TB_INDEX_1 = 1,
TB_INDEX_2 = 2,
TB_INDEX_3 = 3,
+ TB_INDEX_4 = 4,
TB_INDEX_MASK = 0xf,
// Do not insert the reverse map (MemOp -> RegOp) into the table.
TB_ALIGN_MASK = 0xff << TB_ALIGN_SHIFT
};
-struct X86OpTblEntry {
+struct X86MemoryFoldTableEntry {
uint16_t RegOp;
uint16_t MemOp;
uint16_t Flags;
: X86GenInstrInfo(
(STI.isTarget64BitLP64() ? X86::ADJCALLSTACKDOWN64 : X86::ADJCALLSTACKDOWN32),
(STI.isTarget64BitLP64() ? X86::ADJCALLSTACKUP64 : X86::ADJCALLSTACKUP32)),
- Subtarget(STI), RI(STI) {
+ Subtarget(STI), RI(STI.getTargetTriple()) {
- static const X86OpTblEntry OpTbl2Addr[] = {
+ static const X86MemoryFoldTableEntry MemoryFoldTable2Addr[] = {
{ X86::ADC32ri, X86::ADC32mi, 0 },
{ X86::ADC32ri8, X86::ADC32mi8, 0 },
{ X86::ADC32rr, X86::ADC32mr, 0 },
{ X86::AND8rr, X86::AND8mr, 0 },
{ X86::DEC16r, X86::DEC16m, 0 },
{ X86::DEC32r, X86::DEC32m, 0 },
- { X86::DEC64_16r, X86::DEC64_16m, 0 },
- { X86::DEC64_32r, X86::DEC64_32m, 0 },
{ X86::DEC64r, X86::DEC64m, 0 },
{ X86::DEC8r, X86::DEC8m, 0 },
{ X86::INC16r, X86::INC16m, 0 },
{ X86::INC32r, X86::INC32m, 0 },
- { X86::INC64_16r, X86::INC64_16m, 0 },
- { X86::INC64_32r, X86::INC64_32m, 0 },
{ X86::INC64r, X86::INC64m, 0 },
{ X86::INC8r, X86::INC8m, 0 },
{ X86::NEG16r, X86::NEG16m, 0 },
{ X86::XOR8rr, X86::XOR8mr, 0 }
};
- for (unsigned i = 0, e = array_lengthof(OpTbl2Addr); i != e; ++i) {
- unsigned RegOp = OpTbl2Addr[i].RegOp;
- unsigned MemOp = OpTbl2Addr[i].MemOp;
- unsigned Flags = OpTbl2Addr[i].Flags;
+ for (unsigned i = 0, e = array_lengthof(MemoryFoldTable2Addr); i != e; ++i) {
+ unsigned RegOp = MemoryFoldTable2Addr[i].RegOp;
+ unsigned MemOp = MemoryFoldTable2Addr[i].MemOp;
+ unsigned Flags = MemoryFoldTable2Addr[i].Flags;
AddTableEntry(RegOp2MemOpTable2Addr, MemOp2RegOpTable,
RegOp, MemOp,
// Index 0, folded load and store, no alignment requirement.
Flags | TB_INDEX_0 | TB_FOLDED_LOAD | TB_FOLDED_STORE);
}
- static const X86OpTblEntry OpTbl0[] = {
+ static const X86MemoryFoldTableEntry MemoryFoldTable0[] = {
{ X86::BT16ri8, X86::BT16mi8, TB_FOLDED_LOAD },
{ X86::BT32ri8, X86::BT32mi8, TB_FOLDED_LOAD },
{ X86::BT64ri8, X86::BT64mi8, TB_FOLDED_LOAD },
{ X86::MUL32r, X86::MUL32m, TB_FOLDED_LOAD },
{ X86::MUL64r, X86::MUL64m, TB_FOLDED_LOAD },
{ X86::MUL8r, X86::MUL8m, TB_FOLDED_LOAD },
+ { X86::PEXTRDrr, X86::PEXTRDmr, TB_FOLDED_STORE },
+ { X86::PEXTRQrr, X86::PEXTRQmr, TB_FOLDED_STORE },
{ X86::SETAEr, X86::SETAEm, TB_FOLDED_STORE },
{ X86::SETAr, X86::SETAm, TB_FOLDED_STORE },
{ X86::SETBEr, X86::SETBEm, TB_FOLDED_STORE },
{ X86::SETSr, X86::SETSm, TB_FOLDED_STORE },
{ X86::TAILJMPr, X86::TAILJMPm, TB_FOLDED_LOAD },
{ X86::TAILJMPr64, X86::TAILJMPm64, TB_FOLDED_LOAD },
+ { X86::TAILJMPr64_REX, X86::TAILJMPm64_REX, TB_FOLDED_LOAD },
{ X86::TEST16ri, X86::TEST16mi, TB_FOLDED_LOAD },
{ X86::TEST32ri, X86::TEST32mi, TB_FOLDED_LOAD },
{ X86::TEST64ri32, X86::TEST64mi32, TB_FOLDED_LOAD },
{ X86::TEST8ri, X86::TEST8mi, TB_FOLDED_LOAD },
+
// AVX 128-bit versions of foldable instructions
{ X86::VEXTRACTPSrr,X86::VEXTRACTPSmr, TB_FOLDED_STORE },
{ X86::VEXTRACTF128rr, X86::VEXTRACTF128mr, TB_FOLDED_STORE | TB_ALIGN_16 },
{ X86::VMOVSS2DIrr, X86::VMOVSS2DImr, TB_FOLDED_STORE },
{ X86::VMOVUPDrr, X86::VMOVUPDmr, TB_FOLDED_STORE },
{ X86::VMOVUPSrr, X86::VMOVUPSmr, TB_FOLDED_STORE },
+ { X86::VPEXTRDrr, X86::VPEXTRDmr, TB_FOLDED_STORE },
+ { X86::VPEXTRQrr, X86::VPEXTRQmr, TB_FOLDED_STORE },
+
// AVX 256-bit foldable instructions
{ X86::VEXTRACTI128rr, X86::VEXTRACTI128mr, TB_FOLDED_STORE | TB_ALIGN_16 },
{ X86::VMOVAPDYrr, X86::VMOVAPDYmr, TB_FOLDED_STORE | TB_ALIGN_32 },
{ X86::VMOVDQAYrr, X86::VMOVDQAYmr, TB_FOLDED_STORE | TB_ALIGN_32 },
{ X86::VMOVUPDYrr, X86::VMOVUPDYmr, TB_FOLDED_STORE },
{ X86::VMOVUPSYrr, X86::VMOVUPSYmr, TB_FOLDED_STORE },
+
// AVX-512 foldable instructions
{ X86::VMOVPDI2DIZrr, X86::VMOVPDI2DIZmr, TB_FOLDED_STORE },
{ X86::VMOVAPDZrr, X86::VMOVAPDZmr, TB_FOLDED_STORE | TB_ALIGN_64 },
{ X86::VMOVDQU16Zrr, X86::VMOVDQU16Zmr, TB_FOLDED_STORE },
{ X86::VMOVDQU32Zrr, X86::VMOVDQU32Zmr, TB_FOLDED_STORE },
{ X86::VMOVDQU64Zrr, X86::VMOVDQU64Zmr, TB_FOLDED_STORE },
+
// AVX-512 foldable instructions (256-bit versions)
{ X86::VMOVAPDZ256rr, X86::VMOVAPDZ256mr, TB_FOLDED_STORE | TB_ALIGN_32 },
{ X86::VMOVAPSZ256rr, X86::VMOVAPSZ256mr, TB_FOLDED_STORE | TB_ALIGN_32 },
{ X86::VMOVDQU16Z256rr, X86::VMOVDQU16Z256mr, TB_FOLDED_STORE },
{ X86::VMOVDQU32Z256rr, X86::VMOVDQU32Z256mr, TB_FOLDED_STORE },
{ X86::VMOVDQU64Z256rr, X86::VMOVDQU64Z256mr, TB_FOLDED_STORE },
+
// AVX-512 foldable instructions (128-bit versions)
{ X86::VMOVAPDZ128rr, X86::VMOVAPDZ128mr, TB_FOLDED_STORE | TB_ALIGN_16 },
{ X86::VMOVAPSZ128rr, X86::VMOVAPSZ128mr, TB_FOLDED_STORE | TB_ALIGN_16 },
{ X86::VMOVDQU8Z128rr, X86::VMOVDQU8Z128mr, TB_FOLDED_STORE },
{ X86::VMOVDQU16Z128rr, X86::VMOVDQU16Z128mr, TB_FOLDED_STORE },
{ X86::VMOVDQU32Z128rr, X86::VMOVDQU32Z128mr, TB_FOLDED_STORE },
- { X86::VMOVDQU64Z128rr, X86::VMOVDQU64Z128mr, TB_FOLDED_STORE }
+ { X86::VMOVDQU64Z128rr, X86::VMOVDQU64Z128mr, TB_FOLDED_STORE },
+
+ // F16C foldable instructions
+ { X86::VCVTPS2PHrr, X86::VCVTPS2PHmr, TB_FOLDED_STORE },
+ { X86::VCVTPS2PHYrr, X86::VCVTPS2PHYmr, TB_FOLDED_STORE }
};
- for (unsigned i = 0, e = array_lengthof(OpTbl0); i != e; ++i) {
- unsigned RegOp = OpTbl0[i].RegOp;
- unsigned MemOp = OpTbl0[i].MemOp;
- unsigned Flags = OpTbl0[i].Flags;
+ for (unsigned i = 0, e = array_lengthof(MemoryFoldTable0); i != e; ++i) {
+ unsigned RegOp = MemoryFoldTable0[i].RegOp;
+ unsigned MemOp = MemoryFoldTable0[i].MemOp;
+ unsigned Flags = MemoryFoldTable0[i].Flags;
AddTableEntry(RegOp2MemOpTable0, MemOp2RegOpTable,
RegOp, MemOp, TB_INDEX_0 | Flags);
}
- static const X86OpTblEntry OpTbl1[] = {
+ static const X86MemoryFoldTableEntry MemoryFoldTable1[] = {
+ { X86::BSF16rr, X86::BSF16rm, 0 },
+ { X86::BSF32rr, X86::BSF32rm, 0 },
+ { X86::BSF64rr, X86::BSF64rm, 0 },
+ { X86::BSR16rr, X86::BSR16rm, 0 },
+ { X86::BSR32rr, X86::BSR32rm, 0 },
+ { X86::BSR64rr, X86::BSR64rm, 0 },
{ X86::CMP16rr, X86::CMP16rm, 0 },
{ X86::CMP32rr, X86::CMP32rm, 0 },
{ X86::CMP64rr, X86::CMP64rm, 0 },
{ X86::CVTSD2SIrr, X86::CVTSD2SIrm, 0 },
{ X86::CVTSS2SI64rr, X86::CVTSS2SI64rm, 0 },
{ X86::CVTSS2SIrr, X86::CVTSS2SIrm, 0 },
+ { X86::CVTDQ2PDrr, X86::CVTDQ2PDrm, TB_ALIGN_16 },
+ { X86::CVTDQ2PSrr, X86::CVTDQ2PSrm, TB_ALIGN_16 },
+ { X86::CVTPD2DQrr, X86::CVTPD2DQrm, TB_ALIGN_16 },
+ { X86::CVTPD2PSrr, X86::CVTPD2PSrm, TB_ALIGN_16 },
+ { X86::CVTPS2DQrr, X86::CVTPS2DQrm, TB_ALIGN_16 },
+ { X86::CVTPS2PDrr, X86::CVTPS2PDrm, TB_ALIGN_16 },
{ X86::CVTTPD2DQrr, X86::CVTTPD2DQrm, TB_ALIGN_16 },
{ X86::CVTTPS2DQrr, X86::CVTTPS2DQrm, TB_ALIGN_16 },
{ X86::Int_CVTTSD2SI64rr,X86::Int_CVTTSD2SI64rm, 0 },
{ X86::PABSBrr128, X86::PABSBrm128, TB_ALIGN_16 },
{ X86::PABSDrr128, X86::PABSDrm128, TB_ALIGN_16 },
{ X86::PABSWrr128, X86::PABSWrm128, TB_ALIGN_16 },
+ { X86::PCMPESTRIrr, X86::PCMPESTRIrm, TB_ALIGN_16 },
+ { X86::PCMPESTRM128rr, X86::PCMPESTRM128rm, TB_ALIGN_16 },
+ { X86::PCMPISTRIrr, X86::PCMPISTRIrm, TB_ALIGN_16 },
