2012-11-12 16:53:47 +01:00
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//===-- sanitizer_symbolizer.h ----------------------------------*- C++ -*-===//
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//
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2019-08-14 10:47:11 +02:00
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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2012-11-12 16:53:47 +01:00
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//
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//===----------------------------------------------------------------------===//
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//
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2013-12-05 10:18:38 +01:00
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// Symbolizer is used by sanitizers to map instruction address to a location in
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// source code at run-time. Symbolizer either uses __sanitizer_symbolize_*
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// defined in the program, or (if they are missing) tries to find and
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// launch "llvm-symbolizer" commandline tool in a separate process and
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// communicate with it.
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2012-11-12 16:53:47 +01:00
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//
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2013-12-05 10:18:38 +01:00
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// Generally we should try to avoid calling system library functions during
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// symbolization (and use their replacements from sanitizer_libc.h instead).
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2012-11-12 16:53:47 +01:00
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//===----------------------------------------------------------------------===//
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#ifndef SANITIZER_SYMBOLIZER_H
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#define SANITIZER_SYMBOLIZER_H
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2015-10-21 09:32:45 +02:00
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#include "sanitizer_common.h"
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#include "sanitizer_mutex.h"
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2019-08-14 10:47:11 +02:00
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#include "sanitizer_vector.h"
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2012-11-12 16:53:47 +01:00
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namespace __sanitizer {
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struct AddressInfo {
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2015-10-21 09:32:45 +02:00
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// Owns all the string members. Storage for them is
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// (de)allocated using sanitizer internal allocator.
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2012-11-12 16:53:47 +01:00
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uptr address;
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2014-05-22 09:09:21 +02:00
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2012-11-12 16:53:47 +01:00
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char *module;
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uptr module_offset;
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ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch builtins...
* ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
builtins, store max (log2 (align), 0) into uchar field instead of
align into uptr field.
(ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
store uchar 0 field instead of uptr 0 field.
(instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
instead of passing one address of struct with 2 locations pass
two addresses of structs with 1 location each.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
(BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
* c-c++-common/ubsan/float-cast-overflow-1.c: Drop value keyword
from expected output regexps.
* c-c++-common/ubsan/float-cast-overflow-2.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-3.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-4.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-5.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-6.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-8.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-9.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-10.c: Likewise.
* g++.dg/ubsan/float-cast-overflow-bf.C: Likewise.
* gcc.dg/ubsan/float-cast-overflow-bf.c: Likewise.
* g++.dg/asan/default-options-1.C (__asan_default_options): Add
used attribute.
* g++.dg/asan/asan_test.C: Run with ASAN_OPTIONS=handle_segv=2
in the environment.
* All source files: Merge from upstream 315899.
* asan/Makefile.am (nodist_saninclude_HEADERS): Add
include/sanitizer/tsan_interface.h.
* asan/libtool-version: Bump the libasan SONAME.
* lsan/Makefile.am (sanitizer_lsan_files): Add lsan_common_mac.cc.
(lsan_files): Add lsan_linux.cc, lsan_mac.cc and lsan_malloc_mac.cc.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add
sancov_flags.cc, sanitizer_allocator_checks.cc,
sanitizer_coverage_libcdep_new.cc, sanitizer_errno.cc,
sanitizer_file.cc, sanitizer_mac_libcdep.cc and
sanitizer_stoptheworld_mac.cc. Remove sanitizer_coverage_libcdep.cc
and sanitizer_coverage_mapping_libcdep.cc.
* tsan/Makefile.am (tsan_files): Add tsan_external.cc.
* ubsan/Makefile.am (DEFS): Add -DUBSAN_CAN_USE_CXXABI=1.
(ubsan_files): Add ubsan_init_standalone.cc and
ubsan_signals_standalone.cc.
* ubsan/libtool-version: Bump the libubsan SONAME.
* asan/Makefile.in: Regenerate.
* lsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.in: Regenerate.
