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Nick Lewycky 4734fe19f6 Hoist out some work done inside a loop doing a linear scan over all
instructions in a block. GetUnderlyingObject is more expensive than it looks as
it can, for instance, call SimplifyInstruction.

This might have some behavioural changes in odd corner cases, but only because
of some strange artefacts of the original implementation. If you were relying
on those, we can fix that by replacing this with a smarter algorithm. Change
passes the existing tests.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166754 91177308-0d34-0410-b5e6-96231b3b80d8
2012-10-26 04:43:47 +00:00
autoconf Re-enable support for --program-prefix. 2012-10-01 18:40:32 +00:00
bindings Fix a build error for ocaml bindings that was introduced with the TargetData --> DataLayout changes. 2012-10-19 20:36:22 +00:00
cmake CMake: Include private headers / tablegen files in generated Xcode projects. 2012-10-23 21:36:55 +00:00
docs Update the release notes to note the change from TargetData to DataLayout. 2012-10-25 18:06:47 +00:00
examples Back out r166591, not sure why this made it through since I cancelled the command. Bleh, sorry about this! 2012-10-24 17:25:11 +00:00
include Add VectorTargetTransform::getNumberOfParts. 2012-10-26 04:28:02 +00:00
lib Hoist out some work done inside a loop doing a linear scan over all 2012-10-26 04:43:47 +00:00
projects [CMake] Introduce LLVM_EXTERNAL_COMPILER_RT_SOURCE_DIR. 2012-10-24 12:26:08 +00:00
runtime Place temporary LTO files into their own subdirectory. 2012-10-10 05:29:15 +00:00
test implement large (>16 bit) constant loading. 2012-10-26 03:09:34 +00:00
tools libLTO has a bug in that it will keep every symbol if none is needed. We used 2012-10-26 00:29:57 +00:00
unittests Fixed bug in SmallDenseMap where it wouldn't leave enough space for an empty bucket if the number of values was exactly equal to the small capacity. This led to an infinite loop when finding a non-existent element 2012-10-23 18:47:35 +00:00
utils Don't return false when the function's return type is a pointer. 2012-10-25 21:25:08 +00:00
.gitignore Add extra vim swap file pattern 2012-10-09 23:48:34 +00:00
CMakeLists.txt Removing dependency on third party library for Intel JIT event support. 2012-09-28 17:35:20 +00:00
CODE_OWNERS.TXT Add the list of code owners to the top level of the LLVM source tree to 2012-07-26 08:04:09 +00:00
configure Re-enable support for --program-prefix. 2012-10-01 18:40:32 +00:00
CREDITS.TXT Move TargetData to DataLayout. 2012-10-08 16:40:38 +00:00
LICENSE.TXT Add YAML parser to Support. 2012-04-03 23:09:22 +00:00
llvm.spec.in Tidy up. s/Low Level Virtual Machine/LLVM/. 2012-01-25 22:00:23 +00:00
LLVMBuild.txt LLVMBuild: Introduce a common section which currently has a list of the 2011-12-12 22:45:54 +00:00
Makefile Don't try to install c-index-test with BUILD_CLANG_ONLY. rdar://12492703 2012-10-24 22:56:32 +00:00
Makefile.common [docs] Remove unsupported references to ExtraSource variable. 2012-05-15 21:32:27 +00:00
Makefile.config.in Re-enable support for --program-prefix. 2012-10-01 18:40:32 +00:00
Makefile.rules Use MACOSX_DEPLOYMENT_TARGET when it is set. <rdar://problem/12433905> 2012-10-12 21:48:14 +00:00
README.txt test commit 2012-07-11 17:34:12 +00:00

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

This directory and its subdirectories contain source code for the Low Level
Virtual Machine, 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 HTML documentation provided in docs/index.html for further
assistance with LLVM.

If you're writing a package for LLVM, see docs/Packaging.html for our
suggestions.