diff options
Diffstat (limited to 'erts/emulator/hipe')
83 files changed, 715 insertions, 1249 deletions
diff --git a/erts/emulator/hipe/TODO b/erts/emulator/hipe/TODO index dd9760ea1c..0c28616a30 100644 --- a/erts/emulator/hipe/TODO +++ b/erts/emulator/hipe/TODO @@ -1,7 +1,7 @@ %CopyrightBegin% - Copyright Ericsson AB 2004-2009. All Rights Reserved. + Copyright Ericsson AB 2004-2016. All Rights Reserved. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/elf64ppc.x b/erts/emulator/hipe/elf64ppc.x index 3cd4010cb3..46d2632970 100644 --- a/erts/emulator/hipe/elf64ppc.x +++ b/erts/emulator/hipe/elf64ppc.x @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2009. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_amd64.c b/erts/emulator/hipe/hipe_amd64.c index 1bb336637d..62739d2a78 100644 --- a/erts/emulator/hipe/hipe_amd64.c +++ b/erts/emulator/hipe/hipe_amd64.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -83,21 +83,6 @@ int hipe_patch_call(void *callAddress, void *destAddress, void *trampoline) return 0; } -/* - * Memory allocator for executable code. - * - * This is required on AMD64 because some Linux kernels - * (including 2.6.10-rc1 and newer www.kernel.org ones) - * default to non-executable memory mappings, causing - * ordinary malloc() memory to be non-executable. - * - * Implementing this properly also allows us to ensure that - * executable code ends up in the low 2GB of the address space, - * as required by HiPE/AMD64's small code model. - */ -static unsigned int code_bytes; -static char *code_next; - #if 0 /* change to non-zero to get allocation statistics at exit() */ static unsigned int total_mapped, nr_joins, nr_splits, total_alloc, nr_allocs, nr_large, total_lost; static unsigned int atexit_done; @@ -121,101 +106,20 @@ static void atexit_alloc_code_stats(void) #define ALLOC_CODE_STATS(X) do{}while(0) #endif -/* FreeBSD 6.1 breakage */ -#if !defined(MAP_ANONYMOUS) && defined(MAP_ANON) -#define MAP_ANONYMOUS MAP_ANON -#endif - -static int morecore(unsigned int alloc_bytes) -{ - unsigned int map_bytes; - char *map_hint, *map_start; - - /* Page-align the amount to allocate. */ - map_bytes = (alloc_bytes + 4095) & ~4095; - - /* Round up small allocations. */ - if (map_bytes < 1024*1024) - map_bytes = 1024*1024; - else - ALLOC_CODE_STATS(++nr_large); - - /* Create a new memory mapping, ensuring it is executable - and in the low 2GB of the address space. Also attempt - to make it adjacent to the previous mapping. */ - map_hint = code_next + code_bytes; -#if !defined(MAP_32BIT) - /* FreeBSD doesn't have MAP_32BIT, and it doesn't respect - a plain map_hint (returns high mappings even though the - hint refers to a free area), so we have to use both map_hint - and MAP_FIXED to get addresses below the 2GB boundary. - This is even worse than the Linux/ppc64 case. - Similarly, Solaris 10 doesn't have MAP_32BIT, - and it doesn't respect a plain map_hint. */ - if (!map_hint) /* first call */ - map_hint = (char*)(512*1024*1024); /* 0.5GB */ -#endif - if ((unsigned long)map_hint & 4095) - abort(); - map_start = mmap(map_hint, map_bytes, - PROT_EXEC|PROT_READ|PROT_WRITE, - MAP_PRIVATE|MAP_ANONYMOUS -#if defined(MAP_32BIT) - |MAP_32BIT -#elif defined(__FreeBSD__) || defined(__sun__) - |MAP_FIXED -#endif - , - -1, 0); - ALLOC_CODE_STATS(fprintf(stderr, "%s: mmap(%p,%u,...) == %p\r\n", __FUNCTION__, map_hint, map_bytes, map_start)); -#if !defined(MAP_32BIT) - if (map_start != MAP_FAILED && - (((unsigned long)map_start + (map_bytes-1)) & ~0x7FFFFFFFUL)) { - fprintf(stderr, "mmap with hint %p returned code memory %p\r\n", map_hint, map_start); - abort(); - } -#endif - if (map_start == MAP_FAILED) - return -1; - - ALLOC_CODE_STATS(total_mapped += map_bytes); - - /* Merge adjacent mappings, so the trailing portion of the previous - mapping isn't lost. In practice this is quite successful. */ - if (map_start == map_hint) { - ALLOC_CODE_STATS(++nr_joins); - code_bytes += map_bytes; -#if !defined(MAP_32BIT) - if (!code_next) /* first call */ - code_next = map_start; -#endif - } else { - ALLOC_CODE_STATS(++nr_splits); - ALLOC_CODE_STATS(total_lost += code_bytes); - code_next = map_start; - code_bytes = map_bytes; - } - - ALLOC_CODE_STATS(atexit_alloc_code_stats()); - - return 0; -} - +/* + * Memory allocator for executable code. + * + * We use a dedicated allocator for executable code (from OTP 19.0) + * to make sure the memory we get is executable (PROT_EXEC) + * and to ensure that executable code ends up in the low 2GB + * of the address space, as required by HiPE/AMD64's small code model. + */ static void *alloc_code(unsigned int alloc_bytes) { - void *res; - - /* Align function entries. */ - alloc_bytes = (alloc_bytes + 3) & ~3; - - if (code_bytes < alloc_bytes && morecore(alloc_bytes) != 0) - return NULL; ALLOC_CODE_STATS(++nr_allocs); ALLOC_CODE_STATS(total_alloc += alloc_bytes); - res = code_next; - code_next += alloc_bytes; - code_bytes -= alloc_bytes; - return res; + + return erts_alloc(ERTS_ALC_T_HIPE_EXEC, alloc_bytes); } void *hipe_alloc_code(Uint nrbytes, Eterm callees, Eterm *trampolines, Process *p) diff --git a/erts/emulator/hipe/hipe_amd64.h b/erts/emulator/hipe/hipe_amd64.h index 09b55a1243..750a26fcb9 100644 --- a/erts/emulator/hipe/hipe_amd64.h +++ b/erts/emulator/hipe/hipe_amd64.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_amd64.tab b/erts/emulator/hipe/hipe_amd64.tab index 70287034a0..e5ff31b985 100644 --- a/erts/emulator/hipe/hipe_amd64.tab +++ b/erts/emulator/hipe/hipe_amd64.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2004-2011. All Rights Reserved. +# Copyright Ericsson AB 2004-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_amd64_asm.m4 b/erts/emulator/hipe/hipe_amd64_asm.m4 index ecb25ec5c8..409fd0ef89 100644 --- a/erts/emulator/hipe/hipe_amd64_asm.m4 +++ b/erts/emulator/hipe/hipe_amd64_asm.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -121,6 +121,22 @@ define(NSP,%rsp)dnl /* + * Debugging macros + * + * Keeps track of whether context has been saved in the debug build, allowing us + * to detect when the garbage collector is called when it shouldn't. + */ +`#ifdef DEBUG +# define SET_GC_UNSAFE \ + movq $1, P_GCUNSAFE(P) +# define SET_GC_SAFE \ + movq $0, P_GCUNSAFE(P) +#else +# define SET_GC_UNSAFE +# define SET_GC_SAFE +#endif' + +/* * Context switching macros. */ `#define SWITCH_C_TO_ERLANG_QUICK \ @@ -133,12 +149,14 @@ define(NSP,%rsp)dnl `#define SAVE_CACHED_STATE \ SAVE_HP; \ - SAVE_FCALLS' + SAVE_FCALLS; \ + SET_GC_SAFE' `#define RESTORE_CACHED_STATE \ RESTORE_HP; \ RESTORE_HEAP_LIMIT; \ - RESTORE_FCALLS' + RESTORE_FCALLS; \ + SET_GC_UNSAFE' `#define SWITCH_C_TO_ERLANG \ RESTORE_CACHED_STATE; \ diff --git a/erts/emulator/hipe/hipe_amd64_bifs.m4 b/erts/emulator/hipe/hipe_amd64_bifs.m4 index 602e71c195..21739726bb 100644 --- a/erts/emulator/hipe/hipe_amd64_bifs.m4 +++ b/erts/emulator/hipe/hipe_amd64_bifs.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2012. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -600,10 +600,11 @@ noproc_primop_interface_0(nbif_handle_fp_exception, erts_restore_fpu) define(gc_bif_interface_0,`nofail_primop_interface_0($1, $2)') /* - * Implement gc_bif_interface_N as standard_bif_interface_N (N=1,2). + * Implement gc_bif_interface_N as standard_bif_interface_N (N=1,2,3). */ define(gc_bif_interface_1,`standard_bif_interface_1($1, $2)') define(gc_bif_interface_2,`standard_bif_interface_2($1, $2)') +define(gc_bif_interface_3,`standard_bif_interface_3($1, $2)') /* * Implement gc_nofail_primop_interface_1 as nofail_primop_interface_1. diff --git a/erts/emulator/hipe/hipe_amd64_gc.h b/erts/emulator/hipe/hipe_amd64_gc.h index e7a156c910..6b95d54904 100644 --- a/erts/emulator/hipe/hipe_amd64_gc.h +++ b/erts/emulator/hipe/hipe_amd64_gc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_amd64_glue.S b/erts/emulator/hipe/hipe_amd64_glue.S index 6fb93bce53..f3404888d5 100644 --- a/erts/emulator/hipe/hipe_amd64_glue.S +++ b/erts/emulator/hipe/hipe_amd64_glue.S @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -94,6 +94,7 @@ ASYM(nbif_return): .nosave_exit: /* switch to C stack */ SWITCH_ERLANG_TO_C_QUICK + SET_GC_SAFE /* restore C callee-save registers, drop frame, return */ movq (%rsp), %rbp # kills P movq 8(%rsp), %rbx @@ -398,6 +399,7 @@ nbif_4_simple_exception: movl %eax, P_NARITY(P) # Note: narity is a 32-bit field /* find and prepare to invoke the handler */ SWITCH_ERLANG_TO_C_QUICK # The cached state is clean and need not be saved. + SET_GC_SAFE movq P, %rdi call CSYM(hipe_handle_exception) # Note: hipe_handle_exception() conses SWITCH_C_TO_ERLANG # %rsp updated by hipe_find_handler() diff --git a/erts/emulator/hipe/hipe_amd64_glue.h b/erts/emulator/hipe/hipe_amd64_glue.h index e54b8b3a3f..089658f4b5 100644 --- a/erts/emulator/hipe/hipe_amd64_glue.h +++ b/erts/emulator/hipe/hipe_amd64_glue.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_amd64_primops.h b/erts/emulator/hipe/hipe_amd64_primops.h index 23d8202e46..94c39a9433 100644 --- a/erts/emulator/hipe/hipe_amd64_primops.h +++ b/erts/emulator/hipe/hipe_amd64_primops.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_arch.h b/erts/emulator/hipe/hipe_arch.h index 21dabc7cb6..6f959815bb 100644 --- a/erts/emulator/hipe/hipe_arch.h +++ b/erts/emulator/hipe/hipe_arch.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2003-2011. All Rights Reserved. + * Copyright Ericsson AB 2003-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_arm.c b/erts/emulator/hipe/hipe_arm.c index 01512e9aa1..f8ef468341 100644 --- a/erts/emulator/hipe/hipe_arm.c +++ b/erts/emulator/hipe/hipe_arm.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2012. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_arm.h b/erts/emulator/hipe/hipe_arm.h index a0e07cd6ce..b5fe6317c9 100644 --- a/erts/emulator/hipe/hipe_arm.h +++ b/erts/emulator/hipe/hipe_arm.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_arm.tab b/erts/emulator/hipe/hipe_arm.tab index bcac2cd79d..152319edbd 100644 --- a/erts/emulator/hipe/hipe_arm.tab +++ b/erts/emulator/hipe/hipe_arm.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2005-2011. All Rights Reserved. +# Copyright Ericsson AB 2005-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_arm_asm.m4 b/erts/emulator/hipe/hipe_arm_asm.m4 index 8ce8600f97..68a6faa70b 100644 --- a/erts/emulator/hipe/hipe_arm_asm.m4 +++ b/erts/emulator/hipe/hipe_arm_asm.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -48,6 +48,24 @@ define(NR_ARG_REGS,3)dnl admissible values are 0 to 6, inclusive `#define TEMP_LR r8' /* + * Debugging macros + * + * Keeps track of whether context has been saved in the debug build, allowing us + * to detect when the garbage collector is called when it shouldn't. + */ +`#ifdef DEBUG +# define SET_GC_UNSAFE(SCRATCH) \ + mov SCRATCH, #1; \ + str SCRATCH, [P, #P_GCUNSAFE] +# define SET_GC_SAFE(SCRATCH) \ + mov SCRATCH, #0; \ + str SCRATCH, [P, #P_GCUNSAFE] +#else +# define SET_GC_UNSAFE(SCRATCH) +# define SET_GC_SAFE(SCRATCH) +#endif' + +/* * Context switching macros. * * RESTORE_CONTEXT and RESTORE_CONTEXT_QUICK do not affect @@ -59,12 +77,14 @@ define(NR_ARG_REGS,3)dnl admissible values are 0 to 6, inclusive `#define RESTORE_CONTEXT_QUICK \ mov lr, TEMP_LR' -`#define SAVE_CACHED_STATE \ - str HP, [P, #P_HP]; \ - str NSP, [P, #P_NSP]' +`#define SAVE_CACHED_STATE \ + str HP, [P, #P_HP]; \ + str NSP, [P, #P_NSP]; \ + SET_GC_SAFE(HP)' -`#define RESTORE_CACHED_STATE \ - ldr HP, [P, #P_HP]; \ +`#define RESTORE_CACHED_STATE \ + SET_GC_UNSAFE(HP); \ + ldr HP, [P, #P_HP]; \ ldr NSP, [P, #P_NSP]' `#define SAVE_CONTEXT_BIF \ @@ -75,12 +95,14 @@ define(NR_ARG_REGS,3)dnl admissible values are 0 to 6, inclusive ldr HP, [P, #P_HP]' `#define SAVE_CONTEXT_GC \ + SET_GC_SAFE(TEMP_LR); \ mov TEMP_LR, lr; \ str lr, [P, #P_NRA]; \ str NSP, [P, #P_NSP]; \ str HP, [P, #P_HP]' `#define RESTORE_CONTEXT_GC \ + SET_GC_UNSAFE(HP); \ ldr HP, [P, #P_HP]' /* diff --git a/erts/emulator/hipe/hipe_arm_bifs.m4 b/erts/emulator/hipe/hipe_arm_bifs.m4 index 3efe961964..d7a2fec04a 100644 --- a/erts/emulator/hipe/hipe_arm_bifs.m4 +++ b/erts/emulator/hipe/hipe_arm_bifs.