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1316 Commits

Author SHA1 Message Date
Dmitry Vyukov ce7a1ba196 tsan: faster memory reset for Go 
llvm-svn: 168567
 2012-11-25 16:05:42 +00:00
Kostya Serebryany df198db1aa [asan/tsan] get rid of kPageSize completely in favor of GetPageSizeCached(). This makes the code friendly to more platforms 
llvm-svn: 168537
 2012-11-24 05:03:11 +00:00
Dmitry Vyukov 195eda9922 tsan: add failure memory order to atomic compare exchange functions 
llvm-svn: 168518
 2012-11-23 15:51:45 +00:00
Kostya Serebryany f22c697f58 [asan] get rid of some of the uses of kPageSize. The intent is to get rid of it completely to support platforms with multiple possible page sizes. 
llvm-svn: 168517
 2012-11-23 15:38:49 +00:00
Alexey Samsonov 1a05424ee0 [ASan] move swapcontext_test to Linux-specific tests 
llvm-svn: 168513
 2012-11-23 11:20:54 +00:00
Alexey Samsonov aac36b345a [ASan] intercept swapcontext on Linux only 
llvm-svn: 168509
 2012-11-23 10:14:44 +00:00
Alexey Samsonov 0d7755ccb5 [ASan] Add interceptor for swapcontext to fight with false positives in some of its use cases. 
llvm-svn: 168508
 2012-11-23 09:46:34 +00:00
Dmitry Vyukov db584aded7 tsan: ensure than func entry/exit are inlined 
llvm-svn: 168506
 2012-11-23 07:14:11 +00:00
Dmitry Vyukov 6971414f3e tsan: fix more bugs in signal handling 
llvm-svn: 168497
 2012-11-22 13:53:54 +00:00
Dmitry Vyukov 3048e1a399 tsan: add missing \n in report 
llvm-svn: 168496
 2012-11-22 13:38:28 +00:00
Dmitry Vyukov 35437032be tsan: better error message for OOM 
llvm-svn: 168491
 2012-11-22 08:42:01 +00:00
Kostya Serebryany 8bc5421ba0 [asan] get rid of kPageSizeBits 
llvm-svn: 168426
 2012-11-21 13:31:07 +00:00
Evgeniy Stepanov 979a1e7352 Allow PopStackFrames leave the stack empty. 
llvm-svn: 168425
 2012-11-21 13:00:04 +00:00
Kostya Serebryany 734f1eb5f4 [asan/tsan] do not use __WORDSIZE macro, as it is glibc-private thing. Instead, define our own SANITIZER_WORDSIZE 
llvm-svn: 168424
 2012-11-21 12:38:58 +00:00
Dmitry Vyukov aeed45cde0 tsan: explictly say when we fail to restore a stack trace 
llvm-svn: 168423
 2012-11-21 11:44:20 +00:00
Alexey Samsonov 3a3488e4e1 [Sanitizer] replace while with internal_memset to make sure compiler won't replace it with library memset 
llvm-svn: 168422
 2012-11-21 11:12:57 +00:00
Dmitry Vyukov 9ca2afd3a1 tsan: fix handling of signals 
(do not execute synchronous signals in recursive interceptors)

llvm-svn: 168421
 2012-11-21 11:12:33 +00:00
Kostya Serebryany 6db8ad43df [asan] pop the two internal functions from the stack trace produced by _Unwind_Backtrace (Peter Bergner) 
llvm-svn: 168369
 2012-11-20 15:15:44 +00:00
Kostya Serebryany 87e0464bfb [asan] better support for powerpc and sparc targets (thanks to H.J. Liu and David Miller) 
llvm-svn: 168358
 2012-11-20 08:57:26 +00:00
Kostya Serebryany 46de580003 [asan] more support for powerpc, patch by Peter Bergner 
llvm-svn: 168356
 2012-11-20 07:00:42 +00:00
Alexey Samsonov 27a22688b9 [ASan] use raw Exit() to kill the program in case ASan finds an error while reporting the error in the same thread 
llvm-svn: 168308
 2012-11-19 11:22:22 +00:00
Kostya Serebryany 386e2d853b [asan] support x32 mode in the fast stack unwinder. Patch by H.J. Lu 
llvm-svn: 168306
 2012-11-19 10:31:00 +00:00
Alexey Samsonov 06b22c1513 [ASan] change interface of GetAccumulatedStats() function to prevent Clang from inserting memcpy() call into runtime. 
llvm-svn: 168305
 2012-11-19 10:25:17 +00:00
Kostya Serebryany cb9f62189b [asan] support PowerPC and SPARC in sanitizer_linux.cc 
llvm-svn: 168301
 2012-11-19 07:53:36 +00:00
Alexey Samsonov 56f1ef7d3b ubsan: fix broken test case by using brand new [[@LINE]] FileCheck feature 
llvm-svn: 168170
 2012-11-16 13:38:03 +00:00
Alexey Samsonov be9a293dda UBSan: enable CMake build on Darwin. Fix two failing tests and disable the test which produces linker errors on Darwin. 
llvm-svn: 168169
 2012-11-16 12:57:07 +00:00
Alexey Samsonov 77d35747be UBSan: fix support on Darwin in 'make' build system. Patch by Jean-Daniel Dupas. 
llvm-svn: 168167
 2012-11-16 12:51:23 +00:00
Dmitry Vyukov 4ee90c231a asan: sync with gcc r193553 
llvm-svn: 168151
 2012-11-16 11:26:05 +00:00
Alexey Samsonov 4ac66c49da [TSan] use explicit ctor for BlockingCall 
llvm-svn: 168150
 2012-11-16 11:21:07 +00:00
Alexey Samsonov 038e3489d9 [TSan] use llvm-symbolizer to run tsan tests 
llvm-svn: 168146
 2012-11-16 10:16:14 +00:00
Dmitry Vyukov 933c9889aa tsan: remove unused parameter 
llvm-svn: 168060
 2012-11-15 18:49:08 +00:00
Dmitry Vyukov f34db58c20 tsan: switch to 4 shadow cells by default (since that's what we use everywhere now) 
llvm-svn: 168059
 2012-11-15 18:44:22 +00:00
Dmitry Vyukov 262465c126 tsan: eevn better handling of signals 
add interceptor for poll()
in addition process signals in every atomic op
in addition process signals in blocking libc functions

