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Clement Courbet c7ddbc8ea9 [X86][Sched] Add zero idiom sched data to the SNB model. 
Summary:
On SNB, renamer-based zeroing does not work for:
 - 16 and 8-bit GPRs[1].
 - MMX [2].
 - ANDN variants [3]

[1] echo 'sub %ax, %ax' | /tmp/llvm-exegesis -mode=uops -snippets-file=-
[2] echo 'pxor %mm0, %mm0' | /tmp/llvm-exegesis -mode=uops -snippets-file=-
[3] echo 'andnps %xmm0, %xmm0' | /tmp/llvm-exegesis -mode=uops -snippets-file=-

Reviewers: RKSimon, andreadb

Subscribers: gbedwell, craig.topper, llvm-commits

Differential Revision: https://reviews.llvm.org/D52358

llvm-svn: 342736
2018-09-21 14:07:20 +00:00
benchmarks Pull google/benchmark library to the LLVM tree 2018-08-28 09:42:41 +00:00
bindings [LLVM-C][OCaml] Add UnifyFunctionExitNodes pass to C and OCaml APIs 2018-09-18 13:36:03 +00:00
cmake Test commit access 2018-09-14 19:43:11 +00:00
docs [Docs] [Support] Correct a missed reference and use up to date .inc examples. 2018-09-21 01:53:51 +00:00
examples [ORC] Update JITCompileCallbackManager to support multi-threaded code. 2018-05-30 01:57:45 +00:00
include [ADT] Hack around GCC 5.4 miscompiling Optional of enum. 2018-09-21 11:38:35 +00:00
lib [X86][Sched] Add zero idiom sched data to the SNB model. 2018-09-21 14:07:20 +00:00
projects [cmake] Support moving debuginfo-tests to llvm/projects 2017-12-12 17:06:08 +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 Revert "[CMake] Pass Clang defaults to runtimes builds" 2018-07-13 20:01:55 +00:00
test [X86][Sched] Add zero idiom sched data to the SNB model. 2018-09-21 14:07:20 +00:00
tools [MCA] Remove dependency on CodeGen. 2018-09-21 01:54:08 +00:00
unittests Fix DenseSet::ConstIterator typedefs 2018-09-20 23:11:27 +00:00
utils [unittests] Do not use llvm::sort in googlemock 2018-09-20 04:27:32 +00:00
.arcconfig [llvm] Set up .arcconfig to point to Diffusion L repository 2018-01-12 15:37:41 +00:00
.clang-format
.clang-tidy .clang-tidy: correct style name is 'camelBack' not 'lowerCase'. 2016-09-13 19:04:26 +00:00
.gitattributes [DebugInfo] Add DILabel metadata and intrinsic llvm.dbg.label. 2018-05-09 02:40:45 +00:00
.gitignore gitignore: Ignore .vs folder (VS2017 config files) 2017-04-08 00:16:58 +00:00
CMakeLists.txt [WebAssembly] Revert r342701, "Add WebAssembly to LLVM_ALL_TARGTS." 2018-09-21 03:24:42 +00:00
CODE_OWNERS.TXT Add owner for llvm-objcopy 2018-08-09 22:05:19 +00:00
configure Remove autoconf support 2016-01-26 21:29:08 +00:00
CREDITS.TXT Update my information in the CREDITS file. 2018-06-15 20:02:11 +00:00
LICENSE.TXT Update copyright year to 2018. 2018-06-18 12:22:17 +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
README.txt Test commit: remove a blank line 2018-06-08 21:21:55 +00:00
RELEASE_TESTERS.TXT Remove myself from the release testers list. (NFC) 2018-06-20 21:25:50 +00:00

README.txt 

The LLVM Compiler Infrastructure
================================

This directory and its subdirectories contain source code for LLVM,
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LLVM is open source software. You may freely distribute it under the terms of
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Please see the documentation provided in docs/ for further
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If you are writing a package for LLVM, see docs/Packaging.rst for our
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