+ { X86::PCMPISTRM128rr, X86::PCMPISTRM128rm, TB_ALIGN_16 },
+ { X86::PHMINPOSUWrr128, X86::PHMINPOSUWrm128, TB_ALIGN_16 },
+ { X86::PMOVSXBDrr, X86::PMOVSXBDrm, TB_ALIGN_16 },
+ { X86::PMOVSXBQrr, X86::PMOVSXBQrm, TB_ALIGN_16 },
+ { X86::PMOVSXBWrr, X86::PMOVSXBWrm, TB_ALIGN_16 },
+ { X86::PMOVSXDQrr, X86::PMOVSXDQrm, TB_ALIGN_16 },
+ { X86::PMOVSXWDrr, X86::PMOVSXWDrm, TB_ALIGN_16 },
+ { X86::PMOVSXWQrr, X86::PMOVSXWQrm, TB_ALIGN_16 },
+ { X86::PMOVZXBDrr, X86::PMOVZXBDrm, TB_ALIGN_16 },
+ { X86::PMOVZXBQrr, X86::PMOVZXBQrm, TB_ALIGN_16 },
+ { X86::PMOVZXBWrr, X86::PMOVZXBWrm, TB_ALIGN_16 },
+ { X86::PMOVZXDQrr, X86::PMOVZXDQrm, TB_ALIGN_16 },
+ { X86::PMOVZXWDrr, X86::PMOVZXWDrm, TB_ALIGN_16 },
+ { X86::PMOVZXWQrr, X86::PMOVZXWQrm, TB_ALIGN_16 },
{ X86::PSHUFDri, X86::PSHUFDmi, TB_ALIGN_16 },
{ X86::PSHUFHWri, X86::PSHUFHWmi, TB_ALIGN_16 },
{ X86::PSHUFLWri, X86::PSHUFLWmi, TB_ALIGN_16 },
+ { X86::PTESTrr, X86::PTESTrm, TB_ALIGN_16 },
{ X86::RCPPSr, X86::RCPPSm, TB_ALIGN_16 },
- { X86::RCPPSr_Int, X86::RCPPSm_Int, TB_ALIGN_16 },
+ { X86::RCPSSr, X86::RCPSSm, 0 },
+ { X86::RCPSSr_Int, X86::RCPSSm_Int, 0 },
+ { X86::ROUNDPDr, X86::ROUNDPDm, TB_ALIGN_16 },
+ { X86::ROUNDPSr, X86::ROUNDPSm, TB_ALIGN_16 },
{ X86::RSQRTPSr, X86::RSQRTPSm, TB_ALIGN_16 },
- { X86::RSQRTPSr_Int, X86::RSQRTPSm_Int, TB_ALIGN_16 },
{ X86::RSQRTSSr, X86::RSQRTSSm, 0 },
{ X86::RSQRTSSr_Int, X86::RSQRTSSm_Int, 0 },
{ X86::SQRTPDr, X86::SQRTPDm, TB_ALIGN_16 },
// FIXME: TEST*rr EAX,EAX ---> CMP [mem], 0
{ X86::UCOMISDrr, X86::UCOMISDrm, 0 },
{ X86::UCOMISSrr, X86::UCOMISSrm, 0 },
+
+ // MMX version of foldable instructions
+ { X86::MMX_CVTPD2PIirr, X86::MMX_CVTPD2PIirm, 0 },
+ { X86::MMX_CVTPI2PDirr, X86::MMX_CVTPI2PDirm, 0 },
+ { X86::MMX_CVTPS2PIirr, X86::MMX_CVTPS2PIirm, 0 },
+ { X86::MMX_CVTTPD2PIirr, X86::MMX_CVTTPD2PIirm, 0 },
+ { X86::MMX_CVTTPS2PIirr, X86::MMX_CVTTPS2PIirm, 0 },
+ { X86::MMX_MOVD64to64rr, X86::MMX_MOVQ64rm, 0 },
+ { X86::MMX_PABSBrr64, X86::MMX_PABSBrm64, 0 },
+ { X86::MMX_PABSDrr64, X86::MMX_PABSDrm64, 0 },
+ { X86::MMX_PABSWrr64, X86::MMX_PABSWrm64, 0 },
+ { X86::MMX_PSHUFWri, X86::MMX_PSHUFWmi, 0 },
+
+ // 3DNow! version of foldable instructions
+ { X86::PF2IDrr, X86::PF2IDrm, 0 },
+ { X86::PF2IWrr, X86::PF2IWrm, 0 },
+ { X86::PFRCPrr, X86::PFRCPrm, 0 },
+ { X86::PFRSQRTrr, X86::PFRSQRTrm, 0 },
+ { X86::PI2FDrr, X86::PI2FDrm, 0 },
+ { X86::PI2FWrr, X86::PI2FWrm, 0 },
+ { X86::PSWAPDrr, X86::PSWAPDrm, 0 },
+
// AVX 128-bit versions of foldable instructions
{ X86::Int_VCOMISDrr, X86::Int_VCOMISDrm, 0 },
{ X86::Int_VCOMISSrr, X86::Int_VCOMISSrm, 0 },
{ X86::VCVTSD2SIrr, X86::VCVTSD2SIrm, 0 },
{ X86::VCVTSS2SI64rr, X86::VCVTSS2SI64rm, 0 },
{ X86::VCVTSS2SIrr, X86::VCVTSS2SIrm, 0 },
+ { X86::VCVTDQ2PDrr, X86::VCVTDQ2PDrm, 0 },
+ { X86::VCVTDQ2PSrr, X86::VCVTDQ2PSrm, 0 },
+ { X86::VCVTPD2DQrr, X86::VCVTPD2DQXrm, 0 },
+ { X86::VCVTPD2PSrr, X86::VCVTPD2PSXrm, 0 },
+ { X86::VCVTPS2DQrr, X86::VCVTPS2DQrm, 0 },
+ { X86::VCVTPS2PDrr, X86::VCVTPS2PDrm, 0 },
+ { X86::VCVTTPD2DQrr, X86::VCVTTPD2DQXrm, 0 },
+ { X86::VCVTTPS2DQrr, X86::VCVTTPS2DQrm, 0 },
{ X86::VMOV64toPQIrr, X86::VMOVQI2PQIrm, 0 },
{ X86::VMOV64toSDrr, X86::VMOV64toSDrm, 0 },
{ X86::VMOVAPDrr, X86::VMOVAPDrm, TB_ALIGN_16 },
{ X86::VMOVDI2PDIrr, X86::VMOVDI2PDIrm, 0 },
{ X86::VMOVDI2SSrr, X86::VMOVDI2SSrm, 0 },
{ X86::VMOVDQArr, X86::VMOVDQArm, TB_ALIGN_16 },
- { X86::VMOVSLDUPrr, X86::VMOVSLDUPrm, TB_ALIGN_16 },
- { X86::VMOVSHDUPrr, X86::VMOVSHDUPrm, TB_ALIGN_16 },
+ { X86::VMOVSLDUPrr, X86::VMOVSLDUPrm, 0 },
+ { X86::VMOVSHDUPrr, X86::VMOVSHDUPrm, 0 },
{ X86::VMOVUPDrr, X86::VMOVUPDrm, 0 },
{ X86::VMOVUPSrr, X86::VMOVUPSrm, 0 },
{ X86::VMOVZQI2PQIrr, X86::VMOVZQI2PQIrm, 0 },
{ X86::VPABSBrr128, X86::VPABSBrm128, 0 },
{ X86::VPABSDrr128, X86::VPABSDrm128, 0 },
{ X86::VPABSWrr128, X86::VPABSWrm128, 0 },
+ { X86::VPCMPESTRIrr, X86::VPCMPESTRIrm, 0 },
+ { X86::VPCMPESTRM128rr, X86::VPCMPESTRM128rm, 0 },
+ { X86::VPCMPISTRIrr, X86::VPCMPISTRIrm, 0 },
+ { X86::VPCMPISTRM128rr, X86::VPCMPISTRM128rm, 0 },
+ { X86::VPHMINPOSUWrr128, X86::VPHMINPOSUWrm128, 0 },
{ X86::VPERMILPDri, X86::VPERMILPDmi, 0 },
{ X86::VPERMILPSri, X86::VPERMILPSmi, 0 },
+ { X86::VPMOVSXBDrr, X86::VPMOVSXBDrm, 0 },
+ { X86::VPMOVSXBQrr, X86::VPMOVSXBQrm, 0 },
+ { X86::VPMOVSXBWrr, X86::VPMOVSXBWrm, 0 },
+ { X86::VPMOVSXDQrr, X86::VPMOVSXDQrm, 0 },
+ { X86::VPMOVSXWDrr, X86::VPMOVSXWDrm, 0 },
+ { X86::VPMOVSXWQrr, X86::VPMOVSXWQrm, 0 },
+ { X86::VPMOVZXBDrr, X86::VPMOVZXBDrm, 0 },
+ { X86::VPMOVZXBQrr, X86::VPMOVZXBQrm, 0 },
+ { X86::VPMOVZXBWrr, X86::VPMOVZXBWrm, 0 },
+ { X86::VPMOVZXDQrr, X86::VPMOVZXDQrm, 0 },
+ { X86::VPMOVZXWDrr, X86::VPMOVZXWDrm, 0 },
+ { X86::VPMOVZXWQrr, X86::VPMOVZXWQrm, 0 },
{ X86::VPSHUFDri, X86::VPSHUFDmi, 0 },
{ X86::VPSHUFHWri, X86::VPSHUFHWmi, 0 },
{ X86::VPSHUFLWri, X86::VPSHUFLWmi, 0 },
+ { X86::VPTESTrr, X86::VPTESTrm, 0 },
{ X86::VRCPPSr, X86::VRCPPSm, 0 },
- { X86::VRCPPSr_Int, X86::VRCPPSm_Int, 0 },
+ { X86::VROUNDPDr, X86::VROUNDPDm, 0 },
+ { X86::VROUNDPSr, X86::VROUNDPSm, 0 },
{ X86::VRSQRTPSr, X86::VRSQRTPSm, 0 },
- { X86::VRSQRTPSr_Int, X86::VRSQRTPSm_Int, 0 },
{ X86::VSQRTPDr, X86::VSQRTPDm, 0 },
{ X86::VSQRTPSr, X86::VSQRTPSm, 0 },
+ { X86::VTESTPDrr, X86::VTESTPDrm, 0 },
+ { X86::VTESTPSrr, X86::VTESTPSrm, 0 },
{ X86::VUCOMISDrr, X86::VUCOMISDrm, 0 },
{ X86::VUCOMISSrr, X86::VUCOMISSrm, 0 },
- { X86::VBROADCASTSSrr, X86::VBROADCASTSSrm, TB_NO_REVERSE },
// AVX 256-bit foldable instructions
+ { X86::VCVTDQ2PDYrr, X86::VCVTDQ2PDYrm, 0 },
+ { X86::VCVTDQ2PSYrr, X86::VCVTDQ2PSYrm, 0 },
+ { X86::VCVTPD2DQYrr, X86::VCVTPD2DQYrm, 0 },
+ { X86::VCVTPD2PSYrr, X86::VCVTPD2PSYrm, 0 },
+ { X86::VCVTPS2DQYrr, X86::VCVTPS2DQYrm, 0 },
+ { X86::VCVTPS2PDYrr, X86::VCVTPS2PDYrm, 0 },
+ { X86::VCVTTPD2DQYrr, X86::VCVTTPD2DQYrm, 0 },
+ { X86::VCVTTPS2DQYrr, X86::VCVTTPS2DQYrm, 0 },
{ X86::VMOVAPDYrr, X86::VMOVAPDYrm, TB_ALIGN_32 },
{ X86::VMOVAPSYrr, X86::VMOVAPSYrm, TB_ALIGN_32 },
+ { X86::VMOVDDUPYrr, X86::VMOVDDUPYrm, 0 },
{ X86::VMOVDQAYrr, X86::VMOVDQAYrm, TB_ALIGN_32 },
+ { X86::VMOVSLDUPYrr, X86::VMOVSLDUPYrm, 0 },
+ { X86::VMOVSHDUPYrr, X86::VMOVSHDUPYrm, 0 },
{ X86::VMOVUPDYrr, X86::VMOVUPDYrm, 0 },
{ X86::VMOVUPSYrr, X86::VMOVUPSYrm, 0 },
{ X86::VPERMILPDYri, X86::VPERMILPDYmi, 0 },
{ X86::VPERMILPSYri, X86::VPERMILPSYmi, 0 },
+ { X86::VPTESTYrr, X86::VPTESTYrm, 0 },
+ { X86::VRCPPSYr, X86::VRCPPSYm, 0 },
+ { X86::VROUNDYPDr, X86::VROUNDYPDm, 0 },
+ { X86::VROUNDYPSr, X86::VROUNDYPSm, 0 },
+ { X86::VRSQRTPSYr, X86::VRSQRTPSYm, 0 },
+ { X86::VSQRTPDYr, X86::VSQRTPDYm, 0 },
+ { X86::VSQRTPSYr, X86::VSQRTPSYm, 0 },
+ { X86::VTESTPDYrr, X86::VTESTPDYrm, 0 },
+ { X86::VTESTPSYrr, X86::VTESTPSYrm, 0 },
// AVX2 foldable instructions
+
+ // VBROADCASTS{SD}rr register instructions were an AVX2 addition while the
+ // VBROADCASTS{SD}rm memory instructions were available from AVX1.
+ // TB_NO_REVERSE prevents unfolding from introducing an illegal instruction
+ // on AVX1 targets. The VPBROADCAST instructions are all AVX2 instructions
+ // so they don't need an equivalent limitation.
