maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity
141,670 Commits 23 Branches 0 Tags 2.2 GiB
Commit Graph

1738 Commits

Author SHA1 Message Date
Dmitry Vyukov 7d95323047 tsan: explain why pthread_cond_init() interceptor is commented out 
llvm-svn: 169975
 2012-12-12 13:11:44 +00:00
Alexander Potapenko dab1a61011 [ASan] Enhance OOB tests to check for access type (read or write). 
llvm-svn: 169974
 2012-12-12 12:59:47 +00:00
Dmitry Vyukov 9ba0f3d51c tsan: add comment to tsan_fd.h file 
llvm-svn: 169973
 2012-12-12 12:45:07 +00:00
Alexander Potapenko 602a09fa52 [ASan] Fixed a compiler warning. 
llvm-svn: 169972
 2012-12-12 12:32:57 +00:00
Dmitry Vyukov 9190a036d7 tsan: add missing files 
llvm-svn: 169971
 2012-12-12 12:27:00 +00:00
Dmitry Vyukov 60c14ce625 tsan: more precise handling of IO synchronization 
llvm-svn: 169970
 2012-12-12 11:59:30 +00:00
Alexander Potapenko ada2fbd2d4 [ASan] fix compilation on Mac. 
llvm-svn: 169969
 2012-12-12 11:52:26 +00:00
Kostya Serebryany 28a32c89e9 [asan] fix android build and lint 
llvm-svn: 169968
 2012-12-12 11:37:23 +00:00
Evgeniy Stepanov 4e772db66a [msan] Remove an extra semicolon. 
llvm-svn: 169967
 2012-12-12 10:50:48 +00:00
Kostya Serebryany 9a58d399c7 [asan] add sanitizer_common/sanitizer_common_interceptors.h with pread/pread64/read interceptors. Use it in asan. Add asan tests for pread/etc. Add FIXME to tsan/msan interceptors 
llvm-svn: 169966
 2012-12-12 09:54:35 +00:00
Kostya Serebryany 90a59fafc0 [asan] more code for asan_allocator2: basic Allocate/Deallocate code 
llvm-svn: 169864
 2012-12-11 14:41:31 +00:00
Evgeniy Stepanov 83f05bf960 Add MemorySanitizer runtime to check_lint.sh. 
llvm-svn: 169861
 2012-12-11 12:52:38 +00:00
Evgeniy Stepanov 375aec7476 [msan] Add a missing file from r169858. 
llvm-svn: 169860
 2012-12-11 12:44:43 +00:00
Evgeniy Stepanov c5033786ba [msan] MemorySanitizer runtime. 
Initial commit of the MemorySanitizer runtime library.

llvm-svn: 169858
 2012-12-11 12:27:27 +00:00
Timur Iskhodzhanov 4c97604415 ASan: fix lint problems introduced 
llvm-svn: 169857
 2012-12-11 12:24:41 +00:00
Timur Iskhodzhanov 9b1d42a2a9 Hopefully fix the Windows build (2) 
llvm-svn: 169856
 2012-12-11 12:23:00 +00:00
Timur Iskhodzhanov aacd3d79b1 Hopefully fix the Windows build by not including intrin.h 
llvm-svn: 169855
 2012-12-11 12:03:06 +00:00
Kostya Serebryany 5e2a7acdbe [asan] more sceleton code for asan_allocator2 
llvm-svn: 169836
 2012-12-11 09:02:36 +00:00
Kostya Serebryany 54af660d2c [asan] fix the Windows build 
llvm-svn: 169828
 2012-12-11 07:27:59 +00:00
Kostya Serebryany 3ba26fe553 [asan] make ThreadNamesTest more flexible 
llvm-svn: 169822
 2012-12-11 06:23:10 +00:00
Alexander Potapenko af5a108ea8 [ASan] Typo fix in memcpy() and memmove() interceptors: ASAN_WRITE_RANGE and ASAN_READ_RANGE were swapped. 
This has been spotted by Anna Zaks (ganna@apple.com)

llvm-svn: 169736
 2012-12-10 16:02:13 +00:00
Kostya Serebryany 13bdbe698e [asan] move FakeStack into a separate file 
llvm-svn: 169734
 2012-12-10 14:19:15 +00:00
Kostya Serebryany 14282a91d5 [asan] introduce asan_allocator2.cc, which will have the replacement for asan allocator (now, just a bit of boilerplate) 
llvm-svn: 169733
 2012-12-10 13:52:55 +00:00
Alexander Potapenko 1746f555ee Add a libsanitizer API __sanitizer_sandbox_on_notify(void* reserved), which should be used by 
the client programs to notify the tools that sandboxing is about to be turned on.

llvm-svn: 169732
 2012-12-10 13:10:40 +00:00
Dmitry Vyukov 1046031e1a tsan: exclude flaky test 
llvm-svn: 169729
 2012-12-10 09:16:17 +00:00
Alexey Samsonov f0e638c6df ASan: fix interface-symbols test on Mac by explicitly listing all weak functions 
llvm-svn: 169660
 2012-12-08 01:12:12 +00:00
Alexey Samsonov 5aa36def74 ASan: use new option -fsanitize-blacklist in output tests 
llvm-svn: 169646
 2012-12-07 22:21:21 +00:00
Alexey Samsonov a0e4706fe6 ASan: change the strategy we use for installing malloc/free/symbolization hooks on Linux: don't provide a default no-op implementations for hooks in runtime, and optionally call hooks if they are provided by the user. Don't force weak interface functions into runtime. 
llvm-svn: 169641
 2012-12-07 22:01:28 +00:00
David Blaikie a00d9caa8f Unbreak the C++98 build. 
llvm-svn: 169636
 2012-12-07 21:39:54 +00:00
Dmitry Vyukov 54b87409b4 tsan: even more fd interceptors + fixes 
llvm-svn: 169628
 2012-12-07 19:23:59 +00:00
Dmitry Vyukov 04580518ce tsan: more fd interceptors + bug fixes + tests 
llvm-svn: 169621
 2012-12-07 18:30:40 +00:00
Kostya Serebryany 40bac5b01f [asan] fix lint, remove debug prints 
llvm-svn: 169620
 2012-12-07 18:07:52 +00:00
Alexey Samsonov fa94fa52ad ASan: intercept prctl on Linux only 
llvm-svn: 169616
 2012-12-07 17:54:38 +00:00
Dmitry Vyukov 0ef99e2a48 tsan: fix pipe interceptors and add 2 tests 
llvm-svn: 169607
 2012-12-07 16:22:54 +00:00
Dmitry Vyukov 3a2046b3a6 tsan: fix lint warnings 
llvm-svn: 169606
 2012-12-07 16:20:06 +00:00
Dmitry Vyukov 4e7c0f95fb tsan: add pipe interceptors 
llvm-svn: 169602
 2012-12-07 15:32:56 +00:00
Kostya Serebryany e7108227ca [asan] intercept prctl(PR_SET_NAME) and set the thread name. Output the thread names (if non-empty) in asan reports 
llvm-svn: 169601
 2012-12-07 15:15:01 +00:00
Dmitry Vyukov 5f4ab30be0 tsan: refactoring is preparation to more precise fd synchronization handling 
llvm-svn: 169600
 2012-12-07 14:40:10 +00:00
Kostya Serebryany 35f9e5e87b [sanitizer] implement SanitizerSetThreadName/SanitizerGetThreadName. Just for linux so far (using prctl(PR_GET_NAME)) 
llvm-svn: 169598
 2012-12-07 11:27:24 +00:00
Evgeniy Stepanov 5d2d761ad6 Switch to r83 of cpplint. 
Ubuntu Precise compatibility.

