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53 Commits

Author SHA1 Message Date
Kostya Serebryany 6f604b5007 [asan/tsan] when unmapping a chunk of user memory, apply madvise(MADV_DONTNEED) to the corresponding chunk of shadow memory. Also update sanitizer_allocator64_testlib.cc 
llvm-svn: 171144
 2012-12-27 07:37:24 +00:00
Kostya Serebryany 7dfb168eb8 [asan] more asan_allocator2 code: actually un/poison shadow on malloc/free 
llvm-svn: 170190
 2012-12-14 12:15:09 +00:00
Kostya Serebryany 9806628792 [sanitizer] introduce MmapFixedOrDie and use it in SizeClassAllocator64 
llvm-svn: 170099
 2012-12-13 05:36:00 +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
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
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
Kostya Serebryany 1e3d387459 [tsan] add MmapAlignedOrDie 
llvm-svn: 169474
 2012-12-06 06:10:31 +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
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
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
Kostya Serebryany 8bc5421ba0 [asan] get rid of kPageSizeBits 
llvm-svn: 168426
 2012-11-21 13:31:07 +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
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 ae9b18b607 [Sanitizer] add sanity checks for communication with external symbolizer 
llvm-svn: 167617
 2012-11-09 14:45:30 +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
Dmitry Vyukov 56faa551b9 tsan: fix mac build 
llvm-svn: 165004
 2012-10-02 12:58:14 +00:00
Dmitry Vyukov 27d5b37c38 tsan: output tid's in reports 
llvm-svn: 164998
 2012-10-02 11:52:05 +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 5c6b93bc33 [Sanitizer] Get rid of dependency between sanitizer_common and asan/tsan runtimes: implement tool-specific Die and CheckFailed functions via callbacks 
llvm-svn: 163603
 2012-09-11 09:44:48 +00:00
Alexey Samsonov ceffb021c5 [Sanitizer] Remove implicit conversion of InternalScopedBuffer<T> to T* 
llvm-svn: 163197
 2012-09-05 07:23:44 +00:00
Kostya Serebryany d0d96bfb86 [asan/tsan] use InternalScopedBuffer instead of stack arrays. Use mmap inseted of InternalAlloc in InternalScopedBuffer 
llvm-svn: 162834
 2012-08-29 08:40:36 +00:00
Kostya Serebryany bb6f165952 [asan] get rid of AsanPrintf in favor of Printf from sanitizer_common 
llvm-svn: 162746
 2012-08-28 11:34:40 +00:00
Alexey Samsonov d1d1a814b7 [Sanitizer] align allocation sizes in low level allocator 
llvm-svn: 162676
 2012-08-27 14:51:36 +00:00
Alexey Samsonov e67a5dd8e1 [Sanitizer] Use low-level allocator in flag parsing to avoid calling malloc() before ASan/TSan initialization is done 
llvm-svn: 162673
 2012-08-27 14:04:54 +00:00
Alexey Samsonov dc8d1f1039 [Sanitizer] move low-level (mmap-based) allocator to sanitizer_common 
llvm-svn: 162663
 2012-08-27 09:30:58 +00:00
Alexey Samsonov 75e5fc3e57 [TSan] switch tsan to using InternalScopedBuffer from sanitizer_common 
llvm-svn: 162351
 2012-08-22 07:25:52 +00:00
Alexey Samsonov e6704ee109 [Sanitizer] define InternalScopedBuffer to replace large arrays on stack. It is defined analogous to similar class in tsan and should replace it. 
llvm-svn: 162262
 2012-08-21 08:13:37 +00:00
Alexey Samsonov d77fbba74a [Sanitizer] implement straightforward nlogn sorting, as qsort() may call malloc, which leads to deadlock in ASan allocator 
llvm-svn: 160262
 2012-07-16 11:27:17 +00:00
Dmitry Vyukov 03d32ecd4f tsan: Go language support 
llvm-svn: 159754
 2012-07-05 16:18:28 +00:00
Alexey Samsonov 961276af26 [Sanitizer] Extend a symbolizer code. Implemented for Linux only. Use dl_iterate_phdr to get virtual addresses of mapped module sections. To symbolize an address from a module, map this module to memory and obtain pointers to debug info sections. Later these pointers can be passed to constructor of DWARF context-in-memory from LLVM DebugInfo lib. 
