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2020-02-26extract platform defines to seperate values that can be set from the compilertimcannell
2018-09-25compile without c runtimeunity-master-nocrtMichael DeRoy
2018-04-26Fix syntax of conditional operator in with_callee_saves_pushedIvan Maidanski
(fix of commit b594132) Issue #133 (bdwgc). * mach_dep.c [!HAVE_PUSH_REGS && UNIX_LIKE && !NO_GETCONTEXT] (GC_with_callee_saves_pushed): Fix syntax of ?: operator (add missing '?' symbol).
2018-04-26Avoid multiple 'getcontext failed' warnings if getcontext is brokenIvan Maidanski
Issue #133 (bdwgc). * mach_dep.c [!HAVE_PUSH_REGS && UNIX_LIKE && !NO_GETCONTEXT] (GC_with_callee_saves_pushed): Define getcontext_works static variable; do not call getcontext() if getcontext_works < 0; add comment; set getcontext_works to 1 or -1 (depending whether getcontext is working) if getcontext_works is zero. * misc.c [THREADS && UNIX_LIKE && !NO_GETCONTEXT] (callee_saves_pushed_dummy_fn): New static function (empty). * misc.c [THREADS && UNIX_LIKE && !NO_GETCONTEXT] (GC_init): Call GC_with_callee_saves_pushed(callee_saves_pushed_dummy_fn) if GC_dont_gc or GC_dont_precollect (otherwise it is called by GC_gcollect_inner); add comment.
2018-02-22Eliminate C++ warnings about deprecated register keyword (GC source)Jay Krell
Issue #206 (bdwgc). * blacklst.c (GC_number_stack_black_listed, total_stack_black_listed): Remove register keyword for local variables. * dyn_load.c [IRIX5 || USE_PROC_FOR_LIBRARIES && !LINUX] (GC_register_dynamic_libraries): Likewise. * extra/pcr_interface.c [PCR] (GC_enumerate_block): Likewise. * finalize.c (GC_grow_table): Likewise. * headers.c (alloc_hdr, GC_init_headers, GC_remove_counts, GC_prev_block): Likewise. * include/private/gc_pmark.h (PUSH_OBJ): Likewise. * mach_dep.c [!HAVE_PUSH_REGS && !HAVE_BUILTIN_UNWIND_INIT] (GC_with_callee_saves_pushed): Likewise. * mark.c (clear_marks_for_block): Likewise. * mark_rts.c [MSWIN32 || MSWINCE || CYGWIN32] (GC_add_roots_inner): Likewise. * mark_rts.c [!NO_DEBUGGING] (GC_is_tmp_root): Likewise. * os_dep.c [GWW_VDB || MPROTECT_VDB || PROC_VDB || MANUAL_VDB] (GC_page_was_dirty): Likewise. * os_dep.c [CHECKSUMS && GWW_VDB || PROC_VDB] (GC_or_pages, GC_page_was_ever_dirty): Likewise. * os_dep.c (GC_write_fault_handler): Likewise. * os_dep.c [PROC_VDB] (GC_read_dirty): Likewise. * os_dep.c [MPROTECT_VDB && DARWIN] (catch_exception_raise): Likewise. * os_dep.c [SAVE_CALL_CHAIN && NARGS>0] (GC_save_callers): Likewise. * pthread_stop_world.c [!NACL] (GC_start_world): Likewise. * pthread_support.c (GC_delete_thread, GC_delete_gc_thread): Likewise. * typd_mlc.c (GC_push_complex_descriptor): Likewise. * win32_threads.c (GC_delete_gc_thread_no_free, GC_delete_thread): Likewise.
2018-02-01Initial support of Sony PlayStation Portable 2Jonathan Chambers
(part of commit 9379c66 from Unity-Technologies/bdwgc) Issue #173 (bdwgc). * alloc.c [!MACOS && !MSWINCE && !SN_TARGET_ORBIS && !__CC_ARM]: Do not include sys/types.h if SN_TARGET_PSP2. * dyn_load.c [!MACOS && !_WIN32_WCE && !SN_TARGET_ORBIS && !__CC_ARM]: Likewise. * os_dep.c [!OS2 && !PCR && !AMIGA && !MACOS && !MSWINCE && !SN_TARGET_ORBIS && !__CC_ARM]: Likewise. * include/gc_config_macros.h [SN_TARGET_PSP2] (GC_THREADS): Define macro. * include/private/gcconfig.h [SN_TARGET_PSP2] (mach_type_known): Likewise. * include/private/gcconfig.h [ARM32 && SN_TARGET_PSP2] (NO_HANDLE_FORK, DATASTART, DATAEND, STACKBOTTOM): Likewise. * include/private/gcconfig.h [SN_TARGET_PSP2] (THREADS, GET_MEM): Likewise. * include/private/gc_locks.h [GC_PTHREADS && !GC_WIN32_THREADS && !SN_TARGET_ORBIS]: Do not include gc_atomic_ops.h if SN_TARGET_PSP2. * include/private/gc_locks.h [SN_TARGET_PSP2]: Include psp2-support.h. * include/private/gc_locks.h [SN_TARGET_PSP2] (GC_allocate_ml_PSP2): Declare GC_EXTERN variable. * include/private/gc_locks.h [SN_TARGET_PSP2] (UNCOND_LOCK, UNCOND_UNLOCK): Define (using GC_allocate_ml_PSP2 instead of GC_allocate_ml). * include/private/gc_priv.h [!HBLKSIZE && (LARGE_CONFIG || !SMALL_CONFIG) && SN_TARGET_PSP2] (CPP_LOG_HBLKSIZE): Define to 16 (instead of 12). * include/private/gcconfig.h [ARM32] (NOSYS): Do not define if SN_TARGET_PSP2. * os_dep.c (SBRK_ARG_T, OPT_MAP_ANON, GC_unix_mmap_get_mem, GC_unix_sbrk_get_mem, GC_unix_get_mem): Likewise. * pthread_support.c (GC_pthread_join, GC_pthread_detach, GC_pthread_create): Likewise. * include/private/gcconfig.h [ARM32 && SN_TARGET_PSP2] (psp2_get_stack_bottom): Declare external function. * include/private/gcconfig.h [SN_TARGET_PSP2] (psp2_get_mem): Likewise. * include/private/gcconfig.h [USE_MUNMAP && !MUNMAP_THRESHOLD && SN_TARGET_PSP2] (MUNMAP_THRESHOLD): Define to 2. * mach_dep.c: Skip everything in this file if SN_TARGET_PSP2. * pthread_stop_world.c: Likewise. * misc.c [SN_TARGET_PSP2] (GC_allocate_ml_PSP2): Define global varible (instead of GC_allocate_ml). * misc.c [!MSWIN32 && !MSWINCE && !OS2 && !MACOS && !GC_ANDROID_LOG && !NN_PLATFORM_CTR && !NINTENDO_SWITCH && !AMIGA && !SN_TARGET_ORBIS && !__CC_ARM]: Do not include unistd.h if SN_TARGET_PSP2. * misc.c [SN_TARGET_PSP2] (GC_write): Define to no-op. * pthread_support.c: Do not include sys/mman.h if SN_TARGET_PSP2.