+ { X86::VBROADCASTSSrr, X86::VBROADCASTSSrm, TB_NO_REVERSE },
+ { X86::VBROADCASTSSYrr, X86::VBROADCASTSSYrm, TB_NO_REVERSE },
+ { X86::VBROADCASTSDYrr, X86::VBROADCASTSDYrm, TB_NO_REVERSE },
{ X86::VPABSBrr256, X86::VPABSBrm256, 0 },
{ X86::VPABSDrr256, X86::VPABSDrm256, 0 },
{ X86::VPABSWrr256, X86::VPABSWrm256, 0 },
+ { X86::VPBROADCASTBrr, X86::VPBROADCASTBrm, 0 },
+ { X86::VPBROADCASTBYrr, X86::VPBROADCASTBYrm, 0 },
+ { X86::VPBROADCASTDrr, X86::VPBROADCASTDrm, 0 },
+ { X86::VPBROADCASTDYrr, X86::VPBROADCASTDYrm, 0 },
+ { X86::VPBROADCASTQrr, X86::VPBROADCASTQrm, 0 },
+ { X86::VPBROADCASTQYrr, X86::VPBROADCASTQYrm, 0 },
+ { X86::VPBROADCASTWrr, X86::VPBROADCASTWrm, 0 },
+ { X86::VPBROADCASTWYrr, X86::VPBROADCASTWYrm, 0 },
+ { X86::VPERMPDYri, X86::VPERMPDYmi, 0 },
+ { X86::VPERMQYri, X86::VPERMQYmi, 0 },
+ { X86::VPMOVSXBDYrr, X86::VPMOVSXBDYrm, 0 },
+ { X86::VPMOVSXBQYrr, X86::VPMOVSXBQYrm, 0 },
+ { X86::VPMOVSXBWYrr, X86::VPMOVSXBWYrm, 0 },
+ { X86::VPMOVSXDQYrr, X86::VPMOVSXDQYrm, 0 },
+ { X86::VPMOVSXWDYrr, X86::VPMOVSXWDYrm, 0 },
+ { X86::VPMOVSXWQYrr, X86::VPMOVSXWQYrm, 0 },
+ { X86::VPMOVZXBDYrr, X86::VPMOVZXBDYrm, 0 },
+ { X86::VPMOVZXBQYrr, X86::VPMOVZXBQYrm, 0 },
+ { X86::VPMOVZXBWYrr, X86::VPMOVZXBWYrm, 0 },
+ { X86::VPMOVZXDQYrr, X86::VPMOVZXDQYrm, 0 },
+ { X86::VPMOVZXWDYrr, X86::VPMOVZXWDYrm, 0 },
+ { X86::VPMOVZXWQYrr, X86::VPMOVZXWQYrm, 0 },
{ X86::VPSHUFDYri, X86::VPSHUFDYmi, 0 },
{ X86::VPSHUFHWYri, X86::VPSHUFHWYmi, 0 },
{ X86::VPSHUFLWYri, X86::VPSHUFLWYmi, 0 },
- { X86::VRCPPSYr, X86::VRCPPSYm, 0 },
- { X86::VRCPPSYr_Int, X86::VRCPPSYm_Int, 0 },
- { X86::VRSQRTPSYr, X86::VRSQRTPSYm, 0 },
- { X86::VSQRTPDYr, X86::VSQRTPDYm, 0 },
- { X86::VSQRTPSYr, X86::VSQRTPSYm, 0 },
- { X86::VBROADCASTSSYrr, X86::VBROADCASTSSYrm, TB_NO_REVERSE },
- { X86::VBROADCASTSDYrr, X86::VBROADCASTSDYrm, TB_NO_REVERSE },
+
+ // XOP foldable instructions
+ { X86::VFRCZPDrr, X86::VFRCZPDrm, 0 },
+ { X86::VFRCZPDrrY, X86::VFRCZPDrmY, 0 },
+ { X86::VFRCZPSrr, X86::VFRCZPSrm, 0 },
+ { X86::VFRCZPSrrY, X86::VFRCZPSrmY, 0 },
+ { X86::VFRCZSDrr, X86::VFRCZSDrm, 0 },
+ { X86::VFRCZSSrr, X86::VFRCZSSrm, 0 },
+ { X86::VPHADDBDrr, X86::VPHADDBDrm, 0 },
+ { X86::VPHADDBQrr, X86::VPHADDBQrm, 0 },
+ { X86::VPHADDBWrr, X86::VPHADDBWrm, 0 },
+ { X86::VPHADDDQrr, X86::VPHADDDQrm, 0 },
+ { X86::VPHADDWDrr, X86::VPHADDWDrm, 0 },
+ { X86::VPHADDWQrr, X86::VPHADDWQrm, 0 },
+ { X86::VPHADDUBDrr, X86::VPHADDUBDrm, 0 },
+ { X86::VPHADDUBQrr, X86::VPHADDUBQrm, 0 },
+ { X86::VPHADDUBWrr, X86::VPHADDUBWrm, 0 },
+ { X86::VPHADDUDQrr, X86::VPHADDUDQrm, 0 },
+ { X86::VPHADDUWDrr, X86::VPHADDUWDrm, 0 },
+ { X86::VPHADDUWQrr, X86::VPHADDUWQrm, 0 },
+ { X86::VPHSUBBWrr, X86::VPHSUBBWrm, 0 },
+ { X86::VPHSUBDQrr, X86::VPHSUBDQrm, 0 },
+ { X86::VPHSUBWDrr, X86::VPHSUBWDrm, 0 },
+ { X86::VPROTBri, X86::VPROTBmi, 0 },
+ { X86::VPROTBrr, X86::VPROTBmr, 0 },
+ { X86::VPROTDri, X86::VPROTDmi, 0 },
+ { X86::VPROTDrr, X86::VPROTDmr, 0 },
+ { X86::VPROTQri, X86::VPROTQmi, 0 },
+ { X86::VPROTQrr, X86::VPROTQmr, 0 },
+ { X86::VPROTWri, X86::VPROTWmi, 0 },
+ { X86::VPROTWrr, X86::VPROTWmr, 0 },
+ { X86::VPSHABrr, X86::VPSHABmr, 0 },
+ { X86::VPSHADrr, X86::VPSHADmr, 0 },
+ { X86::VPSHAQrr, X86::VPSHAQmr, 0 },
+ { X86::VPSHAWrr, X86::VPSHAWmr, 0 },
+ { X86::VPSHLBrr, X86::VPSHLBmr, 0 },
+ { X86::VPSHLDrr, X86::VPSHLDmr, 0 },
+ { X86::VPSHLQrr, X86::VPSHLQmr, 0 },
+ { X86::VPSHLWrr, X86::VPSHLWmr, 0 },
// BMI/BMI2/LZCNT/POPCNT/TBM foldable instructions
{ X86::BEXTR32rr, X86::BEXTR32rm, 0 },
{ X86::VMOVUPSZrr, X86::VMOVUPSZrm, 0 },
{ X86::VPABSDZrr, X86::VPABSDZrm, 0 },
{ X86::VPABSQZrr, X86::VPABSQZrm, 0 },
+ { X86::VBROADCASTSSZr, X86::VBROADCASTSSZm, TB_NO_REVERSE },
+ { X86::VBROADCASTSDZr, X86::VBROADCASTSDZm, TB_NO_REVERSE },
+
// AVX-512 foldable instructions (256-bit versions)
{ X86::VMOVAPDZ256rr, X86::VMOVAPDZ256rm, TB_ALIGN_32 },
{ X86::VMOVAPSZ256rr, X86::VMOVAPSZ256rm, TB_ALIGN_32 },
{ X86::VMOVDQU64Z256rr, X86::VMOVDQU64Z256rm, 0 },
{ X86::VMOVUPDZ256rr, X86::VMOVUPDZ256rm, 0 },
{ X86::VMOVUPSZ256rr, X86::VMOVUPSZ256rm, 0 },
+ { X86::VBROADCASTSSZ256r, X86::VBROADCASTSSZ256m, TB_NO_REVERSE },
+ { X86::VBROADCASTSDZ256r, X86::VBROADCASTSDZ256m, TB_NO_REVERSE },
+
// AVX-512 foldable instructions (256-bit versions)
{ X86::VMOVAPDZ128rr, X86::VMOVAPDZ128rm, TB_ALIGN_16 },
{ X86::VMOVAPSZ128rr, X86::VMOVAPSZ128rm, TB_ALIGN_16 },
{ X86::VMOVDQU64Z128rr, X86::VMOVDQU64Z128rm, 0 },
{ X86::VMOVUPDZ128rr, X86::VMOVUPDZ128rm, 0 },
{ X86::VMOVUPSZ128rr, X86::VMOVUPSZ128rm, 0 },
+ { X86::VBROADCASTSSZ128r, X86::VBROADCASTSSZ128m, TB_NO_REVERSE },
+
+ // F16C foldable instructions
+ { X86::VCVTPH2PSrr, X86::VCVTPH2PSrm, 0 },
+ { X86::VCVTPH2PSYrr, X86::VCVTPH2PSYrm, 0 },
// AES foldable instructions
{ X86::AESIMCrr, X86::AESIMCrm, TB_ALIGN_16 },
{ X86::AESKEYGENASSIST128rr, X86::AESKEYGENASSIST128rm, TB_ALIGN_16 },
- { X86::VAESIMCrr, X86::VAESIMCrm, TB_ALIGN_16 },
- { X86::VAESKEYGENASSIST128rr, X86::VAESKEYGENASSIST128rm, TB_ALIGN_16 }
+ { X86::VAESIMCrr, X86::VAESIMCrm, 0 },
+ { X86::VAESKEYGENASSIST128rr, X86::VAESKEYGENASSIST128rm, 0 }
};
- for (unsigned i = 0, e = array_lengthof(OpTbl1); i != e; ++i) {
- unsigned RegOp = OpTbl1[i].RegOp;
- unsigned MemOp = OpTbl1[i].MemOp;
- unsigned Flags = OpTbl1[i].Flags;
+ for (unsigned i = 0, e = array_lengthof(MemoryFoldTable1); i != e; ++i) {
+ unsigned RegOp = MemoryFoldTable1[i].RegOp;
+ unsigned MemOp = MemoryFoldTable1[i].MemOp;
+ unsigned Flags = MemoryFoldTable1[i].Flags;
AddTableEntry(RegOp2MemOpTable1, MemOp2RegOpTable,
RegOp, MemOp,
// Index 1, folded load
Flags | TB_INDEX_1 | TB_FOLDED_LOAD);
}
- static const X86OpTblEntry OpTbl2[] = {
+ static const X86MemoryFoldTableEntry MemoryFoldTable2[] = {
{ X86::ADC32rr, X86::ADC32rm, 0 },
{ X86::ADC64rr, X86::ADC64rm, 0 },
{ X86::ADD16rr, X86::ADD16rm, 0 },
{ X86::ADDPDrr, X86::ADDPDrm, TB_ALIGN_16 },
{ X86::ADDPSrr, X86::ADDPSrm, TB_ALIGN_16 },
{ X86::ADDSDrr, X86::ADDSDrm, 0 },
+ { X86::ADDSDrr_Int, X86::ADDSDrm_Int, 0 },
{ X86::ADDSSrr, X86::ADDSSrm, 0 },
+ { X86::ADDSSrr_Int, X86::ADDSSrm_Int, 0 },
{ X86::ADDSUBPDrr, X86::ADDSUBPDrm, TB_ALIGN_16 },
{ X86::ADDSUBPSrr, X86::ADDSUBPSrm, TB_ALIGN_16 },
{ X86::AND16rr, X86::AND16rm, 0 },
{ X86::CMPPSrri, X86::CMPPSrmi, TB_ALIGN_16 },
{ X86::CMPSDrr, X86::CMPSDrm, 0 },
{ X86::CMPSSrr, X86::CMPSSrm, 0 },
+ { X86::CRC32r32r32, X86::CRC32r32m32, 0 },
+ { X86::CRC32r64r64, X86::CRC32r64m64, 0 },
{ X86::DIVPDrr, X86::DIVPDrm, TB_ALIGN_16 },
{ X86::DIVPSrr, X86::DIVPSrm, TB_ALIGN_16 },
{ X86::DIVSDrr, X86::DIVSDrm, 0 },
+ { X86::DIVSDrr_Int, X86::DIVSDrm_Int, 0 },
{ X86::DIVSSrr, X86::DIVSSrm, 0 },
+ { X86::DIVSSrr_Int, X86::DIVSSrm_Int, 0 },
+ { X86::DPPDrri, X86::DPPDrmi, TB_ALIGN_16 },
+ { X86::DPPSrri, X86::DPPSrmi, TB_ALIGN_16 },
+
+ // FIXME: We should not be folding Fs* scalar loads into vector
+ // instructions because the vector instructions require vector-sized
+ // loads. Lowering should create vector-sized instructions (the Fv*
+ // variants below) to allow load folding.
{ X86::FsANDNPDrr, X86::FsANDNPDrm, TB_ALIGN_16 },
{ X86::FsANDNPSrr, X86::FsANDNPSrm, TB_ALIGN_16 },
{ X86::FsANDPDrr, X86::FsANDPDrm, TB_ALIGN_16 },
{ X86::FsORPSrr, X86::FsORPSrm, TB_ALIGN_16 },
{ X86::FsXORPDrr, X86::FsXORPDrm, TB_ALIGN_16 },
{ X86::FsXORPSrr, X86::FsXORPSrm, TB_ALIGN_16 },
+
+ { X86::FvANDNPDrr, X86::FvANDNPDrm, TB_ALIGN_16 },
+ { X86::FvANDNPSrr, X86::FvANDNPSrm, TB_ALIGN_16 },
+ { X86::FvANDPDrr, X86::FvANDPDrm, TB_ALIGN_16 },
+ { X86::FvANDPSrr, X86::FvANDPSrm, TB_ALIGN_16 },
+ { X86::FvORPDrr, X86::FvORPDrm, TB_ALIGN_16 },
+ { X86::FvORPSrr, X86::FvORPSrm, TB_ALIGN_16 },
+ { X86::FvXORPDrr, X86::FvXORPDrm, TB_ALIGN_16 },
+ { X86::FvXORPSrr, X86::FvXORPSrm, TB_ALIGN_16 },
{ X86::HADDPDrr, X86::HADDPDrm, TB_ALIGN_16 },
{ X86::HADDPSrr, X86::HADDPSrm, TB_ALIGN_16 },
{ X86::HSUBPDrr, X86::HSUBPDrm, TB_ALIGN_16 },
{ X86::MAXPDrr, X86::MAXPDrm, TB_ALIGN_16 },
{ X86::MAXPSrr, X86::MAXPSrm, TB_ALIGN_16 },
{ X86::MAXSDrr, X86::MAXSDrm, 0 },
+ { X86::MAXSDrr_Int, X86::MAXSDrm_Int, 0 },
{ X86::MAXSSrr, X86::MAXSSrm, 0 },
+ { X86::MAXSSrr_Int, X86::MAXSSrm_Int, 0 },
{ X86::MINPDrr, X86::MINPDrm, TB_ALIGN_16 },
{ X86::MINPSrr, X86::MINPSrm, TB_ALIGN_16 },
{ X86::MINSDrr, X86::MINSDrm, 0 },
+ { X86::MINSDrr_Int, X86::MINSDrm_Int, 0 },
{ X86::MINSSrr, X86::MINSSrm, 0 },
+ { X86::MINSSrr_Int, X86::MINSSrm_Int, 0 },
{ X86::MPSADBWrri, X86::MPSADBWrmi, TB_ALIGN_16 },
{ X86::MULPDrr, X86::MULPDrm, TB_ALIGN_16 },
{ X86::MULPSrr, X86::MULPSrm, TB_ALIGN_16 },
{ X86::MULSDrr, X86::MULSDrm, 0 },
+ { X86::MULSDrr_Int, X86::MULSDrm_Int, 0 },
{ X86::MULSSrr, X86::MULSSrm, 0 },
+ { X86::MULSSrr_Int, X86::MULSSrm_Int, 0 },
{ X86::OR16rr, X86::OR16rm, 0 },
{ X86::OR32rr, X86::OR32rm, 0 },
{ X86::OR64rr, X86::OR64rm, 0 },
{ X86::PANDrr, X86::PANDrm, TB_ALIGN_16 },
{ X86::PAVGBrr, X86::PAVGBrm, TB_ALIGN_16 },
{ X86::PAVGWrr, X86::PAVGWrm, TB_ALIGN_16 },
+ { X86::PBLENDVBrr0, X86::PBLENDVBrm0, TB_ALIGN_16 },
{ X86::PBLENDWrri, X86::PBLENDWrmi, TB_ALIGN_16 },
+ { X86::PCLMULQDQrr, X86::PCLMULQDQrm, TB_ALIGN_16 },
{ X86::PCMPEQBrr, X86::PCMPEQBrm, TB_ALIGN_16 },
{ X86::PCMPEQDrr, X86::PCMPEQDrm, TB_ALIGN_16 },
{ X86::PCMPEQQrr, X86::PCMPEQQrm, TB_ALIGN_16 },
{ X86::PHSUBDrr, X86::PHSUBDrm, TB_ALIGN_16 },
{ X86::PHSUBSWrr128, X86::PHSUBSWrm128, TB_ALIGN_16 },
{ X86::PHSUBWrr, X86::PHSUBWrm, TB_ALIGN_16 },
- { X86::PINSRWrri, X86::PINSRWrmi, TB_ALIGN_16 },
+ { X86::PINSRBrr, X86::PINSRBrm, 0 },
+ { X86::PINSRDrr, X86::PINSRDrm, 0 },
+ { X86::PINSRQrr, X86::PINSRQrm, 0 },
+ { X86::PINSRWrri, X86::PINSRWrmi, 0 },
{ X86::PMADDUBSWrr128, X86::PMADDUBSWrm128, TB_ALIGN_16 },
{ X86::PMADDWDrr, X86::PMADDWDrm, TB_ALIGN_16 },
{ X86::PMAXSWrr, X86::PMAXSWrm, TB_ALIGN_16 },
{ X86::PSRLWrr, X86::PSRLWrm, TB_ALIGN_16 },
{ X86::PSUBBrr, X86::PSUBBrm, TB_ALIGN_16 },
{ X86::PSUBDrr, X86::PSUBDrm, TB_ALIGN_16 },
+ { X86::PSUBQrr, X86::PSUBQrm, TB_ALIGN_16 },
{ X86::PSUBSBrr, X86::PSUBSBrm, TB_ALIGN_16 },
{ X86::PSUBSWrr, X86::PSUBSWrm, TB_ALIGN_16 },
+ { X86::PSUBUSBrr, X86::PSUBUSBrm, TB_ALIGN_16 },
+ { X86::PSUBUSWrr, X86::PSUBUSWrm, TB_ALIGN_16 },
{ X86::PSUBWrr, X86::PSUBWrm, TB_ALIGN_16 },
{ X86::PUNPCKHBWrr, X86::PUNPCKHBWrm, TB_ALIGN_16 },
{ X86::PUNPCKHDQrr, X86::PUNPCKHDQrm, TB_ALIGN_16 },
{ X86::SUBPDrr, X86::SUBPDrm, TB_ALIGN_16 },
{ X86::SUBPSrr, X86::SUBPSrm, TB_ALIGN_16 },
{ X86::SUBSDrr, X86::SUBSDrm, 0 },
+ { X86::SUBSDrr_Int, X86::SUBSDrm_Int, 0 },
{ X86::SUBSSrr, X86::SUBSSrm, 0 },
+ { X86::SUBSSrr_Int, X86::SUBSSrm_Int, 0 },
// FIXME: TEST*rr -> swapped operand of TEST*mr.
