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3405 Commits

Author SHA1 Message Date
Timur Iskhodzhanov 28bc2f7a14 Work around PR19125: -Wconstant-logical-operand false positive 
llvm-svn: 203782
 2014-03-13 10:43:02 +00:00
Kostya Serebryany de3f20cf4b [sanitizer] support recursive rwlocks in bitset-based deadlock detector 
llvm-svn: 203779
 2014-03-13 10:26:03 +00:00
Timur Iskhodzhanov 5c40cc3549 Disable fast shadow zero'ing on Windows 
llvm-svn: 203778
 2014-03-13 10:15:10 +00:00
Timur Iskhodzhanov e8bd672d31 FastPoisonShadow: check for MmapFixedNoReserve failures 
llvm-svn: 203776
 2014-03-13 10:08:45 +00:00
Alexey Samsonov 32956d651a [CMake] Make append_if semantics similar to those used in LLVM 
llvm-svn: 203773
 2014-03-13 09:31:36 +00:00
Joerg Sonnenberger 361a553ace Preserve constness for intermediate pointers. 
llvm-svn: 203743
 2014-03-13 00:44:37 +00:00
Justin Bogner 8b77f351a8 Revert "profile: Use a simple binary format for profiling" 
This will break without the corresponding change in clang, which I've
reverted until I figure out how to get it to link properly.

This reverts commit r203710.

llvm-svn: 203713
 2014-03-12 21:07:26 +00:00
Justin Bogner ac7c599254 profile: Use a simple binary format for profiling 
llvm-svn: 203710
 2014-03-12 20:52:34 +00:00
Daniel Sanders f90e78a48d Implement Android versions of __clear_cache for arm32 & mips. 
The MIPS version was reviewed by myself. The ARM version was reviewed by JF
Bastien.

Patch by Narayan Kamath <narayan@google.com>.

llvm-svn: 203674
 2014-03-12 16:38:27 +00:00
Dmitry Vyukov 22196e777c tsan: fix deadlock in deadlock detector 
forget to unlock a mutex on one of the paths

llvm-svn: 203663
 2014-03-12 14:55:20 +00:00
Timur Iskhodzhanov c3687e7bf3 Fix MSVS warnings in the sanitizers RTL 
llvm-svn: 203661
 2014-03-12 14:09:25 +00:00
Viktor Kutuzov ebb00e1553 Add FreeBSD 9.2 support to asan_linux.cc 
llvm-svn: 203658
 2014-03-12 12:44:36 +00:00
Dmitry Vyukov 8c0f86e307 tsan: fix handling of pthread_cond_wait in presence of pthread_cancel 
if the thread is cancelled in pthread_cond_wait, it locks the mutex before
processing pthread_cleanup stack
but tsan was missing that, thus reporting false double-lock/wrong-unlock errors
see the test for details

llvm-svn: 203648
 2014-03-12 09:48:14 +00:00
Dmitry Vyukov 4076b3481a tsan: add interceptors for fopen64, freopen64, tmpfile, tmpfile64 
llvm-svn: 203647
 2014-03-12 08:26:43 +00:00
Hans Wennborg 9f74f15682 Revert "[asan] Make __cxa_demangle non-weak symbol on Android." 
stlport doesn't include __cxa_demangle.

This reverts r201545.

llvm-svn: 203601
 2014-03-11 20:23:59 +00:00
Alexander Potapenko a0c5a6763a [ASan] Don't build the ASan runtime with -undefined dynamic_lookup, which isn't necessary anymore. 
Fixes https://code.google.com/p/address-sanitizer/issues/detail?id=266.

llvm-svn: 203572
 2014-03-11 14:04:09 +00:00
Evgeniy Stepanov 14cd8e900f [sanitizer] Fix a typo. 
llvm-svn: 203568
 2014-03-11 13:35:41 +00:00
Viktor Kutuzov f31e53661f A fix for platform-dependent types in sanitizers' profiling support lib on x64 FreeBSD in 32-bit mode 
llvm-svn: 203470
 2014-03-10 16:50:53 +00:00
Tim Northover 65fe9377f0 ARM: fix file's header comment 
llvm-svn: 203247
 2014-03-07 14:56:29 +00:00
Alexey Samsonov 18adbc361a Remove sanitizer_linux_libcdep.cc from TSan-Go build 
llvm-svn: 203238
 2014-03-07 13:17:32 +00:00
Alexey Samsonov f3f3b9e5b6 [FreeBSD] Add support for sanitizer_linux_libcdep.cc 
Patch by Viktor Kutuzov!

llvm-svn: 203235
 2014-03-07 11:47:32 +00:00
Alexey Samsonov 78a6d2073f [FreeBSD] Port sanitizers' syscalls. 
Patch by Viktor Kutuzov!

llvm-svn: 203227
 2014-03-07 10:03:54 +00:00
Dmitry Vyukov f852f08fb1 tsan: fix pthread_cond_destroy interceptor on android 
llvm-svn: 203226
 2014-03-07 10:01:16 +00:00
Alexey Samsonov fefeecc7b0 [ASan] Better way to disable tests for functions unavailable on certain platforms 
llvm-svn: 203224
 2014-03-07 09:39:01 +00:00
Dmitry Vyukov dd419aee00 tsan: update Go windows build script 
llvm-svn: 203121
 2014-03-06 14:49:21 +00:00
Evgeniy Stepanov 72a9d25060 [sanitizer] Simplify interceptors with user callbacks. 
Get rid of the context argument in UNPOISON_PARAM and INITIALIZE_RANGE.
Get rid of all the thread-local contexts in interceptors.

