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| author | Kostya Serebryany <kcc@google.com> | 2017-06-02 00:52:35 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2017-06-02 00:52:35 +0000 |
| commit | c760b288470e6d7bf6308dc23aa884e47befadb5 (patch) | |
| tree | e117cb92a7385ca0d44277a3a7a28b50d9cdebc9 /lib/sanitizer_common/sanitizer_coverage_libcdep_new.cc | |
| parent | cdad12420e89bc6ee67ebcc6cb04763604535bdf (diff) | |
[sanitizer-coverage] nuke more stale code
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@304504 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/sanitizer_common/sanitizer_coverage_libcdep_new.cc')
| -rw-r--r-- | lib/sanitizer_common/sanitizer_coverage_libcdep_new.cc | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/lib/sanitizer_common/sanitizer_coverage_libcdep_new.cc b/lib/sanitizer_common/sanitizer_coverage_libcdep_new.cc index a98dde76e..24433356c 100644 --- a/lib/sanitizer_common/sanitizer_coverage_libcdep_new.cc +++ b/lib/sanitizer_common/sanitizer_coverage_libcdep_new.cc @@ -146,6 +146,17 @@ static TracePcGuardController pc_guard_controller; } // namespace } // namespace __sancov +namespace __sanitizer { +void InitializeCoverage(bool enabled, const char *dir) { + static bool coverage_enabled = false; + if (coverage_enabled) + return; // May happen if two sanitizer enable coverage in the same process. + coverage_enabled = enabled; + Atexit(__sanitizer_cov_dump); + AddDieCallback(__sanitizer_cov_dump); +} +} // namespace __sanitizer + extern "C" { SANITIZER_INTERFACE_ATTRIBUTE void __sanitizer_dump_coverage( // NOLINT const uptr* pcs, uptr len) { @@ -166,4 +177,18 @@ SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_pc_guard_init, SANITIZER_INTERFACE_ATTRIBUTE void __sanitizer_dump_trace_pc_guard_coverage() { __sancov::pc_guard_controller.Dump(); } +SANITIZER_INTERFACE_ATTRIBUTE void __sanitizer_cov_dump() { + __sanitizer_dump_trace_pc_guard_coverage(); +} +// Default empty implementations (weak). Users should redefine them. +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_cmp, void) {} +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_cmp1, void) {} +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_cmp2, void) {} +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_cmp4, void) {} +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_cmp8, void) {} +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_switch, void) {} +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_div4, void) {} +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_div8, void) {} +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_gep, void) {} +SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_cov_trace_pc_indir, void) {} } // extern "C" |