{ X86::UNPCKHPDrr, X86::UNPCKHPDrm, TB_ALIGN_16 },
{ X86::UNPCKHPSrr, X86::UNPCKHPSrm, TB_ALIGN_16 },
{ X86::XOR8rr, X86::XOR8rm, 0 },
{ X86::XORPDrr, X86::XORPDrm, TB_ALIGN_16 },
{ X86::XORPSrr, X86::XORPSrm, TB_ALIGN_16 },
+
+ // MMX version of foldable instructions
+ { X86::MMX_CVTPI2PSirr, X86::MMX_CVTPI2PSirm, 0 },
+ { X86::MMX_PACKSSDWirr, X86::MMX_PACKSSDWirm, 0 },
+ { X86::MMX_PACKSSWBirr, X86::MMX_PACKSSWBirm, 0 },
+ { X86::MMX_PACKUSWBirr, X86::MMX_PACKUSWBirm, 0 },
+ { X86::MMX_PADDBirr, X86::MMX_PADDBirm, 0 },
+ { X86::MMX_PADDDirr, X86::MMX_PADDDirm, 0 },
+ { X86::MMX_PADDQirr, X86::MMX_PADDQirm, 0 },
+ { X86::MMX_PADDSBirr, X86::MMX_PADDSBirm, 0 },
+ { X86::MMX_PADDSWirr, X86::MMX_PADDSWirm, 0 },
+ { X86::MMX_PADDUSBirr, X86::MMX_PADDUSBirm, 0 },
+ { X86::MMX_PADDUSWirr, X86::MMX_PADDUSWirm, 0 },
+ { X86::MMX_PADDWirr, X86::MMX_PADDWirm, 0 },
+ { X86::MMX_PALIGNR64irr, X86::MMX_PALIGNR64irm, 0 },
+ { X86::MMX_PANDNirr, X86::MMX_PANDNirm, 0 },
+ { X86::MMX_PANDirr, X86::MMX_PANDirm, 0 },
+ { X86::MMX_PAVGBirr, X86::MMX_PAVGBirm, 0 },
+ { X86::MMX_PAVGWirr, X86::MMX_PAVGWirm, 0 },
+ { X86::MMX_PCMPEQBirr, X86::MMX_PCMPEQBirm, 0 },
+ { X86::MMX_PCMPEQDirr, X86::MMX_PCMPEQDirm, 0 },
+ { X86::MMX_PCMPEQWirr, X86::MMX_PCMPEQWirm, 0 },
+ { X86::MMX_PCMPGTBirr, X86::MMX_PCMPGTBirm, 0 },
+ { X86::MMX_PCMPGTDirr, X86::MMX_PCMPGTDirm, 0 },
+ { X86::MMX_PCMPGTWirr, X86::MMX_PCMPGTWirm, 0 },
+ { X86::MMX_PHADDSWrr64, X86::MMX_PHADDSWrm64, 0 },
+ { X86::MMX_PHADDWrr64, X86::MMX_PHADDWrm64, 0 },
+ { X86::MMX_PHADDrr64, X86::MMX_PHADDrm64, 0 },
+ { X86::MMX_PHSUBDrr64, X86::MMX_PHSUBDrm64, 0 },
+ { X86::MMX_PHSUBSWrr64, X86::MMX_PHSUBSWrm64, 0 },
+ { X86::MMX_PHSUBWrr64, X86::MMX_PHSUBWrm64, 0 },
+ { X86::MMX_PINSRWirri, X86::MMX_PINSRWirmi, 0 },
+ { X86::MMX_PMADDUBSWrr64, X86::MMX_PMADDUBSWrm64, 0 },
+ { X86::MMX_PMADDWDirr, X86::MMX_PMADDWDirm, 0 },
+ { X86::MMX_PMAXSWirr, X86::MMX_PMAXSWirm, 0 },
+ { X86::MMX_PMAXUBirr, X86::MMX_PMAXUBirm, 0 },
+ { X86::MMX_PMINSWirr, X86::MMX_PMINSWirm, 0 },
+ { X86::MMX_PMINUBirr, X86::MMX_PMINUBirm, 0 },
+ { X86::MMX_PMULHRSWrr64, X86::MMX_PMULHRSWrm64, 0 },
+ { X86::MMX_PMULHUWirr, X86::MMX_PMULHUWirm, 0 },
+ { X86::MMX_PMULHWirr, X86::MMX_PMULHWirm, 0 },
+ { X86::MMX_PMULLWirr, X86::MMX_PMULLWirm, 0 },
+ { X86::MMX_PMULUDQirr, X86::MMX_PMULUDQirm, 0 },
+ { X86::MMX_PORirr, X86::MMX_PORirm, 0 },
+ { X86::MMX_PSADBWirr, X86::MMX_PSADBWirm, 0 },
+ { X86::MMX_PSHUFBrr64, X86::MMX_PSHUFBrm64, 0 },
+ { X86::MMX_PSIGNBrr64, X86::MMX_PSIGNBrm64, 0 },
+ { X86::MMX_PSIGNDrr64, X86::MMX_PSIGNDrm64, 0 },
+ { X86::MMX_PSIGNWrr64, X86::MMX_PSIGNWrm64, 0 },
+ { X86::MMX_PSLLDrr, X86::MMX_PSLLDrm, 0 },
+ { X86::MMX_PSLLQrr, X86::MMX_PSLLQrm, 0 },
+ { X86::MMX_PSLLWrr, X86::MMX_PSLLWrm, 0 },
+ { X86::MMX_PSRADrr, X86::MMX_PSRADrm, 0 },
+ { X86::MMX_PSRAWrr, X86::MMX_PSRAWrm, 0 },
+ { X86::MMX_PSRLDrr, X86::MMX_PSRLDrm, 0 },
+ { X86::MMX_PSRLQrr, X86::MMX_PSRLQrm, 0 },
+ { X86::MMX_PSRLWrr, X86::MMX_PSRLWrm, 0 },
+ { X86::MMX_PSUBBirr, X86::MMX_PSUBBirm, 0 },
+ { X86::MMX_PSUBDirr, X86::MMX_PSUBDirm, 0 },
+ { X86::MMX_PSUBQirr, X86::MMX_PSUBQirm, 0 },
+ { X86::MMX_PSUBSBirr, X86::MMX_PSUBSBirm, 0 },
+ { X86::MMX_PSUBSWirr, X86::MMX_PSUBSWirm, 0 },
+ { X86::MMX_PSUBUSBirr, X86::MMX_PSUBUSBirm, 0 },
+ { X86::MMX_PSUBUSWirr, X86::MMX_PSUBUSWirm, 0 },
+ { X86::MMX_PSUBWirr, X86::MMX_PSUBWirm, 0 },
+ { X86::MMX_PUNPCKHBWirr, X86::MMX_PUNPCKHBWirm, 0 },
+ { X86::MMX_PUNPCKHDQirr, X86::MMX_PUNPCKHDQirm, 0 },
+ { X86::MMX_PUNPCKHWDirr, X86::MMX_PUNPCKHWDirm, 0 },
+ { X86::MMX_PUNPCKLBWirr, X86::MMX_PUNPCKLBWirm, 0 },
+ { X86::MMX_PUNPCKLDQirr, X86::MMX_PUNPCKLDQirm, 0 },
+ { X86::MMX_PUNPCKLWDirr, X86::MMX_PUNPCKLWDirm, 0 },
+ { X86::MMX_PXORirr, X86::MMX_PXORirm, 0 },
+
+ // 3DNow! version of foldable instructions
+ { X86::PAVGUSBrr, X86::PAVGUSBrm, 0 },
+ { X86::PFACCrr, X86::PFACCrm, 0 },
+ { X86::PFADDrr, X86::PFADDrm, 0 },
+ { X86::PFCMPEQrr, X86::PFCMPEQrm, 0 },
+ { X86::PFCMPGErr, X86::PFCMPGErm, 0 },
+ { X86::PFCMPGTrr, X86::PFCMPGTrm, 0 },
+ { X86::PFMAXrr, X86::PFMAXrm, 0 },
+ { X86::PFMINrr, X86::PFMINrm, 0 },
+ { X86::PFMULrr, X86::PFMULrm, 0 },
+ { X86::PFNACCrr, X86::PFNACCrm, 0 },
+ { X86::PFPNACCrr, X86::PFPNACCrm, 0 },
+ { X86::PFRCPIT1rr, X86::PFRCPIT1rm, 0 },
+ { X86::PFRCPIT2rr, X86::PFRCPIT2rm, 0 },
+ { X86::PFRSQIT1rr, X86::PFRSQIT1rm, 0 },
+ { X86::PFSUBrr, X86::PFSUBrm, 0 },
+ { X86::PFSUBRrr, X86::PFSUBRrm, 0 },
+ { X86::PMULHRWrr, X86::PMULHRWrm, 0 },
+
// AVX 128-bit versions of foldable instructions
{ X86::VCVTSD2SSrr, X86::VCVTSD2SSrm, 0 },
{ X86::Int_VCVTSD2SSrr, X86::Int_VCVTSD2SSrm, 0 },
{ X86::Int_VCVTSI2SSrr, X86::Int_VCVTSI2SSrm, 0 },
{ X86::VCVTSS2SDrr, X86::VCVTSS2SDrm, 0 },
{ X86::Int_VCVTSS2SDrr, X86::Int_VCVTSS2SDrm, 0 },
- { X86::VCVTTPD2DQrr, X86::VCVTTPD2DQXrm, 0 },
- { X86::VCVTTPS2DQrr, X86::VCVTTPS2DQrm, 0 },
+ { X86::VRCPSSr, X86::VRCPSSm, 0 },
+ { X86::VRCPSSr_Int, X86::VRCPSSm_Int, 0 },
{ X86::VRSQRTSSr, X86::VRSQRTSSm, 0 },
+ { X86::VRSQRTSSr_Int, X86::VRSQRTSSm_Int, 0 },
{ X86::VSQRTSDr, X86::VSQRTSDm, 0 },
+ { X86::VSQRTSDr_Int, X86::VSQRTSDm_Int, 0 },
{ X86::VSQRTSSr, X86::VSQRTSSm, 0 },
+ { X86::VSQRTSSr_Int, X86::VSQRTSSm_Int, 0 },
{ X86::VADDPDrr, X86::VADDPDrm, 0 },
{ X86::VADDPSrr, X86::VADDPSrm, 0 },
{ X86::VADDSDrr, X86::VADDSDrm, 0 },
+ { X86::VADDSDrr_Int, X86::VADDSDrm_Int, 0 },
{ X86::VADDSSrr, X86::VADDSSrm, 0 },
+ { X86::VADDSSrr_Int, X86::VADDSSrm_Int, 0 },
{ X86::VADDSUBPDrr, X86::VADDSUBPDrm, 0 },
{ X86::VADDSUBPSrr, X86::VADDSUBPSrm, 0 },
{ X86::VANDNPDrr, X86::VANDNPDrm, 0 },
{ X86::VDIVPDrr, X86::VDIVPDrm, 0 },
{ X86::VDIVPSrr, X86::VDIVPSrm, 0 },
{ X86::VDIVSDrr, X86::VDIVSDrm, 0 },
+ { X86::VDIVSDrr_Int, X86::VDIVSDrm_Int, 0 },
{ X86::VDIVSSrr, X86::VDIVSSrm, 0 },
- { X86::VFsANDNPDrr, X86::VFsANDNPDrm, TB_ALIGN_16 },
- { X86::VFsANDNPSrr, X86::VFsANDNPSrm, TB_ALIGN_16 },
- { X86::VFsANDPDrr, X86::VFsANDPDrm, TB_ALIGN_16 },
- { X86::VFsANDPSrr, X86::VFsANDPSrm, TB_ALIGN_16 },
- { X86::VFsORPDrr, X86::VFsORPDrm, TB_ALIGN_16 },
- { X86::VFsORPSrr, X86::VFsORPSrm, TB_ALIGN_16 },
- { X86::VFsXORPDrr, X86::VFsXORPDrm, TB_ALIGN_16 },
- { X86::VFsXORPSrr, X86::VFsXORPSrm, TB_ALIGN_16 },
+ { X86::VDIVSSrr_Int, X86::VDIVSSrm_Int, 0 },
+ { X86::VDPPDrri, X86::VDPPDrmi, 0 },
+ { X86::VDPPSrri, X86::VDPPSrmi, 0 },
+ // Do not fold VFs* loads because there are no scalar load variants for
+ // these instructions. When folded, the load is required to be 128-bits, so
+ // the load size would not match.