llvm-svn: 169597
 2012-12-07 11:00:14 +00:00
Kostya Serebryany 52a3b92abd [sanitizer] try not to use libc mem* functions in sanitizer_common tests (conflicts with our own interceptors) 
llvm-svn: 169595
 2012-12-07 10:13:10 +00:00
Kostya Serebryany 378f93e804 [sanitizer] fix the build on ancient gcc which has stricter rules about what can be put on TLS. Long term, we absolutely must build the run-times with the fresh target clang 
llvm-svn: 169593
 2012-12-07 09:40:17 +00:00
Dmitry Vyukov 5e700abc1c tsan: deflake output tests (by increasing sleeps) 
llvm-svn: 169592
 2012-12-07 09:24:57 +00:00
Alexey Samsonov a152d1b20d arcconfig for compiler-rt 
llvm-svn: 169575
 2012-12-07 02:11:47 +00:00
Kostya Serebryany 6986550c7d [sanitizer] POD-ify the allocator cache 
llvm-svn: 169514
 2012-12-06 16:22:04 +00:00
Dmitry Vyukov e3e0557f19 tsan: fix lint warning and make output tests more robust 
llvm-svn: 169511
 2012-12-06 15:42:54 +00:00
Kostya Serebryany 6d2d30f61d [asan/msan] one more test for 32-bit allocator + minor code simplification 
llvm-svn: 169507
 2012-12-06 14:39:41 +00:00
Kostya Serebryany c14ae88b08 [asan/msan] add BulkAllocate to the 32-bit allocator (and a test) 
llvm-svn: 169506
 2012-12-06 14:27:32 +00:00
Kostya Serebryany 0f67d01031 [asan/msan] refactor allocator's BulkAllocate (move to AllocatorFreeList) 
llvm-svn: 169503
 2012-12-06 13:34:11 +00:00
Dmitry Vyukov 6ee2cde066 tsan: add new file to cmake 
llvm-svn: 169502
 2012-12-06 13:32:49 +00:00
Dmitry Vyukov 72064188bc tsan: add some more functions for java filtering 
llvm-svn: 169501
 2012-12-06 13:20:37 +00:00
Kostya Serebryany 9f84eecc9e [asan/msan] add GetBlockBegin to the 32-bit allocator (+test) 
llvm-svn: 169499
 2012-12-06 13:13:58 +00:00
Kostya Serebryany 2731cb23b1 [asan/msan] one more test for 32-bit allocator 
llvm-svn: 169497
 2012-12-06 13:00:11 +00:00
Kostya Serebryany 2044135dca [asan/msan] new 32-bit allocator, basic functionality so far 
llvm-svn: 169496
 2012-12-06 12:49:28 +00:00
Dmitry Vyukov fd1ba2af7d tsan: add 'free' to java nonsense reports 
llvm-svn: 169494
 2012-12-06 12:42:53 +00:00
Dmitry Vyukov fd5ebcd1b0 tsan: add mutexsets to reports 
With this change reports say what mutexes the threads hold around the racy memory accesses.

llvm-svn: 169493
 2012-12-06 12:16:15 +00:00
Bill Wendling f9528843d2 Remove unused variable. 
llvm-svn: 169485
 2012-12-06 07:43:17 +00:00
Kostya Serebryany 1e3d387459 [tsan] add MmapAlignedOrDie 
llvm-svn: 169474
 2012-12-06 06:10:31 +00:00
Kostya Serebryany 86975ce3fb [asan] drop the extension from asan tests (as the extension may be different) 
llvm-svn: 169392
 2012-12-05 17:56:54 +00:00
Kostya Serebryany 1a6f4d4ba6 [asan] undo the debug printf 
llvm-svn: 169381
 2012-12-05 13:39:29 +00:00
Dmitry Vyukov d413d8cfa9 tsan: fix memory barriers in atomics 
llvm-svn: 169379
 2012-12-05 13:14:55 +00:00
Dmitry Vyukov c446aa039a tsan: provide own implementation of __cxa_guard_xxx functions 
that way we allow static linking of libstdc++

llvm-svn: 169376
 2012-12-05 12:10:22 +00:00
Dmitry Vyukov 6411bd9877 tsan: remove unnecesary include file 
llvm-svn: 169370
 2012-12-05 10:16:17 +00:00
Dmitry Vyukov dd95cd148b tsan: fix lint warnings 
llvm-svn: 169369
 2012-12-05 10:16:02 +00:00
Kostya Serebryany 571232b8cf [tsan] get rid of *allocator64* files, moving everything to *allocator* files. This will help with the 32-bit allocator implementation and testing 
llvm-svn: 169368
 2012-12-05 10:09:15 +00:00
Kostya Serebryany 0afbb325b6 [tsan] make the 64-bit allocator build (but not work) in 32-bit mode to simplify the code and test structure and allow further refactoring 
llvm-svn: 169361
 2012-12-05 07:11:47 +00:00
Alexander Potapenko 0a4e0f6d35 Fix a use-after-unmap bug in /proc/self/maps caching. The cached buffer was occasionally deleted in the MemoryMappingLayout destructor. 
llvm-svn: 169335
 2012-12-04 23:30:00 +00:00
Dmitry Vyukov 1b46993598 tsan: output thread names 
llvm-svn: 169279
 2012-12-04 15:46:05 +00:00
Kostya Serebryany 242b6305f0 [tsan] add a compile-time error for 64-bit-only support 
llvm-svn: 169275
 2012-12-04 15:13:30 +00:00
Dmitry Vyukov 4b82b2bb6e tsan: make atomic operations atomic again 
llvm-svn: 169273
 2012-12-04 14:50:10 +00:00
Kostya Serebryany 7436d95c9c [tsan] test the allocator with CompactSizeClassMap 
llvm-svn: 169270
 2012-12-04 14:39:51 +00:00
Kostya Serebryany f299288f55 [tsan] minor interface refactoring 
llvm-svn: 169267
 2012-12-04 14:15:17 +00:00
Dmitry Vyukov 4ef6b2bd03 tsan: fix nand operation 
llvm-svn: 169266
 2012-12-04 14:08:39 +00:00
Dmitry Vyukov 01ea653166 tsan: add __attribute__((visibility("default"))) to interface functions 
llvm-svn: 169265
 2012-12-04 14:01:21 +00:00
Kostya Serebryany 5e6f833bdd [tsan] refactor the allocator tests to allow testing other flavours of the allocator (add templates) 
llvm-svn: 169264
 2012-12-04 13:59:22 +00:00
Dmitry Vyukov 55b47cad33 tsan: fix trace handling when trace is reused between threads 
llvm-svn: 169259
 2012-12-04 12:19:53 +00:00
Kostya Serebryany 077f88045e [tsan] refactoring and comment changes in sanitizer_common/sanitizer_allocator{,64}.h. No functionality change 
llvm-svn: 169234
 2012-12-04 07:54:41 +00:00
Dmitry Vyukov 0d677279f6 tsan: better error message if we fail to intercept some function 
currently the message is SIGSEGV

llvm-svn: 169231
 2012-12-04 07:28:25 +00:00
Dmitry Vyukov d229abe49a tsan: check if PWD env var is absent 
On some programs I see:
failed to open suppressions file '<null>/testing/tsan/v2/tsan.supp'

llvm-svn: 169230
 2012-12-04 07:27:32 +00:00
Alexander Potapenko 0dcd6d9468 [ASan] Do not build the interceptors that use ObjC blocks if the compiler does not support blocks. 
Need to define MISSING_BLOCKS_SUPPORT in this case at buildtime.