2018-01-29Initial support of Orbis targetJonathan Chambers
(part of commit 9379c66 from Unity-Technologies/bdwgc) Issue #173 (bdwgc). * alloc.c [!MACOS && !MSWINCE && !__CC_ARM]: Do not include sys/types.h if SN_TARGET_ORBIS. * dyn_load.c [!MACOS && !_WIN32_WCE && !__CC_ARM]: Likewise. * include/gc_config_macros.h [SN_TARGET_ORBIS] (GC_THREADS): Define. * include/gc_config_macros.h [__FreeBSD__] (GC_FREEBSD_THREADS): Do not define if SN_TARGET_ORBIS. * include/private/gcconfig.h [__FreeBSD__ || __DragonFly__ || __FreeBSD_kernel__] (FREEBSD): Likewise. * include/private/gcconfig.h [!LINUX && !NETBSD && !FREEBSD && !OPENBSD && !DARWIN && !_WIN32 && !__CEGCC__ && !NN_PLATFORM_CTR !NN_BUILD_TARGET_PLATFORM_NX && !SYMBIAN] (NOSYS): Likewise. * include/private/gc_locks.h [THREADS && GC_PTHREADS && !GC_WIN32_THREADS]: Do not include gc_atomic_ops.h if SN_TARGET_ORBIS. * include/private/gc_locks.h [SN_TARGET_ORBIS && GC_PTHREADS] (USE_PTHREAD_LOCKS): Define. * include/private/gc_priv.h [SN_TARGET_ORBIS] (CPP_LOG_HBLKSIZE): Define to 16 (instead of 12). * include/private/gcconfig.h [SN_TARGET_ORBIS && (__amd64__ || __x86_64__)] (X86_64): Define. * include/private/gcconfig.h [X86_64] (CACHE_LINE_SIZE): Do not define if already defined. * include/private/gcconfig.h [X86_64 && SN_TARGET_ORBIS] (DATASTART, DATAEND, STACKBOTTOM): Define. * include/private/gcconfig.h [X86_64 && SN_TARGET_ORBIS]: Include pthread.h. * include/private/gcconfig.h [X86_64 && SN_TARGET_ORBIS] (ps4_get_stack_bottom): Declare. * include/private/gcconfig.h [USE_MUNMAP && !MUNMAP_THRESHOLD && SN_TARGET_ORBIS] (MUNMAP_THRESHOLD): Define to 2. * include/private/gcconfig.h [SN_TARGET_ORBIS] (THREADS): Define. * pthread_support.c: Do not include sys/mman.h, sys/time.h, sys/types.h, fcntl.h if SN_TARGET_ORBIS. * pthread_support.c (GC_pthread_join, GC_pthread_detach, GC_pthread_create): Do not define if SN_TARGET_ORBIS.
2017-11-21Place no_sanitize attributes in a GCC-compliant wayIvan Maidanski
Now the attributes precede the function prototypes (the format is: <attribute> void f(void) <body>). * finalize.c (GC_should_invoke_finalizers): Move GC_ATTR_NO_SANITIZE_THREAD attribute to the beginning of the function prototype (even before GC_API, GC_INNER or static). * malloc.c (fill_size_map): Likewise. * mark.c (GC_noop1, GC_mark_from, GC_push_all_eager): Likewise. * mark.c [WRAP_MARK_SOME && PARALLEL_MARK] (GC_push_conditional_eager): Likewise. * misc.c [THREADS] (next_random_no): Likewise. * os_dep.c [MPROTECT_VDB && THREADS && AO_HAVE_test_and_set_acquire] (async_set_pht_entry_from_index): Likewise. * os_dep.c [MPROTECT_VDB] (is_header_found_async): Likewise. * pthread_stop_world.c [!NACL && !GC_OPENBSD_UTHREADS] (update_last_stop_count): Likewise. * pthread_stop_world.c [!NACL && !GC_OPENBSD_UTHREADS && GC_ENABLE_SUSPEND_THREAD] (set_suspended_ext_flag, GC_resume_thread): Likewise. * pthread_support.c [THREAD_SANITIZER && (USE_SPIN_LOCK || !NO_PTHREAD_TRYLOCK)] (is_collecting): Likewise. * pthread_support.c [USE_SPIN_LOCK] (set_last_spins_and_high_spin_max, reset_spin_max): Likewise. * mark.c (GC_mark_from, GC_push_all_eager): Move GC_ATTR_NO_SANITIZE_ADDR, GC_ATTR_NO_SANITIZE_MEMORY attributes to the beginning of the function prototype. * mach_dep.c (GC_with_callee_saves_pushed): Likewise. * mark.c [WRAP_MARK_SOME && PARALLEL_MARK] (GC_push_conditional_eager): Likewise.
2017-03-22Remove lint-specific codeIvan Maidanski
Note: cppcheck and CSA replace lint tool. * Makefile.direct (lint): Remove. * dyn_load.c [SOLARISDL && !USE_PROC_FOR_LIBRARIES && LINT] (_DYNAMIC): Remove. * dyn_load.c [IRIX5 || (USE_PROC_FOR_LIBRARIES && !LINUX)] (GC_register_dynamic_libraries): Remove comment about a false warning reported by lint. * mach_dep.c [ASM_CLEAR_CODE && LINT] (GC_clear_stack_inner): Remove. * tests/test.c (typed_test): Call GC_make_descriptor unconditionally. * tests/test.c (run_one_test): Set y to fail_proc1 unconditionally. * tests/test.c (main): Do not check whether LINT is defined.
2016-12-06Fix 'context local variable might be clobbered by setjmp' compiler warningIvan Maidanski
* mach_dep.c (GC_with_callee_saves_pushed): Mark "context" local variable as volatile (to prevent it from potential clobbering).
2016-11-16Support AddressSanitizer and MemorySanitizer (clang)Ivan Maidanski
* include/private/gc_priv.h (GC_ATTR_NO_SANITIZE_ADDR, GC_ATTR_NO_SANITIZE_MEMORY): New macro. * include/private/gcconfig.h [__has_feature(address_sanitizer)] (ADDRESS_SANITIZER): New macro. * include/private/gcconfig.h [__has_feature(memory_sanitizer)] (MEMORY_SANITIZER): Likewise. * mach_dep.c (GC_with_callee_saves_pushed): Use GC_ATTR_NO_SANITIZE_ADDR attribute. * mark.c (GC_mark_from, GC_push_all_eager): Likewise. * mark.c (GC_mark_from, GC_push_all_eager): Use GC_ATTR_NO_SANITIZE_MEMORY attribute. * os_dep.c [ADDRESS_SANITIZER && (UNIX_LIKE || NEED_FIND_LIMIT || MPROTECT_VDB)] (__asan_default_options): New function. * os_dep.c [(NEED_FIND_LIMIT || UNIX_LIKE) && CPPCHECK && ADDRESS_SANITIZER] (GC_set_and_save_fault_handler): Reference __asan_default_options. * os_dep.c [MPROTECT_VDB && !DARWIN && CPPCHECK && ADDRESS_SANITIZER] (GC_dirty_init): Likewise. * tests/test.c [MEMORY_SANITIZER] (check_heap_stats): Increase max_heap_sz by 25% (to avoid "Unexpected heap growth" error if MSan is used). * tests/test_cpp.cc [ADDRESS_SANITIZER || MEMORY_SANITIZER] (main): Call GC_FREE(a) instead of delete a; add comment.
2016-10-18Workaround 'Uninitialized variable' cppcheck errorsIvan Maidanski
* extra/AmigaOS.c [GC_AMIGA_DS] (GC_register_data_segments): Initialize myseglist outside conditional statement. * mach_dep.c [GETCONTEXT_FPU_EXCMASK_BUG && X86_64] (GC_with_callee_saves_pushed): Call GC_noop1(&old_fcw) (before asm fstcw) if CPPCHECK. * mach_dep.c [!HAVE_BUILTIN_UNWIND_INIT] (GC_with_callee_saves_pushed): Replace regs with &regs. * os_dep.c [!MSWIN32 && !GC_OPENBSD_THREADS && ...] (GC_get_main_stack_base): Set result to NULL if CPPCHECK but none of HEURISTIC* and *STACKBOTTOM defined.
2016-10-17Workaround 'unused variable' cppcheck style warningsIvan Maidanski
* include/private/gc_locks.h [PCR && THREADS] (DCL_LOCK_STATE): Define to empty if CPPCHECK. * mach_dep.c [MACOS && __MWERKS__ && POWERPC] (getRegisters): Declare as external of CPPCHECK (as cppcheck does not recognize "asm" in function declaration).
2016-10-12Fix 'syntax error' reported by cppcheck for mach_depIvan Maidanski
The error is reported at line containing "asm". * mach_dep.c [MACOS && M68K && THINK_C] (GC_push_regs): Do not define if CPPCHECK.
2016-08-11Workaround missing getcontext() in Docker osrf/ubuntu_32bitIvan Maidanski
* mach_dep.c [NO_GETCONTEXT] (GC_with_callee_saves_pushed): Call WARN instead of ABORT if getcontext() failed; do not set context variable if getcontext() failed; fallback to other register retrieval methods (__builtin_unwind_init or setjmp) if context variable is NULL. * mach_dep.c (GC_with_callee_saves_pushed): Reformat code.