+ { X86::VFvANDNPDrr, X86::VFvANDNPDrm, 0 },
+ { X86::VFvANDNPSrr, X86::VFvANDNPSrm, 0 },
+ { X86::VFvANDPDrr, X86::VFvANDPDrm, 0 },
+ { X86::VFvANDPSrr, X86::VFvANDPSrm, 0 },
+ { X86::VFvORPDrr, X86::VFvORPDrm, 0 },
+ { X86::VFvORPSrr, X86::VFvORPSrm, 0 },
+ { X86::VFvXORPDrr, X86::VFvXORPDrm, 0 },
+ { X86::VFvXORPSrr, X86::VFvXORPSrm, 0 },
{ X86::VHADDPDrr, X86::VHADDPDrm, 0 },
{ X86::VHADDPSrr, X86::VHADDPSrm, 0 },
{ X86::VHSUBPDrr, X86::VHSUBPDrm, 0 },
{ X86::VMAXPDrr, X86::VMAXPDrm, 0 },
{ X86::VMAXPSrr, X86::VMAXPSrm, 0 },
{ X86::VMAXSDrr, X86::VMAXSDrm, 0 },
+ { X86::VMAXSDrr_Int, X86::VMAXSDrm_Int, 0 },
{ X86::VMAXSSrr, X86::VMAXSSrm, 0 },
+ { X86::VMAXSSrr_Int, X86::VMAXSSrm_Int, 0 },
{ X86::VMINPDrr, X86::VMINPDrm, 0 },
{ X86::VMINPSrr, X86::VMINPSrm, 0 },
{ X86::VMINSDrr, X86::VMINSDrm, 0 },
+ { X86::VMINSDrr_Int, X86::VMINSDrm_Int, 0 },
{ X86::VMINSSrr, X86::VMINSSrm, 0 },
+ { X86::VMINSSrr_Int, X86::VMINSSrm_Int, 0 },
{ X86::VMPSADBWrri, X86::VMPSADBWrmi, 0 },
{ X86::VMULPDrr, X86::VMULPDrm, 0 },
{ X86::VMULPSrr, X86::VMULPSrm, 0 },
{ X86::VMULSDrr, X86::VMULSDrm, 0 },
+ { X86::VMULSDrr_Int, X86::VMULSDrm_Int, 0 },
{ X86::VMULSSrr, X86::VMULSSrm, 0 },
+ { X86::VMULSSrr_Int, X86::VMULSSrm_Int, 0 },
{ X86::VORPDrr, X86::VORPDrm, 0 },
{ X86::VORPSrr, X86::VORPSrm, 0 },
{ X86::VPACKSSDWrr, X86::VPACKSSDWrm, 0 },
{ X86::VPANDrr, X86::VPANDrm, 0 },
{ X86::VPAVGBrr, X86::VPAVGBrm, 0 },
{ X86::VPAVGWrr, X86::VPAVGWrm, 0 },
+ { X86::VPBLENDVBrr, X86::VPBLENDVBrm, 0 },
{ X86::VPBLENDWrri, X86::VPBLENDWrmi, 0 },
+ { X86::VPCLMULQDQrr, X86::VPCLMULQDQrm, 0 },
{ X86::VPCMPEQBrr, X86::VPCMPEQBrm, 0 },
{ X86::VPCMPEQDrr, X86::VPCMPEQDrm, 0 },
{ X86::VPCMPEQQrr, X86::VPCMPEQQrm, 0 },
{ X86::VPHSUBWrr, X86::VPHSUBWrm, 0 },
{ X86::VPERMILPDrr, X86::VPERMILPDrm, 0 },
{ X86::VPERMILPSrr, X86::VPERMILPSrm, 0 },
+ { X86::VPINSRBrr, X86::VPINSRBrm, 0 },
+ { X86::VPINSRDrr, X86::VPINSRDrm, 0 },
+ { X86::VPINSRQrr, X86::VPINSRQrm, 0 },
{ X86::VPINSRWrri, X86::VPINSRWrmi, 0 },
{ X86::VPMADDUBSWrr128, X86::VPMADDUBSWrm128, 0 },
{ X86::VPMADDWDrr, X86::VPMADDWDrm, 0 },
{ X86::VPSRLWrr, X86::VPSRLWrm, 0 },
{ X86::VPSUBBrr, X86::VPSUBBrm, 0 },
{ X86::VPSUBDrr, X86::VPSUBDrm, 0 },
+ { X86::VPSUBQrr, X86::VPSUBQrm, 0 },
{ X86::VPSUBSBrr, X86::VPSUBSBrm, 0 },
{ X86::VPSUBSWrr, X86::VPSUBSWrm, 0 },
+ { X86::VPSUBUSBrr, X86::VPSUBUSBrm, 0 },
+ { X86::VPSUBUSWrr, X86::VPSUBUSWrm, 0 },
{ X86::VPSUBWrr, X86::VPSUBWrm, 0 },
{ X86::VPUNPCKHBWrr, X86::VPUNPCKHBWrm, 0 },
{ X86::VPUNPCKHDQrr, X86::VPUNPCKHDQrm, 0 },
{ X86::VSUBPDrr, X86::VSUBPDrm, 0 },
{ X86::VSUBPSrr, X86::VSUBPSrm, 0 },
{ X86::VSUBSDrr, X86::VSUBSDrm, 0 },
+ { X86::VSUBSDrr_Int, X86::VSUBSDrm_Int, 0 },
{ X86::VSUBSSrr, X86::VSUBSSrm, 0 },
+ { X86::VSUBSSrr_Int, X86::VSUBSSrm_Int, 0 },
{ X86::VUNPCKHPDrr, X86::VUNPCKHPDrm, 0 },
{ X86::VUNPCKHPSrr, X86::VUNPCKHPSrm, 0 },
{ X86::VUNPCKLPDrr, X86::VUNPCKLPDrm, 0 },
{ X86::VUNPCKLPSrr, X86::VUNPCKLPSrm, 0 },
{ X86::VXORPDrr, X86::VXORPDrm, 0 },
{ X86::VXORPSrr, X86::VXORPSrm, 0 },
+
// AVX 256-bit foldable instructions
{ X86::VADDPDYrr, X86::VADDPDYrm, 0 },
{ X86::VADDPSYrr, X86::VADDPSYrm, 0 },
{ X86::VCMPPSYrri, X86::VCMPPSYrmi, 0 },
{ X86::VDIVPDYrr, X86::VDIVPDYrm, 0 },
{ X86::VDIVPSYrr, X86::VDIVPSYrm, 0 },
+ { X86::VDPPSYrri, X86::VDPPSYrmi, 0 },
{ X86::VHADDPDYrr, X86::VHADDPDYrm, 0 },
{ X86::VHADDPSYrr, X86::VHADDPSYrm, 0 },
{ X86::VHSUBPDYrr, X86::VHSUBPDYrm, 0 },
{ X86::VUNPCKLPSYrr, X86::VUNPCKLPSYrm, 0 },
{ X86::VXORPDYrr, X86::VXORPDYrm, 0 },
{ X86::VXORPSYrr, X86::VXORPSYrm, 0 },
+
// AVX2 foldable instructions
{ X86::VINSERTI128rr, X86::VINSERTI128rm, 0 },
{ X86::VPACKSSDWYrr, X86::VPACKSSDWYrm, 0 },
{ X86::VPAVGWYrr, X86::VPAVGWYrm, 0 },
{ X86::VPBLENDDrri, X86::VPBLENDDrmi, 0 },
{ X86::VPBLENDDYrri, X86::VPBLENDDYrmi, 0 },
+ { X86::VPBLENDVBYrr, X86::VPBLENDVBYrm, 0 },
{ X86::VPBLENDWYrri, X86::VPBLENDWYrmi, 0 },
{ X86::VPCMPEQBYrr, X86::VPCMPEQBYrm, 0 },
{ X86::VPCMPEQDYrr, X86::VPCMPEQDYrm, 0 },
{ X86::VPCMPGTWYrr, X86::VPCMPGTWYrm, 0 },
{ X86::VPERM2I128rr, X86::VPERM2I128rm, 0 },
{ X86::VPERMDYrr, X86::VPERMDYrm, 0 },
- { X86::VPERMPDYri, X86::VPERMPDYmi, 0 },
{ X86::VPERMPSYrr, X86::VPERMPSYrm, 0 },
- { X86::VPERMQYri, X86::VPERMQYmi, 0 },
{ X86::VPHADDDYrr, X86::VPHADDDYrm, 0 },
{ X86::VPHADDSWrr256, X86::VPHADDSWrm256, 0 },
{ X86::VPHADDWYrr, X86::VPHADDWYrm, 0 },
{ X86::VPSRLVQYrr, X86::VPSRLVQYrm, 0 },
{ X86::VPSUBBYrr, X86::VPSUBBYrm, 0 },
{ X86::VPSUBDYrr, X86::VPSUBDYrm, 0 },
+ { X86::VPSUBQYrr, X86::VPSUBQYrm, 0 },
{ X86::VPSUBSBYrr, X86::VPSUBSBYrm, 0 },
{ X86::VPSUBSWYrr, X86::VPSUBSWYrm, 0 },
+ { X86::VPSUBUSBYrr, X86::VPSUBUSBYrm, 0 },
+ { X86::VPSUBUSWYrr, X86::VPSUBUSWYrm, 0 },
{ X86::VPSUBWYrr, X86::VPSUBWYrm, 0 },
{ X86::VPUNPCKHBWYrr, X86::VPUNPCKHBWYrm, 0 },
{ X86::VPUNPCKHDQYrr, X86::VPUNPCKHDQYrm, 0 },
{ X86::VPUNPCKLQDQYrr, X86::VPUNPCKLQDQYrm, 0 },
{ X86::VPUNPCKLWDYrr, X86::VPUNPCKLWDYrm, 0 },
{ X86::VPXORYrr, X86::VPXORYrm, 0 },
- // FIXME: add AVX 256-bit foldable instructions
// FMA4 foldable patterns
- { X86::VFMADDSS4rr, X86::VFMADDSS4mr, 0 },
- { X86::VFMADDSD4rr, X86::VFMADDSD4mr, 0 },
- { X86::VFMADDPS4rr, X86::VFMADDPS4mr, TB_ALIGN_16 },
- { X86::VFMADDPD4rr, X86::VFMADDPD4mr, TB_ALIGN_16 },
- { X86::VFMADDPS4rrY, X86::VFMADDPS4mrY, TB_ALIGN_32 },
- { X86::VFMADDPD4rrY, X86::VFMADDPD4mrY, TB_ALIGN_32 },
- { X86::VFNMADDSS4rr, X86::VFNMADDSS4mr, 0 },
- { X86::VFNMADDSD4rr, X86::VFNMADDSD4mr, 0 },
- { X86::VFNMADDPS4rr, X86::VFNMADDPS4mr, TB_ALIGN_16 },
- { X86::VFNMADDPD4rr, X86::VFNMADDPD4mr, TB_ALIGN_16 },
- { X86::VFNMADDPS4rrY, X86::VFNMADDPS4mrY, TB_ALIGN_32 },
- { X86::VFNMADDPD4rrY, X86::VFNMADDPD4mrY, TB_ALIGN_32 },
- { X86::VFMSUBSS4rr, X86::VFMSUBSS4mr, 0 },
- { X86::VFMSUBSD4rr, X86::VFMSUBSD4mr, 0 },
- { X86::VFMSUBPS4rr, X86::VFMSUBPS4mr, TB_ALIGN_16 },
- { X86::VFMSUBPD4rr, X86::VFMSUBPD4mr, TB_ALIGN_16 },
- { X86::VFMSUBPS4rrY, X86::VFMSUBPS4mrY, TB_ALIGN_32 },
- { X86::VFMSUBPD4rrY, X86::VFMSUBPD4mrY, TB_ALIGN_32 },
- { X86::VFNMSUBSS4rr, X86::VFNMSUBSS4mr, 0 },
- { X86::VFNMSUBSD4rr, X86::VFNMSUBSD4mr, 0 },
- { X86::VFNMSUBPS4rr, X86::VFNMSUBPS4mr, TB_ALIGN_16 },
- { X86::VFNMSUBPD4rr, X86::VFNMSUBPD4mr, TB_ALIGN_16 },
- { X86::VFNMSUBPS4rrY, X86::VFNMSUBPS4mrY, TB_ALIGN_32 },
- { X86::VFNMSUBPD4rrY, X86::VFNMSUBPD4mrY, TB_ALIGN_32 },
- { X86::VFMADDSUBPS4rr, X86::VFMADDSUBPS4mr, TB_ALIGN_16 },
- { X86::VFMADDSUBPD4rr, X86::VFMADDSUBPD4mr, TB_ALIGN_16 },
- { X86::VFMADDSUBPS4rrY, X86::VFMADDSUBPS4mrY, TB_ALIGN_32 },
- { X86::VFMADDSUBPD4rrY, X86::VFMADDSUBPD4mrY, TB_ALIGN_32 },
- { X86::VFMSUBADDPS4rr, X86::VFMSUBADDPS4mr, TB_ALIGN_16 },
- { X86::VFMSUBADDPD4rr, X86::VFMSUBADDPD4mr, TB_ALIGN_16 },
- { X86::VFMSUBADDPS4rrY, X86::VFMSUBADDPS4mrY, TB_ALIGN_32 },
- { X86::VFMSUBADDPD4rrY, X86::VFMSUBADDPD4mrY, TB_ALIGN_32 },
+ { X86::VFMADDSS4rr, X86::VFMADDSS4mr, 0 },
+ { X86::VFMADDSD4rr, X86::VFMADDSD4mr, 0 },
+ { X86::VFMADDPS4rr, X86::VFMADDPS4mr, 0 },
+ { X86::VFMADDPD4rr, X86::VFMADDPD4mr, 0 },
+ { X86::VFMADDPS4rrY, X86::VFMADDPS4mrY, 0 },
+ { X86::VFMADDPD4rrY, X86::VFMADDPD4mrY, 0 },
+ { X86::VFNMADDSS4rr, X86::VFNMADDSS4mr, 0 },
+ { X86::VFNMADDSD4rr, X86::VFNMADDSD4mr, 0 },
+ { X86::VFNMADDPS4rr, X86::VFNMADDPS4mr, 0 },
+ { X86::VFNMADDPD4rr, X86::VFNMADDPD4mr, 0 },
+ { X86::VFNMADDPS4rrY, X86::VFNMADDPS4mrY, 0 },
+ { X86::VFNMADDPD4rrY, X86::VFNMADDPD4mrY, 0 },
+ { X86::VFMSUBSS4rr, X86::VFMSUBSS4mr, 0 },
+ { X86::VFMSUBSD4rr, X86::VFMSUBSD4mr, 0 },
+ { X86::VFMSUBPS4rr, X86::VFMSUBPS4mr, 0 },
+ { X86::VFMSUBPD4rr, X86::VFMSUBPD4mr, 0 },
+ { X86::VFMSUBPS4rrY, X86::VFMSUBPS4mrY, 0 },
+ { X86::VFMSUBPD4rrY, X86::VFMSUBPD4mrY, 0 },
+ { X86::VFNMSUBSS4rr, X86::VFNMSUBSS4mr, 0 },
+ { X86::VFNMSUBSD4rr, X86::VFNMSUBSD4mr, 0 },
+ { X86::VFNMSUBPS4rr, X86::VFNMSUBPS4mr, 0 },
+ { X86::VFNMSUBPD4rr, X86::VFNMSUBPD4mr, 0 },
+ { X86::VFNMSUBPS4rrY, X86::VFNMSUBPS4mrY, 0 },
+ { X86::VFNMSUBPD4rrY, X86::VFNMSUBPD4mrY, 0 },
+ { X86::VFMADDSUBPS4rr, X86::VFMADDSUBPS4mr, 0 },
+ { X86::VFMADDSUBPD4rr, X86::VFMADDSUBPD4mr, 0 },
+ { X86::VFMADDSUBPS4rrY, X86::VFMADDSUBPS4mrY, 0 },
+ { X86::VFMADDSUBPD4rrY, X86::VFMADDSUBPD4mrY, 0 },
+ { X86::VFMSUBADDPS4rr, X86::VFMSUBADDPS4mr, 0 },
+ { X86::VFMSUBADDPD4rr, X86::VFMSUBADDPD4mr, 0 },
+ { X86::VFMSUBADDPS4rrY, X86::VFMSUBADDPS4mrY, 0 },
+ { X86::VFMSUBADDPD4rrY, X86::VFMSUBADDPD4mrY, 0 },
+
+ // XOP foldable instructions
+ { X86::VPCMOVrr, X86::VPCMOVmr, 0 },
+ { X86::VPCMOVrrY, X86::VPCMOVmrY, 0 },
+ { X86::VPCOMBri, X86::VPCOMBmi, 0 },
+ { X86::VPCOMDri, X86::VPCOMDmi, 0 },
+ { X86::VPCOMQri, X86::VPCOMQmi, 0 },
+ { X86::VPCOMWri, X86::VPCOMWmi, 0 },
+ { X86::VPCOMUBri, X86::VPCOMUBmi, 0 },
+ { X86::VPCOMUDri, X86::VPCOMUDmi, 0 },
+ { X86::VPCOMUQri, X86::VPCOMUQmi, 0 },
+ { X86::VPCOMUWri, X86::VPCOMUWmi, 0 },
+ { X86::VPERMIL2PDrr, X86::VPERMIL2PDmr, 0 },
+ { X86::VPERMIL2PDrrY, X86::VPERMIL2PDmrY, 0 },
+ { X86::VPERMIL2PSrr, X86::VPERMIL2PSmr, 0 },
+ { X86::VPERMIL2PSrrY, X86::VPERMIL2PSmrY, 0 },
+ { X86::VPMACSDDrr, X86::VPMACSDDrm, 0 },
+ { X86::VPMACSDQHrr, X86::VPMACSDQHrm, 0 },
+ { X86::VPMACSDQLrr, X86::VPMACSDQLrm, 0 },
+ { X86::VPMACSSDDrr, X86::VPMACSSDDrm, 0 },
+ { X86::VPMACSSDQHrr, X86::VPMACSSDQHrm, 0 },
+ { X86::VPMACSSDQLrr, X86::VPMACSSDQLrm, 0 },
+ { X86::VPMACSSWDrr, X86::VPMACSSWDrm, 0 },
+ { X86::VPMACSSWWrr, X86::VPMACSSWWrm, 0 },
+ { X86::VPMACSWDrr, X86::VPMACSWDrm, 0 },
+ { X86::VPMACSWWrr, X86::VPMACSWWrm, 0 },
+ { X86::VPMADCSSWDrr, X86::VPMADCSSWDrm, 0 },
+ { X86::VPMADCSWDrr, X86::VPMADCSWDrm, 0 },
+ { X86::VPPERMrr, X86::VPPERMmr, 0 },
+ { X86::VPROTBrr, X86::VPROTBrm, 0 },
+ { X86::VPROTDrr, X86::VPROTDrm, 0 },
+ { X86::VPROTQrr, X86::VPROTQrm, 0 },
+ { X86::VPROTWrr, X86::VPROTWrm, 0 },
+ { X86::VPSHABrr, X86::VPSHABrm, 0 },
+ { X86::VPSHADrr, X86::VPSHADrm, 0 },
+ { X86::VPSHAQrr, X86::VPSHAQrm, 0 },
+ { X86::VPSHAWrr, X86::VPSHAWrm, 0 },
+ { X86::VPSHLBrr, X86::VPSHLBrm, 0 },
+ { X86::VPSHLDrr, X86::VPSHLDrm, 0 },
+ { X86::VPSHLQrr, X86::VPSHLQrm, 0 },
+ { X86::VPSHLWrr, X86::VPSHLWrm, 0 },
// BMI/BMI2 foldable instructions
{ X86::ANDN32rr, X86::ANDN32rm, 0 },
