llvm-6502

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Manman Ren 73c2f7f5ed X86: peephole optimization to remove cmp instruction

This patch will optimize the following:
  sub r1, r3
  cmp r3, r1 or cmp r1, r3
  bge L1
TO
  sub r1, r3
  bge L1 or ble L1

If the branch instruction can use flag from "sub", then we can eliminate
the "cmp" instruction.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157831 91177308-0d34-0410-b5e6-96231b3b80d8

2012-06-01 19:49:33 +00:00

autoconf

Remove the PTX back-end and all of its artifacts (triple, etc.)

2012-05-24 21:38:21 +00:00

bindings

[python] Add negative MemoryBuffer testcase

2012-03-22 11:23:52 +00:00

cmake

Fix how CMake appends -m32 to linker command-lines

2012-05-23 18:42:02 +00:00

docs

Fix typos noticed by Benjamin Kramer.

2012-05-31 16:04:26 +00:00

examples

Remove llvm-ld and llvm-stub (which is only used by llvm-ld).

2012-04-19 19:27:54 +00:00

include

ARM: properly handle alignment for struct byval.

2012-06-01 19:33:18 +00:00

lib

X86: peephole optimization to remove cmp instruction

2012-06-01 19:49:33 +00:00

projects

Remove the PTX back-end and all of its artifacts (triple, etc.)

2012-05-24 21:38:21 +00:00

runtime

Small code cleanup. No functionality change.

2012-05-25 21:57:59 +00:00

test

X86: peephole optimization to remove cmp instruction

2012-06-01 19:49:33 +00:00

tools

Reinstate -O3 for LTO.

2012-05-30 18:42:51 +00:00

unittests

Remove the PTX back-end and all of its artifacts (triple, etc.)

2012-05-24 21:38:21 +00:00

utils

Didn't mean to export this function.

2012-05-31 17:21:27 +00:00

.gitignore

Add tools/lld to .gitignore.

2012-05-02 21:25:32 +00:00

CMakeLists.txt

Remove the PTX back-end and all of its artifacts (triple, etc.)

2012-05-24 21:38:21 +00:00

configure

Remove the PTX back-end and all of its artifacts (triple, etc.)

2012-05-24 21:38:21 +00:00

CREDITS.TXT

Update the documentation of CellSPU, in case it gets removed in 3.1.

2012-04-29 20:00:55 +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

Do not install llvm-config-host for cross-builds of clang. rdar://11317847

2012-05-09 00:07:02 +00:00

Makefile.common

[docs] Remove unsupported references to ExtraSource variable.

2012-05-15 21:32:27 +00:00

Makefile.config.in

- Added ExecutionEngine/MCJIT tests

2012-05-17 21:07:47 +00:00

Makefile.rules

llvm-ld does not exist anymore, use llvm-link instead.

2012-05-23 20:34:19 +00:00

README.txt

Testing commit access

2012-05-24 14:20:13 +00:00

README.txt

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

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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.

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