X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=blobdiff_plain;f=lib%2FTarget%2FX86%2FUtils%2FX86ShuffleDecode.h;h=14b69434806e3a64e4b44eaec61793acedcafdff;hp=5c9a8cf37526789157336d8a593b9c9dec1ffa5a;hb=f61fb0c9a779bfaf627c371ef4b46b31dd36b736;hpb=3dd00ff8346ea936d0924de796f14a96c4e409d6 diff --git a/lib/Target/X86/Utils/X86ShuffleDecode.h b/lib/Target/X86/Utils/X86ShuffleDecode.h index 5c9a8cf3752..14b69434806 100644 --- a/lib/Target/X86/Utils/X86ShuffleDecode.h +++ b/lib/Target/X86/Utils/X86ShuffleDecode.h @@ -1,105 +1,105 @@ -//===-- X86ShuffleDecode.h - X86 shuffle decode logic -----------*-C++-*---===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Define several functions to decode x86 specific shuffle semantics into a -// generic vector mask. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_LIB_TARGET_X86_UTILS_X86SHUFFLEDECODE_H -#define LLVM_LIB_TARGET_X86_UTILS_X86SHUFFLEDECODE_H - -#include "llvm/ADT/SmallVector.h" -#include "llvm/ADT/ArrayRef.h" - -//===----------------------------------------------------------------------===// -// Vector Mask Decoding -//===----------------------------------------------------------------------===// - -namespace llvm { -class Constant; -class MVT; - -enum { SM_SentinelUndef = -1, SM_SentinelZero = -2 }; - -void DecodeINSERTPSMask(unsigned Imm, SmallVectorImpl &ShuffleMask); - -// <3,1> or <6,7,2,3> -void DecodeMOVHLPSMask(unsigned NElts, SmallVectorImpl &ShuffleMask); - -// <0,2> or <0,1,4,5> -void DecodeMOVLHPSMask(unsigned NElts, SmallVectorImpl &ShuffleMask); - -void DecodeMOVSLDUPMask(MVT VT, SmallVectorImpl &ShuffleMask); - -void DecodeMOVSHDUPMask(MVT VT, SmallVectorImpl &ShuffleMask); - -void DecodeMOVDDUPMask(MVT VT, SmallVectorImpl &ShuffleMask); - -void DecodePSLLDQMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); - -void DecodePSRLDQMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); - -void DecodePALIGNRMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); - -void DecodePSHUFMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); - -void DecodePSHUFHWMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); - -void DecodePSHUFLWMask(MVT, unsigned Imm, SmallVectorImpl &ShuffleMask); - -/// DecodeSHUFPMask - This decodes the shuffle masks for shufp*. VT indicates -/// the type of the vector allowing it to handle different datatypes and vector -/// widths. -void DecodeSHUFPMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); - -/// DecodeUNPCKHMask - This decodes the shuffle masks for unpckhps/unpckhpd -/// and punpckh*. VT indicates the type of the vector allowing it to handle -/// different datatypes and vector widths. -void DecodeUNPCKHMask(MVT VT, SmallVectorImpl &ShuffleMask); - -/// DecodeUNPCKLMask - This decodes the shuffle masks for unpcklps/unpcklpd -/// and punpckl*. VT indicates the type of the vector allowing it to handle -/// different datatypes and vector widths. -void DecodeUNPCKLMask(MVT VT, SmallVectorImpl &ShuffleMask); - -/// \brief Decode a PSHUFB mask from an IR-level vector constant. -void DecodePSHUFBMask(const Constant *C, SmallVectorImpl &ShuffleMask); - -/// \brief Decode a PSHUFB mask from a raw array of constants such as from -/// BUILD_VECTOR. -void DecodePSHUFBMask(ArrayRef RawMask, - SmallVectorImpl &ShuffleMask); - -/// \brief Decode a BLEND immediate mask into a shuffle mask. -void DecodeBLENDMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); - -void DecodeVPERM2X128Mask(MVT VT, unsigned Imm, - SmallVectorImpl &ShuffleMask); - -/// DecodeVPERMMask - this decodes the shuffle masks for VPERMQ/VPERMPD. -/// No VT provided since it only works on 256-bit, 4 element vectors. -void DecodeVPERMMask(unsigned Imm, SmallVectorImpl &ShuffleMask); - -/// \brief Decode a VPERMILP variable mask from an IR-level vector constant. -void DecodeVPERMILPMask(const Constant *C, SmallVectorImpl &ShuffleMask); - -/// \brief Decode a zero extension instruction as a shuffle mask. -void DecodeZeroExtendMask(MVT SrcVT, MVT DstVT, - SmallVectorImpl &ShuffleMask); - -/// \brief Decode a move lower and zero upper instruction as