{ X86::VPSUBQZrr, X86::VPSUBQZrm, 0 },
{ X86::VSHUFPDZrri, X86::VSHUFPDZrmi, 0 },
{ X86::VSHUFPSZrri, X86::VSHUFPSZrmi, 0 },
- { X86::VALIGNQrri, X86::VALIGNQrmi, 0 },
- { X86::VALIGNDrri, X86::VALIGNDrmi, 0 },
+ { X86::VALIGNQZrri, X86::VALIGNQZrmi, 0 },
+ { X86::VALIGNDZrri, X86::VALIGNDZrmi, 0 },
{ X86::VPMULUDQZrr, X86::VPMULUDQZrm, 0 },
+ { X86::VBROADCASTSSZrkz, X86::VBROADCASTSSZmkz, TB_NO_REVERSE },
+ { X86::VBROADCASTSDZrkz, X86::VBROADCASTSDZmkz, TB_NO_REVERSE },
+
+ // AVX-512{F,VL} foldable instructions
+ { X86::VBROADCASTSSZ256rkz, X86::VBROADCASTSSZ256mkz, TB_NO_REVERSE },
+ { X86::VBROADCASTSDZ256rkz, X86::VBROADCASTSDZ256mkz, TB_NO_REVERSE },
+ { X86::VBROADCASTSSZ128rkz, X86::VBROADCASTSSZ128mkz, TB_NO_REVERSE },
+
+ // AVX-512{F,VL} foldable instructions
+ { X86::VADDPDZ128rr, X86::VADDPDZ128rm, 0 },
+ { X86::VADDPDZ256rr, X86::VADDPDZ256rm, 0 },
+ { X86::VADDPSZ128rr, X86::VADDPSZ128rm, 0 },
+ { X86::VADDPSZ256rr, X86::VADDPSZ256rm, 0 },
// AES foldable instructions
{ X86::AESDECLASTrr, X86::AESDECLASTrm, TB_ALIGN_16 },
{ X86::AESDECrr, X86::AESDECrm, TB_ALIGN_16 },
{ X86::AESENCLASTrr, X86::AESENCLASTrm, TB_ALIGN_16 },
{ X86::AESENCrr, X86::AESENCrm, TB_ALIGN_16 },
- { X86::VAESDECLASTrr, X86::VAESDECLASTrm, TB_ALIGN_16 },
- { X86::VAESDECrr, X86::VAESDECrm, TB_ALIGN_16 },
- { X86::VAESENCLASTrr, X86::VAESENCLASTrm, TB_ALIGN_16 },
- { X86::VAESENCrr, X86::VAESENCrm, TB_ALIGN_16 },
+ { X86::VAESDECLASTrr, X86::VAESDECLASTrm, 0 },
+ { X86::VAESDECrr, X86::VAESDECrm, 0 },
+ { X86::VAESENCLASTrr, X86::VAESENCLASTrm, 0 },
+ { X86::VAESENCrr, X86::VAESENCrm, 0 },
// SHA foldable instructions
{ X86::SHA1MSG1rr, X86::SHA1MSG1rm, TB_ALIGN_16 },
{ X86::SHA1RNDS4rri, X86::SHA1RNDS4rmi, TB_ALIGN_16 },
{ X86::SHA256MSG1rr, X86::SHA256MSG1rm, TB_ALIGN_16 },
{ X86::SHA256MSG2rr, X86::SHA256MSG2rm, TB_ALIGN_16 },
- { X86::SHA256RNDS2rr, X86::SHA256RNDS2rm, TB_ALIGN_16 },
+ { X86::SHA256RNDS2rr, X86::SHA256RNDS2rm, TB_ALIGN_16 }
};
- for (unsigned i = 0, e = array_lengthof(OpTbl2); i != e; ++i) {
- unsigned RegOp = OpTbl2[i].RegOp;
- unsigned MemOp = OpTbl2[i].MemOp;
- unsigned Flags = OpTbl2[i].Flags;
+ for (unsigned i = 0, e = array_lengthof(MemoryFoldTable2); i != e; ++i) {
+ unsigned RegOp = MemoryFoldTable2[i].RegOp;
+ unsigned MemOp = MemoryFoldTable2[i].MemOp;
+ unsigned Flags = MemoryFoldTable2[i].Flags;
AddTableEntry(RegOp2MemOpTable2, MemOp2RegOpTable,
RegOp, MemOp,
// Index 2, folded load
Flags | TB_INDEX_2 | TB_FOLDED_LOAD);
}
- static const X86OpTblEntry OpTbl3[] = {
+ static const X86MemoryFoldTableEntry MemoryFoldTable3[] = {
// FMA foldable instructions
{ X86::VFMADDSSr231r, X86::VFMADDSSr231m, TB_ALIGN_NONE },
{ X86::VFMADDSDr231r, X86::VFMADDSDr231m, TB_ALIGN_NONE },
{ X86::VFMSUBADDPD4rr, X86::VFMSUBADDPD4rm, TB_ALIGN_16 },
{ X86::VFMSUBADDPS4rrY, X86::VFMSUBADDPS4rmY, TB_ALIGN_32 },
{ X86::VFMSUBADDPD4rrY, X86::VFMSUBADDPD4rmY, TB_ALIGN_32 },
+
+ // XOP foldable instructions
+ { X86::VPCMOVrr, X86::VPCMOVrm, 0 },
+ { X86::VPCMOVrrY, X86::VPCMOVrmY, 0 },
+ { X86::VPERMIL2PDrr, X86::VPERMIL2PDrm, 0 },
+ { X86::VPERMIL2PDrrY, X86::VPERMIL2PDrmY, 0 },
+ { X86::VPERMIL2PSrr, X86::VPERMIL2PSrm, 0 },
+ { X86::VPERMIL2PSrrY, X86::VPERMIL2PSrmY, 0 },
+ { X86::VPPERMrr, X86::VPPERMrm, 0 },
+
// AVX-512 VPERMI instructions with 3 source operands.
{ X86::VPERMI2Drr, X86::VPERMI2Drm, 0 },
{ X86::VPERMI2Qrr, X86::VPERMI2Qrm, 0 },
{ X86::VBLENDMPDZrr, X86::VBLENDMPDZrm, 0 },
{ X86::VBLENDMPSZrr, X86::VBLENDMPSZrm, 0 },
{ X86::VPBLENDMDZrr, X86::VPBLENDMDZrm, 0 },
- { X86::VPBLENDMQZrr, X86::VPBLENDMQZrm, 0 }
+ { X86::VPBLENDMQZrr, X86::VPBLENDMQZrm, 0 },
+ { X86::VBROADCASTSSZrk, X86::VBROADCASTSSZmk, TB_NO_REVERSE },
+ { X86::VBROADCASTSDZrk, X86::VBROADCASTSDZmk, TB_NO_REVERSE },
+ { X86::VBROADCASTSSZ256rk, X86::VBROADCASTSSZ256mk, TB_NO_REVERSE },
+ { X86::VBROADCASTSDZ256rk, X86::VBROADCASTSDZ256mk, TB_NO_REVERSE },
+ { X86::VBROADCASTSSZ128rk, X86::VBROADCASTSSZ128mk, TB_NO_REVERSE },
+ // AVX-512 arithmetic instructions
+ { X86::VADDPSZrrkz, X86::VADDPSZrmkz, 0 },
+ { X86::VADDPDZrrkz, X86::VADDPDZrmkz, 0 },
+ { X86::VSUBPSZrrkz, X86::VSUBPSZrmkz, 0 },
+ { X86::VSUBPDZrrkz, X86::VSUBPDZrmkz, 0 },
+ { X86::VMULPSZrrkz, X86::VMULPSZrmkz, 0 },
+ { X86::VMULPDZrrkz, X86::VMULPDZrmkz, 0 },
+ { X86::VDIVPSZrrkz, X86::VDIVPSZrmkz, 0 },
+ { X86::VDIVPDZrrkz, X86::VDIVPDZrmkz, 0 },
+ { X86::VMINPSZrrkz, X86::VMINPSZrmkz, 0 },
+ { X86::VMINPDZrrkz, X86::VMINPDZrmkz, 0 },
+ { X86::VMAXPSZrrkz, X86::VMAXPSZrmkz, 0 },
+ { X86::VMAXPDZrrkz, X86::VMAXPDZrmkz, 0 },
+ // AVX-512{F,VL} arithmetic instructions 256-bit
+ { X86::VADDPSZ256rrkz, X86::VADDPSZ256rmkz, 0 },
+ { X86::VADDPDZ256rrkz, X86::VADDPDZ256rmkz, 0 },
+ { X86::VSUBPSZ256rrkz, X86::VSUBPSZ256rmkz, 0 },
+ { X86::VSUBPDZ256rrkz, X86::VSUBPDZ256rmkz, 0 },
+ { X86::VMULPSZ256rrkz, X86::VMULPSZ256rmkz, 0 },
+ { X86::VMULPDZ256rrkz, X86::VMULPDZ256rmkz, 0 },
+ { X86::VDIVPSZ256rrkz, X86::VDIVPSZ256rmkz, 0 },
+ { X86::VDIVPDZ256rrkz, X86::VDIVPDZ256rmkz, 0 },
+ { X86::VMINPSZ256rrkz, X86::VMINPSZ256rmkz, 0 },
+ { X86::VMINPDZ256rrkz, X86::VMINPDZ256rmkz, 0 },
+ { X86::VMAXPSZ256rrkz, X86::VMAXPSZ256rmkz, 0 },
+ { X86::VMAXPDZ256rrkz, X86::VMAXPDZ256rmkz, 0 },
+ // AVX-512{F,VL} arithmetic instructions 128-bit
+ { X86::VADDPSZ128rrkz, X86::VADDPSZ128rmkz, 0 },
+ { X86::VADDPDZ128rrkz, X86::VADDPDZ128rmkz, 0 },
+ { X86::VSUBPSZ128rrkz, X86::VSUBPSZ128rmkz, 0 },
+ { X86::VSUBPDZ128rrkz, X86::VSUBPDZ128rmkz, 0 },
+ { X86::VMULPSZ128rrkz, X86::VMULPSZ128rmkz, 0 },
+ { X86::VMULPDZ128rrkz, X86::VMULPDZ128rmkz, 0 },
+ { X86::VDIVPSZ128rrkz, X86::VDIVPSZ128rmkz, 0 },
+ { X86::VDIVPDZ128rrkz, X86::VDIVPDZ128rmkz, 0 },
+ { X86::VMINPSZ128rrkz, X86::VMINPSZ128rmkz, 0 },
+ { X86::VMINPDZ128rrkz, X86::VMINPDZ128rmkz, 0 },
+ { X86::VMAXPSZ128rrkz, X86::VMAXPSZ128rmkz, 0 },
+ { X86::VMAXPDZ128rrkz, X86::VMAXPDZ128rmkz, 0 }
};
- for (unsigned i = 0, e = array_lengthof(OpTbl3); i != e; ++i) {
- unsigned RegOp = OpTbl3[i].RegOp;
- unsigned MemOp = OpTbl3[i].MemOp;
- unsigned Flags = OpTbl3[i].Flags;
+ for (unsigned i = 0, e = array_lengthof(MemoryFoldTable3); i != e; ++i) {
+ unsigned RegOp = MemoryFoldTable3[i].RegOp;
+ unsigned MemOp = MemoryFoldTable3[i].MemOp;
+ unsigned Flags = MemoryFoldTable3[i].Flags;
AddTableEntry(RegOp2MemOpTable3, MemOp2RegOpTable,
RegOp, MemOp,
// Index 3, folded load
Flags | TB_INDEX_3 | TB_FOLDED_LOAD);
}
+ static const X86MemoryFoldTableEntry MemoryFoldTable4[] = {
+ // AVX-512 foldable instructions
+ { X86::VADDPSZrrk, X86::VADDPSZrmk, 0 },
+ { X86::VADDPDZrrk, X86::VADDPDZrmk, 0 },
+ { X86::VSUBPSZrrk, X86::VSUBPSZrmk, 0 },
+ { X86::VSUBPDZrrk, X86::VSUBPDZrmk, 0 },
+ { X86::VMULPSZrrk, X86::VMULPSZrmk, 0 },
+ { X86::VMULPDZrrk, X86::VMULPDZrmk, 0 },
+ { X86::VDIVPSZrrk, X86::VDIVPSZrmk, 0 },
+ { X86::VDIVPDZrrk, X86::VDIVPDZrmk, 0 },
+ { X86::VMINPSZrrk, X86::VMINPSZrmk, 0 },
+ { X86::VMINPDZrrk, X86::VMINPDZrmk, 0 },
+ { X86::VMAXPSZrrk, X86::VMAXPSZrmk, 0 },
+ { X86::VMAXPDZrrk, X86::VMAXPDZrmk, 0 },
+ // AVX-512{F,VL} foldable instructions 256-bit
+ { X86::VADDPSZ256rrk, X86::VADDPSZ256rmk, 0 },
+ { X86::VADDPDZ256rrk, X86::VADDPDZ256rmk, 0 },
+ { X86::VSUBPSZ256rrk, X86::VSUBPSZ256rmk, 0 },
+ { X86::VSUBPDZ256rrk, X86::VSUBPDZ256rmk, 0 },
+ { X86::VMULPSZ256rrk, X86::VMULPSZ256rmk, 0 },
+ { X86::VMULPDZ256rrk, X86::VMULPDZ256rmk, 0 },
+ { X86::VDIVPSZ256rrk, X86::VDIVPSZ256rmk, 0 },
+ { X86::VDIVPDZ256rrk, X86::VDIVPDZ256rmk, 0 },
+ { X86::VMINPSZ256rrk, X86::VMINPSZ256rmk, 0 },
+ { X86::VMINPDZ256rrk, X86::VMINPDZ256rmk, 0 },
+ { X86::VMAXPSZ256rrk, X86::VMAXPSZ256rmk, 0 },
+ { X86::VMAXPDZ256rrk, X86::VMAXPDZ256rmk, 0 },
+ // AVX-512{F,VL} foldable instructions 128-bit
+ { X86::VADDPSZ128rrk, X86::VADDPSZ128rmk, 0 },
+ { X86::VADDPDZ128rrk, X86::VADDPDZ128rmk, 0 },
+ { X86::VSUBPSZ128rrk, X86::VSUBPSZ128rmk, 0 },
+ { X86::VSUBPDZ128rrk, X86::VSUBPDZ128rmk, 0 },
+ { X86::VMULPSZ128rrk, X86::VMULPSZ128rmk, 0 },
+ { X86::VMULPDZ128rrk, X86::VMULPDZ128rmk, 0 },
+ { X86::VDIVPSZ128rrk, X86::VDIVPSZ128rmk, 0 },
+ { X86::VDIVPDZ128rrk, X86::VDIVPDZ128rmk, 0 },
+ { X86::VMINPSZ128rrk, X86::VMINPSZ128rmk, 0 },
+ { X86::VMINPDZ128rrk, X86::VMINPDZ128rmk, 0 },
+ { X86::VMAXPSZ128rrk, X86::VMAXPSZ128rmk, 0 },
+ { X86::VMAXPDZ128rrk, X86::VMAXPDZ128rmk, 0 }
+ };
+
+ for (unsigned i = 0, e = array_lengthof(MemoryFoldTable4); i != e; ++i) {
+ unsigned RegOp = MemoryFoldTable4[i].RegOp;
+ unsigned MemOp = MemoryFoldTable4[i].MemOp;
+ unsigned Flags = MemoryFoldTable4[i].Flags;
+ AddTableEntry(RegOp2MemOpTable4, MemOp2RegOpTable,
+ RegOp, MemOp,
+ // Index 4, folded load
+ Flags | TB_INDEX_4 | TB_FOLDED_LOAD);
+ }
}
void
return false;
}
-/// isFrameOperand - Return true and the FrameIndex if the specified
+int X86InstrInfo::getSPAdjust(const MachineInstr *MI) const {
+ const MachineFunction *MF = MI->getParent()->getParent();
+ const TargetFrameLowering *TFI = MF->getSubtarget().getFrameLowering();
+
+ if (MI->getOpcode() == getCallFrameSetupOpcode() ||
+ MI->getOpcode() == getCallFrameDestroyOpcode()) {
+ unsigned StackAlign = TFI->getStackAlignment();
+ int SPAdj = (MI->getOperand(0).getImm() + StackAlign - 1) / StackAlign *
+ StackAlign;
+
+ SPAdj -= MI->getOperand(1).getImm();
+
+ if (MI->getOpcode() == getCallFrameSetupOpcode())
+ return SPAdj;
+ else
+ return -SPAdj;
+ }
+
+ // To know whether a call adjusts the stack, we need information
+ // that is bound to the following ADJCALLSTACKUP pseudo.
+ // Look for the next ADJCALLSTACKUP that follows the call.
+ if (MI->isCall()) {
+ const MachineBasicBlock* MBB = MI->getParent();
+ auto I = ++MachineBasicBlock::const_iterator(MI);
+ for (auto E = MBB->end(); I != E; ++I) {
+ if (I->getOpcode() == getCallFrameDestroyOpcode() ||
+ I->isCall())
+ break;
+ }
+
+ // If we could not find a frame destroy opcode, then it has already
+ // been simplified, so we don't care.
+ if (I->getOpcode() != getCallFrameDestroyOpcode())
+ return 0;
+
+ return -(I->getOperand(1).getImm());
+ }
+
+ // Currently handle only PUSHes we can reasonably expect to see
+ // in call sequences
+ switch (MI->getOpcode()) {