* tsan/Makefile.in: Regenerate.
* ubsan/Makefile.in: Regenerate.
From-SVN: r253887
2017-10-19 13:23:59 +02:00
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ModuleArch module_arch;
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2014-05-22 09:09:21 +02:00
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static const uptr kUnknown = ~(uptr)0;
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2012-11-12 16:53:47 +01:00
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char *function;
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2014-05-22 09:09:21 +02:00
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uptr function_offset;
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2012-11-12 16:53:47 +01:00
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char *file;
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int line;
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int column;
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2015-10-21 09:32:45 +02:00
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AddressInfo();
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2014-05-22 09:09:21 +02:00
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// Deletes all strings and resets all fields.
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2015-10-21 09:32:45 +02:00
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void Clear();
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ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch builtins...
* ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
builtins, store max (log2 (align), 0) into uchar field instead of
align into uptr field.
(ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
store uchar 0 field instead of uptr 0 field.
(instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
instead of passing one address of struct with 2 locations pass
two addresses of structs with 1 location each.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
(BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
* c-c++-common/ubsan/float-cast-overflow-1.c: Drop value keyword
from expected output regexps.
* c-c++-common/ubsan/float-cast-overflow-2.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-3.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-4.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-5.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-6.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-8.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-9.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-10.c: Likewise.
* g++.dg/ubsan/float-cast-overflow-bf.C: Likewise.
* gcc.dg/ubsan/float-cast-overflow-bf.c: Likewise.
* g++.dg/asan/default-options-1.C (__asan_default_options): Add
used attribute.
* g++.dg/asan/asan_test.C: Run with ASAN_OPTIONS=handle_segv=2
in the environment.
* All source files: Merge from upstream 315899.
* asan/Makefile.am (nodist_saninclude_HEADERS): Add
include/sanitizer/tsan_interface.h.
* asan/libtool-version: Bump the libasan SONAME.
* lsan/Makefile.am (sanitizer_lsan_files): Add lsan_common_mac.cc.
(lsan_files): Add lsan_linux.cc, lsan_mac.cc and lsan_malloc_mac.cc.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add
sancov_flags.cc, sanitizer_allocator_checks.cc,
sanitizer_coverage_libcdep_new.cc, sanitizer_errno.cc,
sanitizer_file.cc, sanitizer_mac_libcdep.cc and
sanitizer_stoptheworld_mac.cc. Remove sanitizer_coverage_libcdep.cc
and sanitizer_coverage_mapping_libcdep.cc.
* tsan/Makefile.am (tsan_files): Add tsan_external.cc.
* ubsan/Makefile.am (DEFS): Add -DUBSAN_CAN_USE_CXXABI=1.
(ubsan_files): Add ubsan_init_standalone.cc and
ubsan_signals_standalone.cc.
* ubsan/libtool-version: Bump the libubsan SONAME.
* asan/Makefile.in: Regenerate.
* lsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.in: Regenerate.
* tsan/Makefile.in: Regenerate.
* ubsan/Makefile.in: Regenerate.
From-SVN: r253887
2017-10-19 13:23:59 +02:00
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void FillModuleInfo(const char *mod_name, uptr mod_offset, ModuleArch arch);
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2015-10-21 09:32:45 +02:00
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};
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2012-11-12 16:53:47 +01:00
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2015-10-21 09:32:45 +02:00
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// Linked list of symbolized frames (each frame is described by AddressInfo).
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struct SymbolizedStack {
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SymbolizedStack *next;
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AddressInfo info;
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static SymbolizedStack *New(uptr addr);
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// Deletes current, and all subsequent frames in the linked list.
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// The object cannot be accessed after the call to this function.
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void ClearAll();
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private:
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SymbolizedStack();
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2012-11-12 16:53:47 +01:00
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};
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2014-11-13 21:41:38 +01:00
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// For now, DataInfo is used to describe global variable.