Patch by Jack Howarth <howarth@bromo.med.uc.edu>
 

llvm-svn: 169206
 2012-12-04 02:41:47 +00:00
Alexey Samsonov 45b6edbd1d ASan: add new interface functions - __asan_(un)poison_stack_memory. Calls to these functions are inserted by the instrumentation pass in use-after-scope mode 
llvm-svn: 169201
 2012-12-04 01:38:15 +00:00
Alexander Potapenko e2b6d08459 Use a struct to hold the /proc/self/maps buffer on Linux. 
llvm-svn: 169155
 2012-12-03 21:21:22 +00:00
Kostya Serebryany 214b715061 [asan] two more bits for __sparc__ 
llvm-svn: 169141
 2012-12-03 18:39:21 +00:00
Kostya Serebryany 485f7b4a70 [tsan] add CompactSizeClassMap as an alternative (more compact) size class map. Not used yet. 
llvm-svn: 169128
 2012-12-03 15:00:33 +00:00
Kostya Serebryany dab61684ef [tsan] remove unused InternalAllocBlock as part of larger refactoring 
llvm-svn: 169123
 2012-12-03 11:57:01 +00:00
Dmitry Vyukov e982a1d368 tsan: describe global vars (module+offset for now) 
llvm-svn: 169122
 2012-12-03 11:45:34 +00:00
Kostya Serebryany a960b2c6da [asan] EXPECT_EQ => ASSERT_EQ around pthread_create/pthread_join calls 
llvm-svn: 169121
 2012-12-03 11:37:03 +00:00
Kostya Serebryany d5aafcf618 [asan] in asan tests, check all return values of pthread_create/pthread_join. Also add the ASAN_AVOID_EXPENSIVE_TESTS macro to guard the test that creates too many threads 
llvm-svn: 169118
 2012-12-03 09:43:56 +00:00
Will Dietz 2c36c71f5b [ubsan] Refactor handlers to have separate entry points for aborting. 
If user specifies aborting after a recoverable failed check is
appropriate, frontend should emit call to the _abort variant.

Test this behavior with newly added -fsanitize-recover flag.

llvm-svn: 169113
 2012-12-02 19:47:29 +00:00
Will Dietz b28179be10 [ubsan] Replace "fatal error" with "runtime error". 
llvm-svn: 169112
 2012-12-02 18:43:33 +00:00
Alexander Potapenko 7811425843 Add caching to the MemoryMappingLayout class on Linux. This is necessary for the cases when a sandbox prevents ASan from reading the mappings 
from /proc/self/maps.
The mappings are currently being cached on each access to /proc/self/maps. In the future we'll need to add an API that allows the client to notify ASan about the sandbox.

llvm-svn: 169076
 2012-12-01 02:39:45 +00:00
Dmitry Vyukov e993dac233 tsan: fix int overflow and several instances where tid is used with ignore 
llvm-svn: 169029
 2012-11-30 20:02:11 +00:00
Dmitry Vyukov d05418eac6 tsan: suppress weird race reports when JVM is embed into the process 
llvm-svn: 169019
 2012-11-30 17:45:53 +00:00
Dmitry Vyukov 1450ac6406 tsan: add __libc_memalign interceptor (used by dynamic loader to allocate tls for dlopen'ed modules) 
llvm-svn: 169017
 2012-11-30 17:27:58 +00:00
Dmitry Vyukov ad9c530f7c tsan: add sanity checks into memory allocator 
llvm-svn: 169015
 2012-11-30 17:26:50 +00:00
Kostya Serebryany 436462046a [asan] make asan_test.cc more gcc-friendly 
llvm-svn: 168992
 2012-11-30 10:41:42 +00:00
Kostya Serebryany 6a786e66cf [asan] simplify break_optimization in tests (Jakub Jelinek) 
llvm-svn: 168990
 2012-11-30 09:52:44 +00:00
Dmitry Vyukov 71d759d392 tsan: intercept mlock() because of the kernel bug 
llvm-svn: 168987
 2012-11-30 06:50:15 +00:00
Dmitry Vyukov 0a4d875c48 tsan: fix bug that leads to spurious use-after-free reports 
llvm-svn: 168985
 2012-11-30 06:39:01 +00:00
Richard Smith 57000c38fc ubsan: Disable __int128 tests if the host Clang does not support it. These 
tests will still fail if compiler-rt was built with a compiler without __int128
support, but the host compiler has __int128 support.

llvm-svn: 168955
 2012-11-29 23:03:58 +00:00
Alexey Samsonov b90501d7da [ASan] use brand new -fsanitize= values for init-order/use-after-return ASan output tests 
llvm-svn: 168951
 2012-11-29 22:56:01 +00:00
Kostya Serebryany dde9dcc24b [asan] disable BuiltinLongJmpTest on Android 
llvm-svn: 168872
 2012-11-29 12:18:48 +00:00
Kostya Serebryany e73a480970 [asan] enable BuiltinLongJmpTest 
llvm-svn: 168863
 2012-11-29 09:02:14 +00:00
Richard Smith 99507e6c10 ubsan: Don't assume that Clang provides __int128 unless it advertises that it does. 
llvm-svn: 168857
 2012-11-29 05:59:30 +00:00
Kostya Serebryany df5f3028e2 [asan] add DISABLED_BuiltinLongJmpTest 
llvm-svn: 168793
 2012-11-28 15:01:23 +00:00
Dmitry Vyukov 4a48553869 tsan: explicitly say that failed to restore the stack 
llvm-svn: 168790
 2012-11-28 13:30:06 +00:00
Dmitry Vyukov eb3d36e649 tsan: address several review comments 
llvm-svn: 168789
 2012-11-28 13:01:32 +00:00
Dmitry Vyukov 3374e3f874 tsan: add log_path parameter (similar to asan) 
remove old log_fileno

llvm-svn: 168788
 2012-11-28 12:56:52 +00:00
Dmitry Vyukov e1a7f338a3 tsan: dynamic history size 
introduces history_size parameter that can be used to control trace size at startup

llvm-svn: 168786
 2012-11-28 12:19:50 +00:00
Dmitry Vyukov 00e4604d6b tsan: change fast state layout in preparation to dynamic traces 
llvm-svn: 168784
 2012-11-28 10:49:27 +00:00
Dmitry Vyukov 2429b02770 tsan: move traces from tls into dedicated storage at fixed address 
helps to reduce tls size (it's weird to have multi-MB tls)
will help with dynamically adjustable trace size

llvm-svn: 168783
 2012-11-28 10:35:31 +00:00
Dmitry Vyukov 05d7ade34d tsan: add description of memory layouts in different configs 
llvm-svn: 168777
 2012-11-28 07:44:26 +00:00
Will Dietz 2631aaf939 ubsan: Support unsigned overflows, and divide-by-zero int/float split. 
llvm-svn: 168700
 2012-11-27 15:01:43 +00:00
Dmitry Vyukov ec8da99846 tsan: fix macro mess 
llvm-svn: 168697
 2012-11-27 12:51:16 +00:00
Dmitry Vyukov 69a071d5a6 tsan: fix compilation for dead old compilers (why we are supporting them at all?..) 
llvm-svn: 168693
 2012-11-27 09:35:44 +00:00
Dmitry Vyukov 210c21129e tsan: add memory range access functions to public iface 
llvm-svn: 168692
 2012-11-27 08:41:39 +00:00
Dmitry Vyukov 59d58665ee tsan: add 128-bit atomic operations 
llvm-svn: 168683
 2012-11-27 07:41:27 +00:00
Dmitry Vyukov 10362c46f1 tsan: refactor atomic operations implementation 
do the atomic operation under the sync object mutex
make acquire/release sync atomic with the operation itself
combine acquire and release into a single acq_rel operation

