Dinesh Dwivedi 85386a3de9 Added instruction combine to transform few more negative values addition to subtraction (Part 1) ...

This patch enables transforms for following patterns.
  (x + (~(y & c) + 1)   -->   x - (y & c)
  (x + (~((y >> z) & c) + 1)   -->   x - ((y>>z) & c)

Differential Revision: http://reviews.llvm.org/D3733



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211266 91177308-0d34-0410-b5e6-96231b3b80d8

2014-06-19 10:36:52 +00:00

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CMakeLists.txt

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InstCombine.h

[InstCombine] mark ADD with nuw if no unsigned overflow

2014-06-17 00:42:07 +00:00

InstCombineAddSub.cpp

Added instruction combine to transform few more negative values addition to subtraction (Part 1)

2014-06-19 10:36:52 +00:00

InstCombineAndOrXor.cpp

Move optimization of some cases of (A & C1)|(B & C2) from instcombine to instsimplify. Patch by Rahul Jain, plus some last minute changes by me -- you can blame me for any bugs.

2014-06-19 03:51:46 +00:00

InstCombineCalls.cpp

R600/SI: Add intrinsics for various math instructions.

2014-06-19 01:19:19 +00:00

InstCombineCasts.cpp

Canonicalize addrspacecast ConstExpr between different pointer types

2014-06-15 21:40:57 +00:00

InstCombineCompares.cpp

Look through addrspacecasts when turning ptr comparisons into

2014-06-09 19:20:29 +00:00

InstCombineLoadStoreAlloca.cpp

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

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

InstCombineMulDivRem.cpp

InstCombine: Stop two transforms dueling

2014-06-19 07:14:33 +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

Remove redundant code in InstCombineShift, no functionality change because instsimplify already does this and instcombine calls instsimplify a few lines above. Patch by Suyog Sarda!

2014-06-19 03:28:28 +00:00

InstCombineSimplifyDemanded.cpp

Rename ComputeMaskedBits to computeKnownBits. "Masked" has been

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

InstCombineVectorOps.cpp

Fix type of shuffle resulted from shuffle merge.

2014-05-13 06:07:21 +00:00

InstCombineWorklist.h

[C++] Use 'nullptr'.

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

InstructionCombining.cpp

Refactored and updated SimplifyUsingDistributiveLaws() to

2014-06-19 08:29:18 +00:00

LLVMBuild.txt

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Makefile

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