2016-07-01Fix 'arg parameter might be clobbered by setjmp' compiler warningIvan Maidanski
* mach_dep.c (GC_with_callee_saves_pushed): Make "arg" parameter volatile (to prevent it from potential clobbering).
2014-07-13Code refactoring of Emscripten platform support (single-threaded)Ivan Maidanski
* alloc.c (min_bytes_allocd): Test STACK_NOT_SCANNED macro instead of __EMSCRIPTEN__ (stack size to scan is zero if STACK_NOT_SCANNED). * include/private/gcconfig.h (ALIGNMENT): Remove duplicate definition for _EMSCRIPTEN__. * include/private/gcconfig.h (STACK_NOT_SCANNED): New macro defined for __EMSCRIPTEN__ target (in addition to OS_TYPE, CPP_WORDSZ, ALIGNMENT, DATASTART, DATAEND). * mach_dep.c (GC_push_regs): Test STACK_NOT_SCANNED macro instead of __EMSCRIPTEN__ (push nothing if STACK_NOT_SCANNED). * mark_rts.c (GC_push_roots): Test STACK_NOT_SCANNED macro instead of __EMSCRIPTEN__ (do not call GC_push_regs_and_stack if STACK_NOT_SCANNED); mark cold_gc_frame argument as potentially unused. * misc.c (GC_clear_stack): Test STACK_NOT_SCANNED macro instead of __EMSCRIPTEN__ (do not clear stack if STACK_NOT_SCANNED). * misc.c (GC_clear_stack): Reformat code.
2014-07-03Add support for emscripten platformupstreaming/emscriptenJonathan Chambers
2013-07-11Fix typos in commentsOndrej Bilka
* blacklst.c: Fix typo ("even though"). * cord/cordbscs.c: Fix typo ("exponentially"). * cord/cordxtra.c: Fix typo ("represented"). * dyn_load.c: Fix typos ("uncollectible", "occurred"). * extra/AmigaOS: Fix typos ("specific", "necessary", "always", "effectiveness"). * finalize.c: Fix typo ("descendants"). * include/cord.h: Fix typo ("idiosyncrasies"). * include/gc.h: Fix typo ("collectible"). * include/gc_allocator.h: Fix typos ("allocator", "[un]collectible"). * mach_dep.c: Fix typo ("erroneously"). * malloc.c: Fix typos ("[un]collectible", "pointer-free", "initialization"). * mallocx.c: Fix typos ("largely", "pointer-free", "uncollectible"). * mark.c: Fix typos ("[un]collectible", "even though"). * misc.c: Fix typo ("erroneously"). * os_dep.c: Fix typos ("non-addressable", "happening", "pointer-free"). * tests/test.c: Fix typos ("uncollectible", "reversed"). * tests/test_cpp.cc: Fix typos ("[un]collectible"). * typd_mlc.c: Fix typo ("copyright"). * win32_threads.c: Fix typos ("optimization", "uncollectible").
2012-09-29Move 'include setjmp.h' from mach_dep.c to gc_priv.hIvan Maidanski
* include/private/gc_priv.h: Include setjmp.h unconditionally (since SETJMP/LONGJMP is always defined). * mach_dep.c: Remove redundant include setjmp.h.
2012-09-29Fix a typo in comment of GC_with_callee_saves_pushedIvan Maidanski
* mach_dep.c (GC_with_callee_saves_pushed): Fix a typo in comment.
2012-09-29Do not define _setjmp/_longjmp macros in mach_dep.c (code refactoring)Ivan Maidanski
* mach_dep.c (_setjmp, _longjmp): Remove unused macro definition (if OS2, or CX_UX or __CC_ARM). * mach_dep.c (GC_with_callee_saves_pushed): Use setjmp instead of _setjmp also for OS2, CX_UX and __CC_ARM.
2012-08-01Fix all address-of-dummy operations by adding volatileIvan Maidanski
* alloc.c (min_bytes_allocd, GC_stopped_mark): Use volatile for 'dummy' local variable (used to get 'sp' value) to prevent any harmful optimizations (e.g., some Mac OS X clang releases might turn a conditional expression that uses 'dummy' address into a constant). * dyn_load.c (GC_cond_add_roots): Likewise. * mach_dep.c (GC_with_callee_saves_pushed): Likewise. * misc.c (GC_clear_stack_inner, GC_init, GC_call_with_stack_base): Likewise. * os_dep.c (GC_get_stack_base, GC_get_main_stack_base, async_set_pht_entry_from_index): Likewise. * pthread_stop_world.c (nacl_pre_syscall_hook, __nacl_suspend_thread_if_needed): Likewise. * pthread_support.c (GC_thr_init): Likewise. * ptr_chck.c (GC_on_stack): Likewise. * tools/setjmp_t.c (main): Likewise. * win32_threads.c (GC_push_stack_for): Likewise. * dyn_load.c (dummy): Change variable type from char to int. * include/private/gcconfig.h: Update comment about GC_stackbottom initialization. * os_dep.c (GC_get_stack_base): Remove 'sp' local variable. * os_dep.c (GC_get_main_stack_base): Define and use volatile 'dummy' variable (instead of 'result') to get 'sp' value (revert part of commit bddc75f). * os_dep.c (GC_get_stack_base): Add missing cast of 'dummy' address (only if NEED_FIND_LIMIT). * pthread_stop_world.c (GC_suspend_handler_inner): Define and use volatile 'dummy' variable (instead of 'me') to get 'sp' value (revert part of commit 31fc0f6). * pthread_stop_world.c (nacl_pre_syscall_hook, __nacl_suspend_thread_if_needed): Rename 'local_dummy' to 'dummy' local variable.
2012-04-17Minor code refactoring regarding HAVE_BUILTIN_UNWIND_INITIvan Maidanski
* include/private/gcconfig.h (HAVE_BUILTIN_UNWIND_INIT): Do not define for Darwin/ppc and RTEMS. * mach_dep.c (GC_with_callee_saves_pushed): Remove target-specific checks for Darwin/ppc and RTEMS as HAVE_BUILTIN_UNWIND_INIT is not defined in that case.