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2012. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -198,8 +198,9 @@ $1: * gc_bif_interface_0(nbif_name, cbif_name) * gc_bif_interface_1(nbif_name, cbif_name) * gc_bif_interface_2(nbif_name, cbif_name) + * gc_bif_interface_3(nbif_name, cbif_name) * - * Generate native interface for a BIF with 0-2 parameters and + * Generate native interface for a BIF with 0-3 parameters and * standard failure mode. * The BIF may do a GC. */ @@ -279,6 +280,36 @@ $1: .type $1, %function #endif') +define(gc_bif_interface_3, +` +#ifndef HAVE_$1 +#`define' HAVE_$1 + .global $1 +$1: + /* Set up C argument registers. */ + mov r0, P + NBIF_ARG(r1,3,0) + NBIF_ARG(r2,3,1) + NBIF_ARG(r3,3,2) + + /* Save caller-save registers and call the C function. */ + SAVE_CONTEXT_GC + str r1, [r0, #P_ARG0] /* Store BIF__ARGS in def_arg_reg[] */ + str r2, [r0, #P_ARG1] + str r3, [r0, #P_ARG2] + add r1, r0, #P_ARG0 + CALL_BIF($2) + TEST_GOT_MBUF(3) + + /* Restore registers. Check for exception. */ + cmp r0, #THE_NON_VALUE + RESTORE_CONTEXT_GC + beq nbif_3_simple_exception + NBIF_RET(3) + .size $1, .-$1 + .type $1, %function +#endif') + /* * gc_nofail_primop_interface_1(nbif_name, cbif_name) * diff --git a/erts/emulator/hipe/hipe_arm_gc.h b/erts/emulator/hipe/hipe_arm_gc.h index dfffd6c630..e8eb900978 100644 --- a/erts/emulator/hipe/hipe_arm_gc.h +++ b/erts/emulator/hipe/hipe_arm_gc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_arm_glue.S b/erts/emulator/hipe/hipe_arm_glue.S index e4ce9b75ef..5b7f8ad52d 100644 --- a/erts/emulator/hipe/hipe_arm_glue.S +++ b/erts/emulator/hipe/hipe_arm_glue.S @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -342,6 +342,7 @@ nbif_4_gc_after_bif: str r1, [P, #P_NARITY] str TEMP_LR, [P, #P_NRA] str NSP, [P, #P_NSP] + SET_GC_SAFE(TEMP_LR) mov TEMP_LR, lr mov r3, #0 /* Pass 0 in arity */ mov r2, #0 /* Pass NULL in regs */ @@ -349,6 +350,7 @@ nbif_4_gc_after_bif: mov r0, P bl erts_gc_after_bif_call mov lr, TEMP_LR + SET_GC_UNSAFE(TEMP_LR) ldr TEMP_LR, [P, #P_NRA] mov r1, #0 str r1, [P, #P_NARITY] @@ -404,6 +406,7 @@ nbif_4_simple_exception: str NSP, [P, #P_NSP] str TEMP_LR, [P, #P_NRA] str r1, [P, #P_NARITY] + SET_GC_SAFE(r0) /* find and prepare to invoke the handler */ mov r0, P bl hipe_handle_exception /* Note: hipe_handle_exception() conses */ @@ -423,6 +426,7 @@ nbif_4_simple_exception: str NSP, [P, #P_NSP] str r1, [P, #P_NARITY] str TEMP_LR, [P, #P_NRA] + SET_GC_SAFE(NSP) b .nosave_exit /* diff --git a/erts/emulator/hipe/hipe_arm_glue.h b/erts/emulator/hipe/hipe_arm_glue.h index 39bc27ec5f..dffc5aef03 100644 --- a/erts/emulator/hipe/hipe_arm_glue.h +++ b/erts/emulator/hipe/hipe_arm_glue.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_arm_primops.h b/erts/emulator/hipe/hipe_arm_primops.h index 0e8f84dfb9..c080b67699 100644 --- a/erts/emulator/hipe/hipe_arm_primops.h +++ b/erts/emulator/hipe/hipe_arm_primops.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c index c838150db8..dcb6c35bfa 100644 --- a/erts/emulator/hipe/hipe_bif0.c +++ b/erts/emulator/hipe/hipe_bif0.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2013. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -418,6 +418,8 @@ BIF_RETTYPE hipe_bifs_enter_code_2(BIF_ALIST_2) BIF_RET(make_tuple(hp)); } +#define IS_POWER_OF_TWO(Val) (((Val) > 0) && (((Val) & ((Val)-1)) == 0)) + /* * Allocate memory for arbitrary non-Erlang data. */ @@ -427,16 +429,18 @@ BIF_RETTYPE hipe_bifs_alloc_data_2(BIF_ALIST_2) void *block; if (is_not_small(BIF_ARG_1) || is_not_small(BIF_ARG_2) || - (align = unsigned_val(BIF_ARG_1), - align != sizeof(long) && align != sizeof(double))) + (align = unsigned_val(BIF_ARG_1), !IS_POWER_OF_TWO(align))) BIF_ERROR(BIF_P, BADARG); nrbytes = unsigned_val(BIF_ARG_2); if (nrbytes == 0) BIF_RET(make_small(0)); block = erts_alloc(ERTS_ALC_T_HIPE, nrbytes); - if ((unsigned long)block & (align-1)) + if ((unsigned long)block & (align-1)) { fprintf(stderr, "%s: erts_alloc(%lu) returned %p which is not %lu-byte aligned\r\n", __FUNCTION__, (unsigned long)nrbytes, block, (unsigned long)align); + erts_free(ERTS_ALC_T_HIPE, block); + BIF_ERROR(BIF_P, EXC_NOTSUP); + } BIF_RET(address_to_term(block, BIF_P)); } @@ -488,7 +492,7 @@ static void *const_term_alloc(void *tmpl) alloc_size = size + (offsetof(struct const_term, mem)/sizeof(Eterm)); hipe_constants_size += alloc_size; - p = (struct const_term*)erts_alloc(ERTS_ALC_T_HIPE, alloc_size * sizeof(Eterm)); + p = (struct const_term*)erts_alloc(ERTS_ALC_T_LITERAL, 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 @@ -497,6 +501,8 @@ static void *const_term_alloc(void *tmpl) hp = &p->mem[0]; p->val = copy_struct(obj, size, &hp, &const_term_table_off_heap); + erts_set_literal_tag(&p->val, &p->mem[0], size); + return &p->bucket; } @@ -507,6 +513,9 @@ static void init_const_term_table(void) f.cmp = (HCMP_FUN) const_term_cmp; f.alloc = (HALLOC_FUN) const_term_alloc; f.free = (HFREE_FUN) NULL; + f.meta_alloc = (HMALLOC_FUN) erts_alloc; + f.meta_free = (HMFREE_FUN) erts_free; + f.meta_print = (HMPRINT_FUN) erts_print; hash_init(ERTS_ALC_T_HIPE, &const_term_table, "const_term_table", 97, f); } @@ -528,13 +537,13 @@ BIF_RETTYPE hipe_bifs_merge_term_1(BIF_ALIST_1) BIF_RET(val); } -struct mfa { +struct mfa_t { Eterm mod; Eterm fun; Uint ari; }; -static int term_to_mfa(Eterm term, struct mfa *mfa) +static int term_to_mfa(Eterm term, struct mfa_t *mfa) { Eterm mod, fun, a; Uint ari; @@ -574,15 +583,15 @@ static void print_mfa(Eterm mod, Eterm fun, unsigned int ari) static Uint *hipe_find_emu_address(Eterm mod, Eterm name, unsigned int arity) { Module *modp; - Uint *code_base; + BeamCodeHeader* code_hdr; int i, n; modp = erts_get_module(mod, erts_active_code_ix()); - if (modp == NULL || (code_base = modp->curr.code) == NULL) + if (modp == NULL || (code_hdr = modp->curr.code_hdr) == NULL) return NULL; - n = code_base[MI_NUM_FUNCTIONS]; + n = code_hdr->num_functions; for (i = 0; i < n; ++i) { - Uint *code_ptr = (Uint*)code_base[MI_FUNCTIONS+i]; + Uint *code_ptr = (Uint*)code_hdr->functions[i]; ASSERT(code_ptr[0] == BeamOpCode(op_i_func_info_IaaI)); if (code_ptr[3] == name && code_ptr[4] == arity) return code_ptr+5; @@ -592,7 +601,7 @@ static Uint *hipe_find_emu_address(Eterm mod, Eterm name, unsigned int arity) Uint *hipe_bifs_find_pc_from_mfa(Eterm term) { - struct mfa mfa; + struct mfa_t mfa; if (!term_to_mfa(term, &mfa)) return NULL; @@ -612,7 +621,7 @@ BIF_RETTYPE hipe_bifs_set_native_address_3(BIF_ALIST_3) Eterm *pc; void *address; int is_closure; - struct mfa mfa; + struct mfa_t mfa; switch (BIF_ARG_3) { case am_false: @@ -688,7 +697,7 @@ static struct nbif nbifs[BIF_SIZE] = { #undef BIF_LIST }; -#define NBIF_HASH(m,f,a) ((m)*(f)+(a)) +#define NBIF_HASH(m,f,a) (atom_val(m) ^ atom_val(f) ^ (a)) static Hash nbif_table; static HashValue nbif_hash(struct nbif *x) @@ -715,6 +724,9 @@ static void init_nbif_table(void) f.cmp = (HCMP_FUN) nbif_cmp; f.alloc = (HALLOC_FUN) nbif_alloc; f.free = NULL; + f.meta_alloc = (HMALLOC_FUN) erts_alloc; + f.meta_free = (HMFREE_FUN) erts_free; + f.meta_print = (HMPRINT_FUN) erts_print; hash_init(ERTS_ALC_T_NBIF_TABLE, &nbif_table, "nbif_table", 500, f); @@ -808,6 +820,9 @@ static void init_primop_table(void) f.cmp = (HCMP_FUN) primop_cmp; f.alloc = (HALLOC_FUN) primop_alloc; f.free = NULL; + f.meta_alloc = (HMALLOC_FUN) erts_alloc; + f.meta_free = (HMFREE_FUN) erts_free; + f.meta_print = (HMPRINT_FUN) erts_print; hash_init(ERTS_ALC_T_HIPE, &primop_table, "primop_table", 50, f); @@ -1048,7 +1063,7 @@ static inline void hipe_mfa_info_table_rwunlock(void) erts_smp_rwmtx_rwunlock(&hipe_mfa_info_table.lock); } -#define HIPE_MFA_HASH(M,F,A) ((M) * (F) + (A)) +#define HIPE_MFA_HASH(M,F,A) (atom_val(M) ^ atom_val(F) ^ (A)) static struct hipe_mfa_info **hipe_mfa_info_table_alloc_bucket(unsigned int size) { @@ -1129,10 +1144,13 @@ static inline struct hipe_mfa_info *hipe_mfa_info_table_get_locked(Eterm m, Eter h = HIPE_MFA_HASH(m, f, arity); i = h & hipe_mfa_info_table.mask; p = hipe_mfa_info_table.bucket[i]; - for (; p; p = p->bucket.next) - /* XXX: do we want to compare p->bucket.hvalue as well? */ - if (p->m == m && p->f == f && p->a == arity) - return p; + for (; p; p = p->bucket.next) { + if (p->bucket.hvalue == h) { + if (p->m == m && p->f == f && p->a == arity) + return p; + } + else ASSERT(!(p->m == m && p->f == f && p->a == arity)); + } return NULL; } @@ -1156,10 +1174,13 @@ static struct hipe_mfa_info *hipe_mfa_info_table_put_rwlocked(Eterm m, Eterm f, h = HIPE_MFA_HASH(m, f, arity); i = h & hipe_mfa_info_table.mask; p = hipe_mfa_info_table.bucket[i]; - for (; p; p = p->bucket.next) - /* XXX: do we want to compare p->bucket.hvalue as well? */ - if (p->m == m && p->f == f && p->a == arity) - return p; + for (; p; p = p->bucket.next) { + if (p->bucket.hvalue == h) { + if (p->m == m && p->f == f && p->a == arity) + return p; + } + else ASSERT(!(p->m == m && p->f == f && p->a == arity)); + } p = hipe_mfa_info_table_alloc(m, f, arity); p->bucket.hvalue = h; p->bucket.next = hipe_mfa_info_table.bucket[i]; @@ -1214,7 +1235,7 @@ void hipe_mfa_set_trampoline(Eterm m, Eterm f, unsigned int arity, void *trampol BIF_RETTYPE hipe_bifs_set_funinfo_native_address_3(BIF_ALIST_3) { - struct mfa mfa; + struct mfa_t mfa; void *address; int is_exported; @@ -1236,7 +1257,7 @@ BIF_RETTYPE hipe_bifs_set_funinfo_native_address_3(BIF_ALIST_3) BIF_RETTYPE hipe_bifs_invalidate_funinfo_native_addresses_1(BIF_ALIST_1) { Eterm lst; - struct mfa mfa; + struct mfa_t mfa; struct hipe_mfa_info *p; hipe_mfa_info_table_rwlock(); @@ -1405,7 +1426,7 @@ BIF_RETTYPE hipe_find_na_or_make_stub(BIF_ALIST_3) BIF_RETTYPE hipe_bifs_find_na_or_make_stub_2(BIF_ALIST_2) { - struct mfa mfa; + struct mfa_t mfa; void *address; int is_remote; @@ -1455,6 +1476,10 @@ int hipe_find_mfa_from_ra(const void *ra, Eterm *m, Eterm *f, unsigned int *a) struct hipe_mfa_info **bucket; unsigned int i, nrbuckets; + if (hipe_is_ra_mode_switch(ra)) { + return 0; + } + /* Note about locking: the table is only updated from the loader, which runs with the rest of the system suspended. */ /* XXX: alas not true; see comment at hipe_mfa_info_table.lock */ @@ -1507,9 +1532,9 @@ struct ref { */ BIF_RETTYPE hipe_bifs_add_ref_2(BIF_ALIST_2) { - struct mfa callee; + struct mfa_t callee; Eterm *tuple; - struct mfa caller; + struct mfa_t caller; void *address; void *trampoline; unsigned int flags; @@ -1586,7 +1611,7 @@ BIF_RETTYPE hipe_bifs_add_ref_2(BIF_ALIST_2) */ BIF_RETTYPE hipe_bifs_mark_referred_from_1(BIF_ALIST_1) /* get_refs_from */ { - struct mfa mfa; + struct mfa_t mfa; const struct hipe_mfa_info *p; struct ref *ref; @@ -1638,7 +1663,7 @@ static void hipe_purge_all_refs(void) BIF_RETTYPE hipe_bifs_remove_refs_from_1(BIF_ALIST_1) { - struct mfa mfa; + struct mfa_t mfa; struct hipe_mfa_info *caller_mfa, *callee_mfa; struct hipe_mfa_info_list *refers_to, *tmp_refers_to; struct ref **prev, *ref; @@ -1692,7 +1717,7 @@ BIF_RETTYPE hipe_bifs_remove_refs_from_1(BIF_ALIST_1) */ BIF_RETTYPE hipe_bifs_redirect_referred_from_1(BIF_ALIST_1) { - struct mfa mfa; + struct mfa_t mfa; struct hipe_mfa_info *p; struct ref **prev, *ref; int is_remote, res; @@ -1826,6 +1851,9 @@ static void init_modinfo_table(void) f.cmp = (HCMP_FUN) modinfo_cmp; f.alloc = (HALLOC_FUN) modinfo_alloc; f.free = (HFREE_FUN) NULL; + f.meta_alloc = (HMALLOC_FUN) erts_alloc; + f.meta_free = (HMFREE_FUN) erts_free; + f.meta_print = (HMPRINT_FUN) erts_print; hash_init(ERTS_ALC_T_HIPE, &modinfo_table, "modinfo_table", 11, f); } diff --git a/erts/emulator/hipe/hipe_bif0.h b/erts/emulator/hipe/hipe_bif0.h index 5527c6c3ed..c9a8216368 100644 --- a/erts/emulator/hipe/hipe_bif0.h +++ b/erts/emulator/hipe/hipe_bif0.h @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_bif0.tab b/erts/emulator/hipe/hipe_bif0.tab index 5ce254314a..99237aae05 100644 --- a/erts/emulator/hipe/hipe_bif0.tab +++ b/erts/emulator/hipe/hipe_bif0.