David Majnemer ab07f00c64 InstCombine: Combine (add (and %a, %b) (or %a, %b)) to (add %a, %b) ...

What follows bellow is a correctness proof of the transform using CVC3.

$ < t.cvc
A, B : BITVECTOR(32);

QUERY BVPLUS(32, A & B, A | B) = BVPLUS(32, A, B);

$ cvc3 < t.cvc
Valid.

llvm-svn: 215400

2014-08-11 22:32:02 +00:00

..

CMakeLists.txt

Tidy up a bit. No functional change.

2013-04-05 21:20:12 +00:00

InstCombine.h

This patch implements optimization as mentioned in PR19753: Optimize comparisons with "ashr/lshr exact" of a constanst.

2014-07-22 19:19:36 +00:00

InstCombineAddSub.cpp

InstCombine: Combine (add (and %a, %b) (or %a, %b)) to (add %a, %b)

2014-08-11 22:32:02 +00:00

InstCombineAndOrXor.cpp

This patch implements transform for pattern "(A & ~B) ^ (~A) -> ~(A & B)".

2014-08-01 05:07:20 +00:00

InstCombineCalls.cpp

Canonicalization for @llvm.assume

2014-07-25 21:45:17 +00:00

InstCombineCasts.cpp

Fix comment in InstCombiner::visitAddrSpaceCast.

2014-07-16 01:34:21 +00:00

InstCombineCompares.cpp

This patch implements optimization as mentioned in PR19753: Optimize comparisons with "ashr/lshr exact" of a constanst.

2014-07-22 19:19:36 +00:00

InstCombineLoadStoreAlloca.cpp

AA metadata refactoring (introduce AAMDNodes)

2014-07-24 12:16:19 +00:00

InstCombineMulDivRem.cpp

InstCombine: Optimize x/INT_MIN to x==INT_MIN

2014-07-02 06:42:13 +00:00

InstCombinePHI.cpp

[C++] Use 'nullptr'. Transforms edition.

2014-04-25 05:29:35 +00:00

InstCombineSelect.cpp

This removes TODO added in http://reviews.llvm.org/D3658

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

InstCombineShifts.cpp

fixed typo in comment

2014-07-22 04:57:06 +00:00

InstCombineSimplifyDemanded.cpp

Rename ComputeMaskedBits to computeKnownBits. "Masked" has been

2014-05-14 21:14:37 +00:00

InstCombineVectorOps.cpp

fixed some typos

2014-07-07 22:13:58 +00:00

InstCombineWorklist.h

[C++] Use 'nullptr'.

2014-04-28 04:05:08 +00:00

InstructionCombining.cpp

Revert "[C++11] Add predecessors(BasicBlock *) / successors(BasicBlock *) iterator ranges."

2014-07-21 17:06:51 +00:00

LLVMBuild.txt

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Makefile

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