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authorDimitry Andric <dim@FreeBSD.org>2019-10-23 17:52:22 +0000
committerDimitry Andric <dim@FreeBSD.org>2019-10-23 17:52:22 +0000
commit3a1720af1d7f43edc5b214cde0be11bfb94d077e (patch)
tree029e0ff2d5e3c0eaf2405fd8e669555fdf5e1297 /lib/tsan/rtl/tsan_flags.cc
parent8f3cadc28cb2bb9e8f9d69eeaaea1f57f2f7b2ab (diff)
Notes
Diffstat (limited to 'lib/tsan/rtl/tsan_flags.cc')
-rw-r--r--lib/tsan/rtl/tsan_flags.cc125
1 files changed, 0 insertions, 125 deletions
diff --git a/lib/tsan/rtl/tsan_flags.cc b/lib/tsan/rtl/tsan_flags.cc
deleted file mode 100644
index a5abb183a753f..0000000000000
--- a/lib/tsan/rtl/tsan_flags.cc
+++ /dev/null
@@ -1,125 +0,0 @@
-//===-- tsan_flags.cc -----------------------------------------------------===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-//
-// This file is a part of ThreadSanitizer (TSan), a race detector.
-//
-//===----------------------------------------------------------------------===//
-
-#include "sanitizer_common/sanitizer_flags.h"
-#include "sanitizer_common/sanitizer_flag_parser.h"
-#include "sanitizer_common/sanitizer_libc.h"
-#include "tsan_flags.h"
-#include "tsan_rtl.h"
-#include "tsan_mman.h"
-#include "ubsan/ubsan_flags.h"
-
-namespace __tsan {
-
-// Can be overriden in frontend.
-#ifdef TSAN_EXTERNAL_HOOKS
-extern "C" const char* __tsan_default_options();
-#else
-SANITIZER_WEAK_DEFAULT_IMPL
-const char *__tsan_default_options() {
- return "";
-}
-#endif
-
-void Flags::SetDefaults() {
-#define TSAN_FLAG(Type, Name, DefaultValue, Description) Name = DefaultValue;
-#include "tsan_flags.inc"
-#undef TSAN_FLAG
- // DDFlags
- second_deadlock_stack = false;
-}
-
-void RegisterTsanFlags(FlagParser *parser, Flags *f) {
-#define TSAN_FLAG(Type, Name, DefaultValue, Description) \
- RegisterFlag(parser, #Name, Description, &f->Name);
-#include "tsan_flags.inc"
-#undef TSAN_FLAG
- // DDFlags
- RegisterFlag(parser, "second_deadlock_stack",
- "Report where each mutex is locked in deadlock reports",
- &f->second_deadlock_stack);
-}
-
-void InitializeFlags(Flags *f, const char *env, const char *env_option_name) {
- SetCommonFlagsDefaults();
- {
- // Override some common flags defaults.
- CommonFlags cf;
- cf.CopyFrom(*common_flags());
- cf.allow_addr2line = true;
- if (SANITIZER_GO) {
- // Does not work as expected for Go: runtime handles SIGABRT and crashes.
- cf.abort_on_error = false;
- // Go does not have mutexes.
- cf.detect_deadlocks = false;
- }
- cf.print_suppressions = false;
- cf.stack_trace_format = " #%n %f %S %M";
- cf.exitcode = 66;
- cf.intercept_tls_get_addr = true;
- OverrideCommonFlags(cf);
- }
-
- f->SetDefaults();
-
- FlagParser parser;
- RegisterTsanFlags(&parser, f);
- RegisterCommonFlags(&parser);
-
-#if TSAN_CONTAINS_UBSAN
- __ubsan::Flags *uf = __ubsan::flags();
- uf->SetDefaults();
-
- FlagParser ubsan_parser;
- __ubsan::RegisterUbsanFlags(&ubsan_parser, uf);
- RegisterCommonFlags(&ubsan_parser);
-#endif
-
- // Let a frontend override.
- parser.ParseString(__tsan_default_options());
-#if TSAN_CONTAINS_UBSAN
- const char *ubsan_default_options = __ubsan::MaybeCallUbsanDefaultOptions();
- ubsan_parser.ParseString(ubsan_default_options);
-#endif
- // Override from command line.
- parser.ParseString(env, env_option_name);
-#if TSAN_CONTAINS_UBSAN
- ubsan_parser.ParseStringFromEnv("UBSAN_OPTIONS");
-#endif
-
- // Sanity check.
- if (!f->report_bugs) {
- f->report_thread_leaks = false;
- f->report_destroy_locked = false;
- f->report_signal_unsafe = false;
- }
-
- InitializeCommonFlags();
-
- if (Verbosity()) ReportUnrecognizedFlags();
-
- if (common_flags()->help) parser.PrintFlagDescriptions();
-
- if (f->history_size < 0 || f->history_size > 7) {
- Printf("ThreadSanitizer: incorrect value for history_size"
- " (must be [0..7])\n");
- Die();
- }
-
- if (f->io_sync < 0 || f->io_sync > 2) {
- Printf("ThreadSanitizer: incorrect value for io_sync"
- " (must be [0..2])\n");
- Die();
- }
-}
-
-} // namespace __tsan