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2001-2011. All Rights Reserved. +# Copyright Ericsson AB 2001-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_bif1.c b/erts/emulator/hipe/hipe_bif1.c index a2682992a4..5e127755c6 100644 --- a/erts/emulator/hipe/hipe_bif1.c +++ b/erts/emulator/hipe/hipe_bif1.c @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2012. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -124,757 +124,3 @@ BIF_RETTYPE hipe_bifs_trap_count_clear_0(BIF_ALIST_0) hipe_trap_count = 0; BIF_RET(make_small(count)); } - -/***************************************************************************** - * BIFs for benchmarking. These only do useful things if - * __BENCHMARK__ is defined in beam/benchmark.h. For documentation - * about how to add new counters or maintain the existing counters, - * see benchmark.h. - * - * If benchmarking is not enabled all BIFs will return false. If the - * required benchmark feature is not enabled, the counter will remain - * zero. - * - * process_info/0 -> { Number of live processes, - * Processes spawned in total } - * - * Live processes are increased when a new process is created, and - * decreased when a process dies. Processes spawned is increased - * when a process is created. - * - * - * process_info_clear/0 -> true - * - * Will reset the processes spawned-counters to zero. If this is - * done at some improper time, live processes may become a negative - * value. This is not a problem in itself, just as long as you know - * about it. - * - * - * message_info/0 -> { Messages sent, - * Messages copied, - * Ego messages (sender = receiver), - * Words sent, - * Words copied, - * Words preallocated } - * - * Counting the words sent in a shared heap system will affect - * runtime performance since it means that we have to calculate the - * size of the mesage. With private heaps, this is done anyway and - * will not affect performance. - * - * - * message_info_clear/0 -> true - * - * Reset the message counters to zero. - * - * - * message_sizes/0 -> true - * - * Displays a text-mode bar diagram with message sizes. There are no - * guaranties that this is printed in a way the Erlang system is - * supposed to print things. - * - * - * gc_info/0 -> { Minor collections, - * Major collections, - * Used heap, - * Allocated heap, - * Max used heap, - * Max allocated heap } - * - * Information about private heap garbage collections. Number of - * minor and major collections, how much heap is used and allocated - * and how much heap has been in use and allocated at most since the - * counters were reset. - * - * - * shared_gc_info/0 -> { Minor collections of the shared heap, - * Major collections of the shared heap, - * Used shared heap, - * Allocated shared heap, - * Max used shared heap, - * Max allocated shared heap } - * - * The same as above, but for the shared heap / message area. Note, - * that in a shared heap system the max used heap and max allocated - * heap are mostly the same, since the heap allways is filled before - * a garbage collection, and most garbage collections do not enlarge - * the heap. The private heap numbers are much more interesting. - * - * - * incremental_gc_info/0 -> { Complete minor GC cycles, - * Complete major GC cycles, - * Minor GC stages, - * Major GC stages } - * - * - * gc_info_clear/0 -> true - * - * Reset counters for both private and shared garbage collection. - * - * - * BM Timers - * --------- - * - * All timers returns tuples of the kind: { Minutes, Seconds, Milliseconds } - * except for the max times in garbage collection where times are normally - * small. The tuple is therefor: { Seconds, Milliseconds, Microseconds } - * - * system_timer/0 -> Mutator time - * - * This timer is not a real-time clock, it only runs when a process - * is scheduled to run. You can not find out the accual time a - * program has taken to run using this timer. - * - * - * system_timer_clear/0 -> true - * - * Reset system timer to zero. - * - * - * send_timer/0 -> { Send time, - * Copy time, - * Size time } - * - * Time spent in sending messages. The copy time and size time are - * only active if the copying is needed in send. Copying of data - * into ETS-tables etc is not timed with this timer. - * - * - * send_timer_clear/0 -> true - * - * Reset send timers to zero. - * - * - * gc_timer/0 -> { Time in minor collection, - * Time in major collection, - * Max time in minor collection (�s), - * Max time in major collection (�s) } - * - * Total time spent in garbage collection of the private heaps. The - * max times are for one separate collection. - * - * - * shared_gc_timer/0 -> { Time in minor collection, - * Time in major collection, - * Max time in minor collection (�s), - * Max time in major collection (�s) } - * - * Total time spent in garbage collection of the shared heap / - * message area. The max times are for one separate collection. - * - * - * gc_timer_clear/0 -> true - * - * Reset private and shared garbage collection timers to zero. Note, - * that the max-times are also reset. - * - * - * misc_timer/0 -> { Misc 0, Misc 1, Misc 2 } - * - * Timers for debug purposes. In a normal system, these timers are - * never used. Add these timers at places where you want to time - * something not covered here. Use BM_SWAP_TIMER(from,to) to start - * one of the misc timers. - * - * ... code timed by the system timer ... - * BM_SWAP_TIMER(system,misc1); - * ... code we want to time ... - * BM_SWAP_TIMER(misc1,system); - * ... back on system time ... - * - * - * misc_timer_clear/0 -> true - * - * Reset misc timers to zero. - */ - -BIF_RETTYPE hipe_bifs_process_info_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ -#ifndef BM_COUNTERS - Uint processes_busy = 0; - Uint processes_spawned = 0; -#endif - Eterm *hp; - - hp = HAlloc(BIF_P, 3); - BIF_RET(TUPLE2(hp, - make_small(processes_busy), - make_small(processes_spawned))); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_process_info_clear_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ -#ifdef BM_COUNTERS - processes_spawned = 0; -#endif - BIF_RET(am_true); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_message_info_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ - Eterm *hp; -#ifndef BM_COUNTERS - unsigned long messages_sent = 0; - unsigned long messages_copied = 0; - unsigned long messages_ego = 0; -#endif -#ifndef BM_MESSAGE_SIZES - unsigned long words_sent = 0; - unsigned long words_copied = 0; - unsigned long words_prealloc = 0; -#endif - - hp = HAlloc(BIF_P, 7); - BIF_RET(TUPLE6(hp, - make_small(messages_sent), - make_small(messages_copied), - make_small(messages_ego), - make_small(words_sent), - make_small(words_copied), - make_small(words_prealloc))); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_message_info_clear_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ -#ifdef BM_COUNTERS - messages_sent = 0; - messages_copied = 0; - messages_ego = 0; -#endif -#ifdef BM_MESSAGE_SIZES - words_sent = 0; - words_copied = 0; - words_prealloc = 0; - { - int i; - for (i = 0; i < 1000; i++) - message_sizes[i] = 0; - } -#endif - BIF_RET(am_true); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_message_sizes_0(BIF_ALIST_0) -{ -#ifdef BM_MESSAGE_SIZES - int i, j, max = 0; - int tmp[12] = {0,0,0,0,0,0,0,0,0,0,0,0}; - - for (i = 0; i < 65; i++) { - tmp[0] += message_sizes[i]; - if (tmp[0] > max) - max = tmp[0]; - } - for (i = 65; i < 999; i++) { - tmp[i / 100 + 1] += message_sizes[i]; - if (tmp[i / 100 + 1] > max) - max = tmp[i / 100 + 1]; - } - tmp[11] = message_sizes[999]; - if (tmp[11] > max) - max = tmp[11]; - for (i = -1; i < 11; i++) { - int num = (tmp[i + 1] * 50) / max; - if (i == -1) - printf("\n\r 0 - 64: (%6d) |", tmp[0]); - else if (i == 0) - printf("\n\r 65 - 99: (%6d) |", tmp[1]); - else if (i == 10) - printf("\n\r >= 1000: (%6d) |", tmp[11]); - else - printf("\n\r%3d - %3d: (%6d) |", i * 100, i * 100 + 99, - tmp[i + 1]); - - for (j = 0; j < num; j++) - printf("."); - } - printf("\n\r"); - - BIF_RET(am_true); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_gc_info_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ -#ifndef BM_COUNTERS - Uint minor_gc = 0; - Uint major_gc = 0; -#endif -#ifndef BM_HEAP_SIZES - Uint max_used_heap = 0; - Uint max_allocated_heap = 0; -#endif - Eterm *hp; - Uint used_heap = (BIF_P->htop - BIF_P->heap) + - (OLD_HTOP(BIF_P) - OLD_HEAP(BIF_P)) + - MBUF_SIZE(BIF_P); - - Uint alloc_heap = (BIF_P->hend - BIF_P->heap) + - (OLD_HEND(BIF_P) - OLD_HEAP(BIF_P)) + - MBUF_SIZE(BIF_P); - - hp = HAlloc(BIF_P, 7); - BIF_RET(TUPLE6(hp, - make_small((Uint)minor_gc), - make_small((Uint)major_gc), - make_small((Uint)used_heap), - make_small((Uint)alloc_heap), - make_small(max_used_heap), - make_small(max_allocated_heap))); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_shared_gc_info_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ -#if !(defined(BM_COUNTERS)) - Uint minor_global_gc = 0; - Uint major_global_gc = 0; -#endif -#ifndef BM_HEAP_SIZES - Uint max_used_global_heap = 0; - Uint max_allocated_global_heap = 0; -#endif - Eterm *hp; - - Uint tmp_used_heap = 0; - Uint tmp_allocated_heap = 0; - - hp = HAlloc(BIF_P, 7); - BIF_RET(TUPLE6(hp, - make_small((uint)minor_global_gc), - make_small((uint)major_global_gc), - make_small(tmp_used_heap), - make_small(tmp_allocated_heap), - make_small(max_used_global_heap), - make_small(max_allocated_global_heap))); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_incremental_gc_info_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ -#if !defined(BM_COUNTERS) - Uint minor_gc_cycles = 0; - Uint major_gc_cycles = 0; - Uint minor_gc_stages = 0; - Uint major_gc_stages = 0; -#endif - Eterm *hp; - - hp = HAlloc(BIF_P, 5); - BIF_RET(TUPLE4(hp, - make_small(minor_gc_cycles), - make_small(major_gc_cycles), - make_small(minor_gc_stages), - make_small(major_gc_stages))); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_gc_info_clear_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ - -#ifdef BM_COUNTERS - minor_gc = 0; - major_gc = 0; -#endif - -#ifdef BM_HEAP_SIZES - max_used_heap = 0; - max_allocated_heap = 0; - max_used_global_heap = 0; - max_allocated_global_heap = 0; -#endif - - BIF_RET(am_true); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_pause_times_0(BIF_ALIST_0) -{ -#ifdef BM_TIMERS - int i; - int total_time = 0, n = 0; - int left = 0, right = 0, mid = 0; - - printf("Pause times in minor collection:\r\n"); - for (i = 0; i < MAX_PAUSE_TIME; i++) { - if (pause_times[i] > 0) { - printf("%d: %ld\r\n", i, pause_times[i]); - total_time += pause_times[i] * i; - n += pause_times[i]; - - if (i > mid) - right += pause_times[i]; - - while (right > left) { - left += pause_times[mid++]; - right -= pause_times[mid]; - } - } - } - - printf("Number of collections: %d\r\n", n); - printf("Total collection time: %d\r\n", total_time); - if (n > 0) - printf("Mean pause time: %d\r\n", total_time / n); - - printf("Geometrical