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2013-01-23 12:41:33 +01:00
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struct DataInfo {
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2015-10-21 09:32:45 +02:00
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// Owns all the string members. Storage for them is
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// (de)allocated using sanitizer internal allocator.
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2013-01-23 12:41:33 +01:00
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char *module;
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uptr module_offset;
|
ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch builtins...
* ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
builtins, store max (log2 (align), 0) into uchar field instead of
align into uptr field.
(ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
store uchar 0 field instead of uptr 0 field.
(instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
instead of passing one address of struct with 2 locations pass
two addresses of structs with 1 location each.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
(BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
* c-c++-common/ubsan/float-cast-overflow-1.c: Drop value keyword
from expected output regexps.
* c-c++-common/ubsan/float-cast-overflow-2.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-3.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-4.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-5.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-6.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-8.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-9.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-10.c: Likewise.
* g++.dg/ubsan/float-cast-overflow-bf.C: Likewise.
* gcc.dg/ubsan/float-cast-overflow-bf.c: Likewise.
* g++.dg/asan/default-options-1.C (__asan_default_options): Add
used attribute.
* g++.dg/asan/asan_test.C: Run with ASAN_OPTIONS=handle_segv=2
in the environment.
* All source files: Merge from upstream 315899.
* asan/Makefile.am (nodist_saninclude_HEADERS): Add
include/sanitizer/tsan_interface.h.
* asan/libtool-version: Bump the libasan SONAME.
* lsan/Makefile.am (sanitizer_lsan_files): Add lsan_common_mac.cc.
(lsan_files): Add lsan_linux.cc, lsan_mac.cc and lsan_malloc_mac.cc.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add
sancov_flags.cc, sanitizer_allocator_checks.cc,
sanitizer_coverage_libcdep_new.cc, sanitizer_errno.cc,
sanitizer_file.cc, sanitizer_mac_libcdep.cc and
sanitizer_stoptheworld_mac.cc. Remove sanitizer_coverage_libcdep.cc
and sanitizer_coverage_mapping_libcdep.cc.
* tsan/Makefile.am (tsan_files): Add tsan_external.cc.
* ubsan/Makefile.am (DEFS): Add -DUBSAN_CAN_USE_CXXABI=1.
(ubsan_files): Add ubsan_init_standalone.cc and
ubsan_signals_standalone.cc.
* ubsan/libtool-version: Bump the libubsan SONAME.
* asan/Makefile.in: Regenerate.
* lsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.in: Regenerate.
* tsan/Makefile.in: Regenerate.
* ubsan/Makefile.in: Regenerate.
From-SVN: r253887
2017-10-19 13:23:59 +02:00
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ModuleArch module_arch;
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2016-11-08 23:04:09 +01:00
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char *file;
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uptr line;
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2013-01-23 12:41:33 +01:00
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char *name;
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uptr start;
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uptr size;
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2014-11-13 21:41:38 +01:00
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2015-10-21 09:32:45 +02:00
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DataInfo();
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void Clear();
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2013-01-23 12:41:33 +01:00
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};
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2019-08-14 10:47:11 +02:00
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struct LocalInfo {
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char *function_name = nullptr;
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char *name = nullptr;
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char *decl_file = nullptr;
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unsigned decl_line = 0;
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bool has_frame_offset = false;
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bool has_size = false;
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bool has_tag_offset = false;
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sptr frame_offset;
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uptr size;
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uptr tag_offset;
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void Clear();
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};
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struct FrameInfo {
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char *module;
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uptr module_offset;
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ModuleArch module_arch;
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InternalMmapVector<LocalInfo> locals;
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void Clear();
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};
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2015-10-21 09:32:45 +02:00
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class SymbolizerTool;
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class Symbolizer final {
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2012-11-12 16:53:47 +01:00
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public:
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2014-09-23 19:59:53 +02:00
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/// Initialize and return platform-specific implementation of symbolizer
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/// (if it wasn't already initialized).