llvm-svn: 168050
 2012-11-15 17:40:49 +00:00
Alexander Potapenko bcc00a4174 [ASan] Revert r168040 and r168043 and take a cleaner solution suggested by Kostya: return the known frame name for fake stack instead of looking it up. 
llvm-svn: 168046
 2012-11-15 15:24:42 +00:00
Alexander Potapenko 93dcc8d2bd [ASan] Minor fix: return to the last byte of the fake stack if we've raced by. 
llvm-svn: 168043
 2012-11-15 14:59:19 +00:00
Alexander Potapenko b34db9e883 [ASan] Poison the leftmost shadow byte with a special value so that we can find 
the beginning of the fake frame when reporting an use-after-return error.
Fixes http://code.google.com/p/address-sanitizer/issues/detail?id=126

llvm-svn: 168040
 2012-11-15 13:40:44 +00:00
Alexey Samsonov 11aec95f4a [UBSan] Add support for building ubsan runtime library on Linux with 'make'. Compiler-rt part. 
llvm-svn: 168038
 2012-11-15 12:37:55 +00:00
Alexander Potapenko 4d533d243d [ASan] Add the "lea $imm(%rip),%rax" instruction to mach_override.c 
The need for this has been reported by Jack Howarth (howarth@bromo.med.uc.edu) who's porting ASan-Darwin to GCC

llvm-svn: 168032
 2012-11-15 08:32:16 +00:00
Richard Smith 2674c6e39b Fix typo from code review (thanks to Alexey Samsonov). This is also caught by the existing tests when building for i386. 
llvm-svn: 167890
 2012-11-13 23:58:20 +00:00
Richard Smith 6122d0692b Support for building the ubsan runtime when using the autoconf build system on 
Darwin. Patch by Jean-Daniel Dupas, tweaked by Jonathan Sauer, simplified
somewhat by me.

llvm-svn: 167889
 2012-11-13 23:55:06 +00:00
Richard Smith 05dce7e644 -fsanitize=undefined: Switch to using sanitizer_common for output. This gets us much closer to not depending on any system headers. 
llvm-svn: 167888
 2012-11-13 23:42:05 +00:00
Kostya Serebryany 1f8922cf71 [asan] use #if defined __x86_64__ instead of #if __WORDSIZE == 64 in sanitizer_linux.cc 
llvm-svn: 167883
 2012-11-13 23:13:17 +00:00
Dmitry Vyukov 6d67d3b0ee tsan: remove unused const 
llvm-svn: 167835
 2012-11-13 14:13:21 +00:00
Dmitry Vyukov 041eaf976c tsan: better function names 
llvm-svn: 167834
 2012-11-13 14:05:58 +00:00
Alexey Samsonov b8a5f99bee [TSan] Add output test for write under reader lock 
llvm-svn: 167833
 2012-11-13 14:05:02 +00:00
Dmitry Vyukov dcba4d1288 tsan: fix stats collection 
llvm-svn: 167832
 2012-11-13 13:53:43 +00:00
Alexey Samsonov 2906117857 [ASan] now we don't need llvm_obj_root to access llvm-symbolizer tool 
llvm-svn: 167823
 2012-11-13 07:55:16 +00:00
Alexey Samsonov c835b9e4a3 [ASan] test blacklist functionality for global-init-order checker (r167725) 
llvm-svn: 167727
 2012-11-12 14:03:00 +00:00
Alexander Potapenko 9448581d9e [ASan] Remove llvm-symbolizer from compiler-rt/utils/ 
This is the first (1/2) part of a change that moves llvm-symbolizer to llvm/tools/, which will allow to build it
with both cmake and configure+make.

llvm-svn: 167722
 2012-11-12 11:32:42 +00:00
Alexander Potapenko 5066c5d9b7 [ASan] Fix the golden stack for use-after-free.cc. 
The change has been caused by the switch to llvm-symbolizer, that prints inlined stack frames.
This should fix PR 14251

llvm-svn: 167721
 2012-11-12 11:27:24 +00:00