mean: %d\r\n", mid); - - total_time = 0; n = 0; - left = 0; right = 0; mid = 0; - printf("Pause times in major collection:\r\n"); - for (i = 0; i < MAX_PAUSE_TIME; i++) { - if (pause_times_old[i] > 0) { - printf("%d: %ld\r\n", i, pause_times_old[i]); - total_time += pause_times_old[i] * i; - n += pause_times_old[i]; - } - } - - printf("Number of collections: %d\r\n", n); - printf("Total collection time: %d\r\n", total_time); - if (n > 0) - printf("Mean pause time: %d\r\n", total_time / n); - - BIF_RET(am_true); -#else - BIF_RET(am_false); -#endif -} - -/* XXX: these macros have free variables */ -#ifdef BM_TIMERS -#define MAKE_TIME(_timer_) { \ - BM_TIMER_T tmp = _timer_##_time / 1000000; \ - milli = tmp % 1000; \ - tmp /= 1000; \ - sec = tmp % 60; \ - min = tmp / 60; } - -#define MAKE_MICRO_TIME(_timer_) { \ - BM_TIMER_T tmp = _timer_##_time / 1000; \ - micro = tmp % 1000; \ - tmp /= 1000; \ - milli = tmp % 1000; \ - sec = tmp / 1000; } - -#else -#define MAKE_TIME(_timer_) -#define MAKE_MICRO_TIME(_timer_) -#endif - -BIF_RETTYPE hipe_bifs_system_timer_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ - uint min = 0; - uint sec = 0; - uint milli = 0; - Eterm *hp; - - hp = HAlloc(BIF_P, 4); - MAKE_TIME(system); - BIF_RET(TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli))); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_system_timer_clear_0(BIF_ALIST_0) -{ -#ifdef BM_TIMERS - system_time = 0; - BIF_RET(am_true); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_send_timer_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ - uint min = 0; - uint sec = 0; - uint milli = 0; - Eterm *hp; - Eterm sendtime, copytime, sizetime; - - hp = HAlloc(BIF_P, 4 * 4); - - MAKE_TIME(send); - sendtime = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - - MAKE_TIME(copy); - copytime = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - - MAKE_TIME(size); - sizetime = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - BIF_RET(TUPLE3(hp, sendtime, copytime, sizetime)); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_send_timer_clear_0(BIF_ALIST_0) -{ -#ifdef BM_TIMERS - send_time = 0; - copy_time = 0; - size_time = 0; - BIF_RET(am_true); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_gc_timer_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ - Eterm *hp; - uint min = 0; - uint sec = 0; - uint milli = 0; - uint micro = 0; - Eterm minor, major, max_min, max_maj; - - hp = HAlloc(BIF_P, 4 * 4 + 5); - - MAKE_TIME(minor_gc); - minor = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - - MAKE_TIME(major_gc); - major = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - - MAKE_MICRO_TIME(max_minor); - max_min = TUPLE3(hp, - make_small(sec), - make_small(milli), - make_small(micro)); - hp += 4; - - MAKE_MICRO_TIME(max_major); - max_maj = TUPLE3(hp, - make_small(sec), - make_small(milli), - make_small(micro)); - hp += 4; - - BIF_RET(TUPLE4(hp, minor, major, max_min, max_maj)); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_shared_gc_timer_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ - Eterm *hp; - uint min = 0; - uint sec = 0; - uint milli = 0; - uint micro = 0; - Eterm minor, major, max_min, max_maj; - - hp = HAlloc(BIF_P, 4 * 4 + 5); - - MAKE_TIME(minor_global_gc); - minor = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - - MAKE_TIME(major_global_gc); - major = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - - MAKE_MICRO_TIME(max_global_minor); - max_min = TUPLE3(hp, - make_small(sec), - make_small(milli), - make_small(micro)); - hp += 4; - - MAKE_MICRO_TIME(max_global_major); - max_maj = TUPLE3(hp, - make_small(sec), - make_small(milli), - make_small(micro)); - hp += 4; - - BIF_RET(TUPLE4(hp, minor, major, max_min, max_maj)); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_gc_timer_clear_0(BIF_ALIST_0) -{ -#ifdef BM_TIMERS - minor_gc_time = 0; - major_gc_time = 0; - max_minor_time = 0; - max_major_time = 0; - minor_global_gc_time = 0; - major_global_gc_time = 0; - max_global_minor_time = 0; - max_global_major_time = 0; - BIF_RET(am_true); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_misc_timer_0(BIF_ALIST_0) -{ -#ifdef __BENCHMARK__ - uint min = 0; - uint sec = 0; - uint milli = 0; - Eterm *hp; - Eterm misctime1, misctime2, misctime3; - - hp = HAlloc(BIF_P, 4 * 4); - - MAKE_TIME(misc0); - misctime1 = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - - MAKE_TIME(misc1); - misctime2 = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - - MAKE_TIME(misc2); - misctime3 = TUPLE3(hp, - make_small(min), - make_small(sec), - make_small(milli)); - hp += 4; - BIF_RET(TUPLE3(hp, misctime1, misctime2, misctime3)); -#else - BIF_RET(am_false); -#endif -} - -BIF_RETTYPE hipe_bifs_misc_timer_clear_0(BIF_ALIST_0) -{ -#ifdef BM_TIMERS - misc0_time = 0; - misc1_time = 0; - misc2_time = 0; - BIF_RET(am_true); -#else - BIF_RET(am_false); -#endif -} - -#undef MAKE_TIME -#undef MAKE_MICRO_TIME - -/* - * HiPE hrvtime(). - * These implementations are currently available: - * + The fallback, which is the same as {X,_} = runtime(statistics). - */ - -static double fallback_get_hrvtime(void) -{ - unsigned long ms_user; - - elapsed_time_both(&ms_user, NULL, NULL, NULL); - return (double)ms_user; -} - -/* - * Fallback, if nothing better exists. - * This is the same as {X,_} = statistics(runtime), which uses - * times(2) on Unix systems. - */ - -#define hrvtime_is_started() 1 -#define start_hrvtime() do{}while(0) -#define stop_hrvtime() do{}while(0) -#define get_hrvtime() fallback_get_hrvtime() - -BIF_RETTYPE hipe_bifs_get_hrvtime_0(BIF_ALIST_0) -{ - Eterm *hp; - Eterm res; - FloatDef f; - - if (!hrvtime_is_started()) - start_hrvtime(); - f.fd = get_hrvtime(); - hp = HAlloc(BIF_P, FLOAT_SIZE_OBJECT); - res = make_float(hp); - PUT_DOUBLE(f, hp); - BIF_RET(res); -} - -BIF_RETTYPE hipe_bifs_stop_hrvtime_0(BIF_ALIST_0) -{ - stop_hrvtime(); - BIF_RET(am_true); -} diff --git a/erts/emulator/hipe/hipe_bif1.h b/erts/emulator/hipe/hipe_bif1.h index 80cdeb4a82..e12bb1a1f3 100644 --- a/erts/emulator/hipe/hipe_bif1.h +++ b/erts/emulator/hipe/hipe_bif1.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_bif1.tab b/erts/emulator/hipe/hipe_bif1.tab index 6c4e05afdb..4be0ad0e9c 100644 --- a/erts/emulator/hipe/hipe_bif1.tab +++ b/erts/emulator/hipe/hipe_bif1.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2001-2009. All Rights Reserved. +# Copyright Ericsson AB 2001-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -27,24 +27,3 @@ bif hipe_bifs:call_count_get/1 bif hipe_bifs:call_count_clear/1 bif hipe_bifs:trap_count_get/0 bif hipe_bifs:trap_count_clear/0 -bif hipe_bifs:process_info/0 -bif hipe_bifs:process_info_clear/0 -bif hipe_bifs:message_info/0 -bif hipe_bifs:message_info_clear/0 -bif hipe_bifs:message_sizes/0 -bif hipe_bifs:gc_info/0 -bif hipe_bifs:shared_gc_info/0 -bif hipe_bifs:incremental_gc_info/0 -bif hipe_bifs:gc_info_clear/0 -bif hipe_bifs:pause_times/0 -bif hipe_bifs:system_timer/0 -bif hipe_bifs:system_timer_clear/0 -bif hipe_bifs:send_timer/0 -bif hipe_bifs:send_timer_clear/0 -bif hipe_bifs:gc_timer/0 -bif hipe_bifs:shared_gc_timer/0 -bif hipe_bifs:gc_timer_clear/0 -bif hipe_bifs:misc_timer/0 -bif hipe_bifs:misc_timer_clear/0 -bif hipe_bifs:get_hrvtime/0 -bif hipe_bifs:stop_hrvtime/0 diff --git a/erts/emulator/hipe/hipe_bif2.c b/erts/emulator/hipe/hipe_bif2.c index 2328e69886..dfd34e31d4 100644 --- a/erts/emulator/hipe/hipe_bif2.c +++ b/erts/emulator/hipe/hipe_bif2.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2012. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_bif2.tab b/erts/emulator/hipe/hipe_bif2.tab index a29e1fbdbb..bbcb577be0 100644 --- a/erts/emulator/hipe/hipe_bif2.tab +++ b/erts/emulator/hipe/hipe_bif2.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2001-2012. All Rights Reserved. +# Copyright Ericsson AB 2001-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_bif64.c b/erts/emulator/hipe/hipe_bif64.c index b97cf2b7ee..a1a3c81bfe 100644 --- a/erts/emulator/hipe/hipe_bif64.c +++ b/erts/emulator/hipe/hipe_bif64.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_bif64.h b/erts/emulator/hipe/hipe_bif64.h index 856b4003dc..a97ce311d3 100644 --- a/erts/emulator/hipe/hipe_bif64.h +++ b/erts/emulator/hipe/hipe_bif64.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_bif64.tab b/erts/emulator/hipe/hipe_bif64.tab index 3062ab5848..eefca379a0 100644 --- a/erts/emulator/hipe/hipe_bif64.tab +++ b/erts/emulator/hipe/hipe_bif64.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2004-2011. All Rights Reserved. +# Copyright Ericsson AB 2004-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_bif_list.m4 b/erts/emulator/hipe/hipe_bif_list.m4 index 7240280345..dcf3447af9 100644 --- a/erts/emulator/hipe/hipe_bif_list.m4 +++ b/erts/emulator/hipe/hipe_bif_list.m4 @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2014. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -96,6 +96,7 @@ * gc_bif_interface_0(nbif_name, cbif_name) * gc_bif_interface_1(nbif_name, cbif_name) * gc_bif_interface_2(nbif_name, cbif_name) + * gc_bif_interface_3(nbif_name, cbif_name) * * A BIF which may do a GC or walk the native stack. * May read NSP, NSP_LIMIT, NRA, HP, HP_LIMIT, and FCALLS. @@ -263,32 +264,34 @@ noproc_primop_interface_1(nbif_atomic_inc, hipe_atomic_inc) ',)dnl /* - * Standard BIFs. - * BIF_LIST(ModuleAtom,FunctionAtom,Arity,CFun,Index) + * BIFs that disable GC while trapping are called via a wrapper + * to reserve stack space for the "trap frame". + * They occasionally need to call the garbage collector in order to make room + * for the trap frame on the BEAM stack. */ +gc_bif_interface_1(nbif_term_to_binary_1, hipe_wrapper_term_to_binary_1) +gc_bif_interface_2(nbif_term_to_binary_2, hipe_wrapper_term_to_binary_2) +gc_bif_interface_1(nbif_binary_to_term_1, hipe_wrapper_binary_to_term_1) +gc_bif_interface_2(nbif_binary_to_term_2, hipe_wrapper_binary_to_term_2) +gc_bif_interface_1(nbif_binary_to_list_1, hipe_wrapper_binary_to_list_1) +gc_bif_interface_3(nbif_binary_to_list_3, hipe_wrapper_binary_to_list_3) +gc_bif_interface_1(nbif_bitstring_to_list_1, hipe_wrapper_bitstring_to_list_1) +gc_bif_interface_1(nbif_list_to_binary_1, hipe_wrapper_list_to_binary_1) +gc_bif_interface_1(nbif_iolist_to_binary_1, hipe_wrapper_iolist_to_binary_1) +gc_bif_interface_1(nbif_binary_list_to_bin_1, hipe_wrapper_binary_list_to_bin_1) +gc_bif_interface_1(nbif_list_to_bitstring_1, hipe_wrapper_list_to_bitstring_1) +gc_bif_interface_2(nbif_send_2, hipe_wrapper_send_2) +gc_bif_interface_3(nbif_send_3, hipe_wrapper_send_3) +gc_bif_interface_2(nbif_ebif_bang_2, hipe_wrapper_ebif_bang_2) +gc_bif_interface_2(nbif_maps_merge_2, hipe_wrapper_maps_merge_2) -/* BIFs that disable GC while trapping are called via a wrapper - * to reserve stack space for the "trap frame". + +/* + * Standard BIFs. + * BIF_LIST(ModuleAtom,FunctionAtom,Arity,CFun,Index) */ -define(CFUN,`ifelse( -$1, term_to_binary_1, hipe_wrapper_$1, -$1, term_to_binary_2, hipe_wrapper_$1, -$1, binary_to_term_1, hipe_wrapper_$1, -$1, binary_to_term_2, hipe_wrapper_$1, -$1, binary_to_list_1, hipe_wrapper_$1, -$1, binary_to_list_3, hipe_wrapper_$1, -$1, bitstring_to_list_1, hipe_wrapper_$1, -$1, list_to_binary_1, hipe_wrapper_$1, -$1, iolist_to_binary_1, hipe_wrapper_$1, -$1, binary_list_to_bin_1, hipe_wrapper_$1, -$1, list_to_bitstring_1, hipe_wrapper_$1, -$1, send_2, hipe_wrapper_$1, -$1, send_3, hipe_wrapper_$1, -$1, ebif_bang_2, hipe_wrapper_$1, -$1, maps_merge_2, hipe_wrapper_$1, -$1)') -define(BIF_LIST,`standard_bif_interface_$3(nbif_$4, CFUN($4))') +define(BIF_LIST,`standard_bif_interface_$3(nbif_$4, $4)') include(TARGET/`erl_bif_list.h') /* diff --git a/erts/emulator/hipe/hipe_debug.c b/erts/emulator/hipe/hipe_debug.c index a48578c468..ace489452f 100644 --- a/erts/emulator/hipe/hipe_debug.c +++ b/erts/emulator/hipe/hipe_debug.