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2013-12-05 10:18:38 +01:00
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static Symbolizer *GetOrInit();
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2016-11-08 23:04:09 +01:00
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static void LateInitialize();
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2015-10-21 09:32:45 +02:00
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// Returns a list of symbolized frames for a given address (containing
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// all inlined functions, if necessary).
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SymbolizedStack *SymbolizePC(uptr address);
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bool SymbolizeData(uptr address, DataInfo *info);
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2019-08-14 10:47:11 +02:00
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bool SymbolizeFrame(uptr address, FrameInfo *info);
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2015-10-21 09:32:45 +02:00
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// The module names Symbolizer returns are stable and unique for every given
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// module. It is safe to store and compare them as pointers.
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bool GetModuleNameAndOffsetForPC(uptr pc, const char **module_name,
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uptr *module_address);
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const char *GetModuleNameForPc(uptr pc) {
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const char *module_name = nullptr;
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uptr unused;
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if (GetModuleNameAndOffsetForPC(pc, &module_name, &unused))
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return module_name;
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return nullptr;
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2013-12-05 10:18:38 +01:00
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}
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2015-10-21 09:32:45 +02:00
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2013-11-04 22:33:31 +01:00
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// Release internal caches (if any).
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2015-10-21 09:32:45 +02:00
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void Flush();
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2013-11-04 22:33:31 +01:00
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// Attempts to demangle the provided C++ mangled name.
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2015-10-21 09:32:45 +02:00
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const char *Demangle(const char *name);
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2012-11-12 16:53:47 +01:00
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2013-12-05 10:18:38 +01:00
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// Allow user to install hooks that would be called before/after Symbolizer
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// does the actual file/line info fetching. Specific sanitizers may need this
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// to distinguish system library calls made in user code from calls made
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// during in-process symbolization.
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typedef void (*StartSymbolizationHook)();
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typedef void (*EndSymbolizationHook)();
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// May be called at most once.
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void AddHooks(StartSymbolizationHook start_hook,
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EndSymbolizationHook end_hook);
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|
ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch builtins...
* ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
builtins, store max (log2 (align), 0) into uchar field instead of
align into uptr field.
(ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
store uchar 0 field instead of uptr 0 field.
(instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
instead of passing one address of struct with 2 locations pass
two addresses of structs with 1 location each.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
(BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
* c-c++-common/ubsan/float-cast-overflow-1.c: Drop value keyword
from expected output regexps.
* c-c++-common/ubsan/float-cast-overflow-2.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-3.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-4.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-5.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-6.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-8.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-9.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-10.c: Likewise.
* g++.dg/ubsan/float-cast-overflow-bf.C: Likewise.
* gcc.dg/ubsan/float-cast-overflow-bf.c: Likewise.
* g++.dg/asan/default-options-1.C (__asan_default_options): Add
used attribute.
* g++.dg/asan/asan_test.C: Run with ASAN_OPTIONS=handle_segv=2
in the environment.
* All source files: Merge from upstream 315899.
* asan/Makefile.am (nodist_saninclude_HEADERS): Add
include/sanitizer/tsan_interface.h.
* asan/libtool-version: Bump the libasan SONAME.
* lsan/Makefile.am (sanitizer_lsan_files): Add lsan_common_mac.cc.
(lsan_files): Add lsan_linux.cc, lsan_mac.cc and lsan_malloc_mac.cc.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add
sancov_flags.cc, sanitizer_allocator_checks.cc,
sanitizer_coverage_libcdep_new.cc, sanitizer_errno.cc,
sanitizer_file.cc, sanitizer_mac_libcdep.cc and
sanitizer_stoptheworld_mac.cc. Remove sanitizer_coverage_libcdep.cc
and sanitizer_coverage_mapping_libcdep.cc.
* tsan/Makefile.am (tsan_files): Add tsan_external.cc.
* ubsan/Makefile.am (DEFS): Add -DUBSAN_CAN_USE_CXXABI=1.
