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llvm-project/llvm/lib/Transforms/InstCombine
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Sanjay Patel 4a66a1d17a [InstCombine] allow vectors for masked-add -> xor fold 
https://rise4fun.com/Alive/I4Ge

  Name: add with pow2 mask
  Pre: isPowerOf2(C2) && (C1 & C2) != 0 && (C1 & (C2-1)) == 0
  %a = add i8 %x, C1
  %r = and i8 %a, C2
  =>
  %n = and i8 %x, C2
  %r = xor i8 %n, C2
2020-11-17 13:36:08 -05:00
..
CMakeLists.txt
llvmbuildectomy - replace llvm-build by plain cmake
2020-11-13 10:35:24 +01:00
InstCombineAddSub.cpp
[Local] Clean up EmitGEPOffset
2020-11-13 18:30:56 +01:00
InstCombineAndOrXor.cpp
[InstCombine] allow vectors for masked-add -> xor fold
2020-11-17 13:36:08 -05:00
InstCombineAtomicRMW.cpp
Add missing namespace closure comments. NFCI.
2020-09-23 16:19:25 +01:00
InstCombineCalls.cpp
[InstCombine] Do not introduce bitcasts for swifterror arguments.
2020-10-28 21:52:12 +00:00
InstCombineCasts.cpp
[InstCombine] narrowFunnelShift - fold trunc/zext or(shl(a,x),lshr(b,sub(bw,x))) -> fshl(a,b,x) (PR35155)
2020-10-24 12:42:43 +01:00
InstCombineCompares.cpp
[InstCombine] Fix constant-folding of overflowing arithmetic ops on vectors
2020-11-09 14:41:07 +03:00
InstCombineInternal.h
[InstCombine] allow vectors for masked-add -> xor fold
2020-11-17 13:36:08 -05:00
InstCombineLoadStoreAlloca.cpp
[SVE][InstCombine] Fix TypeSize warning in canReplaceGEPIdxWithZero
2020-10-26 17:40:26 +00:00
InstCombineMulDivRem.cpp
[InstCombine] Replace getLogBase2 internal helper with ConstantExpr::getExactLogBase2. NFCI.
2020-10-11 10:31:17 +01:00
InstCombineNegator.cpp
[InstCombine] Negator: - (C - %x) --> %x - C (PR47997)
2020-11-03 16:06:51 +03:00
InstCombinePHI.cpp
Add missing namespace closure comments. NFCI.
2020-09-23 16:19:25 +01:00
InstCombineSelect.cpp
[InstCombine] foldSelectFunnelShift - block poison in funnel shift value
2020-11-08 12:58:30 +00:00
InstCombineShifts.cpp
[InstCombine] visitShl - ensure inner shifts have inrange amounts
2020-10-29 15:28:15 +00:00
InstCombineSimplifyDemanded.cpp
Revert "[InstCombine] add multi-use demanded bits fold for add with low-bit mask"
2020-11-16 14:48:09 -05:00
InstCombineVectorOps.cpp
[InstCombine] Simplify code. NFCI.
2020-09-27 19:11:07 +02:00
InstructionCombining.cpp
Rename EHPersonality::MSVC_Win64SEH to EHPersonality::MSVC_TableSEH. NFC.
2020-10-27 23:22:13 -07:00