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2013. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -195,7 +195,7 @@ void hipe_print_pcb(Process *p) U("rcount ", rcount); U("id ", common.id); U("reds ", reds); - U("tracer_pr..", common.tracer_proc); + U("tracer ", common.tracer); U("trace_fla..", common.trace_flags); U("group_lea..", group_leader); U("flags ", flags); diff --git a/erts/emulator/hipe/hipe_debug.h b/erts/emulator/hipe/hipe_debug.h index bf10d5a2a8..c510eac949 100644 --- a/erts/emulator/hipe/hipe_debug.h +++ b/erts/emulator/hipe/hipe_debug.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_gbif_list.h b/erts/emulator/hipe/hipe_gbif_list.h index dc93741a1d..424b001298 100644 --- a/erts/emulator/hipe/hipe_gbif_list.h +++ b/erts/emulator/hipe/hipe_gbif_list.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_gc.c b/erts/emulator/hipe/hipe_gc.c index 2c747771ac..68c65dea27 100644 --- a/erts/emulator/hipe/hipe_gc.c +++ b/erts/emulator/hipe/hipe_gc.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2012. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -46,9 +46,7 @@ Eterm *fullsweep_nstack(Process *p, Eterm *n_htop) /* arch-specific nstack walk state */ struct nstack_walk_state walk_state; - /* fullsweep-specific state */ - char *src, *oh; - Uint src_size, oh_size; + ASSERT(!p->hipe.gc_is_unsafe); if (!p->hipe.nstack) { ASSERT(!p->hipe.nsp && !p->hipe.nstend); @@ -66,11 +64,6 @@ Eterm *fullsweep_nstack(Process *p, Eterm *n_htop) sdesc = nstack_walk_init_sdesc(p, &walk_state); - src = (char*)HEAP_START(p); - src_size = (char*)HEAP_TOP(p) - src; - oh = (char*)OLD_HEAP(p); - oh_size = (char*)OLD_HTOP(p) - oh; - for (;;) { if (nstack_walk_nsp_reached_end(nsp, nsp_end)) { if (nsp == nsp_end) { @@ -97,8 +90,7 @@ Eterm *fullsweep_nstack(Process *p, Eterm *n_htop) if (IS_MOVED_BOXED(val)) { ASSERT(is_boxed(val)); *nsp_i = val; - } else if (in_area(ptr, src, src_size) || - in_area(ptr, oh, oh_size)) { + } else if (!erts_is_literal(gval, ptr)) { MOVE_BOXED(ptr, val, n_htop, nsp_i); } } else if (is_list(gval)) { @@ -106,8 +98,7 @@ Eterm *fullsweep_nstack(Process *p, Eterm *n_htop) Eterm val = *ptr; if (IS_MOVED_CONS(val)) { *nsp_i = ptr[1]; - } else if (in_area(ptr, src, src_size) || - in_area(ptr, oh, oh_size)) { + } else if (!erts_is_literal(gval, ptr)) { ASSERT(within(ptr, p)); MOVE_CONS(ptr, val, n_htop, nsp_i); } @@ -139,11 +130,15 @@ void gensweep_nstack(Process *p, Eterm **ptr_old_htop, Eterm **ptr_n_htop) unsigned int mask; /* arch-specific nstack walk state */ struct nstack_walk_state walk_state; + char *oh; + Uint oh_size; /* gensweep-specific state */ Eterm *old_htop, *n_htop; - char *heap; - Uint heap_size, mature_size; + char *mature; + Uint mature_size; + + ASSERT(!p->hipe.gc_is_unsafe); if (!p->hipe.nstack) { ASSERT(!p->hipe.nsp && !p->hipe.nstend); @@ -168,9 +163,10 @@ void gensweep_nstack(Process *p, Eterm **ptr_old_htop, Eterm **ptr_n_htop) old_htop = *ptr_old_htop; n_htop = *ptr_n_htop; - heap = (char*)HEAP_START(p); - heap_size = (char*)HEAP_TOP(p) - heap; - mature_size = (char*)HIGH_WATER(p) - heap; + mature = (char *) (p->abandoned_heap ? p->abandoned_heap : p->heap); + mature_size = (char*)HIGH_WATER(p) - mature; + oh = (char*)OLD_HEAP(p); + oh_size = (char*)OLD_HTOP(p) - oh; for (;;) { if (nstack_walk_nsp_reached_end(nsp, nsp_end)) { @@ -209,9 +205,9 @@ void gensweep_nstack(Process *p, Eterm **ptr_old_htop, Eterm **ptr_n_htop) if (IS_MOVED_BOXED(val)) { ASSERT(is_boxed(val)); *nsp_i = val; - } else if (in_area(ptr, heap, mature_size)) { + } else if (ErtsInArea(ptr, mature, mature_size)) { MOVE_BOXED(ptr, val, old_htop, nsp_i); - } else if (in_area(ptr, heap, heap_size)) { + } else if (ErtsInYoungGen(gval, ptr, oh, oh_size)) { ASSERT(within(ptr, p)); MOVE_BOXED(ptr, val, n_htop, nsp_i); } @@ -220,9 +216,9 @@ void gensweep_nstack(Process *p, Eterm **ptr_old_htop, Eterm **ptr_n_htop) Eterm val = *ptr; if (IS_MOVED_CONS(val)) { *nsp_i = ptr[1]; - } else if (in_area(ptr, heap, mature_size)) { + } else if (ErtsInArea(ptr, mature, mature_size)) { MOVE_CONS(ptr, val, old_htop, nsp_i); - } else if (in_area(ptr, heap, heap_size)) { + } else if (ErtsInYoungGen(gval, ptr, oh, oh_size)) { ASSERT(within(ptr, p)); MOVE_CONS(ptr, val, n_htop, nsp_i); } @@ -241,3 +237,122 @@ void gensweep_nstack(Process *p, Eterm **ptr_old_htop, Eterm **ptr_n_htop) } abort(); } + +Eterm *sweep_literals_nstack(Process *p, Eterm *old_htop, char *area, + Uint area_size) +{ + /* known nstack walk state */ + Eterm *nsp; + Eterm *nsp_end; + const struct sdesc *sdesc; + /* arch-specific nstack walk state */ + struct nstack_walk_state walk_state; + + ASSERT(!p->hipe.gc_is_unsafe); + + if (!p->hipe.nstack) { + ASSERT(!p->hipe.nsp && !p->hipe.nstend); + return old_htop; + } + if (!nstack_walk_init_check(p)) + return old_htop; + + ASSERT(p->hipe.nsp && p->hipe.nstend); + nsp = nstack_walk_nsp_begin(p); + nsp_end = nstack_walk_nsp_end(p); + sdesc = nstack_walk_init_sdesc_ignore_trap(p, &walk_state); + + while (!nstack_walk_nsp_reached_end(nsp, nsp_end)) { + unsigned long ra; + unsigned sdesc_size = nstack_walk_frame_size(sdesc); + unsigned i = 0; + unsigned mask = sdesc->livebits[0]; + for (;;) { + if (mask & 1) { + Eterm *nsp_i = nstack_walk_frame_index(nsp, i); + Eterm gval = *nsp_i; + if (is_boxed(gval)) { + Eterm *ptr = boxed_val(gval); + Eterm val = *ptr; + if (IS_MOVED_BOXED(val)) { + ASSERT(is_boxed(val)); + *nsp_i = val; + } else if (ErtsInArea(ptr, area, area_size)) { + MOVE_BOXED(ptr, val, old_htop, nsp_i); + } + } else if (is_list(gval)) { + Eterm *ptr = list_val(gval); + Eterm val = *ptr; + if (IS_MOVED_CONS(val)) { + *nsp_i = ptr[1]; + } else if (ErtsInArea(ptr, area, area_size)) { + MOVE_CONS(ptr, val, old_htop, nsp_i); + } + } + } + if (++i >= sdesc_size) + break; + if (i & 31) + mask >>= 1; + else + mask = sdesc->livebits[i >> 5]; + } + ra = nstack_walk_frame_ra(nsp, sdesc); + if (ra == (unsigned long)nbif_stack_trap_ra) + ra = (unsigned long)p->hipe.ngra; + sdesc = hipe_find_sdesc(ra); + nsp = nstack_walk_next_frame(nsp, sdesc_size); + } + return old_htop; +} + +int +nstack_any_heap_ref_ptrs(Process *rp, char* mod_start, Uint mod_size) +{ + Eterm *nsp; + Eterm *nsp_end; + const struct sdesc *sdesc; + /* arch-specific nstack walk state */ + struct nstack_walk_state walk_state; + + ASSERT(!rp->hipe.gc_is_unsafe); + + if (!rp->hipe.nstack || !nstack_walk_init_check(rp)) return 0; + ASSERT(rp->hipe.nsp && rp->hipe.nstend); + nsp = nstack_walk_nsp_begin(rp); + nsp_end = nstack_walk_nsp_end(rp); + sdesc = nstack_walk_init_sdesc_ignore_trap(rp, &walk_state); + + while (!nstack_walk_nsp_reached_end(nsp, nsp_end)) { + unsigned long ra; + unsigned sdesc_size = nstack_walk_frame_size(sdesc); + unsigned i = 0; + unsigned mask = sdesc->livebits[0]; + for (;;) { + if (mask & 1) { + Eterm *nsp_i = nstack_walk_frame_index(nsp, i); + Eterm val = *nsp_i; + switch (primary_tag(val)) { + case TAG_PRIMARY_BOXED: + case TAG_PRIMARY_LIST: + if (ErtsInArea(val, mod_start, mod_size)) { + return 1; + } + break; + } + } + if (++i >= sdesc_size) + break; + if (i & 31) + mask >>= 1; + else + mask = sdesc->livebits[i >> 5]; + } + ra = nstack_walk_frame_ra(nsp, sdesc); + if (ra == (unsigned long)nbif_stack_trap_ra) + ra = (unsigned long)rp->hipe.ngra; + sdesc = hipe_find_sdesc(ra); + nsp = nstack_walk_next_frame(nsp, sdesc_size); + } + return 0; +} diff --git a/erts/emulator/hipe/hipe_gc.h b/erts/emulator/hipe/hipe_gc.h index e373324cdd..5b5eb29175 100644 --- a/erts/emulator/hipe/hipe_gc.h +++ b/erts/emulator/hipe/hipe_gc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_mkliterals.c b/erts/emulator/hipe/hipe_mkliterals.c index dfa5313739..b9d4226705 100644 --- a/erts/emulator/hipe/hipe_mkliterals.c +++ b/erts/emulator/hipe/hipe_mkliterals.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2012. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -525,6 +525,12 @@ static const struct rts_param rts_params[] = { { 51, "P_CALLEE_EXP", 1, offsetof(struct process, hipe.u.callee_exp) }, { 52, "THE_NON_VALUE", 1, (int)THE_NON_VALUE }, + + { 53, "P_GCUNSAFE", +#ifdef DEBUG + 1, offsetof(struct process, hipe.gc_is_unsafe) +#endif + }, }; #define NR_PARAMS ARRAY_SIZE(rts_params) diff --git a/erts/emulator/hipe/hipe_mode_switch.c b/erts/emulator/hipe/hipe_mode_switch.c index 9243e029f6..ed95045292 100644 --- a/erts/emulator/hipe/hipe_mode_switch.c +++ b/erts/emulator/hipe/hipe_mode_switch.c @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2014. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -59,6 +59,7 @@ * TODO: check PCB consistency at native BIF calls */ int hipe_modeswitch_debug = 0; +extern BeamInstr beam_exit[]; #define HIPE_DEBUG 0 @@ -173,6 +174,33 @@ void hipe_mode_switch_init(void) make_catch(beam_catches_cons(hipe_beam_pc_throw, BEAM_CATCHES_NIL)); hipe_mfa_info_table_init(); + +#if (defined(__i386__) || defined(__x86_64__)) && defined(__linux__) + /* Verify that the offset of c-p->hipe does not change. + The ErLLVM hipe backend depends on it being in a specific + position. Kostis et al has promised to fix this in upstream + llvm by OTP 20, so it should be possible to remove these asserts + after that. */ + ERTS_CT_ASSERT(sizeof(ErtsPTabElementCommon) == + (sizeof(Eterm) + /* id */ + sizeof(((ErtsPTabElementCommon*)0)->refc) + + sizeof(ErtsTracer) + /* tracer */ + sizeof(Uint) + /* trace_flags */ + sizeof(erts_smp_atomic_t) + /* timer */ + sizeof(((ErtsPTabElementCommon*)0)->u))); + + ERTS_CT_ASSERT(offsetof(Process, hipe) == + (sizeof(ErtsPTabElementCommon) + /* common */ + sizeof(Eterm*) + /* htop */ + sizeof(Eterm*) + /* stop */ + sizeof(Eterm*) + /* heap */ + sizeof(Eterm*) + /* hend */ + sizeof(Uint) + /* heap_sz */ + sizeof(Uint) + /* min_heap_size */ + sizeof(Uint) + /* min_vheap_size */ + sizeof(volatile unsigned long))); /* fp_exception */ +#endif + } void hipe_set_call_trap(Uint *bfun, void *nfun, int is_closure) @@ -196,7 +224,7 @@ hipe_push_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) ASSERT(!(p->flags & F_DISABLE_GC)); if ((p->stop - 2) < p->htop) { DPRINTF("calling gc to increase BEAM stack size"); - p->fcalls -= erts_garbage_collect(p, 2, reg, arity); + erts_garbage_collect(p, 2, reg, arity); ASSERT(!((p->stop - 2) < p->htop)); } p->stop -= 2; @@ -218,15 +246,37 @@ static __inline__ void hipe_pop_beam_trap_frame(Process *p) Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) { unsigned result; -#if NR_ARG_REGS > 5 - /* When NR_ARG_REGS > 5, we need to protect the process' input - reduction count (which BEAM stores in def_arg_reg[5]) from - being clobbered by the arch glue code. */ Eterm reds_in = p->def_arg_reg[5]; -#endif -#if NR_ARG_REGS > 4 - Eterm o_reds = p->def_arg_reg[4]; -#endif + /* + * Process is in the normal case scheduled out when reduction + * count reach zero. When "save calls" is enabled reduction + * count is subtracted with CONTEXT_REDS, i.e. initial reduction + * count will be zero or less and process is scheduled out + * when -CONTEXT_REDS is reached. + * + * HiPE does not support the "save calls" feature, so we switch + * to using a positive reduction counter when executing in + * hipe mode, but need to restore the "save calls" when + * returning to beam. We also need to hide the save calls buffer + * from BIFs. We do that by moving the saved calls buf to + * suspended saved calls buf. + * + * Beam has initial reduction count in stored in p->def_arg_reg[5]. + * + * Beam expects -neg_o_reds to be found in p->def_arg_reg[4] + * on return to beam. + */ + + { + struct saved_calls *scb = ERTS_PROC_SET_SAVED_CALLS_BUF(p, NULL); + if (scb) { + reds_in += CONTEXT_REDS; + p->fcalls += CONTEXT_REDS; + ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(p, scb); + } + } + + p->flags |= F_HIPE_MODE; /* inform bifs where we are comming from... */ p->i = NULL; /* Set current_function to undefined. stdlib hibernate tests rely on it. */ @@ -481,12 +531,25 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) erts_smp_proc_unlock(p, ERTS_PROC_LOCKS_MSG_RECEIVE); do_schedule: { -#if !