llvm-svn: 203119
 2014-03-06 13:26:09 +00:00
Dmitry Vyukov 350e7ddd34 tsan: update interface for Go 
this is required to fix:
https://code.google.com/p/go/issues/detail?id=7460

llvm-svn: 203116
 2014-03-06 13:17:28 +00:00
Dmitry Vyukov 2516974e83 tsan: weaken concurrency guarantees in deadlock detector mutex hashmap 
read locking on every access is too expensive

llvm-svn: 203112
 2014-03-06 12:04:26 +00:00
Dmitry Vyukov 119aa0ea7c tsan: add -ftls-model=initial-exec to deadlock detector flags 
one way or another it must present in the process from the beginning

llvm-svn: 203111
 2014-03-06 12:03:39 +00:00
Dmitry Vyukov 69bd9ca91c tsan: better error message wording in deadlock reports 
llvm-svn: 203109
 2014-03-06 12:02:17 +00:00
Alexey Samsonov 5ec35b75ef [FreeBSD] Provide FreeBSD-specific things for ASan. 
Patch by Viktor Kutuzov!

llvm-svn: 203100
 2014-03-06 09:05:52 +00:00
Alexey Samsonov d52b9ba38d [FreeBSD] Enable procmaps on FreeBSD. 
This is not the final patch for procmaps, but it's enough for building
sanitizers and tests on FreeBSD.

Patch by Viktor Kutuzov!

llvm-svn: 203099
 2014-03-06 08:58:24 +00:00
Alexey Samsonov 921f5a529e asan_symbolize.py: use llvm-symbolizer results even if it returned function name w/o file/line info 
llvm-svn: 202983
 2014-03-05 15:18:50 +00:00
Alexey Samsonov 8ad7a05bb4 Improve llvm-symbolizer discovery in asan_symbolize.py 
llvm-svn: 202982
 2014-03-05 15:00:36 +00:00
Alexey Samsonov e062e4c7eb Enable memrchr interceptor only on Linux 
llvm-svn: 202981
 2014-03-05 14:07:19 +00:00
Dmitry Vyukov 792d4b1559 tsan: add missing header file to sanitizer_common cmake file 
llvm-svn: 202979
 2014-03-05 13:55:32 +00:00
Dmitry Vyukov e73e0a04d7 tsan: fix deadlock detector build for SANITIZER_DEADLOCK_DETECTOR_VERSION=2 
llvm-svn: 202977
 2014-03-05 13:53:29 +00:00
Dmitry Vyukov 9b410fb627 tsan: implement new version of standalong deadlock detector 
intercept pthread_cond (it is required to properly track state of mutexes)
detect cycles in mutex graph

llvm-svn: 202975
 2014-03-05 13:41:21 +00:00
Dmitry Vyukov cd3583a4c7 tsan: include what you use 
VPrintf uses common_flags()

llvm-svn: 202974
 2014-03-05 13:40:05 +00:00
Alexey Samsonov 6dece3c99f Add common interceptors for memchr/memrchr 
llvm-svn: 202972
 2014-03-05 13:25:32 +00:00
Alexey Samsonov c8c38dbb18 Increase threshold in StackTrace::LocatePcInTrace 
llvm-svn: 202950
 2014-03-05 08:29:56 +00:00
Dmitry Vyukov 19126f9075 tsan: add interceptors for pthread_spinlock_t and ptread_rwlock_t for deadlock detector 
llvm-svn: 202947
 2014-03-05 08:10:27 +00:00
Dmitry Vyukov 30076b0244 tsan: add another missing windows atomic operation 
llvm-svn: 202852
 2014-03-04 14:21:42 +00:00
Dmitry Vyukov 0a650fe711 tsan: attempt to fix darwin build 
everything except linux does not need this hackery with pthread_cond

llvm-svn: 202850
 2014-03-04 14:16:28 +00:00
Alexey Samsonov 359c105c92 Fix StackTrace::LocatePcInTrace, add more unit tests for generic StackTrace 
llvm-svn: 202849
 2014-03-04 14:06:11 +00:00
Alexey Samsonov d964e7cd81 [CMake] Test for libdl and libpthread presence 
llvm-svn: 202847
 2014-03-04 13:28:21 +00:00
Alexey Samsonov 3d9adc0a73 [ASan] Speed up stack trace unwinding for stacks of size 2. 
Summary:
We don't need to do any work in this case - just take
the current PC and caller PC.

Reviewers: eugenis, ygribov

Reviewed By: eugenis

CC: llvm-commits

Differential Revision: http://llvm-reviews.chandlerc.com/D2936

llvm-svn: 202845
 2014-03-04 13:12:25 +00:00
Dmitry Vyukov d1d8653742 tsan: add dynamic library target for standalone deadlock detector 
it's LD_PRELOAD-able

llvm-svn: 202843
 2014-03-04 12:52:20 +00:00
Alexey Samsonov 3e8467b8b9 Avoid doing any work when unwinding stack traces with 0 or 1 frame 
llvm-svn: 202837
 2014-03-04 12:21:28 +00:00
Dmitry Vyukov 9e3a217adb tsan: fix windows build 
llvm-svn: 202831
 2014-03-04 11:57:25 +00:00