(ubsan_files): Add ubsan_init_standalone.cc and
ubsan_signals_standalone.cc.
* ubsan/libtool-version: Bump the libubsan SONAME.
* asan/Makefile.in: Regenerate.
* lsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.in: Regenerate.
* tsan/Makefile.in: Regenerate.
* ubsan/Makefile.in: Regenerate.
From-SVN: r253887
2017-10-19 13:23:59 +02:00
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void RefreshModules();
|
2016-11-08 23:04:09 +01:00
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const LoadedModule *FindModuleForAddress(uptr address);
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|
ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch builtins...
* ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
builtins, store max (log2 (align), 0) into uchar field instead of
align into uptr field.
(ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
store uchar 0 field instead of uptr 0 field.
(instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
instead of passing one address of struct with 2 locations pass
two addresses of structs with 1 location each.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
(BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
* c-c++-common/ubsan/float-cast-overflow-1.c: Drop value keyword
from expected output regexps.
* c-c++-common/ubsan/float-cast-overflow-2.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-3.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-4.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-5.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-6.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-8.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-9.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-10.c: Likewise.
* g++.dg/ubsan/float-cast-overflow-bf.C: Likewise.
* gcc.dg/ubsan/float-cast-overflow-bf.c: Likewise.
* g++.dg/asan/default-options-1.C (__asan_default_options): Add
used attribute.
* g++.dg/asan/asan_test.C: Run with ASAN_OPTIONS=handle_segv=2
in the environment.
* All source files: Merge from upstream 315899.
* asan/Makefile.am (nodist_saninclude_HEADERS): Add
include/sanitizer/tsan_interface.h.
* asan/libtool-version: Bump the libasan SONAME.
* lsan/Makefile.am (sanitizer_lsan_files): Add lsan_common_mac.cc.
(lsan_files): Add lsan_linux.cc, lsan_mac.cc and lsan_malloc_mac.cc.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add
sancov_flags.cc, sanitizer_allocator_checks.cc,
sanitizer_coverage_libcdep_new.cc, sanitizer_errno.cc,
sanitizer_file.cc, sanitizer_mac_libcdep.cc and
sanitizer_stoptheworld_mac.cc. Remove sanitizer_coverage_libcdep.cc
and sanitizer_coverage_mapping_libcdep.cc.
* tsan/Makefile.am (tsan_files): Add tsan_external.cc.
* ubsan/Makefile.am (DEFS): Add -DUBSAN_CAN_USE_CXXABI=1.
(ubsan_files): Add ubsan_init_standalone.cc and
ubsan_signals_standalone.cc.
* ubsan/libtool-version: Bump the libubsan SONAME.
* asan/Makefile.in: Regenerate.
* lsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.in: Regenerate.
* tsan/Makefile.in: Regenerate.
* ubsan/Makefile.in: Regenerate.
From-SVN: r253887
2017-10-19 13:23:59 +02:00
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void InvalidateModuleList();
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2013-12-05 10:18:38 +01:00
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private:
|
2015-10-21 09:32:45 +02:00
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// GetModuleNameAndOffsetForPC has to return a string to the caller.
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// Since the corresponding module might get unloaded later, we should create
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// our owned copies of the strings that we can safely return.
|
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// ModuleNameOwner does not provide any synchronization, thus calls to
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// its method should be protected by |mu_|.
|
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class ModuleNameOwner {
|
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public:
|
2021-09-27 19:43:33 +02:00
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explicit ModuleNameOwner(Mutex *synchronized_by)
|
2018-10-31 12:14:23 +01:00
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|
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: last_match_(nullptr), mu_(synchronized_by) {
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storage_.reserve(kInitialCapacity);
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}
|
2015-10-21 09:32:45 +02:00
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const char *GetOwnedCopy(const char *str);
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private:
|
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|
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static const uptr kInitialCapacity = 1000;
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InternalMmapVector<const char*> storage_;
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const char *last_match_;
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2021-09-27 19:43:33 +02:00
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Mutex *mu_;
|
2015-10-21 09:32:45 +02:00
|
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} module_names_;
|
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2013-12-05 10:18:38 +01:00
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|
/// Platform-specific function for creating a Symbolizer object.
|
2014-09-23 19:59:53 +02:00
|
|
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static Symbolizer *PlatformInit();
|
2015-10-21 09:32:45 +02:00
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bool FindModuleNameAndOffsetForAddress(uptr address, const char **module_name,
|
ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch builtins...
* ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
builtins, store max (log2 (align), 0) into uchar field instead of
align into uptr field.
(ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
store uchar 0 field instead of uptr 0 field.
(instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
instead of passing one address of struct with 2 locations pass
two addresses of structs with 1 location each.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
(BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
* c-c++-common/ubsan/float-cast-overflow-1.c: Drop value keyword
from expected output regexps.
* c-c++-common/ubsan/float-cast-overflow-2.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-3.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-4.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-5.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-6.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-8.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-9.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-10.c: Likewise.
* g++.dg/ubsan/float-cast-overflow-bf.C: Likewise.
* gcc.dg/ubsan/float-cast-overflow-bf.c: Likewise.
* g++.dg/asan/default-options-1.C (__asan_default_options): Add
used attribute.
* g++.dg/asan/asan_test.C: Run with ASAN_OPTIONS=handle_segv=2
in the environment.
* All source files: Merge from upstream 315899.
* asan/Makefile.am (nodist_saninclude_HEADERS): Add
include/sanitizer/tsan_interface.h.
* asan/libtool-version: Bump the libasan SONAME.
* lsan/Makefile.am (sanitizer_lsan_files): Add lsan_common_mac.cc.
(lsan_files): Add lsan_linux.cc, lsan_mac.cc and lsan_malloc_mac.cc.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add
sancov_flags.cc, sanitizer_allocator_checks.cc,
sanitizer_coverage_libcdep_new.cc, sanitizer_errno.cc,
sanitizer_file.cc, sanitizer_mac_libcdep.cc and
sanitizer_stoptheworld_mac.cc. Remove sanitizer_coverage_libcdep.cc
and sanitizer_coverage_mapping_libcdep.cc.
* tsan/Makefile.am (tsan_files): Add tsan_external.cc.
* ubsan/Makefile.am (DEFS): Add -DUBSAN_CAN_USE_CXXABI=1.
(ubsan_files): Add ubsan_init_standalone.cc and
ubsan_signals_standalone.cc.
* ubsan/libtool-version: Bump the libubsan SONAME.
* asan/Makefile.in: Regenerate.
* lsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.in: Regenerate.
* tsan/Makefile.in: Regenerate.
* ubsan/Makefile.in: Regenerate.
From-SVN: r253887
2017-10-19 13:23:59 +02:00
|
|
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uptr *module_offset,
|
|
|
|
ModuleArch *module_arch);
|
2016-11-08 23:04:09 +01:00
|
|
|
ListOfModules modules_;
|
ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch builtins...
* ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
builtins, store max (log2 (align), 0) into uchar field instead of
align into uptr field.
(ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
store uchar 0 field instead of uptr 0 field.
(instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
instead of passing one address of struct with 2 locations pass
two addresses of structs with 1 location each.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
(BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
* c-c++-common/ubsan/float-cast-overflow-1.c: Drop value keyword
from expected output regexps.
* c-c++-common/ubsan/float-cast-overflow-2.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-3.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-4.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-5.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-6.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-8.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-9.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-10.c: Likewise.
* g++.dg/ubsan/float-cast-overflow-bf.C: Likewise.
* gcc.dg/ubsan/float-cast-overflow-bf.c: Likewise.
* g++.dg/asan/default-options-1.C (__asan_default_options): Add
used attribute.
* g++.dg/asan/asan_test.C: Run with ASAN_OPTIONS=handle_segv=2
in the environment.
* All source files: Merge from upstream 315899.
