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f4058b98ae
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Sanjay Patel f4058b98ae [x86] improve SBB optimizations for SETB/SETA with subtract 
This is another step towards removing a combine that turns sext
into select of constants and preparing the backend for an IR
future where select is the canonical form.

Earlier commits in this area:
https://reviews.llvm.org/rL306040
https://reviews.llvm.org/rL306072
https://reviews.llvm.org/rL307404 (https://reviews.llvm.org/D34652)
https://reviews.llvm.org/rL307471



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@307821 91177308-0d34-0410-b5e6-96231b3b80d8
2017-07-12 17:56:46 +00:00
bindings [NFC] Remove multiple semicolons 2017-06-28 23:15:16 +00:00
cmake [CMake] Support multi-target runtimes build 2017-07-11 23:41:15 +00:00
docs Add element atomic memmove intrinsic 2017-07-12 15:25:26 +00:00
examples [ORC] Errorize the ORC APIs. 2017-07-07 02:59:13 +00:00
include [CodeGen] Add dependency printer 2017-07-12 15:30:59 +00:00
lib [x86] improve SBB optimizations for SETB/SETA with subtract 2017-07-12 17:56:46 +00:00
projects Add temporary workaround to allow in-tree libc++ builds on Windows 2017-05-11 01:44:30 +00:00
resources In MSVC builds embed a VERSIONINFO resource in our exe and DLL files. 2015-06-12 15:58:29 +00:00
runtimes [CMake] Support multi-target runtimes build 2017-07-11 23:41:15 +00:00
test [x86] improve SBB optimizations for SETB/SETA with subtract 2017-07-12 17:56:46 +00:00
tools [WebAssembly] Expose the offset of each data segment 2017-07-12 00:24:54 +00:00
unittests [PM] Fix a silly bug in my recent update to the CG update logic. 2017-07-12 09:08:11 +00:00
utils [lit] Fix import StringIO errors in Python 3 2017-07-11 16:12:53 +00:00
.arcconfig project_id is from another era in phabricator land and does not provide any value. 2016-09-27 15:47:29 +00:00
.clang-format Test commit. 2014-03-02 13:08:46 +00:00
.clang-tidy .clang-tidy: correct style name is 'camelBack' not 'lowerCase'. 2016-09-13 19:04:26 +00:00
.gitignore gitignore: Ignore .vs folder (VS2017 config files) 2017-04-08 00:16:58 +00:00
CMakeLists.txt CMake: Add LLVM_UTILS_INSTALL_DIR option 2017-07-05 12:57:30 +00:00
CODE_OWNERS.TXT Remove the BBVectorize pass. 2017-06-30 07:09:08 +00:00
configure Remove autoconf support 2016-01-26 21:29:08 +00:00
CREDITS.TXT Another test commit 2017-07-01 03:24:06 +00:00
LICENSE.TXT Bump year to 2017 in LICENSE.txt 2017-01-12 18:02:42 +00:00
llvm.spec.in [Sparc] Implement i64 load/store support for 32-bit sparc. 2015-08-10 19:11:39 +00:00
LLVMBuild.txt Remove the very substantial, largely unmaintained legacy PGO 2013-10-02 15:42:23 +00:00
README.txt Test commit. Added a blank line. 2017-03-06 20:45:33 +00:00
RELEASE_TESTERS.TXT Update the release tester for MIPS. NFC. 2017-01-17 11:00:28 +00:00

README.txt 

Low Level Virtual Machine (LLVM)
================================

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

LLVM is open source software. You may freely distribute it under the terms of
the license agreement found in LICENSE.txt.

Please see the documentation provided in docs/ for further
assistance with LLVM, and in particular docs/GettingStarted.rst for getting
started with LLVM and docs/README.txt for an overview of LLVM's
documentation setup.

If you are writing a package for LLVM, see docs/Packaging.rst for our
suggestions.