diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/InstPrinter/X86InstComments.cpp | 64 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp | 7 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/Utils/X86ShuffleDecode.h | 3 |
3 files changed, 74 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/InstPrinter/X86InstComments.cpp b/llvm/lib/Target/X86/InstPrinter/X86InstComments.cpp index baf6507f824..8685e48b640 100644 --- a/llvm/lib/Target/X86/InstPrinter/X86InstComments.cpp +++ b/llvm/lib/Target/X86/InstPrinter/X86InstComments.cpp @@ -35,6 +35,70 @@ void llvm::EmitAnyX86InstComments(const MCInst *MI, raw_ostream &OS, const char *DestName = nullptr, *Src1Name = nullptr, *Src2Name = nullptr; switch (MI->getOpcode()) { + case X86::BLENDPDrri: + case X86::VBLENDPDrri: + Src2Name = getRegName(MI->getOperand(2).getReg()); + // FALL THROUGH. + case X86::BLENDPDrmi: + case X86::VBLENDPDrmi: + if(MI->getOperand(MI->getNumOperands()-1).isImm()) + DecodeBLENDMask(MVT::v2f64, + MI->getOperand(MI->getNumOperands()-1).getImm(), + ShuffleMask); + Src1Name = getRegName(MI->getOperand(1).getReg()); + DestName = getRegName(MI->getOperand(0).getReg()); + break; + case X86::VBLENDPDYrri: + Src2Name = getRegName(MI->getOperand(2).getReg()); + // FALL THROUGH. + case X86::VBLENDPDYrmi: + if(MI->getOperand(MI->getNumOperands()-1).isImm()) + DecodeBLENDMask(MVT::v4f64, + MI->getOperand(MI->getNumOperands()-1).getImm(), + ShuffleMask); + Src1Name = getRegName(MI->getOperand(1).getReg()); + DestName = getRegName(MI->getOperand(0).getReg()); + break; + + case X86::BLENDPSrri: + case X86::VBLENDPSrri: + Src2Name = getRegName(MI->getOperand(2).getReg()); + // FALL THROUGH. + case X86::BLENDPSrmi: + case X86::VBLENDPSrmi: + if(MI->getOperand(MI->getNumOperands()-1).isImm()) + DecodeBLENDMask(MVT::v4f32, + MI->getOperand(MI->getNumOperands()-1).getImm(), + ShuffleMask); + Src1Name = getRegName(MI->getOperand(1).getReg()); + DestName = getRegName(MI->getOperand(0).getReg()); + break; + case X86::VBLENDPSYrri: + Src2Name = getRegName(MI->getOperand(2).getReg()); + // FALL THROUGH. + case X86::VBLENDPSYrmi: + if(MI->getOperand(MI->getNumOperands()-1).isImm()) + DecodeBLENDMask(MVT::v8f32, + MI->getOperand(MI->getNumOperands()-1).getImm(), + ShuffleMask); + Src1Name = getRegName(MI->getOperand(1).getReg()); + DestName = getRegName(MI->getOperand(0).getReg()); + break; + + case X86::PBLENDWrri: + case X86::VPBLENDWrri: + Src2Name = getRegName(MI->getOperand(2).getReg()); + // FALL THROUGH. + case X86::PBLENDWrmi: + case X86::VPBLENDWrmi: + if(MI->getOperand(MI->getNumOperands()-1).isImm()) + DecodeBLENDMask(MVT::v8i16, + MI->getOperand(MI->getNumOperands()-1).getImm(), + ShuffleMask); + Src1Name = getRegName(MI->getOperand(1).getReg()); + DestName = getRegName(MI->getOperand(0).getReg()); + break; + case X86::INSERTPSrr: case X86::VINSERTPSrr: DestName = getRegName(MI->getOperand(0).getReg()); diff --git a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp index 863da74efbc..5da63bef4d7 100644 --- a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp +++ b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.cpp @@ -258,6 +258,13 @@ void DecodePSHUFBMask(ArrayRef<uint64_t> RawMask, } } +void DecodeBLENDMask(MVT VT, unsigned Imm, + SmallVectorImpl<int> &ShuffleMask) { + int NumElements = VT.getVectorNumElements(); + for (int i = 0; i < NumElements; ++i) + ShuffleMask.push_back(((Imm >> i) & 1) ? NumElements + i : i); +} + /// 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<int> &ShuffleMask) { diff --git a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.h b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.h index 51ebe86259a..911e7047ee6 100644 --- a/llvm/lib/Target/X86/Utils/X86ShuffleDecode.h +++ b/llvm/lib/Target/X86/Utils/X86ShuffleDecode.h @@ -70,6 +70,9 @@ void DecodePSHUFBMask(const ConstantDataSequential *C, void DecodePSHUFBMask(ArrayRef<uint64_t> RawMask, SmallVectorImpl<int> &ShuffleMask); +/// \brief Decode a BLEND immediate mask into a shuffle mask. +void DecodeBLENDMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask); + void DecodeVPERM2X128Mask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask); |
