David Majnemer eb323b2b3c InstCombine: ((A | ~B) ^ (~A | B)) to A ^ B ...

Proof using CVC3 follows:
$ cat t.cvc
A, B : BITVECTOR(32);
QUERY BVXOR((A | ~B),(~A |B)) = BVXOR(A,B);
$ cvc3 t.cvc
Valid.

Patch by Mayur Pandey!

Differential Revision: http://reviews.llvm.org/D4883

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215621 91177308-0d34-0410-b5e6-96231b3b80d8

2014-08-14 06:46:25 +00:00

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Analysis

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Assembler

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Bindings

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Bitcode

Don't upgrade global constructors when reading bitcode

2014-08-12 16:46:37 +00:00

BugPoint

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CodeGen

[SDAG] Fix a case where we would iteratively legalize a node during

2014-08-14 01:07:37 +00:00

DebugInfo

[FastISel][X86] Use XOR to materialize the "0" value.

2014-08-13 22:22:17 +00:00

ExecutionEngine

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Feature

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FileCheck

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Instrumentation

Revert r215415 which causse MSan to crash on a great deal of C++ code.

2014-08-13 09:19:39 +00:00

Integer

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JitListener

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Linker

Don't upgrade global constructors when reading bitcode

2014-08-12 16:46:37 +00:00

LTO

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MC

MC: AsmLexer: handle multi-character CommentStrings correctly

2014-08-14 02:51:43 +00:00

Object

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Other

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TableGen

llvm/test/TableGen/*Foreach*.td: Remove XFAIL:vg_leak. They have not been failing since r215176.

2014-08-12 14:06:21 +00:00

tools

Make the test a bit more strict.

2014-08-12 15:55:27 +00:00

Transforms

InstCombine: ((A | ~B) ^ (~A | B)) to A ^ B

2014-08-14 06:46:25 +00:00

Unit

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Verifier

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YAMLParser

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.clang-format

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CMakeLists.txt

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lit.cfg

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lit.site.cfg.in

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Makefile

Fix (re-)creation of unittest lit.site.cfg for clang-tools-extra.

2014-08-13 20:41:26 +00:00

Makefile.tests

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TestRunner.sh

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