2001-2011. All Rights Reserved.
*
diff --git a/erts/emulator/hipe/hipe_x86_signal.c b/erts/emulator/hipe/hipe_x86_signal.c
index 1a44d16c3e..64c0e0da3e 100644
--- a/erts/emulator/hipe/hipe_x86_signal.c
+++ b/erts/emulator/hipe/hipe_x86_signal.c
@@ -1,5 +1,6 @@
/*
* %CopyrightBegin%
+
*
* Copyright Ericsson AB 2001-2011. All Rights Reserved.
*