(NR_ARG_REGS > 5) - int reds_in = p->def_arg_reg[5]; + struct saved_calls *scb; + + scb = ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(p, NULL); + if (scb) + ERTS_PROC_SET_SAVED_CALLS_BUF(p, scb); + + /* The process may have died while it was executing, + if so we return out from native code to the interpreter */ + if (erts_smp_atomic32_read_nob(&p->state) & ERTS_PSFLG_EXITING) + p->i = beam_exit; +#ifdef DEBUG + ASSERT(p->debug_reds_in == reds_in); #endif + p->flags &= ~F_HIPE_MODE; + ERTS_SMP_UNREQ_PROC_MAIN_LOCK(p); - p = schedule(p, reds_in - p->fcalls); + p = erts_schedule(NULL, p, reds_in - p->fcalls); ERTS_SMP_REQ_PROC_MAIN_LOCK(p); + ASSERT(!(p->flags & F_HIPE_MODE)); #ifdef ERTS_SMP p->hipe_smp.have_receive_locks = 0; reg = p->scheduler_data->x_reg_array; @@ -501,28 +564,32 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) reg[i] = argp[i]; } { -#if !(NR_ARG_REGS > 5) - Eterm reds_in; -#endif -#if !(NR_ARG_REGS > 4) - Eterm o_reds; -#endif + struct saved_calls *scb; reds_in = p->fcalls; - o_reds = 0; - if (ERTS_PROC_GET_SAVED_CALLS_BUF(p)) { - o_reds = reds_in; - reds_in = 0; - p->fcalls = 0; - } - p->def_arg_reg[4] = o_reds; p->def_arg_reg[5] = reds_in; +#ifdef DEBUG + p->debug_reds_in = reds_in; +#endif if (p->i == hipe_beam_pc_resume) { + p->flags |= F_HIPE_MODE; /* inform bifs where we are comming from... */ + scb = ERTS_PROC_SET_SAVED_CALLS_BUF(p, NULL); + if (scb) + ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(p, scb); p->i = NULL; p->arity = 0; goto do_resume; } + + scb = ERTS_PROC_GET_SAVED_CALLS_BUF(p); + if (!scb) + p->def_arg_reg[4] = 0; + else { + p->def_arg_reg[4] = CONTEXT_REDS; + p->fcalls = -CONTEXT_REDS + reds_in; + } } + HIPE_CHECK_PCB(p); result = HIPE_MODE_SWITCH_RES_CALL_BEAM; p->def_arg_reg[3] = result; @@ -562,14 +629,29 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) default: erts_exit(ERTS_ERROR_EXIT, "hipe_mode_switch: result %#x\r\n", result); } + + { + struct saved_calls *scb = ERTS_PROC_SET_SUSPENDED_SAVED_CALLS_BUF(p, NULL); + if (!scb) + p->def_arg_reg[4] = 0; + else { + p->def_arg_reg[4] = CONTEXT_REDS; + p->fcalls -= CONTEXT_REDS; + ERTS_PROC_SET_SAVED_CALLS_BUF(p, scb); + } + } + HIPE_CHECK_PCB(p); p->def_arg_reg[3] = result; -#if NR_ARG_REGS > 4 - p->def_arg_reg[4] = o_reds; -#endif #if NR_ARG_REGS > 5 + /* + * When NR_ARG_REGS > 5, we need to protect the process' input + * reduction count (which BEAM stores in def_arg_reg[5]) from + * being clobbered by the arch glue code. + */ p->def_arg_reg[5] = reds_in; #endif + p->flags &= ~F_HIPE_MODE; return p; } diff --git a/erts/emulator/hipe/hipe_mode_switch.h b/erts/emulator/hipe/hipe_mode_switch.h index bc863a4f36..e54b81cf78 100644 --- a/erts/emulator/hipe/hipe_mode_switch.h +++ b/erts/emulator/hipe/hipe_mode_switch.h @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -64,6 +64,7 @@ Eterm hipe_build_stacktrace(Process *p, struct StackTrace *s); ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity); ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process*); +ERTS_GLB_INLINE int hipe_is_ra_mode_switch(const void* ra); extern Uint hipe_beam_pc_return[]; extern Uint hipe_beam_pc_throw[]; @@ -95,7 +96,7 @@ ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process *p, Eterm reg[], unsig /* ensure that at least 2 words are available on the BEAM stack */ if ((p->stop - 2) < p->htop) { - p->fcalls -= erts_garbage_collect(p, 2, reg, arity); + erts_garbage_collect(p, 2, reg, arity); ASSERT(!((p->stop - 2) < p->htop)); } p->stop -= 2; @@ -112,6 +113,11 @@ ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process *p) p->stop += 2; } +ERTS_GLB_INLINE int hipe_is_ra_mode_switch(const void* ra) +{ + return ra == nbif_return; +} + #endif /* ERTS_GLB_INLINE_INCL_FUNC_DEF */ #endif /* ASM */ diff --git a/erts/emulator/hipe/hipe_native_bif.c b/erts/emulator/hipe/hipe_native_bif.c index 994f963ece..801cef2e56 100644 --- a/erts/emulator/hipe/hipe_native_bif.c +++ b/erts/emulator/hipe/hipe_native_bif.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2013. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -80,7 +80,7 @@ Eterm hipe_show_nstack_1(BIF_ALIST_1) void hipe_gc(Process *p, Eterm need) { hipe_set_narity(p, 1); - p->fcalls -= erts_garbage_collect(p, unsigned_val(need), NULL, 0); + erts_garbage_collect(p, unsigned_val(need), NULL, 0); hipe_set_narity(p, 0); } @@ -157,13 +157,22 @@ BIF_RETTYPE hipe_set_timeout(BIF_ALIST_1) */ void hipe_select_msg(Process *p) { - ErlMessage *msgp; + ErtsMessage *msgp; msgp = PEEK_MESSAGE(p); UNLINK_MESSAGE(p, msgp); /* decrements global 'erts_proc_tot_mem' variable */ JOIN_MESSAGE(p); CANCEL_TIMER(p); /* calls erts_cancel_proc_timer() */ - free_message(msgp); + erts_save_message_in_proc(p, msgp); + p->flags &= ~F_DELAY_GC; + if (ERTS_IS_GC_DESIRED(p)) { + /* + * We want to GC soon but we leave a few + * reductions giving the message some time + * to turn into garbage. + */ + ERTS_VBUMP_LEAVE_REDS(p, 5); + } } void hipe_fclearerror_error(Process *p) @@ -217,11 +226,6 @@ void hipe_handle_exception(Process *c_p) ASSERT(c_p->freason != TRAP); /* Should have been handled earlier. */ - if (c_p->mbuf) { - erts_printf("%s line %u: p==%p, p->mbuf==%p\n", __FUNCTION__, __LINE__, c_p, c_p->mbuf); - /* erts_garbage_collect(c_p, 0, NULL, 0); */ - } - /* * Check if we have an arglist for the top level call. If so, this * is encoded in Value, so we have to dig out the real Value as well @@ -250,11 +254,6 @@ void hipe_handle_exception(Process *c_p) /* Synthesized to avoid having to generate code for it. */ c_p->def_arg_reg[0] = exception_tag[GET_EXC_CLASS(c_p->freason)]; - if (c_p->mbuf) { - /* erts_printf("%s line %u: p==%p, p->mbuf==%p, p->lastbif==%p\n", __FUNCTION__, __LINE__, c_p, c_p->mbuf, c_p->hipe.lastbif); */ - erts_garbage_collect(c_p, 0, NULL, 0); - } - hipe_find_handler(c_p); } @@ -520,8 +519,9 @@ BIF_RETTYPE hipe_is_divisible(BIF_ALIST_2) */ Eterm hipe_check_get_msg(Process *c_p) { - Eterm ret; - ErlMessage *msgp; + ErtsMessage *msgp; + + c_p->flags |= F_DELAY_GC; next_message: @@ -543,25 +543,29 @@ Eterm hipe_check_get_msg(Process *c_p) /* XXX: BEAM doesn't need this */ c_p->hipe_smp.have_receive_locks = 1; #endif + c_p->flags &= ~F_DELAY_GC; return THE_NON_VALUE; #ifdef ERTS_SMP } #endif } - ErtsMoveMsgAttachmentIntoProc(msgp, c_p, c_p->stop, HEAP_TOP(c_p), - c_p->fcalls, (void) 0, (void) 0); - ret = ERL_MESSAGE_TERM(msgp); - if (is_non_value(ret)) { + + if (is_non_value(ERL_MESSAGE_TERM(msgp)) + && !erts_decode_dist_message(c_p, ERTS_PROC_LOCK_MAIN, msgp, 0)) { /* * A corrupt distribution message that we weren't able to decode; * remove it... */ ASSERT(!msgp->data.attached); UNLINK_MESSAGE(c_p, msgp); - free_message(msgp); + msgp->next = NULL; + erts_cleanup_messages(msgp); goto next_message; } - return ret; + + ASSERT(is_value(ERL_MESSAGE_TERM(msgp))); + + return ERL_MESSAGE_TERM(msgp); } /* @@ -587,7 +591,7 @@ void hipe_clear_timeout(Process *c_p) } #endif if (IS_TRACED_FL(c_p, F_TRACE_RECEIVE)) { - trace_receive(c_p, am_timeout); + trace_receive(c_p, am_clock_service, am_timeout, NULL); } c_p->flags &= ~F_TIMO; JOIN_MESSAGE(c_p); diff --git a/erts/emulator/hipe/hipe_native_bif.h b/erts/emulator/hipe/hipe_native_bif.h index 55a0d3bb1b..a02d26087b 100644 --- a/erts/emulator/hipe/hipe_native_bif.h +++ b/erts/emulator/hipe/hipe_native_bif.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ops.tab b/erts/emulator/hipe/hipe_ops.tab index d021c72ac9..96e4c0da91 100644 --- a/erts/emulator/hipe/hipe_ops.tab +++ b/erts/emulator/hipe/hipe_ops.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2001-2011. All Rights Reserved. +# Copyright Ericsson AB 2001-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ppc.c b/erts/emulator/hipe/hipe_ppc.c index 3f86de626d..9b2048c457 100644 --- a/erts/emulator/hipe/hipe_ppc.c +++ b/erts/emulator/hipe/hipe_ppc.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ppc.h b/erts/emulator/hipe/hipe_ppc.h index 777c9384d5..e86c122fb1 100644 --- a/erts/emulator/hipe/hipe_ppc.h +++ b/erts/emulator/hipe/hipe_ppc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ppc.tab b/erts/emulator/hipe/hipe_ppc.tab index 5bf2320cbe..274612d9ce 100644 --- a/erts/emulator/hipe/hipe_ppc.tab +++ b/erts/emulator/hipe/hipe_ppc.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2004-2011. All Rights Reserved. +# Copyright Ericsson AB 2004-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ppc64.tab b/erts/emulator/hipe/hipe_ppc64.tab index 301a9752f7..a291185b57 100644 --- a/erts/emulator/hipe/hipe_ppc64.tab +++ b/erts/emulator/hipe/hipe_ppc64.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2005-2011. All Rights Reserved. +# Copyright Ericsson AB 2005-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ppc_asm.m4 b/erts/emulator/hipe/hipe_ppc_asm.m4 index ea74923d1f..be25d65725 100644 --- a/erts/emulator/hipe/hipe_ppc_asm.m4 +++ b/erts/emulator/hipe/hipe_ppc_asm.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ppc_bifs.m4 b/erts/emulator/hipe/hipe_ppc_bifs.m4 index 28518827ec..b540562185 100644 --- a/erts/emulator/hipe/hipe_ppc_bifs.m4 +++ b/erts/emulator/hipe/hipe_ppc_bifs.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2012. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -212,8 +212,9 @@ ASYM($1): * gc_bif_interface_0(nbif_name, cbif_name) * gc_bif_interface_1(nbif_name, cbif_name) * gc_bif_interface_2(nbif_name, cbif_name) + * gc_bif_interface_3(nbif_name, cbif_name) * - * Generate native interface for a BIF with 0-2 parameters and + * Generate native interface for a BIF with 0-3 parameters and * standard failure mode. * The BIF may do a GC. */ @@ -300,6 +301,39 @@ ASYM($1): TYPE_FUNCTION(ASYM($1)) #endif') +define(gc_bif_interface_3, +` +#ifndef HAVE_$1 +#`define' HAVE_$1 + GLOBAL(ASYM($1)) +ASYM($1): + /* Set up C argument registers. */ + mr r3, P + NBIF_ARG(r4,3,0) + NBIF_ARG(r5,3,1) + NBIF_ARG(r6,3,2) + + /* Save caller-save registers and call the C function. */ + SAVE_CONTEXT_GC + STORE r4, P_ARG0(r3) /* Store BIF__ARGS in def_arg_reg[] */ + STORE r5, P_ARG1(r3) + STORE r6, P_ARG2(r3) + addi r4, r3, P_ARG0 + CALL_BIF($2) + TEST_GOT_MBUF + + /* Restore registers. Check for exception. */ + CMPI r3, THE_NON_VALUE + RESTORE_CONTEXT_GC + beq- 1f + NBIF_RET(3) +1: /* workaround for bc:s small offset operand */ + b CSYM(nbif_3_simple_exception) + HANDLE_GOT_MBUF(3) + SET_SIZE(ASYM($1)) + TYPE_FUNCTION(ASYM($1)) +#endif') + /* * gc_nofail_primop_interface_1(nbif_name, cbif_name) * diff --git a/erts/emulator/hipe/hipe_ppc_gc.h b/erts/emulator/hipe/hipe_ppc_gc.h index 0854d9e950..a6ec1338ff 100644 --- a/erts/emulator/hipe/hipe_ppc_gc.h +++ b/erts/emulator/hipe/hipe_ppc_gc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ppc_glue.S b/erts/emulator/hipe/hipe_ppc_glue.S index 6e2022603c..44351dc06c 100644 --- a/erts/emulator/hipe/hipe_ppc_glue.S +++ b/erts/emulator/hipe/hipe_ppc_glue.S @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ppc_glue.h b/erts/emulator/hipe/hipe_ppc_glue.h index 93ca39fcb3..2bfa10298c 100644 --- a/erts/emulator/hipe/hipe_ppc_glue.h +++ b/erts/emulator/hipe/hipe_ppc_glue.