llvm-svn: 168682
 2012-11-27 07:25:50 +00:00
Nick Kledzik 9fb21e57e5 Automatically create .dSYM for libcompiler_rt.dylib when using Apple's internal build system 
llvm-svn: 168625
 2012-11-26 22:48:51 +00:00
Dmitry Vyukov 20678e2b68 tsan: explicitly mark symbols referenced from assembly as hidden 
this allows to build tsan runtime as dynamic library

llvm-svn: 168589
 2012-11-26 14:20:26 +00:00
Kostya Serebryany 19e34c23c5 [asan] fix Android build by not calling GetPageSizeCached in a test (no need for the page size anyway) 
llvm-svn: 168585
 2012-11-26 11:23:30 +00:00
Dmitry Vyukov 3b4501254f tsan: add atomic nand operation 
llvm-svn: 168584
 2012-11-26 09:42:56 +00:00
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
Dmitry Vyukov 317f39290d tsan: intercept gettimeofday() 
llvm-svn: 167630
 2012-11-09 19:55:06 +00:00
Alexey Samsonov ae9b18b607 [Sanitizer] add sanity checks for communication with external symbolizer 
llvm-svn: 167617
 2012-11-09 14:45:30 +00:00
Dmitry Vyukov 805006b0ab tsan: switch to new memory_order constants (ABI compatible) 
llvm-svn: 167614
 2012-11-09 14:11:51 +00:00
Dmitry Vyukov 4e5f72d380 tsan: add __tsan_atomicX_compare_exchange_val() function 
It's easier to call from compiler module.

llvm-svn: 167611
 2012-11-09 12:54:37 +00:00
Alexander Potapenko 4b8e32de12 Add a possible underscore before the wrappers to the output expectations for Darwin 
llvm-svn: 167610
 2012-11-09 11:55:33 +00:00
Alexey Samsonov 75fb677fd1 [Sanitizer] Build all sanitizer runtime libraries with debug info (with -gline-tables-only, if it's available) 
llvm-svn: 167584
 2012-11-08 14:49:28 +00:00
Dmitry Vyukov 26216e4ae3 tsan: add range access functions for Go 
llvm-svn: 167580
 2012-11-08 13:38:45 +00:00
Alexey Samsonov 37119db20a [ASan] avoid including <new> header in ASan runtime 
llvm-svn: 167579
 2012-11-08 13:31:19 +00:00
Dmitry Vyukov e829b6231a tsan: change TSAN_OPTIONS->GORACE in build script as well 
llvm-svn: 167578
 2012-11-08 13:23:13 +00:00
Alexey Samsonov c463f3077e [Sanitizer] try to fix Windows bot - include stdlib.h for abort/_exit functions 
llvm-svn: 167577
 2012-11-08 13:08:41 +00:00
Dmitry Vyukov 9952b674ca tsan: use GORACE env for options for Go 
llvm-svn: 167575
 2012-11-08 11:32:40 +00:00
Dmitry Vyukov 67dc5702f8 tsan: do not sleep at exit if there are no other threads 
llvm-svn: 167533
 2012-11-07 16:41:57 +00:00
Dmitry Vyukov ea4f1990e1 tsan: add flag to suppress all reports (useful for benchmarking) 
llvm-svn: 167532
 2012-11-07 16:14:12 +00:00
Dmitry Vyukov e11f2920c9 tsan: more precise handling of finalizers 
llvm-svn: 167530
 2012-11-07 15:08:20 +00:00
Dmitry Vyukov da78be74f3 tsan: slightly relax requirements for lazy shadow memory (can overlap and may not be properly aligned) 
it's problematic on windows where allocation granularity is much larger than page size

llvm-svn: 167466
 2012-11-06 16:48:46 +00:00
Dmitry Vyukov c015712992 tsan: lazily allocate shadow for Go 
llvm-svn: 167464
 2012-11-06 16:00:16 +00:00
Dmitry Vyukov e86c632015 tsan: fix debug output 
llvm-svn: 167463
 2012-11-06 15:54:34 +00:00
Dmitry Vyukov a0be3e2c68 tsan: better diagnostics for failed mmap() 
llvm-svn: 167462
 2012-11-06 15:39:16 +00:00
Dmitry Vyukov 95b9a362ff tsan: fix compiler warning 
llvm-svn: 167458
 2012-11-06 14:05:20 +00:00
Dmitry Vyukov e4c2fd4c2f tsan: windows platform support 
llvm-svn: 167457
 2012-11-06 13:35:02 +00:00
Dmitry Vyukov 7234a5b54d tsan: update script to support windows 
llvm-svn: 167456
 2012-11-06 13:32:53 +00:00
Dmitry Vyukov 5f93416c94 tsan: add shadow mapping for windows 
llvm-svn: 167455
 2012-11-06 13:26:57 +00:00
Dmitry Vyukov ee563c10c6 tsan: add missing function for windows 
llvm-svn: 167454
 2012-11-06 13:25:05 +00:00
Dmitry Vyukov 1d4120b210 tsan: fix constant types 
llvm-svn: 167453
 2012-11-06 13:21:06 +00:00
Dmitry Vyukov 0ff6d2dd6c tsan: windows: less includes, better diagnostics for failed VirtualAlloc(), implement sched_yield() 
llvm-svn: 167452
 2012-11-06 13:19:59 +00:00
Dmitry Vyukov ba827dfdae tsan: don't release disabled clocks 
llvm-svn: 167451
 2012-11-06 13:16:25 +00:00
Dmitry Vyukov 2817639411 tsan: define missing compier macros for windows 
llvm-svn: 167450
 2012-11-06 12:54:16 +00:00
Dmitry Vyukov e9bafdf5b8 tsan: fix non-msvc windows build 
llvm-svn: 167449
 2012-11-06 12:50:13 +00:00
Dmitry Vyukov 04dd4b7349 tasn: improve sanitizer_internal_defs.h 
The file uses namespaces and extern "LANG", so it's kinda senseless to use #ifdef __cplusplus

llvm-svn: 167448
 2012-11-06 12:49:22 +00:00
Dmitry Vyukov e6b5a696e3 tsan: fix windows build 
__declspec is not _WIN32, it's _MSC_VER

llvm-svn: 167447
 2012-11-06 12:47:42 +00:00
Dmitry Vyukov 1ec08f3627 tsan: fix Go build 
llvm-svn: 167446
 2012-11-06 12:46:26 +00:00
Richard Smith 77930919ad Update compiler-rt tests to match flag renaming/deprecation in Clang. 
llvm-svn: 167434
 2012-11-06 02:31:42 +00:00
Alexey Samsonov 58358897a3 [Sanitizer] Add internal_isatty to sanitizer_libc and PrintsToTty to determine whether error reports are printed to terminal 
llvm-svn: 167298
 2012-11-02 15:18:34 +00:00
Alexey Samsonov f7a24c4e2b [Sanitizer] fix printf unittest on 32-bit arch 
llvm-svn: 167297
 2012-11-02 14:28:17 +00:00
Alexey Samsonov 008274440a [Sanitizer] move unit test for Printf from tsan to sanitizer_common 
llvm-svn: 167296
 2012-11-02 12:36:11 +00:00
Alexey Samsonov ad9d65feb8 [TSan] finally remove TsanPrintf in favor of Printf from sanitizer_common 
llvm-svn: 167294
 2012-11-02 12:17:51 +00:00
Alexey Samsonov 20ba98fdb1 [Sanitizer] Use kStderrFd constant instead of hardcoded 2 
llvm-svn: 167291
 2012-11-02 09:38:47 +00:00
Alexey Samsonov fd67c83e7e [Sanitizer]: add __sanitizer_set_report_fd function to alter file descriptor for error reports 
llvm-svn: 167290
 2012-11-02 09:23:36 +00:00
Alexey Samsonov 0c8b755839 Flag -ccc-clang-cxx was removed in r166986, remove it from compiler-rt lit configs 
llvm-svn: 167010
 2012-10-30 10:06:42 +00:00
Richard Smith 8f4d7eb518 Consistently declare 'extern "C"' variable in namespace __ubsan. No functionality change. 
llvm-svn: 166966
 2012-10-29 21:01:59 +00:00
Richard Smith f0aac0b99e Don't define an extern "C" variable in its first declaration, to appease a 
bogus gcc warning. Take this opportunity to move the declaration to the header,
since it's part of the API of this file.

