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1441 Commits

Author SHA1 Message Date
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