a shuffle mask. -void DecodeZeroMoveLowMask(MVT VT, SmallVectorImpl &ShuffleMask); - -/// \brief Decode a scalar float move instruction as a shuffle mask. -void DecodeScalarMoveMask(MVT VT, bool IsLoad, - SmallVectorImpl &ShuffleMask); -} // llvm namespace - -#endif +//===-- X86ShuffleDecode.h - X86 shuffle decode logic -----------*-C++-*---===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// Define several functions to decode x86 specific shuffle semantics into a +// generic vector mask. +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_LIB_TARGET_X86_UTILS_X86SHUFFLEDECODE_H +#define LLVM_LIB_TARGET_X86_UTILS_X86SHUFFLEDECODE_H + +#include "llvm/ADT/SmallVector.h" +#include "llvm/ADT/ArrayRef.h" + +//===----------------------------------------------------------------------===// +// Vector Mask Decoding +//===----------------------------------------------------------------------===// + +namespace llvm { +class Constant; +class MVT; + +enum { SM_SentinelUndef = -1, SM_SentinelZero = -2 }; + +void DecodeINSERTPSMask(unsigned Imm, SmallVectorImpl &ShuffleMask); + +// <3,1> or <6,7,2,3> +void DecodeMOVHLPSMask(unsigned NElts, SmallVectorImpl &ShuffleMask); + +// <0,2> or <0,1,4,5> +void DecodeMOVLHPSMask(unsigned NElts, SmallVectorImpl &ShuffleMask); + +void DecodeMOVSLDUPMask(MVT VT, SmallVectorImpl &ShuffleMask); + +void DecodeMOVSHDUPMask(MVT VT, SmallVectorImpl &ShuffleMask); + +void DecodeMOVDDUPMask(MVT VT, SmallVectorImpl &ShuffleMask); + +void DecodePSLLDQMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); + +void DecodePSRLDQMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); + +void DecodePALIGNRMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); + +void DecodePSHUFMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); + +void DecodePSHUFHWMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); + +void DecodePSHUFLWMask(MVT, unsigned Imm, SmallVectorImpl &ShuffleMask); + +/// DecodeSHUFPMask - This decodes the shuffle masks for shufp*. VT indicates +/// the type of the vector allowing it to handle different datatypes and vector +/// widths. +void DecodeSHUFPMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); + +/// DecodeUNPCKHMask - This decodes the shuffle masks for unpckhps/unpckhpd +/// and punpckh*. VT indicates the type of the vector allowing it to handle +/// different datatypes and vector widths. +void DecodeUNPCKHMask(MVT VT, SmallVectorImpl &ShuffleMask); + +/// DecodeUNPCKLMask - This decodes the shuffle masks for unpcklps/unpcklpd +/// and punpckl*. VT indicates the type of the vector allowing it to handle +/// different datatypes and vector widths. +void DecodeUNPCKLMask(MVT VT, SmallVectorImpl &ShuffleMask); + +/// \brief Decode a PSHUFB mask from an IR-level vector constant. +void DecodePSHUFBMask(const Constant *C, SmallVectorImpl &ShuffleMask); + +/// \brief Decode a PSHUFB mask from a raw array of constants such as from +/// BUILD_VECTOR. +void DecodePSHUFBMask(ArrayRef RawMask, + SmallVectorImpl &ShuffleMask); + +/// \brief Decode a BLEND immediate mask into a shuffle mask. +void DecodeBLENDMask(MVT VT, unsigned Imm, SmallVectorImpl &ShuffleMask); + +void DecodeVPERM2X128Mask(MVT VT, unsigned Imm, + SmallVectorImpl &ShuffleMask); + +/// DecodeVPERMMask - this decodes the shuffle masks for VPERMQ/VPERMPD. +/// No VT provided since it only works on 256-bit, 4 element vectors. +void DecodeVPERMMask(unsigned Imm, SmallVectorImpl &ShuffleMask); + +/// \brief Decode a VPERMILP variable mask from an IR-level vector constant. +void DecodeVPERMILPMask(const Constant *C, SmallVectorImpl &ShuffleMask); + +/// \brief Decode a zero extension instruction as a shuffle mask. +void DecodeZeroExtendMask(MVT SrcVT, MVT DstVT, + SmallVectorImpl &ShuffleMask); + +/// \brief Decode a move lower and zero upper instruction as a shuffle mask. +void DecodeZeroMoveLowMask(MVT VT, SmallVectorImpl &ShuffleMask); + +/// \brief Decode a scalar float move instruction as a shuffle mask. +void DecodeScalarMoveMask(MVT VT, bool IsLoad, + SmallVectorImpl &ShuffleMask); +} // llvm namespace + +#endif