llvm-svn: 166965
 2012-10-29 20:54:34 +00:00
Alexander Potapenko dda4f0b593 Fix a compiler warning in internal_memmove. 
llvm-svn: 166775
 2012-10-26 13:47:36 +00:00
Alexander Potapenko 2a1925852d Fix the internal_memmove() implementation that used to skip src[0] if dst < src. 
llvm-svn: 166774
 2012-10-26 13:24:20 +00:00
Alexey Samsonov 23b9199776 [ASan] don't run hacky test for __asan_get_free_bytes() on 32-bits 
llvm-svn: 166771
 2012-10-26 12:10:24 +00:00
Alexander Potapenko 99843d3a29 In the dynamic runtime on Mac OS, do not call internal_strdup() before __asan_init(). 
This may result in a crash at startup.
Fixes http://code.google.com/p/address-sanitizer/issues/detail?id=123.

llvm-svn: 166768
 2012-10-26 11:31:14 +00:00
Richard Smith 2f0d7d564c -fcatch-undefined-behavior checking for appropriate vptr value: library side. 
llvm-svn: 166660
 2012-10-25 02:07:02 +00:00
Evgeniy Stepanov 64579da1a7 Build ASan runtime for ARM/Android. 
llvm-svn: 166559
 2012-10-24 14:03:41 +00:00
Alexander Potapenko 1eef2b813c [ASan] Rename ReplaceCFAllocator to MaybeReplaceCFAllocator. 
Replace the allocator only if the replace_cfallocator flag is set (in some cases it wasn't checked)

llvm-svn: 166550
 2012-10-24 09:35:23 +00:00
Alexander Potapenko faa9c86fd0 [ASan] Use internal_memmove() in both static and dynamic runtime libraries if asan_inited != 0. 
llvm-svn: 166549
 2012-10-24 09:19:16 +00:00
Alexey Samsonov cea6239219 [ASan] Due to data races, ASan malloc stats are inaccurate, which may cause certain ASan interface functions returning negative values (casted to unsigned). Return a reasonable value if such a case is detected. 
llvm-svn: 166548
 2012-10-24 09:19:11 +00:00
Alexey Samsonov 555d1c5ab8 [ASan] add comment to blacklist file to test behavior introduced in r166283 
llvm-svn: 166284
 2012-10-19 15:26:48 +00:00
Alexey Samsonov 521309294f [ASan] instrumented asan unit tests should depend on blacklist file 
llvm-svn: 166282
 2012-10-19 15:18:14 +00:00
Bob Wilson 201bf679b2 Fix comment typo. 
llvm-svn: 166246
 2012-10-18 23:08:23 +00:00
Evgeniy Stepanov ad18287e56 [asan] Disable new/delete interceptors on Android and make them visible elsewhere. 
llvm-svn: 166180
 2012-10-18 15:22:08 +00:00
Alexey Samsonov b9fdf27357 [Sanitizer] fall back to online symbolizer if user-provided callback failed 
llvm-svn: 166177
 2012-10-18 11:46:22 +00:00
Chandler Carruth 580916eacb Re-enable this test now that r166172 has hacked around the terrible 
limitations of the pass manager stack in the pass manager builder.

llvm-svn: 166173
 2012-10-18 08:06:28 +00:00
Daniel Dunbar e5e1c643df build/clang_darwin: Don't try to build ARM contents on 10.6. 
- The cctools' ranlib on 10.6 has a bug and can't understand our ARM object
   files.

llvm-svn: 166114
 2012-10-17 18:33:43 +00:00
Daniel Dunbar b02dcec79e build/make: There is no need to put timestamps into .dir files, and it just 
makes trees less comparable.

llvm-svn: 166111
 2012-10-17 18:21:21 +00:00
Alexey Samsonov 5f1a7589ad [ASan] unit tests: Move main() to a separate file. Fix lint 
llvm-svn: 166104
 2012-10-17 14:04:57 +00:00
Kostya Serebryany 9ced62d195 [asan] added a test for a bug in asan at -O0 introduced by r165936 (making asan a FunctionPass). The test is not actually enabled for -O0 yet (since it fails) 
llvm-svn: 166103
 2012-10-17 13:42:04 +00:00
Alexey Samsonov 7b52cb9e6d [ASan] Fix strchr/index tests for users who have 'char* strchr(char*,int)' instead of 'char* strchr(const char*, int)' 
llvm-svn: 166101
 2012-10-17 13:39:09 +00:00
Alexey Samsonov 4230a4a05a [ASan] don't use attribute no_address_safety_analysis if it's unknown to compiler 
llvm-svn: 166099
 2012-10-17 13:19:59 +00:00
Alexey Samsonov 68791d162a [Sanitizer] symbolizer: increase the maximal number of shared libraries to 16K 
llvm-svn: 166098
 2012-10-17 13:12:23 +00:00
Kostya Serebryany 05a3b01d4f [asan] fix gcc warnings while building asan-rt 
llvm-svn: 166093
 2012-10-17 08:50:53 +00:00
Alexander Potapenko e3e80d607f Do not call ReplaceCFAllocator() before __CFInitialize(), otherwise crashes are possible on 10.8. 
Fixes http://code.google.com/p/address-sanitizer/issues/detail?id=122

llvm-svn: 166029
 2012-10-16 16:58:10 +00:00
Alexander Potapenko 5109e3ef88 Commit a leftover file from r166026: Add MACOS_VERSION_MOUNTAIN_LION. 
llvm-svn: 166028
 2012-10-16 16:48:51 +00:00
Alexander Potapenko 4a78e1002d Add MACOS_VERSION_MOUNTAIN_LION. 
llvm-svn: 166026
 2012-10-16 16:24:49 +00:00
Kostya Serebryany 278bd2e3a3 [asan] fix lint 
llvm-svn: 166006
 2012-10-16 04:50:32 +00:00
Daniel Dunbar 345b09cb80 platform/clang_darwin: Drop an x86_64 slice into cc_kext_ios5. 
- This doesn't get used, but it is a simple workaround for PR14013.

llvm-svn: 165987
 2012-10-15 22:23:34 +00:00
Daniel Dunbar ccd312520b Un-revert r164907 and r164902 (+ follow-ups), 10.6 build fix to follow. 
llvm-svn: 165986
 2012-10-15 22:23:32 +00:00
Nico Weber 926e072016 Revert r164907 and r164902 (+ follow-ups). They broke building on 10.6. 
See PR14013.