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_ppc_primops.h b/erts/emulator/hipe/hipe_ppc_primops.h index ce3dda9eb3..540605de9f 100644 --- a/erts/emulator/hipe/hipe_ppc_primops.h +++ b/erts/emulator/hipe/hipe_ppc_primops.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_primops.h b/erts/emulator/hipe/hipe_primops.h index 0bec677574..4fcbc9df38 100644 --- a/erts/emulator/hipe/hipe_primops.h +++ b/erts/emulator/hipe/hipe_primops.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_process.h b/erts/emulator/hipe/hipe_process.h index 60d09ea1c9..a8d5972280 100644 --- a/erts/emulator/hipe/hipe_process.h +++ b/erts/emulator/hipe/hipe_process.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -52,6 +52,9 @@ struct hipe_process_state { #if defined(ERTS_ENABLE_LOCK_CHECK) && defined(ERTS_SMP) void (*bif_callee)(void); /* When calling BIF's via debug wrapper */ #endif +#ifdef DEBUG + UWord gc_is_unsafe; /* Nonzero when GC-required state is on stack */ +#endif }; extern void hipe_arch_print_pcb(struct hipe_process_state *p); @@ -68,6 +71,9 @@ static __inline__ void hipe_init_process(struct hipe_process_state *p) p->nra = NULL; #endif p->narity = 0; +#ifdef DEBUG + p->gc_is_unsafe = 0; +#endif } static __inline__ void hipe_delete_process(struct hipe_process_state *p) diff --git a/erts/emulator/hipe/hipe_risc_gc.h b/erts/emulator/hipe/hipe_risc_gc.h index 770ec93459..09568c140e 100644 --- a/erts/emulator/hipe/hipe_risc_gc.h +++ b/erts/emulator/hipe/hipe_risc_gc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2008-2011. All Rights Reserved. + * Copyright Ericsson AB 2008-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -51,6 +51,19 @@ nstack_walk_init_sdesc(const Process *p, struct nstack_walk_state *state) return sdesc; } +static inline const struct sdesc* +nstack_walk_init_sdesc_ignore_trap(const Process *p, + struct nstack_walk_state *state) +{ + unsigned long ra = (unsigned long)p->hipe.nra; + const struct sdesc *sdesc; + if (ra == (unsigned long)&nbif_stack_trap_ra) + ra = (unsigned long)p->hipe.ngra; + sdesc = hipe_find_sdesc(ra); + state->sdesc0 = sdesc; + return sdesc; +} + static inline void nstack_walk_update_trap(Process *p, const struct sdesc *sdesc0) { Eterm *nsp = p->hipe.nsp; diff --git a/erts/emulator/hipe/hipe_risc_glue.h b/erts/emulator/hipe/hipe_risc_glue.h index 51db7eac01..0284265307 100644 --- a/erts/emulator/hipe/hipe_risc_glue.h +++ b/erts/emulator/hipe/hipe_risc_glue.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2008-2011. All Rights Reserved. + * Copyright Ericsson AB 2008-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_risc_stack.c b/erts/emulator/hipe/hipe_risc_stack.c index fd04421381..dc98c96b8f 100644 --- a/erts/emulator/hipe/hipe_risc_stack.c +++ b/erts/emulator/hipe/hipe_risc_stack.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2008-2011. All Rights Reserved. + * Copyright Ericsson AB 2008-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_signal.h b/erts/emulator/hipe/hipe_signal.h index b2f461797d..5d8621135b 100644 --- a/erts/emulator/hipe/hipe_signal.h +++ b/erts/emulator/hipe/hipe_signal.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2011. All Rights Reserved. + * Copyright Ericsson AB 2002-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_sparc.c b/erts/emulator/hipe/hipe_sparc.c index bd95bc5d98..23020f34ee 100644 --- a/erts/emulator/hipe/hipe_sparc.c +++ b/erts/emulator/hipe/hipe_sparc.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2003-2011. All Rights Reserved. + * Copyright Ericsson AB 2003-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_sparc.h b/erts/emulator/hipe/hipe_sparc.h index 0b74b2db26..25d513e988 100644 --- a/erts/emulator/hipe/hipe_sparc.h +++ b/erts/emulator/hipe/hipe_sparc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2003-2011. All Rights Reserved. + * Copyright Ericsson AB 2003-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_sparc.tab b/erts/emulator/hipe/hipe_sparc.tab index 2f528c0607..bc90d38168 100644 --- a/erts/emulator/hipe/hipe_sparc.tab +++ b/erts/emulator/hipe/hipe_sparc.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2004-2011. All Rights Reserved. +# Copyright Ericsson AB 2004-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_sparc_asm.m4 b/erts/emulator/hipe/hipe_sparc_asm.m4 index 227a1658b4..8a9a516eab 100644 --- a/erts/emulator/hipe/hipe_sparc_asm.m4 +++ b/erts/emulator/hipe/hipe_sparc_asm.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2007-2011. All Rights Reserved. + * Copyright Ericsson AB 2007-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_sparc_bifs.m4 b/erts/emulator/hipe/hipe_sparc_bifs.m4 index a7bbe5b2cc..1389beaa61 100644 --- a/erts/emulator/hipe/hipe_sparc_bifs.m4 +++ b/erts/emulator/hipe/hipe_sparc_bifs.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -210,8 +210,9 @@ $1: * gc_bif_interface_0(nbif_name, cbif_name) * gc_bif_interface_1(nbif_name, cbif_name) * gc_bif_interface_2(nbif_name, cbif_name) + * gc_bif_interface_3(nbif_name, cbif_name) * - * Generate native interface for a BIF with 0-2 parameters and + * Generate native interface for a BIF with 0-3 parameters and * standard failure mode. * The BIF may do a GC. */ @@ -295,6 +296,37 @@ $1: .type $1, #function #endif') +define(gc_bif_interface_3, +` +#ifndef HAVE_$1 +#`define' HAVE_$1 + .global $1 +$1: + /* Set up C argument registers. */ + mov P, %o0 + NBIF_ARG(%o1,3,0) + NBIF_ARG(%o2,3,1) + NBIF_ARG(%o3,3,2) + + /* Save caller-save registers and call the C function. */ + SAVE_CONTEXT_GC + st %o1, [%o0+P_ARG0] ! Store BIF__ARGS in def_arg_reg + st %o2, [%o0+P_ARG1] + st %o3, [%o0+P_ARG2] + add %o0, P_ARG0, %o1 + CALL_BIF($2) + nop + TEST_GOT_MBUF + + /* Restore registers. Check for exception. */ + TEST_GOT_EXN(3) + RESTORE_CONTEXT_GC + NBIF_RET(3) + HANDLE_GOT_MBUF(3) + .size $1, .-$1 + .type $1, #function +#endif') + /* * gc_nofail_primop_interface_1(nbif_name, cbif_name) * diff --git a/erts/emulator/hipe/hipe_sparc_gc.h b/erts/emulator/hipe/hipe_sparc_gc.h index 99e55df1ce..eea0268ed5 100644 --- a/erts/emulator/hipe/hipe_sparc_gc.h +++ b/erts/emulator/hipe/hipe_sparc_gc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2011. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_sparc_glue.S b/erts/emulator/hipe/hipe_sparc_glue.S index 7e47ffb52f..077db9b8ad 100644 --- a/erts/emulator/hipe/hipe_sparc_glue.S +++ b/erts/emulator/hipe/hipe_sparc_glue.S @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_sparc_glue.h b/erts/emulator/hipe/hipe_sparc_glue.h index 95ce1e5b4a..3a1795f408 100644 --- a/erts/emulator/hipe/hipe_sparc_glue.h +++ b/erts/emulator/hipe/hipe_sparc_glue.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_sparc_primops.h b/erts/emulator/hipe/hipe_sparc_primops.h index e42bcbad62..2ecfa1293e 100644 --- a/erts/emulator/hipe/hipe_sparc_primops.h +++ b/erts/emulator/hipe/hipe_sparc_primops.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_stack.c b/erts/emulator/hipe/hipe_stack.c index e088b45c57..e2e6eb74b1 100644 --- a/erts/emulator/hipe/hipe_stack.c +++ b/erts/emulator/hipe/hipe_stack.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2003-2011. All Rights Reserved. + * Copyright Ericsson AB 2003-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_stack.h b/erts/emulator/hipe/hipe_stack.h index f575b97ce3..afa0ed4256 100644 --- a/erts/emulator/hipe/hipe_stack.h +++ b/erts/emulator/hipe/hipe_stack.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2012. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -131,5 +131,8 @@ static __inline__ void hipe_check_nstack(Process *p, unsigned nwords) */ extern Eterm *fullsweep_nstack(Process *p, Eterm *n_htop); extern void gensweep_nstack(Process *p, Eterm **ptr_old_htop, Eterm **ptr_n_htop); +extern Eterm *sweep_literals_nstack(Process *p, Eterm *n_htop, char *area, + Uint area_size); +extern int nstack_any_heap_ref_ptrs(Process *, char* mod_start, Uint mod_size); #endif /* HIPE_STACK_H */ diff --git a/erts/emulator/hipe/hipe_x86.c b/erts/emulator/hipe/hipe_x86.c index 19b70afced..5f6c8c200e 100644 --- a/erts/emulator/hipe/hipe_x86.c +++ b/erts/emulator/hipe/hipe_x86.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2003-2013. All Rights Reserved. + * Copyright Ericsson AB 2003-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -37,7 +37,7 @@ void hipe_patch_load_fe(Uint32 *address, Uint32 value) { /* address points to a disp32 or imm32 operand */ - *address = value; + *address += value; } int hipe_patch_insn(void *address, Uint32 value, Eterm type) @@ -54,7 +54,7 @@ int hipe_patch_insn(void *address, Uint32 value, Eterm type) default: return -1; } - *(Uint32*)address = value; + *(Uint32*)address += value; return 0; } diff --git a/erts/emulator/hipe/hipe_x86.h b/erts/emulator/hipe/hipe_x86.h index 30dc5666ae..8967793171 100644 --- a/erts/emulator/hipe/hipe_x86.h +++ b/erts/emulator/hipe/hipe_x86.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2003-2011. All Rights Reserved. + * Copyright Ericsson AB 2003-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_x86.tab b/erts/emulator/hipe/hipe_x86.tab index 55fb03cde8..b922f05165 100644 --- a/erts/emulator/hipe/hipe_x86.tab +++ b/erts/emulator/hipe/hipe_x86.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2004-2011. All Rights Reserved. +# Copyright Ericsson AB 2004-2016. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_x86_abi.txt b/erts/emulator/hipe/hipe_x86_abi.txt index b74fcef127..31a4a0e121 100644 --- a/erts/emulator/hipe/hipe_x86_abi.txt +++ b/erts/emulator/hipe/hipe_x86_abi.txt @@ -1,7 +1,7 @@ %CopyrightBegin% - Copyright Ericsson AB 2001-2011. All Rights Reserved. + Copyright Ericsson AB 2001-2016. All Rights Reserved. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_x86_asm.m4 b/erts/emulator/hipe/hipe_x86_asm.m4 index 3457574622..91c60382eb 100644 --- a/erts/emulator/hipe/hipe_x86_asm.m4 +++ b/erts/emulator/hipe/hipe_x86_asm.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2011. All Rights Reserved. + * Copyright Ericsson AB 2002-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_x86_bifs.m4 b/erts/emulator/hipe/hipe_x86_bifs.m4 index 0c0a8da6eb..c0c149733c 100644 --- a/erts/emulator/hipe/hipe_x86_bifs.m4 +++ b/erts/emulator/hipe/hipe_x86_bifs.m4 @@ -2,7 +2,7 @@ changecom(`/*', `*/')dnl /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2012. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -671,10 +671,11 @@ noproc_primop_interface_0(nbif_handle_fp_exception, erts_restore_fpu) define(gc_bif_interface_0,`nofail_primop_interface_0($1, $2)') /* - * Implement gc_bif_interface_N as standard_bif_interface_N (N=1,2). + * Implement gc_bif_interface_N as standard_bif_interface_N (N=1,2,3). */ define(gc_bif_interface_1,`standard_bif_interface_1($1, $2)') define(gc_bif_interface_2,`standard_bif_interface_2($1, $2)') +define(gc_bif_interface_3,`standard_bif_interface_3($1, $2)') /* * Implement gc_nofail_primop_interface_1 as nofail_primop_interface_1. diff --git a/erts/emulator/hipe/hipe_x86_gc.h b/erts/emulator/hipe/hipe_x86_gc.h index a8770ef4f9..00fe03d8f9 100644 --- a/erts/emulator/hipe/hipe_x86_gc.h +++ b/erts/emulator/hipe/hipe_x86_gc.