llvm-6502

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Evan Cheng 9818c043d2 Make 91378 more conservative.

1. Only perform (zext (shl (zext x), y)) -> (shl (zext x), y) when y is a constant. This makes sure it remove at least one zest.
2. If the shift is a left shift, make sure the original shift cannot shift out bits.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91399 91177308-0d34-0410-b5e6-96231b3b80d8

2009-12-15 03:00:32 +00:00

autoconf

Fix typos. Thanks to John Tytgat for noticing it!

2009-12-07 00:27:35 +00:00

bindings

Expose the rest of the attribute settings.

2009-09-28 04:42:47 +00:00

cmake

CheckAtomic.cmake: Put all C++ code inside CHECK_CXX_SOURCE_COMPILES.

2009-12-06 00:06:33 +00:00

docs

Rearrange rules to add missing dependency and allow parallel makes.

2009-12-14 22:44:22 +00:00

examples

fix PR5649 by making fib use the JIT instead of the interpreter, patch by Perry Lorier!

2009-12-01 01:56:27 +00:00

include

Initial work on disabling the scheduler. This is a work in progress, and this

2009-12-15 01:54:51 +00:00

lib

Make 91378 more conservative.

2009-12-15 03:00:32 +00:00

projects

Move DataTypes.h to include/llvm/System, update all users. This breaks the last

2009-10-26 01:35:46 +00:00

runtime

OptimalEdgeProfiling: Creation of profiles.

2009-09-01 19:03:44 +00:00

test

Make 91378 more conservative.

2009-12-15 03:00:32 +00:00

tools

when opt crashes, print its command line arguments as a pretty stack trace.

2009-12-09 00:41:28 +00:00

unittests

Reinstate r91208 to fix available_externally linkage for globals, with

2009-12-13 20:30:32 +00:00

utils

NNT: Make sure stderr for build commands goes to log file, as intended but misdirected.

2009-12-15 00:41:47 +00:00

website

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Xcode

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build-for-llvm-top.sh

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CMakeLists.txt

Don't default warnings to ON on MSVC, the spew is enough to triple the build time. :/

2009-12-01 19:11:36 +00:00

configure

Fix typos. Thanks to John Tytgat for noticing it!

2009-12-07 00:27:35 +00:00

CREDITS.TXT

Add myself to the blame list.

2009-08-20 15:20:15 +00:00

LICENSE.TXT

Add regular expression matching support, based on OpenBSD regexec()/regcomp()

2009-08-30 08:24:09 +00:00

llvm.spec.in

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Makefile

Update install-clang target for clang-cc removal.

2009-12-12 21:17:54 +00:00

Makefile.common

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Makefile.config.in

Fix typos. Thanks to John Tytgat for noticing it!

2009-12-07 00:27:35 +00:00

Makefile.rules

Add the rest of the build system logic for optional target disassemblers

2009-11-25 04:46:58 +00:00

ModuleInfo.txt

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README.txt

First test commit

2009-10-05 22:29:11 +00:00

README.txt

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.

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