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Roman Lebedev c29dbbdb10 Revert "[X86][BMI1] X86DAGToDAGISel: select BEXTR from x << (32 - y) >> (32 - y) pattern" 
*Seems* to be breaking sanitizer-x86_64-linux-fast buildbot,
the ELF/relocatable-versioned.s test:

==17758==MemorySanitizer CHECK failed: /b/sanitizer-x86_64-linux-fast/build/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_allocator.cc:191 "((kBlockMagic)) == ((((u64*)addr)[0]))" (0x6a6cb03abcebc041, 0x0)
    #0 0x59716b in MsanCheckFailed(char const*, int, char const*, unsigned long long, unsigned long long) /b/sanitizer-x86_64-linux-fast/build/llvm/projects/compiler-rt/lib/msan/msan.cc:393
    #1 0x586635 in __sanitizer::CheckFailed(char const*, int, char const*, unsigned long long, unsigned long long) /b/sanitizer-x86_64-linux-fast/build/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_termination.cc:79
    #2 0x57d5ff in __sanitizer::InternalFree(void*, __sanitizer::SizeClassAllocatorLocalCache<__sanitizer::SizeClassAllocator32<__sanitizer::AP32> >*) /b/sanitizer-x86_64-linux-fast/build/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_allocator.cc:191
    #3 0x7fc21b24193f  (/lib/x86_64-linux-gnu/libc.so.6+0x3593f)
    #4 0x7fc21b241999 in exit (/lib/x86_64-linux-gnu/libc.so.6+0x35999)
    #5 0x7fc21b22c2e7 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x202e7)
    #6 0x57c039 in _start (/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/lld+0x57c039)

This reverts commit r345014.

llvm-svn: 345017
 		2018-10-23 10:34:57 +00:00
clang [AST] Do not align virtual bases in `MicrosoftRecordLayoutBuilder` when 2018-10-23 08:23:22 +00:00
clang-tools-extra [clang-tidy] Fix typo abls->absl. 2018-10-22 22:43:17 +00:00
compiler-rt [hwasan] add stack frame descriptions. 2018-10-23 00:50:40 +00:00
debuginfo-tests Revert "(Retry) Add a basic integration test for C++ smart pointers" 2018-08-20 19:53:33 +00:00
libclc configure: Rework support for gfx9+ devices that were added post LLVM 3.9 2018-09-15 22:02:01 +00:00
libcxx Mark the move construct/move assign tests as unsupported on C++03 2018-10-23 05:22:09 +00:00
libcxxabi cxa_demangle: make demangler's parsing functions overridable 2018-10-16 14:29:14 +00:00
libunwind [CMake] Link to compiler-rt if LIBUNWIND_USE_COMPILER_RT is ON. 2018-10-08 18:35:00 +00:00
lld Don't mess up RelIplt symbols during relocatable processing 2018-10-23 05:53:15 +00:00
lldb [LLDB] - Implement the support for the .debug_loclists section. 2018-10-23 09:46:15 +00:00
llgo Update copyright year to 2018. 2018-06-18 12:22:17 +00:00
llvm Revert "[X86][BMI1] X86DAGToDAGISel: select BEXTR from x << (32 - y) >> (32 - y) pattern" 2018-10-23 10:34:57 +00:00
openmp [OpenMP] Convert KMP_DYNAMIC_LIB to a 0 or 1 guard everywhere 2018-10-05 17:59:39 +00:00
parallel-libs Update copyright year to 2018. 2018-06-18 12:22:17 +00:00
polly [TI removal] Generically discuss terminators rather than use the soon to 2018-10-18 07:43:30 +00:00
README.md Update the project name in README.md 2018-10-19 00:03:01 +00:00

README.md

The LLVM Compiler Infrastructure

This directory and its subdirectories contain source code for LLVM, a toolkit for the construction of highly optimized compilers, optimizers, and runtime environments.