Benjamin Kramer 17c1bb5d55 InstCombine: Make switch folding with equality compares more aggressive by trying instsimplify on the arm where we know the compared value. ...

Stuff like "x == y ? y : x&y" now folds into "x&y".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132185 91177308-0d34-0410-b5e6-96231b3b80d8

2011-05-27 13:00:16 +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

add is always integer, thanks to Frits for noticing this.

2011-02-17 20:55:29 +00:00

InstCombineAndOrXor.cpp

We require threse bits to be zero, too.

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

InstCombineCalls.cpp

Final step of instcombine debuginfo; switch a couple more places over to InsertNewInstWith, and use setDebugLoc for the cases which can't be easily handled by the automated mechanisms.

2011-05-27 00:19:40 +00:00

InstCombineCasts.cpp

Final step of instcombine debuginfo; switch a couple more places over to InsertNewInstWith, and use setDebugLoc for the cases which can't be easily handled by the automated mechanisms.

2011-05-27 00:19:40 +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

Final step of instcombine debuginfo; switch a couple more places over to InsertNewInstWith, and use setDebugLoc for the cases which can't be easily handled by the automated mechanisms.

2011-05-27 00:19:40 +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

Final step of instcombine debuginfo; switch a couple more places over to InsertNewInstWith, and use setDebugLoc for the cases which can't be easily handled by the automated mechanisms.

2011-05-27 00:19:40 +00:00

InstCombineSelect.cpp

InstCombine: Make switch folding with equality compares more aggressive by trying instsimplify on the arm where we know the compared value.

2011-05-27 13:00:16 +00:00

InstCombineShifts.cpp

Balance parentheses.

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

InstCombineSimplifyDemanded.cpp

Renamed llvm.x86.sse42.crc32 intrinsics; crc64 doesn't exist.

2011-05-26 23:13:19 +00:00

InstCombineVectorOps.cpp

Instcombile optimization: extractelement(cast) -> cast(extractelement)

2011-03-31 22:57:29 +00:00

InstCombineWorklist.h

InstCombine: We know the number of items initially added to the worklist map, reserve space early to avoid rehashing.

2011-03-05 16:43:46 +00:00

InstructionCombining.cpp

Final step of instcombine debuginfo; switch a couple more places over to InsertNewInstWith, and use setDebugLoc for the cases which can't be easily handled by the automated mechanisms.

2011-05-27 00:19:40 +00:00

Makefile

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