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480 Commits

Author SHA1 Message Date
Dmitry Vyukov 9af68719ed tsan: return 0 on malloc() failure instead of crashing 
llvm-svn: 177741
 2013-03-22 17:06:22 +00:00
Dmitry Vyukov 3bd5ffb62b tsan: test that tsan explicitly says "race on vptr". 
Requires llvm r177717.

llvm-svn: 177726
 2013-03-22 10:54:39 +00:00
Dmitry Vyukov 2f411641fe tsan: work around FileCheck bug with empty outputs 
llvm-svn: 177715
 2013-03-22 08:48:34 +00:00
Dmitry Vyukov ebf63d0095 tsan: better reporting of thread leaks 
1. do not report running threads as leaks
2. aggregate leaked threads by creation stack

llvm-svn: 177647
 2013-03-21 16:55:17 +00:00
Dmitry Vyukov 0851fa8819 tsan: better reporting for races on vptr 
explicitly say "ctor/dtor vs virtual call"

llvm-svn: 177640
 2013-03-21 15:37:39 +00:00
Dmitry Vyukov 2c3b919ad3 tsan: add flag to control symbolizer flush frequency 
llvm-svn: 177638
 2013-03-21 13:01:50 +00:00
Dmitry Vyukov 69c323d66f tsan: intercept abort() to fflush() libc streams 
llvm-svn: 177637
 2013-03-21 12:50:43 +00:00
Dmitry Vyukov 6911a7f1d1 tsan: remove bogus CHECK 
Asynchronous signal (e.g. SIGABRT) can be received with any value of in_rtl.

llvm-svn: 177636
 2013-03-21 12:44:44 +00:00
Dmitry Vyukov 48e5d4a2d3 tsan: flush symbolizer cache if not symbolized for more than 5 seconds 
llvm-svn: 177629
 2013-03-21 07:02:36 +00:00
Dmitry Vyukov 5e797a8e57 tsan: add a comment about magic numbers 
llvm-svn: 177628
 2013-03-21 06:28:04 +00:00
Dmitry Vyukov 78693730a4 tsan: use a single background thread for memory profiler and memory flush (and later for symbolizer flush) 
llvm-svn: 177627
 2013-03-21 06:24:31 +00:00
Dmitry Vyukov 6120bac6e6 tsan: correct sizes of signal-related data structures 
llvm-svn: 177526
 2013-03-20 14:57:28 +00:00
Dmitry Vyukov 9f94dff7a6 tsan: add missing stat descriptions 
llvm-svn: 177523
 2013-03-20 14:04:23 +00:00
Dmitry Vyukov 0954e9c01d tsan: call fflush(0) on exit again 
llvm-svn: 177522
 2013-03-20 14:01:10 +00:00
Dmitry Vyukov c638a7127e tsan: reduce size of mutexsets from 64 to 16 mutexes 
overflow is handled anyway
saves memory because each thread holds 1024 mutexsets

llvm-svn: 177520
 2013-03-20 13:50:47 +00:00
Dmitry Vyukov 3330200d92 tsan: fix incorrect test 
llvm-svn: 177519
 2013-03-20 13:49:45 +00:00
Dmitry Vyukov b62c158d81 tsan: special handling of .rodata (don't try to find races, don't keep shadow, dont' put into traces) 
llvm-svn: 177517
 2013-03-20 13:21:50 +00:00
Dmitry Vyukov ccbdea956f tsan: fix build 
llvm-svn: 177513
 2013-03-20 11:22:03 +00:00
Dmitry Vyukov 79915de6af tsan: move trace header into 0x600000000000 range 
eliminat thread "dead info" altogether

llvm-svn: 177512
 2013-03-20 10:31:53 +00:00
Dmitry Vyukov b7c68ee856 tsan: fix flaky test 
llvm-svn: 177500
 2013-03-20 09:22:13 +00:00
Dmitry Vyukov f6c4a7a2f5 tsan: fix incorrect test 
llvm-svn: 177499
 2013-03-20 09:21:49 +00:00
Evgeniy Stepanov 95eaa21637 [sanitizer] More renamed macros. 
llvm-svn: 177401
 2013-03-19 14:54:17 +00:00
Evgeniy Stepanov 0af672326a [sanitizer] Replace more platform checks with SANITIZER_ constants. 
llvm-svn: 177400
 2013-03-19 14:33:38 +00:00
Dmitry Vyukov 4ecfa696e0 tsan: flush dead thread info earlier (when another thread is finished rather than new thread is created) 
llvm-svn: 177394
 2013-03-19 12:25:48 +00:00
Dmitry Vyukov 9dd06ad47a tsan: instruct malloc() to consume less memory 
llvm-svn: 177393
 2013-03-19 12:24:19 +00:00
Dmitry Vyukov f3fde82667 tsan: symbolizer "flush caches" support 
llvm-svn: 177389
 2013-03-19 10:24:01 +00:00
Dmitry Vyukov 509dab30ae tsan: fix memory leak 
llvm-svn: 177387
 2013-03-19 10:22:33 +00:00
Evgeniy Stepanov b4a218db34 [sanitizer] Don't adjust the size of the user-allocated stack. 
Moved this code to sanitizer_common.