+ default:
+ return 0;
+ case X86::PUSH32i8:
+ case X86::PUSH32r:
+ case X86::PUSH32rmm:
+ case X86::PUSH32rmr:
+ case X86::PUSHi32:
+ return 4;
+ }
+}
+
+/// Return true and the FrameIndex if the specified
/// operand and follow operands form a reference to the stack frame.
bool X86InstrInfo::isFrameOperand(const MachineInstr *MI, unsigned int Op,
int &FrameIndex) const {
case X86::VMOVAPSrm:
case X86::VMOVAPDrm:
case X86::VMOVDQArm:
+ case X86::VMOVUPSYrm:
case X86::VMOVAPSYrm:
+ case X86::VMOVUPDYrm:
case X86::VMOVAPDYrm:
+ case X86::VMOVDQUYrm:
case X86::VMOVDQAYrm:
case X86::MMX_MOVD64rm:
case X86::MMX_MOVQ64rm:
case X86::VMOVAPSmr:
case X86::VMOVAPDmr:
case X86::VMOVDQAmr:
+ case X86::VMOVUPSYmr:
case X86::VMOVAPSYmr:
+ case X86::VMOVUPDYmr:
case X86::VMOVAPDYmr:
+ case X86::VMOVDQUYmr:
case X86::VMOVDQAYmr:
case X86::VMOVUPSZmr:
case X86::VMOVAPSZmr:
return 0;
}
-/// regIsPICBase - Return true if register is PIC base (i.e.g defined by
-/// X86::MOVPC32r.
+/// Return true if register is PIC base; i.e.g defined by X86::MOVPC32r.
static bool regIsPICBase(unsigned BaseReg, const MachineRegisterInfo &MRI) {
// Don't waste compile time scanning use-def chains of physregs.
if (!TargetRegisterInfo::isVirtualRegister(BaseReg))
NewMI->substituteRegister(Orig->getOperand(0).getReg(), DestReg, SubIdx, TRI);
}
-/// hasLiveCondCodeDef - True if MI has a condition code def, e.g. EFLAGS, that
-/// is not marked dead.
+/// True if MI has a condition code def, e.g. EFLAGS, that is not marked dead.
static bool hasLiveCondCodeDef(MachineInstr *MI) {
for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
MachineOperand &MO = MI->getOperand(i);
return false;
}
-/// getTruncatedShiftCount - check whether the shift count for a machine operand
-/// is non-zero.
+/// Check whether the shift count for a machine operand is non-zero.
inline static unsigned getTruncatedShiftCount(MachineInstr *MI,
unsigned ShiftAmtOperandIdx) {
// The shift count is six bits with the REX.W prefix and five bits without.
return Imm & ShiftCountMask;
}
-/// isTruncatedShiftCountForLEA - check whether the given shift count is appropriate
+/// Check whether the given shift count is appropriate
/// can be represented by a LEA instruction.
inline static bool isTruncatedShiftCountForLEA(unsigned ShAmt) {
// Left shift instructions can be transformed into load-effective-address
return true;
}
-/// convertToThreeAddressWithLEA - Helper for convertToThreeAddress when
-/// 16-bit LEA is disabled, use 32-bit LEA to form 3-address code by promoting
-/// to a 32-bit superregister and then truncating back down to a 16-bit
-/// subregister.
+/// Helper for convertToThreeAddress when 16-bit LEA is disabled, use 32-bit
+/// LEA to form 3-address code by promoting to a 32-bit superregister and then
+/// truncating back down to a 16-bit subregister.
MachineInstr *
X86InstrInfo::convertToThreeAddressWithLEA(unsigned MIOpc,
MachineFunction::iterator &MFI,
break;
}
case X86::INC16r:
- case X86::INC64_16r:
addRegOffset(MIB, leaInReg, true, 1);
break;
case X86::DEC16r:
- case X86::DEC64_16r:
addRegOffset(MIB, leaInReg, true, -1);
break;
case X86::ADD16ri:
return ExtMI;
}
-/// convertToThreeAddress - This method must be implemented by targets that
+/// This method must be implemented by targets that
/// set the M_CONVERTIBLE_TO_3_ADDR flag. When this flag is set, the target
/// may be able to convert a two-address instruction into a true
/// three-address instruction on demand. This allows the X86 target (for
unsigned MIOpc = MI->getOpcode();
switch (MIOpc) {
+ default: return nullptr;
case X86::SHL64ri: {
assert(MI->getNumOperands() >= 3 && "Unknown shift instruction!");
unsigned ShAmt = getTruncatedShiftCount(MI, 2);
.addReg(0).addImm(1 << ShAmt).addOperand(Src).addImm(0).addReg(0);
break;
}
- default: {
+ case X86::INC64r:
+ case X86::INC32r: {
+ assert(MI->getNumOperands() >= 2 && "Unknown inc instruction!");
+ unsigned Opc = MIOpc == X86::INC64r ? X86::LEA64r
+ : (is64Bit ? X86::LEA64_32r : X86::LEA32r);
+ bool isKill, isUndef;
+ unsigned SrcReg;
+ MachineOperand ImplicitOp = MachineOperand::CreateReg(0, false);
+ if (!classifyLEAReg(MI, Src, Opc, /*AllowSP=*/ false,
+ SrcReg, isKill, isUndef, ImplicitOp))
+ return nullptr;
- switch (MIOpc) {
- default: return nullptr;
- case X86::INC64r:
- case X86::INC32r:
- case X86::INC64_32r: {
- assert(MI->getNumOperands() >= 2 && "Unknown inc instruction!");
- unsigned Opc = MIOpc == X86::INC64r ? X86::LEA64r
- : (is64Bit ? X86::LEA64_32r : X86::LEA32r);
- bool isKill, isUndef;
- unsigned SrcReg;
- MachineOperand ImplicitOp = MachineOperand::CreateReg(0, false);
- if (!classifyLEAReg(MI, Src, Opc, /*AllowSP=*/ false,
- SrcReg, isKill, isUndef, ImplicitOp))
- return nullptr;
+ MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(Opc))
+ .addOperand(Dest)
+ .addReg(SrcReg, getKillRegState(isKill) | getUndefRegState(isUndef));
+ if (ImplicitOp.getReg() != 0)
+ MIB.addOperand(ImplicitOp);
- MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(Opc))
- .addOperand(Dest)
- .addReg(SrcReg, getKillRegState(isKill) | getUndefRegState(isUndef));
- if (ImplicitOp.getReg() != 0)
- MIB.addOperand(ImplicitOp);
+ NewMI = addOffset(MIB, 1);
+ break;
+ }
+ case X86::INC16r:
+ if (DisableLEA16)
+ return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV)
+ : nullptr;
+ assert(MI->getNumOperands() >= 2 && "Unknown inc instruction!");
+ NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
+ .addOperand(Dest).addOperand(Src), 1);
+ break;
+ case X86::DEC64r:
+ case X86::DEC32r: {
+ assert(MI->getNumOperands() >= 2 && "Unknown dec instruction!");
+ unsigned Opc = MIOpc == X86::DEC64r ? X86::LEA64r
+ : (is64Bit ? X86::LEA64_32r : X86::LEA32r);
- NewMI = addOffset(MIB, 1);
- break;
- }
- case X86::INC16r:
- case X86::INC64_16r:
- if (DisableLEA16)
- return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV)
- : nullptr;
- assert(MI->getNumOperands() >= 2 && "Unknown inc instruction!");
- NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
- .addOperand(Dest).addOperand(Src), 1);
- break;
- case X86::DEC64r:
- case X86::DEC32r:
- case X86::DEC64_32r: {
- assert(MI->getNumOperands() >= 2 && "Unknown dec instruction!");
- unsigned Opc = MIOpc == X86::DEC64r ? X86::LEA64r
- : (is64Bit ? X86::LEA64_32r : X86::LEA32r);
-
- bool isKill, isUndef;
- unsigned SrcReg;
- MachineOperand ImplicitOp = MachineOperand::CreateReg(0, false);
- if (!classifyLEAReg(MI, Src, Opc, /*AllowSP=*/ false,
- SrcReg, isKill, isUndef, ImplicitOp))
- return nullptr;
+ bool isKill, isUndef;
+ unsigned SrcReg;
+ MachineOperand ImplicitOp = MachineOperand::CreateReg(0, false);
+ if (!classifyLEAReg(MI, Src, Opc, /*AllowSP=*/ false,
+ SrcReg, isKill, isUndef, ImplicitOp))
+ return nullptr;
- MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(Opc))
- .addOperand(Dest)
- .addReg(SrcReg, getUndefRegState(isUndef) | getKillRegState(isKill));
- if (ImplicitOp.getReg() != 0)
- MIB.addOperand(ImplicitOp);
+ MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(Opc))
+ .addOperand(Dest)
+ .addReg(SrcReg, getUndefRegState(isUndef) | getKillRegState(isKill));
+ if (ImplicitOp.getReg() != 0)
+ MIB.addOperand(ImplicitOp);
- NewMI = addOffset(MIB, -1);
+ NewMI = addOffset(MIB, -1);
- break;
- }
- case X86::DEC16r:
- case X86::DEC64_16r:
- if (DisableLEA16)
- return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV)
- : nullptr;
- assert(MI->getNumOperands() >= 2 && "Unknown dec instruction!");
- NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
- .addOperand(Dest).addOperand(Src), -1);
- break;
- case X86::ADD64rr:
- case X86::ADD64rr_DB:
- case X86::ADD32rr:
- case X86::ADD32rr_DB: {
- assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
- unsigned Opc;
- if (MIOpc == X86::ADD64rr || MIOpc == X86::ADD64rr_DB)
- Opc = X86::LEA64r;
- else
- Opc = is64Bit ? X86::LEA64_32r : X86::LEA32r;
+ break;
+ }
+ case X86::DEC16r:
+ if (DisableLEA16)
+ return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV)
+ : nullptr;
+ assert(MI->getNumOperands() >= 2 && "Unknown dec instruction!");
+ NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
+ .addOperand(Dest).addOperand(Src), -1);
+ break;
+ case X86::ADD64rr:
+ case X86::ADD64rr_DB:
+ case X86::ADD32rr:
+ case X86::ADD32rr_DB: {
+ assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
+ unsigned Opc;
+ if (MIOpc == X86::ADD64rr || MIOpc == X86::ADD64rr_DB)
+ Opc = X86::LEA64r;
+ else
+ Opc = is64Bit ? X86::LEA64_32r : X86::LEA32r;
- bool isKill, isUndef;
- unsigned SrcReg;
- MachineOperand ImplicitOp = MachineOperand::CreateReg(0, false);
- if (!classifyLEAReg(MI, Src, Opc, /*AllowSP=*/ true,
- SrcReg, isKill, isUndef, ImplicitOp))
- return nullptr;
+ bool isKill, isUndef;
+ unsigned SrcReg;
+ MachineOperand ImplicitOp = MachineOperand::CreateReg(0, false);
+ if (!classifyLEAReg(MI, Src, Opc, /*AllowSP=*/ true,
+ SrcReg, isKill, isUndef, ImplicitOp))
+ return nullptr;
- const MachineOperand &Src2 = MI->getOperand(2);
- bool isKill2, isUndef2;
- unsigned SrcReg2;
- MachineOperand ImplicitOp2 = MachineOperand::CreateReg(0, false);
- if (!classifyLEAReg(MI, Src2, Opc, /*AllowSP=*/ false,
- SrcReg2, isKill2, isUndef2, ImplicitOp2))
- return nullptr;
+ const MachineOperand &Src2 = MI->getOperand(2);
+ bool isKill2, isUndef2;
+ unsigned SrcReg2;
+ MachineOperand ImplicitOp2 = MachineOperand::CreateReg(0, false);
+ if (!classifyLEAReg(MI, Src2, Opc, /*AllowSP=*/ false,
+ SrcReg2, isKill2, isUndef2, ImplicitOp2))
+ return nullptr;
- MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(Opc))
- .addOperand(Dest);
- if (ImplicitOp.getReg() != 0)
- MIB.addOperand(ImplicitOp);
- if (ImplicitOp2.getReg() != 0)
- MIB.addOperand(ImplicitOp2);
+ MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(Opc))
+ .addOperand(Dest);
+ if (ImplicitOp.getReg() != 0)
+ MIB.addOperand(ImplicitOp);
+ if (ImplicitOp2.getReg() != 0)
+ MIB.addOperand(ImplicitOp2);
- NewMI = addRegReg(MIB, SrcReg, isKill, SrcReg2, isKill2);
+ NewMI = addRegReg(MIB, SrcReg, isKill, SrcReg2, isKill2);
- // Preserve undefness of the operands.