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2013. All Rights Reserved. + * Copyright Ericsson AB 2004-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -81,6 +81,23 @@ nstack_walk_init_sdesc(const Process *p, struct nstack_walk_state *state) #endif } +static inline const struct sdesc* +nstack_walk_init_sdesc_ignore_trap(const Process *p, + struct nstack_walk_state *state) +{ +#ifdef SKIP_YOUNGEST_FRAME + unsigned long ra = p->hipe.nsp[0]; + const struct sdesc *sdesc; + if (ra == (unsigned long)nbif_stack_trap_ra) + ra = (unsigned long)p->hipe.ngra; + sdesc = hipe_find_sdesc(ra); + state->sdesc0 = sdesc; + return sdesc; +#else + return nstack_walk_init_sdesc(p, state); +#endif +} + static inline void nstack_walk_update_trap(Process *p, const struct sdesc *sdesc0) { #ifdef SKIP_YOUNGEST_FRAME diff --git a/erts/emulator/hipe/hipe_x86_glue.S b/erts/emulator/hipe/hipe_x86_glue.S index cf382c480d..8d6e377730 100644 --- a/erts/emulator/hipe/hipe_x86_glue.S +++ b/erts/emulator/hipe/hipe_x86_glue.S @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_x86_glue.h b/erts/emulator/hipe/hipe_x86_glue.h index 6c123e8938..818d7444e2 100644 --- a/erts/emulator/hipe/hipe_x86_glue.h +++ b/erts/emulator/hipe/hipe_x86_glue.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_x86_primops.h b/erts/emulator/hipe/hipe_x86_primops.h index 3e057059bc..68a284203e 100644 --- a/erts/emulator/hipe/hipe_x86_primops.h +++ b/erts/emulator/hipe/hipe_x86_primops.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2011. All Rights Reserved. + * Copyright Ericsson AB 2005-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/erts/emulator/hipe/hipe_x86_signal.c b/erts/emulator/hipe/hipe_x86_signal.c index b7dae88417..50d08b96d3 100644 --- a/erts/emulator/hipe/hipe_x86_signal.c +++ b/erts/emulator/hipe/hipe_x86_signal.c @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2014. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -38,9 +38,6 @@ * * Our solution is to override the C library's signal handler setup * procedure with our own which enforces the SA_ONSTACK flag. - * - * XXX: This code only supports Linux with glibc-2.1 or above, - * and Solaris 8. */ #ifdef HAVE_CONFIG_H #include "config.h" @@ -55,27 +52,6 @@ #include "hipe_signal.h" #if __GLIBC__ == 2 && (__GLIBC_MINOR__ >= 3) -/* See comment below for glibc 2.2. */ -#ifndef __USE_GNU -#define __USE_GNU /* to un-hide RTLD_NEXT */ -#endif -#include <dlfcn.h> -static int (*__next_sigaction)(int, const struct sigaction*, struct sigaction*); -#define init_done() (__next_sigaction != 0) -extern int __sigaction(int, const struct sigaction*, struct sigaction*); -#define __SIGACTION __sigaction -static void do_init(void) -{ - __next_sigaction = dlsym(RTLD_NEXT, "__sigaction"); - if (__next_sigaction != 0) - return; - perror("dlsym"); - abort(); -} -#define INIT() do { if (!init_done()) do_init(); } while (0) -#endif /* glibc 2.3 */ - -#if __GLIBC__ == 2 && (__GLIBC_MINOR__ == 2 /*|| __GLIBC_MINOR__ == 3*/) /* * __libc_sigaction() is the core routine. * Without libpthread, sigaction() and __sigaction() are both aliases @@ -100,65 +76,14 @@ static void do_init(void) * old BSD or SysV interfaces. * glibc's internal calls to __sigaction() appear to be mostly safe. * hipe_signal_init() fixes some unsafe ones, e.g. the SIGPROF handler. - * - * Tested with glibc-2.1.92 on RedHat 7.0, glibc-2.2.2 on RedHat 7.1, - * glibc-2.2.4 on RedHat 7.2, and glibc-2.2.5 on RedHat 7.3. */ -#if 0 -/* works with 2.2.5 and 2.2.4, but not 2.2.2 or 2.1.92 */ +#ifndef __USE_GNU #define __USE_GNU /* to un-hide RTLD_NEXT */ -#include <dlfcn.h> -static int (*__next_sigaction)(int, const struct sigaction*, struct sigaction*); -#define init_done() (__next_sigaction != 0) -#define __SIGACTION __sigaction -static void do_init(void) -{ - __next_sigaction = dlsym(RTLD_NEXT, "__sigaction"); - if (__next_sigaction != 0) - return; - perror("dlsym"); - abort(); -} -#define INIT() do { if (!init_done()) do_init(); } while (0) -#else -/* semi-works with all 2.2 versions so far */ -extern int __sigaction(int, const struct sigaction*, struct sigaction*); -#define __next_sigaction __sigaction /* pthreads-aware version */ -#undef __SIGACTION /* we can't override __sigaction() */ -#define INIT() do{}while(0) #endif -#endif /* glibc 2.2 */ - -#if __GLIBC__ == 2 && __GLIBC_MINOR__ == 1 -/* - * __sigaction() is the core routine. - * Without libpthread, sigaction() is an alias for __sigaction(). - * libpthread redefines sigaction() as a non-trivial wrapper around - * __sigaction(). - * glibc has internal calls to both sigaction() and __sigaction(). - * - * Overriding __sigaction() would be ideal, but doing so breaks - * libpthread (threads hang). Instead we override sigaction() and - * use dlsym RTLD_NEXT to find glibc's version of sigaction(). - * glibc's internal calls to __sigaction() appear to be mostly safe. - * hipe_signal_init() fixes some unsafe ones, e.g. the SIGPROF handler. - * - * Tested with glibc-2.1.3 on RedHat 6.2. - */ -#include <dlfcn.h> -static int (*__next_sigaction)(int, const struct sigaction*, struct sigaction*); -#define init_done() (__next_sigaction != 0) -#undef __SIGACTION -static void do_init(void) -{ - __next_sigaction = dlsym(RTLD_NEXT, "sigaction"); - if (__next_sigaction != 0) - return; - perror("dlsym"); - abort(); -} -#define INIT() do { if (!init_done()) do_init(); } while (0) -#endif /* glibc 2.1 */ +#define NEXT_SIGACTION "__sigaction" +#define LIBC_SIGACTION __sigaction +#define OVERRIDE_SIGACTION +#endif /* glibc >= 2.3 */ /* Is there no standard identifier for Darwin/MacOSX ? */ #if defined(__APPLE__) && defined(__MACH__) && !defined(__DARWIN__) @@ -181,21 +106,10 @@ static void do_init(void) * The other _sigaction, _sigaction_no_bind I don't understand the purpose * of and don't modify. */ -#include <dlfcn.h> -static int (*__next_sigaction)(int, const struct sigaction*, struct sigaction*); -#define init_done() (__next_sigaction != 0) -extern int _sigaction(int, const struct sigaction*, struct sigaction*); -#define __SIGACTION _sigaction -static void do_init(void) -{ - __next_sigaction = dlsym(RTLD_NEXT, "sigaction"); - if (__next_sigaction != 0) - return; - perror("dlsym_darwin"); - abort(); -} +#define NEXT_SIGACTION "sigaction" +#define LIBC_SIGACTION _sigaction +#undef OVERRIDE_SIGACTION #define _NSIG NSIG -#define INIT() do { if (!init_done()) do_init(); } while (0) #endif /* __DARWIN__ */ #if defined(__sun__) @@ -218,20 +132,10 @@ static void do_init(void) * our init routine has had a chance to find _sigaction()'s address. * This forces us to initialise at the first call. */ -#include <dlfcn.h> -static int (*__next_sigaction)(int, const struct sigaction*, struct sigaction*); -#define init_done() (__next_sigaction != 0) -#define __SIGACTION _sigaction -static void do_init(void) -{ - __next_sigaction = dlsym(RTLD_NEXT, "_sigaction"); - if (__next_sigaction != 0) - return; - perror("dlsym"); - abort(); -} +#define NEXT_SIGACTION "_sigaction" +#define LIBC_SIGACTION _sigaction +#define OVERRIDE_SIGACTION #define _NSIG NSIG -#define INIT() do { if (!init_done()) do_init(); } while (0) #endif /* __sun__ */ #if defined(__FreeBSD__) @@ -239,23 +143,22 @@ static void do_init(void) * This is a copy of Darwin code for FreeBSD. * CAVEAT: detailed semantics are not verified yet. */ -#include <dlfcn.h> -static int (*__next_sigaction)(int, const struct sigaction*, struct sigaction*); -#define init_done() (__next_sigaction != 0) -extern int _sigaction(int, const struct sigaction*, struct sigaction*); -#define __SIGACTION _sigaction -static void do_init(void) -{ - __next_sigaction = dlsym(RTLD_NEXT, "sigaction"); - if (__next_sigaction != 0) - return; - perror("dlsym_freebsd"); - abort(); -} +#define NEXT_SIGACTION "sigaction" +#define LIBC_SIGACTION _sigaction +#undef OVERRIDE_SIGACTION #define _NSIG NSIG -#define INIT() do { if (!init_done()) do_init(); } while (0) #endif /* __FreeBSD__ */ +#if defined(__NetBSD__) +/* + * Note: This is only stub code to allow the build to succeed. + * Whether this actually provides the needed overrides for safe + * signal delivery or not is unknown. + */ +#undef NEXT_SIGACTION +#undef OVERRIDE_SIGACTION +#endif /* __NetBSD__ */ + #if !(defined(__GLIBC__) || defined(__DARWIN__) || defined(__NetBSD__) || defined(__FreeBSD__) || defined(__sun__)) /* * Unknown libc -- assume musl. Note: musl deliberately does not provide a musl-specific @@ -265,30 +168,40 @@ static void do_init(void) * There are libc-internal calls to __libc_sigaction which install handlers, so we must * override __libc_sigaction rather than __sigaction. */ +#define NEXT_SIGACTION "__libc_sigaction" +#define LIBC_SIGACTION __libc_sigaction +#define OVERRIDE_SIGACTION +#ifndef _NSIG +#define _NSIG NSIG +#endif +#endif /* !(__GLIBC__ || __DARWIN__ || __NetBSD__ || __FreeBSD__ || __sun__) */ + +#if defined(NEXT_SIGACTION) +/* + * Initialize a function pointer to the libc core sigaction routine, + * to be used by our wrappers. + */ #include <dlfcn.h> -static int (*__next_sigaction)(int, const struct sigaction*, struct sigaction*); -#define init_done() (__next_sigaction != 0) -#define __SIGACTION __libc_sigaction +static int (*next_sigaction)(int, const struct sigaction*, struct sigaction*); static void do_init(void) { - __next_sigaction = dlsym(RTLD_NEXT, "__libc_sigaction"); - if (__next_sigaction != 0) + next_sigaction = dlsym(RTLD_NEXT, NEXT_SIGACTION); + if (next_sigaction != 0) return; perror("dlsym"); abort(); } -#ifndef _NSIG -#define _NSIG NSIG -#endif -#define INIT() do { if (!init_done()) do_init(); } while (0) -#endif /* !(__GLIBC__ || __DARWIN__ || __NetBSD__ || __FreeBSD__ || __sun__) */ +#define INIT() do { if (!next_sigaction) do_init(); } while (0) +#else /* !defined(NEXT_SIGACTION) */ +#define INIT() do { } while (0) +#endif /* !defined(NEXT_SIGACTION) */ -#if !defined(__NetBSD__) +#if defined(NEXT_SIGACTION) /* * This is our wrapper for sigaction(). sigaction() can be called before * hipe_signal_init() has been executed, especially when threads support * has been linked with the executable. Therefore, we must initialise - * __next_sigaction() dynamically, the first time it's needed. + * next_sigaction() dynamically, the first time it's needed. */ static int my_sigaction(int signum, const struct sigaction *act, struct sigaction *oldact) { @@ -304,24 +217,26 @@ static int my_sigaction(int signum, const struct sigaction *act, struct sigactio newact.sa_flags |= SA_ONSTACK; act = &newact; } - return __next_sigaction(signum, act, oldact); + return next_sigaction(signum, act, oldact); } #endif + +#if defined(LIBC_SIGACTION) /* * This overrides the C library's core sigaction() procedure, catching * all its internal calls. */ -#ifdef __SIGACTION -int __SIGACTION(int signum, const struct sigaction *act, struct sigaction *oldact) +extern int LIBC_SIGACTION(int, const struct sigaction*, struct sigaction*); +int LIBC_SIGACTION(int signum, const struct sigaction *act, struct sigaction *oldact) { return my_sigaction(signum, act, oldact); } #endif +#if defined(OVERRIDE_SIGACTION) /* * This catches the application's own sigaction() calls. */ -#if !defined(__DARWIN__) && !defined(__NetBSD__) && !defined(__FreeBSD__) int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact) { return my_sigaction(signum, act, oldact); @@ -336,15 +251,11 @@ static void hipe_sigaltstack(void *ss_sp) stack_t ss; ss.ss_sp = ss_sp; - ss.ss_flags = SS_ONSTACK; + ss.ss_flags = 0; ss.ss_size = SIGSTKSZ; if (sigaltstack(&ss, NULL) < 0) { - /* might be a broken pre-2.4 Linux kernel, try harder */ - ss.ss_flags = 0; - if (sigaltstack(&ss, NULL) < 0) { - perror("sigaltstack"); - abort(); - } + perror("sigaltstack"); + abort(); } } @@ -381,9 +292,7 @@ void hipe_signal_init(void) struct sigaction sa; int i; -#ifndef __NetBSD__ INIT(); -#endif hipe_sigaltstack_init(); diff --git a/erts/emulator/hipe/hipe_x86_stack.c b/erts/emulator/hipe/hipe_x86_stack.c index 6629713a05..f1559b1451 100644 --- a/erts/emulator/hipe/hipe_x86_stack.c +++ b/erts/emulator/hipe/hipe_x86_stack.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2011. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. |