2012-03-05Replace pointer relational comparisons with non-pointer onesIvan Maidanski
* allchblk.c (GC_dump_regions, GC_allochblk_nth): Cast pointers to word type in relational (less-greater) comparisons. * alloc.c (GC_add_to_heap, GC_print_heap_sects, GC_expand_hp_inner): Likewise. * backgraph.c (ensure_struct, add_back_edges): Likewise. * blacklst.c (GC_number_stack_black_listed): Likewise. * checksums.c (GC_checksum, GC_check_dirty): Likewise. * darwin_stop_world.c (GC_push_all_stacks): Likewise. * dbg_mlc.c (GC_get_back_ptr_info, GC_print_smashed_obj, GC_check_heap_block): Likewise. * dyn_load.c (sort_heap_sects, GC_register_map_entries, GC_register_dynlib_callback, GC_register_dynamic_libraries_dl_iterate_phdr, GC_register_dynamic_libraries, GC_cond_add_roots): Likewise. * finalize.c (GC_ignore_self_finalize_mark_proc): Likewise. * headers.c (GC_scratch_alloc, GC_install_counts, GC_remove_counts): Likewise. * include/private/gc_pmark.h (PUSH_OBJ, PUsH_CONTENTS_HDR, GC_PUSH_ONE_STACK, GC_PUSH_ONE_HEAP, GC_mark_stack_empty): Likewise. * include/private/gc_priv.h (MAKE_COOLER, COOLER_THAN): Likewise. * mach_dep.c (GC_with_callee_saves_pushed): Likewise. * malloc.c (calloc, free): Likewise. * mark.c (GC_mark_some_inner, GC_mark_from, GC_steal_mark_stack, GC_return_mark_stack, GC_do_local_mark, GC_mark_local, GC_push_all, GC_push_selected, GC_push_all_eager, GC_push_marked1, GC_push_marked2, GC_push_marked4, GC_push_marked, GC_push_unconditionally): Likewise. * mark_rts.c (GC_is_static_root, GC_add_roots_inner, GC_remove_roots_inner, GC_is_tmp_root, GC_exclude_static_roots_inner, GC_push_conditional_with_exclusions, GC_push_all_register_sections, GC_push_all_stack_sections, GC_push_all_stack_partially_eager, GC_push_all_stack_part_eager_sections, GC_push_current_stack): Likewise. * misc.c (GC_clear_stack_inner, GC_clear_stack, GC_base, GC_call_with_gc_active): Likewise. * new_hblk.c (GC_build_fl_clear2, GC_build_fl_clear4, GC_build_fl2, GC_build_fl4, GC_build_fl): Likewise. * os_dep.c (GC_enclosing_mapping, GC_text_mapping, tiny_sbrk, GC_find_limit_openbsd, GC_skip_hole_openbsd, GC_find_limit_with_bound, GC_get_main_stack_base, GC_get_stack_base, GC_least_described_address, GC_register_root_section, GC_register_data_segments, GC_unmap_start, GC_gww_read_dirty, GC_remove_protection, GC_protect_heap, GC_unprotect_range, GC_read_dirty, GC_page_was_dirty, GC_save_callers, GC_print_callers): Likewise. * pcr_interface.c (GC_enumerate_block): Likewise. * pthread_support.c (GC_is_thread_tsd_valid, GC_segment_is_thread_stack, GC_greatest_stack_base_below, GC_call_with_gc_active): Likewise. * ptr_chck.c (GC_same_obj, GC_is_valid_displacement, GC_on_stack, GC_is_visible): Likewise. * reclaim.c (GC_reclaim_clear, GC_reclaim_uninit, GC_disclaim_and_reclaim, GC_reclaim_check, GC_start_reclaim): Likewise. * tests/test.c (cons): Likewise. * tools/setjmp_t.c (main): Likewise. * typd_mlc.c (GC_typed_mark_proc): Likewise. * win32_threads.c (GC_is_thread_tsd_valid, GC_call_with_gc_active, GC_push_stack_for, GC_get_next_stack): Likewise. * extra/msvc_dbg.c (GetDescriptionFromAddress, GetDescriptionFromStack): Cast pointers to GC_ULONG_PTR in relational comparisons. * include/gc.h (GC_DATASTART, GC_DATAEND): Cast pointers to GC_word in relational comparisons. * misc.c (GC_init): Remove static assertion on ((ptr_t)-1 > 0) since no longer required; add the comment. * pcr_interface.c: Expand tabs to spaces.
2012-01-23Integrate ancient 'pcbeard' GC port for MacOS 9 ClassicPatrick C. Beard
* include/private/gc_priv.h (bcopy, bzero, BCOPY_EXISTS): Add definition for ancient MacOS/ppc. * mach_dep.c (PushMacRegisters): Add implementation for MacOS/ppc. * mach_dep.c (GC_push_regs): Fix to work on MacOS/ppc.
2011-09-30mach_dep.c: Replace C++ style comments with C onesIvan Maidanski
2011-09-15Fix mach_dep.c to include sys/ucontext.h on Mac OS X 10.6.Ivan Maidanski
* include/private/gc_priv.h (DARWIN): Include AvailabilityMacros.h (unless MAC_OS_X_VERSION_MAX_ALLOWED already defined). * mach_dep.c (GC_with_callee_saves_pushed): Include sys/ucontext.h (instead of ucontext.h) if Mac OS X 10.6 or higher.
2011-09-14Replace ARGSUSED comment-based annotation with GCC 'unused' attribute.Ivan Maidanski
Turn on unused-parameter checking for GCC. * alloc.c (GC_try_to_collect_general): Add GC_ATTR_UNUSED attribute to an argument. * tests/test.c (tiny_reverse_test, thr_run_one_test): Likewise. * backgraph.c (reset_back_edge, update_max_height): Replace ARGSUSED annotation with GC_ATTR_UNUSED attribute for some arguments. * checksums.c (GC_add_block): Likewise. * dbg_mlc.c (GC_debug_change_stubborn, GC_debug_end_stubborn_change, GC_check_heap_block): Likewise. * finalize.c (GC_null_finalize_mark_proc): Likewise. * gcj_mlc.c (GC_gcj_fake_mark_proc): Likewise. * mark.c (GC_noop, clear_marks_for_block, GC_mark_and_push): Likewise. * mark_rts.c (GC_push_conditional_with_exclusions, GC_push_current_stack): Likewise. * misc.c (GC_default_oom_fn, GC_do_blocking_inner): Likewise. * os_dep.c (GC_fault_handler_openbsd, GC_fault_handler, GC_remove_protection, GC_page_was_dirty, GC_page_was_ever_dirty): Likewise. * pthread_stop_world.c (GC_suspend_handler, GC_suspend_handler_inner): Likewise. * pthread_support.c (GC_do_blocking_inner): Likewise. * stubborn.c (GC_change_stubborn, GC_end_stubborn_change): Likewise. * tests/test.c (fail_proc1): Likewise. * typd_mlc.c (GC_array_mark_proc): Likewise. * win32_threads.c (GC_do_blocking_inner, DllMain): Likewise. * include/private/gc_priv.h (GC_ATTR_UNUSED): Define new macro. * cordxtra.c (CORD_ATTR_UNUSED): Likewise. * cordxtra.c (CORD_nul_func, CORD_lf_close_proc): Replace ARGSUSED annotation with CORD_ATTR_UNUSED attribute for an argument. * mach_dep.c (GC_clear_stack_inner): Remove ARGSUSED annotation and use "limit" argument in the function (to suppress compiler warning). * misc.c (GC_clear_stack_inner): Remove ARGSUSED. * tests/threadkey_test.c (on_thread_exit_inner, on_thread_exit): Use all function arguments (to suppress compiler warning). * configure.ac (CFLAGS): Remove "-Wno-unused-parameter" option.
2011-07-262011-04-26 Ivan Maidanski <ivmai@mail.ru>ivmai
* alloc.c: Don't include sys/types.h for ArmCC. * dyn_load.c: Ditto. * os_dep.c: Ditto. * mach_dep.c (_setjmp, _longjmp): Redirect to setjmp/longjmp for ArmCC. * mark.c (GC_noop): Define specially for ArmCC. * include/private/gc_priv.h (GC_noop): Ditto. * misc.c (GC_init): Don't test pointers comparison for ArmCC. * misc.c: Don't include unistd.h for ArmCC. * os_dep.c (pages_executable): Rename to GC_pages_executable; make STATIC. * os_dep.c (GC_unix_mmap_get_mem): Don't define for ArmCC. * ptr_chck.c (GC_is_visible): Explicitly cast (GC_DS_PER_OBJECT-GC_INDIR_PER_OBJ_BIAS) to word (to suppress a compiler warning). * include/private/gcconfig.h: Recognize __arm. * include/private/gcconfig.h (HBLKPTR): Define for ArmCC. * include/private/gcconfig.h (HBLKPTR): Add parentheses for "bytes" argument.
2011-07-262011-04-24 Ivan Maidanski <ivmai@mail.ru>ivmai
* mach_dep.c (NO_GETCONTEXT): Move to gcconfig.h. * os_dep.c (GC_write_fault_handler): Don't include ucontext.h if NO_GETCONTEXT. * include/private/gcconfig.h (GETPAGESIZE): Define as a sysconf call for Android.
2011-07-262011-04-11 Ivan Maidanski <ivmai@mail.ru> (really Jie Liu)ivmai
* mach_dep.c (NO_GETCONTEXT); Define for RTEMS. * mach_dep.c (GC_with_callee_saves_pushed): Don't call __builtin_unwind_init() for RTEMS; use setjmp() without the leading underscore (for RTEMS). * tests/test.c (BIG): Use smaller value for RTEMS. * tests/test.c (main): Customize for RTEMS.
2011-07-262011-02-19 Ivan Maidanski <ivmai@mail.ru>ivmai
* aclocal.m4: Regenerate (by autoreconf -vif using autoconf-2.68, automake-1.11.1 and libtool-2.4). * configure: Ditto. * ltmain.sh: Ditto. * makefile.in: Ditto. * m4/libtool.m4: Ditto. * m4/ltversion.m4: Ditto. * mach_dep.c (GC_with_callee_saves_pushed): Fix FE_ALL_EXCEPT macro.
2011-07-262011-02-09 Ivan Maidanski <ivmai@mail.ru> (mostly Jean-Claude Beaudoin)ivmai
* mach_dep.c (GC_with_callee_saves_pushed): Fix and improve code introduced by the previous patch (if GETCONTEXT_FPU_EXCMASK_BUG and X86_64).