* asan/Makefile.am (nodist_saninclude_HEADERS): Add
include/sanitizer/tsan_interface.h.
* asan/libtool-version: Bump the libasan SONAME.
* lsan/Makefile.am (sanitizer_lsan_files): Add lsan_common_mac.cc.
(lsan_files): Add lsan_linux.cc, lsan_mac.cc and lsan_malloc_mac.cc.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add
sancov_flags.cc, sanitizer_allocator_checks.cc,
sanitizer_coverage_libcdep_new.cc, sanitizer_errno.cc,
sanitizer_file.cc, sanitizer_mac_libcdep.cc and
sanitizer_stoptheworld_mac.cc. Remove sanitizer_coverage_libcdep.cc
and sanitizer_coverage_mapping_libcdep.cc.
* tsan/Makefile.am (tsan_files): Add tsan_external.cc.
* ubsan/Makefile.am (DEFS): Add -DUBSAN_CAN_USE_CXXABI=1.
(ubsan_files): Add ubsan_init_standalone.cc and
ubsan_signals_standalone.cc.
* ubsan/libtool-version: Bump the libubsan SONAME.
* asan/Makefile.in: Regenerate.
* lsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.in: Regenerate.
* tsan/Makefile.in: Regenerate.
* ubsan/Makefile.in: Regenerate.
From-SVN: r253887
2017-10-19 13:23:59 +02:00
|
|
|
ListOfModules fallback_modules_;
|
2015-10-21 09:32:45 +02:00
|
|
|
// If stale, need to reload the modules before looking up addresses.
|
|
|
|
bool modules_fresh_;
|
|
|
|
|
|
|
|
// Platform-specific default demangler, must not return nullptr.
|
|
|
|
const char *PlatformDemangle(const char *name);
|
2013-12-05 10:18:38 +01:00
|
|
|
|
|
|
|
static Symbolizer *symbolizer_;
|
|
|
|
static StaticSpinMutex init_mu_;
|
|
|
|
|
2015-10-21 09:32:45 +02:00
|
|
|
// Mutex locked from public methods of |Symbolizer|, so that the internals
|
|
|
|
// (including individual symbolizer tools and platform-specific methods) are
|
|
|
|
// always synchronized.
|
2021-09-27 19:43:33 +02:00
|
|
|
Mutex mu_;
|
2015-10-21 09:32:45 +02:00
|
|
|
|
|
|
|
IntrusiveList<SymbolizerTool> tools_;
|
|
|
|
|
|
|
|
explicit Symbolizer(IntrusiveList<SymbolizerTool> tools);
|
2013-12-05 10:18:38 +01:00
|
|
|
|
|
|
|
static LowLevelAllocator symbolizer_allocator_;
|
|
|
|
|
|
|
|
StartSymbolizationHook start_hook_;
|
|
|
|
EndSymbolizationHook end_hook_;
|
|
|
|
class SymbolizerScope {
|
|
|
|
public:
|
|
|
|
explicit SymbolizerScope(const Symbolizer *sym);
|
|
|
|
~SymbolizerScope();
|
|
|
|
private:
|
|
|
|
const Symbolizer *sym_;
|
|
|
|
};
|
2020-06-01 21:15:18 +02:00
|
|
|
|
|
|
|
// Calls `LateInitialize()` on all items in `tools_`.
|
|
|
|
void LateInitializeTools();
|
2013-12-05 10:18:38 +01:00
|
|
|
};
|
2012-11-12 16:53:47 +01:00
|
|
|
|
2016-11-08 23:04:09 +01:00
|
|
|
#ifdef SANITIZER_WINDOWS
|
|
|
|
void InitializeDbgHelpIfNeeded();
|
|
|
|
#endif
|
|
|
|
|
2012-11-12 16:53:47 +01:00
|
|
|
} // namespace __sanitizer
|
|
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|
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|
#endif // SANITIZER_SYMBOLIZER_H
|