llvm-svn: 165963
 2012-10-15 20:37:13 +00:00
Alexander Potapenko 7b03290c43 Implement internal_memmove. 
Use internal_memmove() and internal_memcpy() in the memcpy() and memmove() wrappers
when building the dynamic runtime (OS X only), to work around a bug in resolver functions wrapping.
See also http://code.google.com/p/address-sanitizer/issues/detail?id=116

llvm-svn: 165939
 2012-10-15 15:34:41 +00:00
Kostya Serebryany ee112b5d7f [asan] fix more tests 
llvm-svn: 165934
 2012-10-15 13:30:38 +00:00
Kostya Serebryany 16205cd4fa [asan] change the asan output slightly to avoid user confusion: a) add ':' after 'AddressSanitizer' and b) changed 'crashed' to 'SEGV' 
llvm-svn: 165932
 2012-10-15 13:04:58 +00:00
Richard Smith feea5d6fb4 Provide a slightly more helpful diagnostic if -fcatch-undefined-behavior finds 
a problem with __int128 arithmetic but the runtime was not built with __int128
support.

llvm-svn: 165913
 2012-10-14 23:53:37 +00:00
Richard Smith 130b748b72 Use a better test for __int128 support, which works on old GCC versions. 
llvm-svn: 165912
 2012-10-14 23:28:55 +00:00
Chandler Carruth eea8a48218 Fix the bootstrap of CompilerRT with host compilers that don't support 
emulating 128-bit arithmetic on 32-bit x86 targets. This should get the
bootstrap back for GCC 4.6 at least.

Suggestions on better ways to do the detection here are welcome...

llvm-svn: 165863
 2012-10-13 02:30:10 +00:00
Richard Smith 7247b23efc -fcatch-undefined-behavior: Runtime library support for trapping conversions to or 
from a floating-point type where the source value is not in the range of
representable values of the destination type.

llvm-svn: 165844
 2012-10-12 22:57:15 +00:00
Richard Smith 22cc16462e -fcatch-undefined-behavior: handler for VLA bound which evaluates to a non-positive value. 
llvm-svn: 165582
 2012-10-10 01:10:59 +00:00
Richard Smith b6fb381dba -fcatch-undefined-behavior: store the type name directly at the end of a type descriptor. 5% binary size reduction due to fewer relocations. 
llvm-svn: 165571
 2012-10-09 23:55:18 +00:00
Richard Smith 68b3014cd3 Add a runtime diagnostics library for Clang's -fcatch-undefined-behavior. 
llvm-svn: 165533
 2012-10-09 19:34:32 +00:00
Alexey Samsonov 7b6ce747d6 Determine supported archs for compiler-rt libraries on Linux by trying to compile a simple executable 
llvm-svn: 165504
 2012-10-09 16:05:50 +00:00
Alexey Samsonov 83ecabe6e6 [Sanitizer] Remove unneeded returns after UNIMPLEMENTED macro 
llvm-svn: 165493
 2012-10-09 08:51:08 +00:00
Alexey Samsonov 3a0a88fe0a [Sanitizer] Add UNREACHABLE(msg) macro 
llvm-svn: 165492
 2012-10-09 08:42:07 +00:00
Alexey Samsonov 480477c0e1 [ASan] use llvm-symbolizer for ASan lit-style tests on Mac 
llvm-svn: 165391
 2012-10-08 13:11:18 +00:00
Alexey Samsonov 0111f55eac llvm-symbolizer for Mac: add support for reading DWARF from separate object file in resource directory generated by dsymutil. Fix minor symbol table lookup issues. 
llvm-svn: 165389
 2012-10-08 10:17:44 +00:00
Dmitry Vyukov 19ba50a8b9 tsan: better message about found races for Go ThreadSanitizer 
llvm-svn: 165376
 2012-10-07 14:21:24 +00:00
Dmitry Vyukov 90c9cbfed4 tsan: cache pc's that cause suppressions (this way we do not need to symbolize the reports) 
llvm-svn: 165317
 2012-10-05 15:51:32 +00:00
Alexander Potapenko b4db79fc7d If !asan_inited, call internal versions of libc functions where available. 
This is to remove unnecessary #if directives.

llvm-svn: 165307
 2012-10-05 12:11:06 +00:00
Dmitry Vyukov 6d5bd599c2 tsan for Go: support mallocs before __tsan_init() (required to support cgo code) 
llvm-svn: 165229
 2012-10-04 13:54:49 +00:00
Alexander Potapenko d2f6b97417 Avoid calling __asan_init from memcpy(), memmove(), memset() during libSystem initialization. 
Fixes http://code.google.com/p/address-sanitizer/issues/detail?id=117.

llvm-svn: 165227
 2012-10-04 13:41:28 +00:00
Alexey Samsonov 3197f8e6cb [ASan] don't build 64-bit runtime on 32-bit Linux platforms 
llvm-svn: 165222
 2012-10-04 12:22:33 +00:00
Dmitry Vyukov b96a7b5aa5 tsan: add atomic_fetch_sub() and atomic_signal_fence() functions 
llvm-svn: 165218
 2012-10-04 10:08:23 +00:00
Kostya Serebryany cb13fff13d [asan] properly report mmap failure 
llvm-svn: 165214
 2012-10-04 07:21:09 +00:00
Bill Wendling 836d53015e I'm getting these errors with r165159: 
/Users/void/llvm/llvm-tot.src/projects/compiler-rt/lib/arm/eqdf2vfp.S:22:2: error: instruction requires: VFP2
 vmov d6, r0, r1
 ^
/Users/void/llvm/llvm-tot.src/projects/compiler-rt/lib/arm/eqdf2vfp.S:23:2: error: instruction requires: VFP2
 vmov d7, r2, r3
 ^
/Users/void/llvm/llvm-tot.src/projects/compiler-rt/lib/arm/eqdf2vfp.S:24:2: error: instruction requires: VFP2
 vcmp.f64 d6, d7
 ^
/Users/void/llvm/llvm-tot.src/projects/compiler-rt/lib/arm/eqdf2vfp.S:25:2: error: instruction requires: VFP2
 vmrs apsr_nzcv, fpscr
 ^

llvm-svn: 165191
 2012-10-04 01:44:41 +00:00
Bob Wilson 1ff65860e4 Back out my temporary workaround for Apple buildbots. 
--- Reverse-merging r164909 into '.':
U    make/platform/clang_darwin.mk

llvm-svn: 165159
 2012-10-03 21:03:42 +00:00
Alexander Potapenko 0f0a50da56 Set ASAN_NEEDS_SEGV=0 on Android only. 
llvm-svn: 165120
 2012-10-03 15:09:17 +00:00
Dmitry Vyukov be6878365d tsan: prepare for migration to new memory_order enum values (ABI compatible) 
llvm-svn: 165106
 2012-10-03 13:00:13 +00:00
Alexey Samsonov c561ce0e01 Build ASan runtime on Linux for both x86_64 and i386, same as we do with full compiler_rt and libprofile 
llvm-svn: 165096
 2012-10-03 07:16:31 +00:00
Alexander Potapenko 77c0ac2336 Do not patch the instruction address when symbolizing the reports. 
Instead, print the correct address at runtime.