2011-07-262011-01-22 Ivan Maidanski <ivmai@mail.ru> (mostly Jean-Claude Beaudoin)ivmai
* darwin_stop_world.c (GC_FindTopOfStack): Prefix and suffix "volatile" keyword with double underscore. * mach_dep.c (GETCONTEXT_FPU_EXCMASK_BUG): Recognize new macro and include fenv.h if defined (unless NO_GETCONTEXT or HAVE_PUSH_REGS). * mach_dep.c (GC_with_callee_saves_pushed): Restore FPU exception mask corrupted by getcontext if GETCONTEXT_FPU_EXCMASK_BUG. * include/private/gcconfig.h (GETCONTEXT_FPU_EXCMASK_BUG): Define for Linux/amd64 (since its GLibc getcontext currently has the bug).
2011-07-262010-05-21 Ivan Maidanski <ivmai@mail.ru> (really Bradley Smith andivmai
Stefano Rivera) * mach_dep.c (NO_GETCONTEXT): Also define if AVR32. * include/private/gcconfig.h (AVR32): New macro (also define the supplementary macros for the target). * include/private/thread_local_alloc (USE_COMPILER_TLS): Don't define for AVR32.
2011-07-262009-11-06 Ivan Maidanski <ivmai@mail.ru>ivmai
* mach_dep.c (GC_push_regs): Remove STATIC (just to catch a duplicate symbol definition linker error). * misc.c (GC_clear_stack_inner): Ditto. * sparc_mach_dep.S (GC_push_regs): Comment out the reference. * sparc_mach_dep.S: Remove trailing spaces at EOLn; remove multiple trailing blank lines.
2011-07-262009-10-22 Ivan Maidanski <ivmai@mail.ru>ivmai
* allchblk.c (GC_unmap_old, GC_merge_unmapped, GC_allochblk, GC_freehblk): Use GC_INNER for the function definition. * alloc.c (GC_never_stop_func, GC_should_collect, GC_try_to_collect_inner, GC_collect_a_little_inner, GC_set_fl_marks, GC_add_to_our_memory, GC_add_to_heap, GC_expand_hp_inner, GC_collect_or_expand, GC_allocobj): Ditto. * backgraph.c (GC_build_back_graph, GC_traverse_back_graph): Ditto. * blacklst.c (GC_default_print_heap_obj_proc, GC_bl_init, GC_promote_black_lists, GC_unpromote_black_lists, GC_add_to_black_list_normal, GC_add_to_black_list_stack, GC_is_black_listed): Ditto. * darwin_stop_world.c (GC_push_all_stacks, GC_push_all_stacks, GC_stop_init, GC_stop_world, GC_start_world): Ditto. * dbg_mlc.c (GC_has_other_debug_info, GC_store_back_pointer, GC_marked_for_finalization, GC_generate_random_backtrace_no_gc, GC_store_debug_info, GC_start_debugging, GC_debug_generic_malloc_inner, GC_debug_generic_malloc_inner_ignore_off_page, GC_debug_malloc_uncollectable, GC_debug_free_inner): Ditto. * dyn_load.c (GC_register_dynamic_libraries, GC_register_main_static_data, GC_init_dyld): Ditto. * finalize.c (GC_push_finalizer_structures, GC_finalize, GC_notify_or_invoke_finalizers, GC_print_finalization_stats): Ditto. * gcj_mlc.c (GC_core_gcj_malloc): Ditto. * headers.c (GC_find_header, GC_header_cache_miss, GC_scratch_alloc, GC_init_headers, GC_install_header, GC_install_counts, GC_remove_header, GC_remove_counts, GC_next_used_block, GC_prev_block): Ditto. * mach_dep.c (GC_with_callee_saves_pushed): Ditto. * malloc.c (GC_collect_or_expand, GC_alloc_large, GC_generic_malloc_inner, GC_generic_malloc_inner_ignore_off_page, GC_core_malloc_atomic, GC_core_malloc, GC_free_inner): Ditto. * mallocx.c (GC_generic_malloc_ignore_off_page): Ditto. * mark.c (GC_collection_in_progress, GC_clear_hdr_marks, GC_set_hdr_marks, GC_set_mark_bit, GC_clear_mark_bit, GC_clear_marks, GC_initiate_gc, GC_mark_some, GC_mark_stack_empty, GC_invalidate_mark_state, GC_signal_mark_stack_overflow, GC_mark_from, GC_help_marker, GC_mark_init, GC_push_all, GC_push_conditional, GC_mark_and_push_stack, GC_push_all_eager, GC_push_all_stack): Ditto. * mark_rts.c (GC_is_static_root, GC_roots_present, GC_approx_sp, GC_exclude_static_roots_inner, GC_push_all_register_frames, GC_push_all_stack_frames, GC_cond_register_dynamic_libraries, GC_push_roots): Ditto. * misc.c (GC_extend_size_map, GC_clear_stack, GC_err_write): Ditto. * new_hblk.c (GC_build_fl, GC_new_hblk): Ditto. * obj_map.c (GC_register_displacement_inner, GC_add_map_entry, GC_initialize_offsets): Ditto. * os_dep.c (GC_get_maps, GC_parse_map_entry, GC_text_mapping, GC_init_linux_data_start, GC_init_netbsd_elf, GC_setpagesize, GC_set_and_save_fault_handler, GC_setup_temporary_fault_handler, GC_reset_fault_handler, GC_get_register_stack_base, GC_init_win32, GC_add_current_malloc_heap, GC_is_heap_base, GC_unmap, GC_remap, GC_unmap_gap, GC_push_all_stacks, GC_gww_dirty_init, GC_dirty_init, GC_read_dirty, GC_page_was_dirty, GC_page_was_ever_dirty, GC_remove_protection, GC_write_fault_handler, GC_mprotect_stop, GC_mprotect_resume, GC_save_callers, GC_print_callers): Ditto. * pthread_stop_world.c (GC_push_all_stacks, GC_stop_world, GC_start_world, GC_stop_init): Ditto. * pthread_support.c (GC_mark_thread_local_free_lists, GC_lookup_thread, GC_reset_finalizer_nested, GC_check_finalizer_nested, GC_segment_is_thread_stack, GC_greatest_stack_base_below, GC_thr_init, GC_init_parallel, GC_do_blocking_inner, GC_lock, GC_acquire_mark_lock, GC_release_mark_lock, GC_wait_for_reclaim, GC_notify_all_builder, GC_wait_marker, GC_notify_all_marker): Ditto. * reclaim.c (GC_print_all_errors, GC_block_empty, GC_reclaim_generic, GC_start_reclaim, GC_continue_reclaim, GC_reclaim_all): Ditto. * thread_local_alloc.c (GC_init_thread_local, GC_destroy_thread_local, GC_mark_thread_local_fls_for): Ditto. * win32_threads.c (GC_reset_finalizer_nested, GC_check_finalizer_nested, GC_do_blocking_inner, GC_stop_world, GC_start_world, GC_push_all_stacks, GC_get_next_stack, GC_acquire_mark_lock, GC_release_mark_lock, GC_wait_for_reclaim, GC_notify_all_builder, GC_wait_marker, GC_notify_all_marker, GC_thr_init, GC_init_parallel, GC_lock, GC_mark_thread_local_free_lists): Ditto. * alloc.c (GC_add_current_malloc_heap, GC_build_back_graph, GC_traverse_back_graph): Use GC_INNER for the function prototype. * darwin_stop_world.c (GC_mprotect_stop, GC_mprotect_resume): Ditto. * dbg_mlc.c (GC_default_print_heap_obj_proc): Ditto. * dyn_load.c (GC_parse_map_entry, GC_get_maps, GC_segment_is_thread_stack, GC_roots_present, GC_is_heap_base, GC_get_next_stack): Ditto. * finalize.c (GC_reset_finalizer_nested, GC_check_finalizer_nested): Ditto. * gcj_mlc.c (GC_start_debugging): Ditto. * include/private/dbg_mlc.h (GC_save_callers, GC_print_callers, GC_has_other_debug_info, GC_store_debug_info): Ditto. * include/private/gc_hdrs.h (GC_header_cache_miss): Ditto. * include/private/gc_locks.h (GC_lock): Ditto. * include/private/gc_pmark.h (GC_signal_mark_stack_overflow, GC_mark_from): Ditto. * include/private/pthread_support.h (GC_lookup_thread, GC_stop_init): Ditto. * include/private/thread_local_alloc.h (GC_init_thread_local, GC_destroy_thread_local, GC_mark_thread_local_fls_for): Ditto. * malloc.c (GC_extend_size_map, GC_text_mapping): Ditto. * mark.c (GC_page_was_ever_dirty): Ditto. * mark_rts.c (GC_mark_thread_local_free_lists): Ditto. * misc.c (GC_register_main_static_data, GC_init_win32, GC_setpagesize, GC_init_linux_data_start, GC_set_and_save_fault_handler, GC_init_dyld, GC_init_netbsd_elf, GC_do_blocking_inner): Ditto. * os_dep.c (GC_greatest_stack_base_below): Ditto. * win32_threads.c (GC_write_fault_handler, GC_gww_dirty_init): Ditto. * include/private/gc_priv.h: Ditto (for most prototypes). * include/private/gc_priv.h (GC_INNER): Update the comment. * doc/README.macros (GC_DLL): Update.
