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| author | Bruno Cardoso Lopes <bruno.cardoso@gmail.com> | 2011-08-12 21:48:26 +0000 |
|---|---|---|
| committer | Bruno Cardoso Lopes <bruno.cardoso@gmail.com> | 2011-08-12 21:48:26 +0000 |
| commit | 53cae1362dca8aa312c3e36c10b106ea7d349f93 (patch) | |
| tree | 086f5259df8deee05edd159e4b4eaedd80a8796e /lib/Target/X86/Utils/X86ShuffleDecode.h | |
| parent | fa2f4fd9a2838c98966ed30a4e5e404338d8a0f3 (diff) | |
| download | llvm-53cae1362dca8aa312c3e36c10b106ea7d349f93.tar.gz llvm-53cae1362dca8aa312c3e36c10b106ea7d349f93.tar.bz2 llvm-53cae1362dca8aa312c3e36c10b106ea7d349f93.tar.xz | |
The VPERM2F128 is a AVX instruction which permutes between two 256-bit
vectors. It operates on 128-bit elements instead of regular scalar
types. Recognize shuffles that are suitable for VPERM2F128 and teach
the x86 legalizer how to handle them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137519 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/Utils/X86ShuffleDecode.h')
| -rw-r--r-- | lib/Target/X86/Utils/X86ShuffleDecode.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/X86/Utils/X86ShuffleDecode.h b/lib/Target/X86/Utils/X86ShuffleDecode.h index 1b11c6e3c2..58193e6a46 100644 --- a/lib/Target/X86/Utils/X86ShuffleDecode.h +++ b/lib/Target/X86/Utils/X86ShuffleDecode.h @@ -97,6 +97,11 @@ void DecodeVPERMILPSMask(unsigned NElts, unsigned Imm, void DecodeVPERMILPDMask(unsigned NElts, unsigned Imm, SmallVectorImpl<unsigned> &ShuffleMask); +void DecodeVPERM2F128Mask(unsigned Imm, + SmallVectorImpl<unsigned> &ShuffleMask); +void DecodeVPERM2F128Mask(EVT VT, unsigned Imm, + SmallVectorImpl<unsigned> &ShuffleMask); + } // llvm namespace #endif |