llvm-svn: 165018
 2012-10-02 15:42:24 +00:00
Alexey Samsonov 30c01f25f1 [Sanitizer] fix line width 
llvm-svn: 165009
 2012-10-02 14:09:20 +00:00
Alexey Samsonov 78c340d205 [ASan] Change __asan_set_on_error_callback to weak overridable __asan_on_error, so that ASan would call the latter even if it finds the error early (i.e. during module initialization) 
llvm-svn: 165008
 2012-10-02 14:06:39 +00:00
Evgeniy Stepanov 49e8576a09 [*San]: handle EINTR. 
llvm-svn: 165006
 2012-10-02 13:41:40 +00:00
Dmitry Vyukov 56faa551b9 tsan: fix mac build 
llvm-svn: 165004
 2012-10-02 12:58:14 +00:00
Alexey Samsonov 298e237d7e [ASan] Add extern C for __asan_symbolize on Windows 
llvm-svn: 165003
 2012-10-02 12:35:42 +00:00
Alexey Samsonov e29c6731aa [Sanitizer/ASan] Simplify the code that prints and symbolizes stack traces. Fall back to module+offset if user-provided symbolizer failed. Use weak function __asan_symbolize instead of __asan_set_symbolize_callback in ASan interface, so that we're able to symbolize reports for errors that happen before the main() is called, for example, during module initialization. 
llvm-svn: 165000
 2012-10-02 12:11:17 +00:00
Dmitry Vyukov a2c1c7a78e tsan: wait for pending reports before exit 
llvm-svn: 164999
 2012-10-02 12:07:16 +00:00
Dmitry Vyukov 27d5b37c38 tsan: output tid's in reports 
llvm-svn: 164998
 2012-10-02 11:52:05 +00:00
Dmitry Vyukov 0c40a5600c tsan: run output tests in parallel 
llvm-svn: 164997
 2012-10-02 11:51:40 +00:00
Bob Wilson dda435bcef Temporarily comment out some new arm variants to try to fix buildbots. 
llvm-svn: 164909
 2012-09-30 05:34:28 +00:00
Bob Wilson a4cefbdc87 Add compiler-rt support for Swift. 
llvm-svn: 164903
 2012-09-29 23:37:01 +00:00
Bob Wilson 0e039bee0d Add support for iOS6. 
llvm-svn: 164902
 2012-09-29 23:25:48 +00:00
Alexey Samsonov c3f61d8eec [ASan] Fix unit test headers. Add an option to change substitute asan_test_config.h file 
llvm-svn: 164821
 2012-09-28 12:24:23 +00:00
Alexey Samsonov 2d9899b2ce [ASan] use llvm-symbolizer (in offline mode) in ASan output tests on Linux 
llvm-svn: 164819
 2012-09-28 11:05:41 +00:00
Evgeniy Stepanov 9792396a06 [asan] Change defaults for Android target. 
This way building without -DASAN_* in CFLAGS produces working binaries.

llvm-svn: 164816
 2012-09-28 10:07:53 +00:00
Evgeniy Stepanov cb9cf0f907 Add a missing const qualifier. 
llvm-svn: 164773
 2012-09-27 13:21:08 +00:00
Evgeniy Stepanov f7f616ba66 Quick fix data/bss detection in TSan. 
The old way breaks when a module's bss is adjacent to the [heap] vm area.
Both ways are not very reliable, though.

llvm-svn: 164772
 2012-09-27 13:20:40 +00:00
Alexey Samsonov b6879ce94c [TSan] move replacement for new/delete back into tsan_interceptors 
llvm-svn: 164764
 2012-09-27 09:50:19 +00:00
Alexander Potapenko 3f6a5c1b2d Fixed a number of gpylint warnings, added binary names filtering (useful for Chrome), minor fixes. 
llvm-svn: 164695
 2012-09-26 13:16:42 +00:00
Alexander Potapenko 59cc8776c4 Encapsulate the main loop into a class to allow reusing it. 
llvm-svn: 164694
 2012-09-26 12:12:41 +00:00
Alexander Potapenko fa2a964540 Set --use-symbol-table=true as Alexey has already resolved the FIXME. 
llvm-svn: 164693
 2012-09-26 11:36:14 +00:00
Alexey Samsonov 789d4b2cd0 [TSan] fork external symbolizer before starting internal threads 
llvm-svn: 164600
 2012-09-25 12:35:47 +00:00
Alexey Samsonov 351d486df0 [TSan] one more attempt to fix sleep_sync test: call sleep in the spawned thread so that sleep-synchronization will be detected even if child thread is started late. 
llvm-svn: 164488
 2012-09-24 13:35:46 +00:00
Alexey Samsonov 313014694f [TSan] Provide replacements for operators new/delete instead of declaring extern C functions with weirdly mangled names (same strategy is used in ASan). 
llvm-svn: 164487
 2012-09-24 13:19:47 +00:00
Alexey Samsonov a555b3faf4 [ASan] Apply some ASan-relevant pieces of patch by Ruben Van Boxem. In the same time, remove ASan from CMake build on Windows after conversation with Timur. We don't want to support building ASan on Windows until it is in a working state. 
llvm-svn: 164486
 2012-09-24 11:43:40 +00:00
Alexey Samsonov 0659f72f7b [TSan] increase sleep time in test to ensure correct event ordering 
llvm-svn: 164483
 2012-09-24 08:57:41 +00:00
Michael J. Spencer c774095d44 [CMake][tsan] Compile .S files for tsan as C instead of CXX. 
Using CXX breaks if you add -stdlib=libc++ to CMAKE_CXX_FLAGS.

llvm-svn: 164422
 2012-09-21 22:39:39 +00:00
Alexey Samsonov 9e769a8d59 [Sanitizer] llvm-symbolizer: enable accessing symbol table (libObject is fixed in r164365) and replace string with std::string 
llvm-svn: 164367
 2012-09-21 10:54:14 +00:00
Eric Christopher 8539af7bbb Both OpenBSD and Bitrig need to include machine/endian.h to get the 
_BYTE_ORDER define.

Patch by David Hill.

llvm-svn: 164286
 2012-09-20 06:19:20 +00:00
Alexey Samsonov bc0b3f43d1 [ASan] Include ASan into CMake build only on Linux, Mac and Windows 
llvm-svn: 164224
 2012-09-19 14:15:30 +00:00
Alexey Samsonov 1fba97d22d [TSan] Add tsan to cmake build of compiler-rt only on Linux 
llvm-svn: 164217
 2012-09-19 13:11:13 +00:00
Alexey Samsonov ea2fb08545 [ASan] make asan_symbolize script work if there is no llvm-symbolizer available 
llvm-svn: 164214
 2012-09-19 11:43:41 +00:00
Alexey Samsonov 52565d5491 [ASan] fix offline python symbolizer script to use llvm-symbolizer if possible 
llvm-svn: 164209
 2012-09-19 08:49:53 +00:00
Alexey Samsonov 11b9e97cd9 [ASan] cleanup: fix headers and lint warnings 
llvm-svn: 164205
 2012-09-19 07:07:46 +00:00
Dmitry Vyukov 8d8639bc55 tsan: fix gcc4.2.1 warning 
llvm-svn: 164200
 2012-09-19 04:45:14 +00:00
Dmitry Vyukov c7bcaf8512 tsan: fix Go build 
llvm-svn: 164198
 2012-09-19 04:39:36 +00:00
Alexander Potapenko 431ea19327 Intercept signal() and sigaction() within the dynamic runtime on Mac. 
Add a test that ensures that ASan does not allow to override the signal handlers.