llvm-svn: 159652
 2012-07-03 08:24:14 +00:00
Dmitry Vyukov 6fa46f7003 tsan/asan: unify atomics (move atomics from tsan to sanitizer_common) 
llvm-svn: 159437
 2012-06-29 16:58:33 +00:00
Dmitry Vyukov c598de93bd tsan: remove internal allocator, switch to sanitizer_common one. 
llvm-svn: 159142
 2012-06-25 15:09:24 +00:00
Kostya Serebryany 5b01415dc0 [tsan] more code for a specialized tsan allocator 
llvm-svn: 158991
 2012-06-22 13:00:50 +00:00
Alexey Samsonov e1cb524226 [Sanitizer] Renaming: SNPrintf -> internal_snprintf (and move it to sanitizer libc) 
llvm-svn: 158710
 2012-06-19 09:21:57 +00:00
Alexey Samsonov 58a3c58ec9 [Sanitizer] move different wrappers from TSan to common sanitizer runtime 
llvm-svn: 158655
 2012-06-18 08:44:30 +00:00
Alexey Samsonov 156958dd0c [Sanitizer] move all the rest re-implementations of libc functions from ASan runtime to common sanitizer runtime 
llvm-svn: 158519
 2012-06-15 13:09:52 +00:00
Alexey Samsonov 40e5128412 [Sanitizer] move ShadowRangeIsAvailable and several defines to common runtime 
llvm-svn: 158499
 2012-06-15 07:29:14 +00:00
Alexey Samsonov e4a889866d [Sanitizer] move atomic ops, min/max and sort to commnon runtime 
llvm-svn: 158496
 2012-06-15 07:00:31 +00:00
Alexey Samsonov 70afb91636 [Sanitizer] move more portability wrappers to common runtime: sleep, _exit, abort, atexit, pthread_self 
llvm-svn: 158493
 2012-06-15 06:37:34 +00:00
Alexey Samsonov ae1e171b72 [Sanitizer] move DumpProcessMap and DisableCoreDumper to common runtime 
llvm-svn: 158490
 2012-06-15 06:08:19 +00:00
Alexey Samsonov c70d1086f6 [Sanitizer] move rest of mmap routines to common sanitizer runtime 
llvm-svn: 158452
 2012-06-14 14:42:58 +00:00
Alexey Samsonov 0c53a38abb [Sanitizer] move portable GetEnv to common sanitizer runtime 
llvm-svn: 158451
 2012-06-14 14:07:21 +00:00
Alexey Samsonov 3a6ddb86e8 [Sanitizer] Allocator for internal runtime purposes. Currently it calls libcmalloc, but we might have to make it more low-level in future 
llvm-svn: 158142
 2012-06-07 08:52:56 +00:00
Alexey Samsonov cf4d3a027d [Sanitizer] Fix mac build. 
llvm-svn: 158141
 2012-06-07 07:32:00 +00:00
Alexey Samsonov 4b1f1031e6 [Sanitizer] factor out GetThreadStackTopAndBottom from ASan runtime to common. 
llvm-svn: 158140
 2012-06-07 07:13:46 +00:00
Alexey Samsonov fe44fbd750 [Sanitizer] Move ReadFileToBuffer to sanitizer_common. 
llvm-svn: 158138
 2012-06-07 05:38:26 +00:00
Kostya Serebryany c0bbfbfba2 [asan] more allocator compaction 
llvm-svn: 158082
 2012-06-06 16:33:46 +00:00
Alexey Samsonov 40d5b772e5 [Sanitizer] Switch to common mmap/munmap routines in ASan run-time. 
llvm-svn: 158078
 2012-06-06 16:15:07 +00:00
Alexey Samsonov e428779dbf [Sanitizer] Use common CHECK machinery. Currently each tool has to define its own CheckFailed function. 
llvm-svn: 158075
 2012-06-06 15:22:20 +00:00
Alexey Samsonov d323f4e78e [Sanitizer] Remove __attribute__((format)) 
llvm-svn: 158070
 2012-06-06 13:58:39 +00:00