2011-07-262009-10-22 Ivan Maidanski <ivmai@mail.ru>ivmai
* alloc.c (GC_collection_in_progress): Move the prototype to gc_priv.h. * gc_dlopen.c (GC_collection_in_progress): Ditto. * pthread_support.c (GC_collection_in_progress): Ditto. * misc.c (GC_init_parallel): Ditto. * pthread_support.c (GC_init_parallel): Ditto. * win32_threads.c (GC_init_parallel): Ditto. * darwin_stop_world.c (GC_thr_init): Ditto. * misc.c (GC_thr_init): Ditto. * pthread_stop_world.c (GC_thr_init): Ditto. * pthread_support.c (GC_thr_init): Ditto. * blacklst.c (GC_clear_bl, GC_copy_bl, GC_number_stack_black_listed): Make STATIC. * dbg_mlc.c (GC_print_obj, GC_make_closure, GC_debug_invoke_finalizer): Ditto. * malloc.c (GC_alloc_large_and_clear): Ditto. * mark.c (GC_push_selected, GC_push_marked1, GC_push_marked2, GC_push_marked4, GC_push_marked, GC_push_next_marked, GC_push_next_marked_dirty, GC_push_next_marked_uncollectable): Ditto. * misc.c (GC_clear_stack_inner): Ditto. * os_dep.c (GC_repeat_read, GC_default_push_other_roots): Ditto. * darwin_stop_world.c (FindTopOfStack): Make static; define only if not DARWIN_DONT_PARSE_STACK. * dbg_mlc.c (GC_debug_free_inner): Define only if DBG_HDRS_ALL. * dyn_load.c (GC_repeat_read): Remove unused prototype. * include/private/gc_pmark.h (GC_find_start): Ditto. * misc.c (GC_read, GC_register_finalizer_no_order): Ditto. * dyn_load.c (GC_segment_is_thread_stack): Add prototype (only if THREADS). * dyn_load.c (GC_register_main_static_data): Define only if DYNAMIC_LOADING. * finalize.c (GC_enqueue_all_finalizers): Remove unnecessary tail "return" statement. * gc_dlopen.c (GC_SOLARIS_THREADS): Don't recognize (since implies GC_PTHREADS). * include/gc.h: Fix a typo. * include/gc_inline.h (GC_ASSERT): Define (if not defined) since the header is public. * include/gc_inline.h (GC_generic_malloc_many): New public function declaration. * mallocx.c (GC_generic_malloc_many): Make public. * include/private/gc_priv.h (GC_INNER): Use visibility attribute (if available). * include/private/gc_priv.h (GC_EXTERN): Define using GC_INNER. * include/private/gc_priv.h: Include atomic_ops.h if THREADS and MPROTECT_VDB. * os_dep.c: Don't include atomic_ops.h * win32_threads.c: Ditto. * include/private/gc_priv.h (GC_push_selected, GC_push_regs, GC_push_marked, GC_number_stack_black_listed, GC_alloc_large_and_clear, GC_reclaim_or_delete_all, GC_generic_malloc_many, GC_make_closure, GC_debug_invoke_finalizer, GC_print_obj, GC_page_was_ever_dirty): Remove the prototype. * mark.c (GC_page_was_ever_dirty): Add prototype (only if PROC_VDB). * include/private/gc_priv.h (GC_push_next_marked_dirty, GC_push_next_marked, GC_push_next_marked_uncollectable): Move the prototype to mark.c. * include/private/gc_priv.h (GC_is_static_root): Declare only if not THREADS. * include/private/gc_priv.h (GC_free_inner): Declare only if THREADS. * include/private/gc_priv.h (GC_debug_free_inner): Declare only if THREADS and DBG_HDRS_ALL. * include/private/gc_priv.h (GC_markers): Declare GC_markers only if PARALLEL_MARK. * include/private/gc_priv.h (GC_register_main_static_data): Move the prototype to misc.c. * mach_dep.c (GC_push_regs): Make STATIC; define only along with HAVE_PUSH_REGS definition. * mach_dep.c (GC_clear_stack_inner): Replace K&R-style function definition with the ANSI C one. * mark.c (GC_started_thread_while_stopped): Declared only if not GNU C. * win32_threads.c (GC_started_thread_while_stopped): Don't define if GNU C. * mark.c (GC_mark_from): Avoid unbalanced brackets in #if-#else-#endif blocks. * mark_rts.c (GC_is_static_root): Define only if not THREADS. * os_dep.c (GC_get_stack_base): Make public (for OpenBSD). * os_dep.c (GC_page_was_ever_dirty): Comment out the function except for PROC_VDB. * tests/test.c (main): Don't reference GC_print_obj, GC_make_closure, GC_debug_invoke_finalizer, GC_page_was_ever_dirty, GC_is_fresh (in GC_noop). * thread_local_alloc.c: Don't include "gc_inline.h". * win32_threads.c (GC_write_fault_handler): Declare only if MPROTECT_VDB.
2011-07-262009-10-21 Ivan Maidanski <ivmai@mail.ru>ivmai
* allchblk.c (DEBUG): Remove macro (since unused). * allchblk.c: Include private/gc_priv.h before other includes and definitions. * alloc.c: Ditto. * gc_dlopen.c: Ditto. * headers.c: Ditto. * mallocx.c: Ditto. * mark_rts.c: Ditto. * new_hblk.c: Ditto. * reclaim.c: Ditto. * mark.c: Include private/gc_pmark.h before other includes. * misc.c: Ditto. * dyn_load.c (_GNU_SOURCE): Move the definition to gc_priv.h. * pthread_support.c (_USING_POSIX4A_DRAFT10): Ditto. * pthread_support.c (_POSIX4A_DRAFT10_SOURCE): Remove (since already defined in gc_config_macros.h). * dyn_load.c (GC_init_dyld): Remove parameter cast for _dyld_register_func_for_add_image() and _dyld_register_func_for_remove_image(); add the comment about possible warnings; add FIXME for the deprecated _dyld_bind_fully_image_containing_address(). * include/private/gc_priv.h: Include gc.h before the standard headers inclusion. * tests/test.c: Ditto. * include/private/gcconfig.h (DebugBreak): Update the comment. * typd_mlc.c (ED_INITIAL_SIZE): Remove ';'. * alloc.c: Reformat the code (partly adjust indentation). * backgraph.c: Ditto. * blacklst.c: Ditto. * checksums.c: Ditto. * finalize.c: Ditto. * gcj_mlc.c: Ditto. * mach_dep.c: Ditto. * mark_rts.c: Ditto. * obj_map.c: Ditto. * os_dep.c: Ditto. * ptr_chck.c: Ditto. * stubborn.c: Ditto. * thread_local_alloc.c: Ditto. * typd_mlc.c: Ditto.