llvm-svn: 177383
 2013-03-19 09:30:52 +00:00
Dmitry Vyukov b59fa875ad tsan: do not allocate sync vars on relaxed atomic operations 
helps to reduce memory consumption if an atomic is used only with relaxed ops (stats)

llvm-svn: 177381
 2013-03-19 09:15:31 +00:00
Dmitry Vyukov 4ddd37ba5b tsan: smaller memory block headers (32b->16b) 
llvm-svn: 177312
 2013-03-18 19:47:36 +00:00
Dmitry Vyukov 61ce9560d4 tsan: add support for idle threads 
llvm-svn: 177292
 2013-03-18 17:21:15 +00:00
Dmitry Vyukov ce26a0aa92 tsan: touch less shadow memory during operations on big memory ranges 
greatly reduces memory consumption

llvm-svn: 177289
 2013-03-18 16:56:48 +00:00
Dmitry Vyukov 2e7f29f042 tsan: mark shadow for thread stack as "don't need" when thread exits 
llvm-svn: 177288
 2013-03-18 15:49:07 +00:00
Dmitry Vyukov f123337275 tsan: better memory profiler 
llvm-svn: 177286
 2013-03-18 13:55:33 +00:00
Dmitry Vyukov 15bee188c4 tsan: madvise(DONTNEED) shadow memory on munmap() 
llvm-svn: 177278
 2013-03-18 11:51:51 +00:00
Dmitry Vyukov 20bf8c7778 tsan: move implementation out of h file 
llvm-svn: 177269
 2013-03-18 10:32:21 +00:00
Dmitry Vyukov 49e462fab2 tsan: fix clang -Wall build 
Clang does not like classes with virtual functions but w/o virtual dtor.
Go does not like libstdc++ (operator delete).

llvm-svn: 177267
 2013-03-18 10:10:15 +00:00
Alexey Samsonov b5d10f69e4 [TSan] re-apply r177249 lost in edits 
llvm-svn: 177265
 2013-03-18 09:45:22 +00:00
Dmitry Vyukov a1bdd2d942 tsan: fix memory leak 
llvm-svn: 177262
 2013-03-18 09:09:41 +00:00
Dmitry Vyukov 7cd2025c4d tsan: use StackDepot for thread creation stacks 
llvm-svn: 177261
 2013-03-18 09:02:27 +00:00
Dmitry Vyukov 50160030e1 tsan: fix Go build 
llvm-svn: 177260
 2013-03-18 08:52:46 +00:00
Dmitry Vyukov a221620b2e tsan: use StackDepot in sync object to store creation stacks 
llvm-svn: 177258
 2013-03-18 08:27:47 +00:00
Alexey Samsonov cbed82ea70 [TSan] fix undefined variable in debug TSan build 
llvm-svn: 177249
 2013-03-18 07:33:00 +00:00
Alexey Samsonov 4f1c8a13d5 [TSan] Use ThreadRegistry::FindThreadContextLocked() to find thread by its stack/tls address. 
llvm-svn: 177248
 2013-03-18 07:02:08 +00:00
Alexey Samsonov e1955b851d [TSan] Makefiles: allow configurable paths to clang and FileCheck. Add -fno-rtti flag. 
llvm-svn: 177247
 2013-03-18 07:00:36 +00:00
Alexey Samsonov 9aecdfe34d [TSan] Switch TSan runtime to use ThreadRegistry class from sanitizer_common 
llvm-svn: 177154
 2013-03-15 13:48:44 +00:00
Evgeniy Stepanov 231894a902 [sanitizer] Intercept frexp and friends. 
llvm-svn: 177056
 2013-03-14 11:34:39 +00:00
Alexey Samsonov 41a560b8cd [TSan] Add missing header inclusion 
llvm-svn: 177013
 2013-03-14 07:13:00 +00:00
Alexey Samsonov 109ddd0fe4 [TSan] Use __sanitizer_pthread_attr_t in TSan 
llvm-svn: 177012
 2013-03-14 07:10:52 +00:00
Alexey Samsonov d7ab381f53 [Sanitizer] Build ASan, TSan and MSan runtimes with -fno-rtti. 
llvm-svn: 176940
 2013-03-13 09:18:30 +00:00