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Fix issues in shuffle decoding around VPERM* instructions. Fix shuffle decoding for VSHUFPS/D for 256-bit types. Add pattern matching for memory forms of VPERMILPS/VPERMILPD.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145390 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2011-11-29 07:49:05 +00:00
parent 5d2f8c3155
commit 36e36ace77
6 changed files with 90 additions and 30 deletions
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4
lib/Target/X86/Utils/X86ShuffleDecode.h
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@@ -64,8 +64,8 @@ void DecodePUNPCKLMask(EVT VT,
void DecodePUNPCKHMask(unsigned NElts,
SmallVectorImpl<unsigned> &ShuffleMask);
void DecodeSHUFPSMask(unsigned NElts, unsigned Imm,
SmallVectorImpl<unsigned> &ShuffleMask);
void DecodeSHUFPMask(EVT VT, unsigned Imm,
SmallVectorImpl<unsigned> &ShuffleMask);
/// DecodeUNPCKHPMask - This decodes the shuffle masks for unpckhps/unpckhpd
/// etc. VT indicates the type of the vector allowing it to handle different