2011-07-262009-10-20 Ivan Maidanski <ivmai@mail.ru> (really mostly OpenBSD contributors)ivmai
* configure.ac (openbsd): Define GC_OPENBSD_THREADS. * configure.ac: Add AM_CONDITIONAL(OPENBSD_THREADS). * configure.ac: Add sparc-openbsd case. * doc/README.macros (GC_NETBSD_THREADS, GC_OPENBSD_THREADS): Document. * tests/test.c (main): Handle OpenBSD case. * extra/threadlibs.c: Add the copyright header; expand all tabs to spaces; remove trailing spaces at EOLn. * include/private/pthread_stop_world.h: Ditto. * extra/threadlibs.c (main): Replace K&R-style function definition with the ANSI C one. * extra/threadlibs.c (main): Handle GC_OPENBSD_THREADS case. * dyn_load.c (OPENBSD): Recognize (similar to NETBSD). * include/gc_config_macros.h (GC_SOLARIS_THREADS): Recognize; define it for OpenBSD. * include/gc_pthread_redirects.h (GC_pthread_sigmask, pthread_sigmask): Don't declare and redefine for OpenBSD. * include/private/gcconfig.h: Handle OpenBSD (on arm, sh, i386, amd64, powerpc). * mach_dep.c (NO_GETCONTEXT): Ditto. * include/private/pthread_stop_world.h (thread_stop_info): Don't define last_stop_count field if OpenBSD. * misc.c (GC_init_dyld): Add declaration (if NetBSD). * misc.c (GC_init): Don't call GC_init_netbsd_elf() for OpenBSD. * os_dep.c (GC_init_netbsd_elf): Don't define for OpenBSD. * os_dep.c (old_segv_act, GC_jmp_buf_openbsd): New static variable (only if OpenBSD). * os_dep.c (GC_fault_handler_openbsd, GC_find_limit_openbsd, GC_skip_hole_openbsd): New static function (only if OpenBSD). * os_dep.c (GC_get_stack_base, GC_get_main_stack_base, GC_register_data_segments): Define specially for OpenBSD case. * os_dep.c (GC_fault_handler_lock): Initialize to AO_TS_INITIALIZER (instead of 0). * pthread_support.c (GC_allocate_lock): Ditto. * pthread_stop_world.c (NSIG, GC_print_sig_mask, GC_remove_allowed_signals, suspend_handler_mask, GC_stop_count, GC_world_is_stopped, GC_retry_signals, SIG_THR_RESTART, GC_suspend_ack_sem, GC_suspend_handler_inner, GC_suspend_handler, GC_restart_handler): Don't define and use if OpenBSD. * pthread_stop_world.c (GC_suspend_all, GC_stop_world, GC_start_world): Handle OpenBSD case. * pthread_stop_world.c (GC_stop_init): Define as empty if OpenBSD. * pthread_support.c (pthread_sigmask): Don't undefine the macro and don't define the wrapper function if OpenBSD. * pthread_support.c (GC_thr_init): Handle OpenBSD case. * configure: Regenerate. * include/private/config.h.in: Ditto.
2011-07-262009-10-19 Ivan Maidanski <ivmai@mail.ru>ivmai
* include/private/gc_priv.h (GC_INNER): New macro (for GC-scope variable definitions). * include/private/gc_priv.h (GC_EXTERN): Update the comment. * allchblk.c (GC_unmap_threshold): Define as GC_INNER. * alloc.c (GC_incremental, GC_world_stopped, GC_n_heap_sects, GC_n_memory, GC_fail_count): Ditto. * blacklst.c (GC_black_list_spacing, GC_print_heap_obj): Ditto. * gcj_mlc.c (GC_gcj_malloc_initialized, GC_gcjobjfreelist): Ditto. * mach_dep.c (GC_save_regs_ret_val): Ditto. * mark.c (GC_n_mark_procs, GC_obj_kinds, GC_n_kinds, GC_mark_stack, GC_mark_stack_limit, GC_mark_stack_size, GC_mark_stack_top, GC_mark_state, GC_mark_stack_too_small, GC_mark_no, GC_markers): Ditto. * mark_rts.c (GC_root_size, GC_push_typed_structures): Ditto. * misc.c (GC_allocate_ml, GC_debugging_started, GC_check_heap, GC_print_all_smashed, GC_print_back_height, GC_dump_regularly, GC_backtraces, GC_force_unmap_on_gcollect, GC_large_alloc_warn_interval, GC_is_initialized, GC_write_cs, GC_current_warn_proc, GC_blocked_sp, GC_activation_frame): Ditto. * os_dep.c (GC_page_size, GC_dont_query_stack_min, GC_no_win32_dlls, GC_wnt, GC_sysinfo, GC_push_other_roots, GC_dirty_maintained, GC_fault_handler_lock): Ditto. * pthread_support.c (GC_allocate_ml, GC_lock_holder, GC_need_to_lock, GC_thr_initialized, GC_threads, GC_in_thread_creation, GC_collecting, GC_allocate_lock, GC_mark_lock_holder): Ditto. * reclaim.c (GC_bytes_found, GC_fl_builder_count, GC_have_errors): Ditto. * win32_threads.c (GC_allocate_ml, GC_lock_holder, GC_need_to_lock, GC_mark_lock_holder, GC_collecting): Ditto. * extra/gc.c (GC_INNER, GC_EXTERN): Define as STATIC. * mach_dep.c (GC_with_callee_saves_pushed): Remove redundant {}. * os_dep.c (GC_init_win32): Reformat the comment.
2011-07-262009-09-30 Ivan Maidanski <ivmai@mail.ru>ivmai
* allchblk.c (GC_large_alloc_warn_interval): Move declaration from gc_priv.h. * allchblk.c (GC_large_alloc_warn_suppressed): Move definition from misc.c; define as STATIC. * include/private/gc_priv.h (GC_large_alloc_warn_interval, GC_large_alloc_warn_suppressed): Remove declaration. * alloc.c (GC_bytes_found): Add "defined in" comment. * mallocx.c (GC_bytes_found): Ditto. * misc.c (GC_unmap_threshold): Ditto. * os_dep.c (GC_old_allocator): Ditto. * pthread_support.c (GC_markers): Ditto. * thread_local_alloc.c (GC_gcjobjfreelist, GC_gcj_malloc_initialized, GC_gcj_kind): Ditto. * win32_threads.c (GC_markers): Ditto. * alloc.c (GC_start_time): Explicitly initialize to 0 or NULL (to be distinctive from a variable declaration). * backgraph.c (GC_max_height, GC_deepest_obj): Ditto. * blacklst.c (GC_old_normal_bl, GC_incomplete_normal_bl, GC_old_stack_bl, GC_incomplete_stack_bl): Ditto. * checksums.c (GC_faulted, GC_n_dirty_errors, GC_n_faulted_dirty_errors, GC_n_changed_errors, GC_n_clean, GC_n_dirty, GC_bytes_in_used_blocks): Ditto. * dbg_mlc.c (GC_smashed): Ditto. * finalize.c (GC_old_dl_entries): Ditto. * gcj_mlc.c (GC_gcj_kind, GC_gcj_debug_kind, GC_gcjobjfreelist, GC_gcjdebugobjfreelist): Ditto. * mach_dep.c (GC_save_regs_ret_val): Ditto. * mark.c (GC_n_rescuing_pages, GC_mark_stack, GC_mark_stack_limit, GC_mark_stack_top): Ditto. * misc.c (GC_min_sp, GC_high_water, GC_bytes_allocd_at_reset): Ditto. * os_dep.c (GC_data_start, GC_page_size, GC_sysinfo, GC_old_segv_handler, GC_old_bus_handler, GC_old_bus_handler_used_si, GC_old_segv_handler_used_si, GC_proc_buf, GC_proc_fd, GC_vd_base): Ditto. * pthread_stop_world.c (GC_stop_count, GC_stopping_pid): Ditto. * reclaim.c (GC_leaked): Ditto. * typd_mlc.c (GC_explicit_kind, GC_array_kind, GC_ext_descriptors, GC_typed_mark_proc_index, GC_array_mark_proc_index, GC_eobjfreelist, GC_arobjfreelist): Ditto. * win32_threads.c (GC_pthread_map_cache, GC_marker_cv, GC_marker_Id): Ditto. * dbg_mlc.c (GC_smashed, GC_n_smashed): Define as STATIC. * gcj_mlc.c (GC_gcjdebugobjfreelist): Ditto. * os_dep.c (GC_vd_base): Ditto. * pthread_support.c (GC_mark_threads): Ditto. * reclaim.c (GC_leaked): Ditto. * typd_mlc.c (GC_bm_table): Ditto. * mark_rts.c (GC_save_regs_ret_val): Change declaration type to that of definition; add "defined in" comment. * mark_rts.c (GC_push_current_stack): Remove unnecessary cast for GC_save_regs_ret_val. * misc.c (GC_check_heap, GC_print_all_smashed, GC_start_call_back): Remove unnecessary cast (of 0). * misc.c (GC_LARGE_ALLOC_WARN_INTERVAL): New tuning macro. * misc.c (GC_large_alloc_warn_interval): Initialize to GC_LARGE_ALLOC_WARN_INTERVAL value. * misc.c (GC_tmp): Change to "static". * os_dep.c (GC_setpagesize): Reformat the code (collapse multiple function definitions). * os_dep.c (GC_mprotect_state): Define as static. * pthread_support.c (dummy_thread_local): Prefix with "GC_". * win32_threads.c (WinMain): Remove FIXME for WinCE.
