Eli Friedman a831a9b972 PR9998: ashr exact %x, 31 is not equivalent to sdiv exact %x, -2147483648. ...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132097 91177308-0d34-0410-b5e6-96231b3b80d8

2011-05-25 23:26:20 +00:00

..

CMakeLists.txt

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InstCombine.h

Make the demanded bits/elements optimizations preserve debug line information.

2011-05-19 01:20:42 +00:00

InstCombineAddSub.cpp

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InstCombineAndOrXor.cpp

We require threse bits to be zero, too.

2011-04-28 21:38:51 +00:00

InstCombineCalls.cpp

Revert "InstCombine: Turn mul.with.overflow(X, 2) into the cheaper add.with.overflow(X, X)"

2011-05-21 18:31:42 +00:00

InstCombineCasts.cpp

More instcombine simplifications towards better debug locations.

2011-05-18 23:11:30 +00:00

InstCombineCompares.cpp

PR9998: ashr exact %x, 31 is not equivalent to sdiv exact %x, -2147483648.

2011-05-25 23:26:20 +00:00

InstCombineLoadStoreAlloca.cpp

More instcombine cleanup, towards improving debug line info.

2011-05-18 23:58:37 +00:00

InstCombineMulDivRem.cpp

rearrange two transforms, since one subsumes the other. Make the shift-exactness

2011-05-23 00:32:19 +00:00

InstCombinePHI.cpp

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InstCombineSelect.cpp

Switch more inst insertion in instcombine to IRBuilder.

2011-05-18 18:10:28 +00:00

InstCombineShifts.cpp

Balance parentheses.

2011-04-29 08:41:23 +00:00

InstCombineSimplifyDemanded.cpp

Revert r131664 and fix it in instcombine instead. rdar://9467055

2011-05-20 00:54:37 +00:00

InstCombineVectorOps.cpp

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InstCombineWorklist.h

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InstructionCombining.cpp

Make instcombine O(N) instead of O(N^2) in code where the same simplifiable constant is used many times.

2011-05-24 18:52:07 +00:00

Makefile

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