diff options
Diffstat (limited to 'erts/emulator/hipe')
| -rw-r--r-- | erts/emulator/hipe/hipe_bif0.c | 52 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_bif0.h | 5 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_bif1.c | 1 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_bif2.c | 14 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_bif2.tab | 3 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_gc.c | 1 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_mkliterals.c | 1 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_mode_switch.c | 39 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_mode_switch.h | 2 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_sparc_glue.S | 1 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_x86_glue.S | 1 | ||||
| -rw-r--r-- | erts/emulator/hipe/hipe_x86_signal.c | 1 |
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. * |