llvm-svn: 164118
 2012-09-18 12:49:51 +00:00
Alexey Samsonov 848abbd236 [TSan] s/uintptr_t/intptr_t in TSan test and enforce stack size limit in one of TSan output tests that somewhy fails otherwise 
llvm-svn: 164116
 2012-09-18 09:09:35 +00:00
Alexey Samsonov 3040830fcd [TSan] fix a typo in test dependencies. Silence few remaining pedantic gcc warnings in TSan tests. 
llvm-svn: 164115
 2012-09-18 08:33:37 +00:00
Alexey Samsonov 731219551e [Sanitizer] llvm-symbolizer: turn off symbol table lookup by default while getSymbolAddress from libObject returns wrong values 
llvm-svn: 164113
 2012-09-18 08:00:21 +00:00
Alexey Samsonov 8661465edd [ASan] Move printing descriptions of heap addresses in error report from allocator internals to asan_report.cc. 
llvm-svn: 164112
 2012-09-18 07:38:10 +00:00
Alexey Samsonov 5a42ac5b0e [Sanitizer] update lint checker script 
llvm-svn: 164111
 2012-09-18 07:26:51 +00:00
Alexey Samsonov 341e5bcb45 [TSan] port all output tests to lit and move them to lit_tests directory. This makes 'make check-tsan' command test both unit and output TSan tests. Old custom makefiles for running TSan tests are still functional as well. 
llvm-svn: 164110
 2012-09-18 07:23:54 +00:00
Kostya Serebryany 0a31ed1417 [tsan] fix the tsan allocator to handle any alignment 
llvm-svn: 164107
 2012-09-18 06:00:59 +00:00
Bill Wendling b556d5f13c Remove debugging code. 
llvm-svn: 164052
 2012-09-17 20:43:11 +00:00
Benjamin Kramer 7aa5b663ea Update linux stdio.h to support the recent additions to GCDAProfiling. 
Hopefully unbreaks compiler-rt build on linux.

llvm-svn: 164025
 2012-09-17 10:23:05 +00:00
Alexey Samsonov 0fa3ea69e2 [TSan] move: rtl_tests->tests/rtl unit_tests->tests/unit to make a single root for gtest-based tests. Support running these tests from lit via check-tsan command. 
llvm-svn: 164022
 2012-09-17 10:02:17 +00:00
Alexey Samsonov ff3f173e87 [TSan] If we detect an unlimited stack, try to re-exec with limited stack 
llvm-svn: 164021
 2012-09-17 09:14:11 +00:00
Alexey Samsonov 97ca306641 [Sanitizer] Hoist functions to get/set stack size and re-exec from memory-sanitizer branch to sanitizer_common 
llvm-svn: 164020
 2012-09-17 09:12:39 +00:00
Alexey Samsonov 3869b4b35a [ASan] increase sleep time if ASan finds two bugs simultaneously to make sure full error report is printed 
llvm-svn: 164018
 2012-09-17 08:02:19 +00:00
Dmitry Vyukov 40c19aaf84 tsan: increase internal memory block limit 1GB->4GB 
llvm-svn: 164011
 2012-09-17 03:18:45 +00:00
Dmitry Vyukov 4d743f5346 tsan: reserve msb in stack depot id's (required for msan) 
llvm-svn: 164010
 2012-09-17 03:14:15 +00:00
Bill Wendling 06fb5f0cc2 Remove unused variable. 
llvm-svn: 163930
 2012-09-14 20:23:31 +00:00
Bill Wendling 66429fe1c7 Add support for reading the GCDA file and merging the arc information. 
With the advent of the __llvm_gcov_flush function, we need to be able to merge
counts into the .gcda files in an intelligent manner. This involves reading the
file if it exists, adding the counts together, and then writing the results.
<rdar://problem/12185886>

llvm-svn: 163923
 2012-09-14 18:55:32 +00:00
Evgeniy Stepanov 6c0850afa4 Remove some debugging code. 
llvm-svn: 163881
 2012-09-14 08:57:50 +00:00
Kostya Serebryany 5b0a8f3f53 [asan] fix the va_arg usage 
llvm-svn: 163879
 2012-09-14 06:52:46 +00:00
Kostya Serebryany 45d849c4bd [asan] add asan option log_path=PATH to let users redirect asan reports to a file PATH.PID instead of stderr 
llvm-svn: 163872
 2012-09-14 04:35:14 +00:00
Alexey Samsonov 2b8de6a753 [TSan] support building TSan unittests in CMake 
llvm-svn: 163797
 2012-09-13 14:04:57 +00:00
Alexey Samsonov a7df554138 [TSan] fix a typo in CMakeLists 
llvm-svn: 163796
 2012-09-13 14:02:40 +00:00
Alexey Samsonov f0aa9148a2 [TSan] Use interface attribute for weak functions that may be overriden by user 
llvm-svn: 163795
 2012-09-13 13:34:09 +00:00
Alexey Samsonov 255f6a5f1a [TSan] Add initial support for buidling ThreadSanitizer runtime library with CMake (currently the only supported platfrom is 64-bit Linux). This patch makes 'clang++ -fthread-sanitizer' work for both clang in the build tree and installed clang 
llvm-svn: 163789
 2012-09-13 12:18:41 +00:00
Alexey Samsonov 046248c509 [TSan] fix a bunch of warnings reported by pedantic gcc 
llvm-svn: 163788
 2012-09-13 11:54:41 +00:00
Alexey Samsonov ddcb77f287 [Sanitizer] don't use -Werror as default compile flag for sanitizer runtimes - people may use too many distinct/old host compilers 
llvm-svn: 163784
 2012-09-13 10:23:45 +00:00
Alexander Potapenko c7a7522f83 Pass -std=c99 when compiling mach_override.c 
llvm-svn: 163717
 2012-09-12 15:44:56 +00:00
Alexander Potapenko f3a96894a6 Give more accurate malloc statistics to malloc_zone_statistics(). 
Fix a warning in macros instantiation.

llvm-svn: 163716
 2012-09-12 15:29:50 +00:00
Alexander Potapenko dff254c534 Fix compiler warnings: remove __attribute__((visibility)) for static functions, use unsigned char instead of char. 
llvm-svn: 163707
 2012-09-12 14:14:08 +00:00
Alexey Samsonov 4787d0fbef [ASan] more macro/casting magic to suppress warnings 
llvm-svn: 163706
 2012-09-12 14:10:14 +00:00
Alexey Samsonov 26d7a06da3 [ASan] fix compiler warnings for unit test on Android 
llvm-svn: 163704
 2012-09-12 12:07:36 +00:00
Alexey Samsonov e413ad99ac [Sanitizer] Fix compiler warnings (including void* arithmetic) in mach_override 
llvm-svn: 163698
 2012-09-12 10:45:36 +00:00
Alexey Samsonov a81d268acd [ASan] fix interception macro for Android build 
llvm-svn: 163692
 2012-09-12 09:42:23 +00:00
Alexander Potapenko 814451909a Initial support for malloc_zone_statistics. All counters are set to zero now. 
This is required to overcome a crash in mstats() (http://code.google.com/p/address-sanitizer/issues/detail?id=109)

llvm-svn: 163690
 2012-09-12 09:38:51 +00:00
Alexey Samsonov 3d53c4ecf6 [Sanitizer] Please Android build. Re-check the availability of -Wno-variadic-macros flag. 
llvm-svn: 163688
 2012-09-12 08:06:15 +00:00
Alexey Samsonov 694633e19b [Sanitizer] first effort to start building ASan runtime with -Werror in CMake build 
llvm-svn: 163686
 2012-09-12 07:38:47 +00:00
Alexey Samsonov 788eaeb35b [Sanitizer] get rid of empty DEFAULT_CONVENTION in interception lib to remove empty macro arguments 
llvm-svn: 163622
 2012-09-11 15:02:20 +00:00
Alexey Samsonov 100150f59d [Sanitizer] test 64-bit allocator only on suitable targets 
llvm-svn: 163615
 2012-09-11 12:19:18 +00:00
Alexander Potapenko ab7a4ea485 Revert the lockf() support. 
llvm-svn: 163614
 2012-09-11 11:59:05 +00:00
Evgeniy Stepanov 1a8f8fa6c0 CMake build rules for ASan Android runtime and tests. 
llvm-svn: 163613
 2012-09-11 11:55:45 +00:00
Evgeniy Stepanov af0f6c8991 Fox a typo. 
llvm-svn: 163611
 2012-09-11 11:35:18 +00:00