2011-07-262009-09-16 Ivan Maidanski <ivmai@mail.ru>ivmai
* ChangeLog: Remove trailing spaces at EOLn; insert blank lines where missed. * doc/README: Expand all tabs to spaces; remove trailing spaces at EOLn; remove multiple trailing blank lines. * doc/README.autoconf: Ditto. * doc/README.DGUX386: Ditto. * doc/README.environment: Ditto. * doc/README.macros: Ditto. * doc/README.win32: Ditto. * tests/test.c: Ditto. * tests/test_cpp.cc: Ditto. * backgraph.c: Ditto. * blacklst.c: Ditto. * checksums.c: Ditto. * darwin_stop_world.c: Ditto. * dbg_mlc.c: Ditto. * dyn_load.c: Ditto. * finalize.c: Ditto. * gc_dlopen.c: Ditto. * gcj_mlc.c: Ditto. * headers.c: Ditto. * mach_dep.c: Ditto. * malloc.c: Ditto. * mallocx.c: Ditto. * new_hblk.c: Ditto. * obj_map.c: Ditto. * ptr_chck.c: Ditto. * real_malloc.c: Ditto. * reclaim.c: Ditto. * stubborn.c: Ditto. * thread_local_alloc.c: Ditto. * typd_mlc.c: Ditto. * gc_cpp.cc: Ditto. * include/gc_allocator.h: Ditto. * include/gc_backptr.h: Ditto. * include/gc_config_macros.h: Ditto. * include/gc_cpp.h: Ditto. * include/gc_gcj.h: Ditto. * include/gc_inline.h: Ditto. * include/gc_mark.h: Ditto. * include/gc_pthread_redirects.h: Ditto. * include/gc_typed.h: Ditto. * include/gc_version.h: Ditto. * include/javaxfc.h: Ditto. * include/new_gc_alloc.h: Ditto. * include/private/darwin_semaphore.h: Ditto. * include/private/dbg_mlc.h: Ditto. * include/private/gc_hdrs.h: Ditto. * include/private/gc_locks.h: Ditto. * include/private/gc_pmark.h: Ditto. * include/private/gcconfig.h: Ditto. * include/private/pthread_support.h: Ditto. * include/private/thread_local_alloc.h: Ditto. * darwin_stop_world.c: Add copyright header. * include/gc_backptr.h: Ditto. * include/gc_config_macros.h: Ditto. * include/gc_pthread_redirects.h: Ditto. * include/gc_version.h: Ditto. * include/javaxfc.h: Ditto. * include/private/darwin_semaphore.h: Ditto. * include/private/pthread_support.h: Ditto. * gc_cpp.cc: Make copyright header uniform across the package. * include/gc_cpp.h: Ditto.
2011-07-262009-09-02 Hans Boehm <Hans.Boehm@hp.com> (with help from Victor Ivrii andhboehm
others) * mach_dep.c: Don't include ucontext.h with NO_GETCONTEXT.
2011-07-262009-06-08 Hans Boehm <Hans.Boehm@hp.com> (Really Ivan Maidanski)hboehm
(diff91_cvs: resembling diff3, diff27, diff33, diff45, diff47, diff49, diff60, diff67, diff68 partly) * alloc.c (GC_FULL_FREQ, GC_DONT_EXPAND, GC_FREE_SPACE_DIVISOR, GC_TIME_LIMIT): New macros (used to control the default initial values of GC_full_freq variable, GC_dont_expand, GC_free_space_divisor, GC_time_limit respectively). * include/private/gc_priv.h (TIME_LIMIT): Remove macro (replaced with GC_TIME_LIMIT in alloc.c). * alloc.c (GC_need_full_gc, GC_stopped_mark, GC_finish_collection): Define as STATIC. * mark_rts.c (GC_push_current_stack, GC_push_gc_structures): Ditto. * include/private/gc_priv.h (GC_stopped_mark, GC_finish_collection): Move the prototypes to alloc.c, make STATIC. * include/private/gc_priv.h (GC_push_current_stack, GC_push_gc_structures, GC_push_regs_and_stack): Remove prototypes (move the comments to the places where these functions are defined). * mach_dep.c (GC_push_regs_and_stack): Move to mark_rts.c and define as STATIC. * alloc.c (GC_timeout_stop_func, GC_stopped_mark, GC_print_heap_sects): Convert a group of printf() calls into a single one (for output atomicity). * mark_rts.c (GC_print_static_roots): Ditto. * alloc.c (GC_stopped_mark): Output blank line (when logging) for convenience to delimit collections. * alloc.c (GC_clear_a_few_frames): Rename NWORDS to CLEAR_NWORDS; make "frames" local variable volatile (to prevent optimization). * alloc.c (GC_try_to_collect_inner, GC_stopped_mark, GC_finish_collection, GC_allocobj): Remove outdated comments about disabling signals. * include/private/gc_priv.h (GC_register_displacement_inner, GC_gcollect_inner): Ditto. * alloc.c (GC_try_to_collect_inner, GC_stopped_mark, GC_finish_collection): Initialize "start_time" local variable (to 0) to suppress compiler warning. * mark_rts.c (GC_add_roots_inner): Ditto (for "old" variable). * alloc.c (GC_RATE, MAX_PRIOR_ATTEMPTS): Guard with "ifndef". * include/private/gc_priv.h (clock, GC_stop_world, GC_start_world, GC_acquire_mark_lock, GC_release_mark_lock, GC_notify_all_builder, GC_wait_for_reclaim, GC_notify_all_marker, GC_wait_marker): Replace K&R-style function prototypes with ANSI C one. * include/private/gc_priv.h (ABORT): Define as DebugBreak() for Win32/WinCE if SMALL_CONFIG (the same as in GC_abort()). * include/private/gc_priv.h (ROUNDED_UP_WORDS, abs): Remove unused macros. * include/private/gc_priv.h (GC_noop): Declare for Borland C the same as for Watcom. * mark_rts.c (GC_push_conditional_with_exclusions): Add ARGSUSED tag.
2011-07-262009-05-07 Hans Boehm <Hans.Boehm@hp.com> and Mark Siblyhboehm
* mach_dep.c: Don't use __builtin_unwind_init for register state on PowerPC/Darwin.
2011-07-262008-10-27 Hans Boehm <Hans.Boehm@hp.com> (Really Rex Dieter andhboehm
Petr Krajca) * mach_dep.c (NO_GETCONTEXT): Define for sparc linux. * configure.ac: Define mach_dep for sparc-linux. * configure: Regenerate.
2011-07-262008-10-21 Hans Boehm <Hans.Boehm@hp.com> (Really Ivan Maidanski)hboehm
* include/private/gc_locks.h, include/private/gc_pmark.h, include/private/gc_priv.h, include/private/gcconfig.h, mach_dep.c, mark_rts.c, misc.c, os_dep.c, pthread_stop_world.c, pthread_support.c, thread_local_alloc.c, typd_mlc.c, win32_threads.c: Fix comments.
2011-07-262008-07-21 Hans Boehm <Hans.Boehm@hp.com>hboehm
* Makefile.direct, mach_dep.c: Add support for NO_GETCONTEXT. * mach_dep.c: Include signal.h. * gc_priv.h: Factor out INLINE declaration.
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