- NewMI->getOperand(1).setIsUndef(isUndef);
- NewMI->getOperand(3).setIsUndef(isUndef2);
+ // Preserve undefness of the operands.
+ NewMI->getOperand(1).setIsUndef(isUndef);
+ NewMI->getOperand(3).setIsUndef(isUndef2);
- if (LV && Src2.isKill())
- LV->replaceKillInstruction(SrcReg2, MI, NewMI);
- break;
- }
- case X86::ADD16rr:
- case X86::ADD16rr_DB: {
- if (DisableLEA16)
- return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV)
- : nullptr;
- assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
- unsigned Src2 = MI->getOperand(2).getReg();
- bool isKill2 = MI->getOperand(2).isKill();
- NewMI = addRegReg(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
- .addOperand(Dest),
- Src.getReg(), Src.isKill(), Src2, isKill2);
-
- // Preserve undefness of the operands.
- bool isUndef = MI->getOperand(1).isUndef();
- bool isUndef2 = MI->getOperand(2).isUndef();
- NewMI->getOperand(1).setIsUndef(isUndef);
- NewMI->getOperand(3).setIsUndef(isUndef2);
-
- if (LV && isKill2)
- LV->replaceKillInstruction(Src2, MI, NewMI);
- break;
- }
- case X86::ADD64ri32:
- case X86::ADD64ri8:
- case X86::ADD64ri32_DB:
- case X86::ADD64ri8_DB:
- assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
- NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA64r))
- .addOperand(Dest).addOperand(Src),
- MI->getOperand(2).getImm());
- break;
- case X86::ADD32ri:
- case X86::ADD32ri8:
- case X86::ADD32ri_DB:
- case X86::ADD32ri8_DB: {
- assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
- unsigned Opc = is64Bit ? X86::LEA64_32r : X86::LEA32r;
-
- bool isKill, isUndef;
- unsigned SrcReg;
- MachineOperand ImplicitOp = MachineOperand::CreateReg(0, false);
- if (!classifyLEAReg(MI, Src, Opc, /*AllowSP=*/ true,
- SrcReg, isKill, isUndef, ImplicitOp))
- return nullptr;
+ if (LV && Src2.isKill())
+ LV->replaceKillInstruction(SrcReg2, MI, NewMI);
+ break;
+ }
+ case X86::ADD16rr:
+ case X86::ADD16rr_DB: {
+ if (DisableLEA16)
+ return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV)
+ : nullptr;
+ assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
+ unsigned Src2 = MI->getOperand(2).getReg();
+ bool isKill2 = MI->getOperand(2).isKill();
+ NewMI = addRegReg(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
+ .addOperand(Dest),
+ Src.getReg(), Src.isKill(), Src2, isKill2);
+
+ // Preserve undefness of the operands.
+ bool isUndef = MI->getOperand(1).isUndef();
+ bool isUndef2 = MI->getOperand(2).isUndef();
+ NewMI->getOperand(1).setIsUndef(isUndef);
+ NewMI->getOperand(3).setIsUndef(isUndef2);
+
+ if (LV && isKill2)
+ LV->replaceKillInstruction(Src2, MI, NewMI);
+ break;
+ }
+ case X86::ADD64ri32:
+ case X86::ADD64ri8:
+ case X86::ADD64ri32_DB:
+ case X86::ADD64ri8_DB:
+ assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
+ NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA64r))
+ .addOperand(Dest).addOperand(Src),
+ MI->getOperand(2).getImm());
+ break;
+ case X86::ADD32ri:
+ case X86::ADD32ri8:
+ case X86::ADD32ri_DB:
+ case X86::ADD32ri8_DB: {
+ assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
+ unsigned Opc = is64Bit ? X86::LEA64_32r : X86::LEA32r;
- MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(Opc))
- .addOperand(Dest)
- .addReg(SrcReg, getUndefRegState(isUndef) | getKillRegState(isKill));
- if (ImplicitOp.getReg() != 0)
- MIB.addOperand(ImplicitOp);
+ bool isKill, isUndef;
+ unsigned SrcReg;
+ MachineOperand ImplicitOp = MachineOperand::CreateReg(0, false);
+ if (!classifyLEAReg(MI, Src, Opc, /*AllowSP=*/ true,
+ SrcReg, isKill, isUndef, ImplicitOp))
+ return nullptr;
- NewMI = addOffset(MIB, MI->getOperand(2).getImm());
- break;
- }
- case X86::ADD16ri:
- case X86::ADD16ri8:
- case X86::ADD16ri_DB:
- case X86::ADD16ri8_DB:
- if (DisableLEA16)
- return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV)
- : nullptr;
- assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
- NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
- .addOperand(Dest).addOperand(Src),
- MI->getOperand(2).getImm());
- break;
- }
+ MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), get(Opc))
+ .addOperand(Dest)
+ .addReg(SrcReg, getUndefRegState(isUndef) | getKillRegState(isKill));
+ if (ImplicitOp.getReg() != 0)
+ MIB.addOperand(ImplicitOp);
+
+ NewMI = addOffset(MIB, MI->getOperand(2).getImm());
+ break;
}
+ case X86::ADD16ri:
+ case X86::ADD16ri8:
+ case X86::ADD16ri_DB:
+ case X86::ADD16ri8_DB:
+ if (DisableLEA16)
+ return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV)
+ : nullptr;
+ assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
+ NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
+ .addOperand(Dest).addOperand(Src),
+ MI->getOperand(2).getImm());
+ break;
}
if (!NewMI) return nullptr;
return NewMI;
}
-/// commuteInstruction - We have a few instructions that must be hacked on to
-/// commute them.
+/// We have a few instructions that must be hacked on to commute them.
///
MachineInstr *
X86InstrInfo::commuteInstruction(MachineInstr *MI, bool NewMI) const {
MI->getOperand(3).setImm(Size-Amt);
return TargetInstrInfo::commuteInstruction(MI, NewMI);
}
+ case X86::BLENDPDrri:
+ case X86::BLENDPSrri:
+ case X86::PBLENDWrri:
+ case X86::VBLENDPDrri:
+ case X86::VBLENDPSrri:
+ case X86::VBLENDPDYrri:
+ case X86::VBLENDPSYrri:
+ case X86::VPBLENDDrri:
+ case X86::VPBLENDWrri:
+ case X86::VPBLENDDYrri:
+ case X86::VPBLENDWYrri:{
+ unsigned Mask;
+ switch (MI->getOpcode()) {
+ default: llvm_unreachable("Unreachable!");
+ case X86::BLENDPDrri: Mask = 0x03; break;
+ case X86::BLENDPSrri: Mask = 0x0F; break;
+ case X86::PBLENDWrri: Mask = 0xFF; break;
+ case X86::VBLENDPDrri: Mask = 0x03; break;
+ case X86::VBLENDPSrri: Mask = 0x0F; break;
+ case X86::VBLENDPDYrri: Mask = 0x0F; break;
+ case X86::VBLENDPSYrri: Mask = 0xFF; break;
+ case X86::VPBLENDDrri: Mask = 0x0F; break;
+ case X86::VPBLENDWrri: Mask = 0xFF; break;
+ case X86::VPBLENDDYrri: Mask = 0xFF; break;
+ case X86::VPBLENDWYrri: Mask = 0xFF; break;
+ }
+ // Only the least significant bits of Imm are used.
+ unsigned Imm = MI->getOperand(3).getImm() & Mask;
+ if (NewMI) {
+ MachineFunction &MF = *MI->getParent()->getParent();
+ MI = MF.CloneMachineInstr(MI);
+ NewMI = false;
+ }
+ MI->getOperand(3).setImm(Mask ^ Imm);
+ return TargetInstrInfo::commuteInstruction(MI, NewMI);
+ }
+ case X86::PCLMULQDQrr:
+ case X86::VPCLMULQDQrr:{
+ // SRC1 64bits = Imm[0] ? SRC1[127:64] : SRC1[63:0]
+ // SRC2 64bits = Imm[4] ? SRC2[127:64] : SRC2[63:0]
+ unsigned Imm = MI->getOperand(3).getImm();
+ unsigned Src1Hi = Imm & 0x01;
+ unsigned Src2Hi = Imm & 0x10;
+ if (NewMI) {
+ MachineFunction &MF = *MI->getParent()->getParent();
+ MI = MF.CloneMachineInstr(MI);
+ NewMI = false;
+ }
+ MI->getOperand(3).setImm((Src1Hi << 4) | (Src2Hi >> 4));
+ return TargetInstrInfo::commuteInstruction(MI, NewMI);
+ }
+ case X86::CMPPDrri:
+ case X86::CMPPSrri:
+ case X86::VCMPPDrri:
+ case X86::VCMPPSrri:
+ case X86::VCMPPDYrri:
+ case X86::VCMPPSYrri: {
+ // Float comparison can be safely commuted for
+ // Ordered/Unordered/Equal/NotEqual tests
+ unsigned Imm = MI->getOperand(3).getImm() & 0x7;
+ switch (Imm) {
+ case 0x00: // EQUAL
+ case 0x03: // UNORDERED
+ case 0x04: // NOT EQUAL
+ case 0x07: // ORDERED
+ if (NewMI) {
+ MachineFunction &MF = *MI->getParent()->getParent();
+ MI = MF.CloneMachineInstr(MI);
+ NewMI = false;
+ }
+ return TargetInstrInfo::commuteInstruction(MI, NewMI);
+ default:
+ return nullptr;
+ }
+ }
+ case X86::VPCOMBri: case X86::VPCOMUBri:
+ case X86::VPCOMDri: case X86::VPCOMUDri:
+ case X86::VPCOMQri: case X86::VPCOMUQri:
+ case X86::VPCOMWri: case X86::VPCOMUWri: {
+ // Flip comparison mode immediate (if necessary).
+ unsigned Imm = MI->getOperand(3).getImm() & 0x7;
+ switch (Imm) {
+ case 0x00: Imm = 0x02; break; // LT -> GT
+ case 0x01: Imm = 0x03; break; // LE -> GE
+ case 0x02: Imm = 0x00; break; // GT -> LT
+ case 0x03: Imm = 0x01; break; // GE -> LE
+ case 0x04: // EQ
+ case 0x05: // NE
+ case 0x06: // FALSE
+ case 0x07: // TRUE
+ default:
+ break;
+ }
+ if (NewMI) {
+ MachineFunction &MF = *MI->getParent()->getParent();
+ MI = MF.CloneMachineInstr(MI);
+ NewMI = false;
+ }
+ MI->getOperand(3).setImm(Imm);
+ return TargetInstrInfo::commuteInstruction(MI, NewMI);
+ }
case X86::CMOVB16rr: case X86::CMOVB32rr: case X86::CMOVB64rr:
case X86::CMOVAE16rr: case X86::CMOVAE32rr: case X86::CMOVAE64rr:
case X86::CMOVE16rr: case X86::CMOVE32rr: case X86::CMOVE64rr:
bool X86InstrInfo::findCommutedOpIndices(MachineInstr *MI, unsigned &SrcOpIdx1,
unsigned &SrcOpIdx2) const {
switch (MI->getOpcode()) {
+ case X86::CMPPDrri:
+ case X86::CMPPSrri:
+ case X86::VCMPPDrri:
+ case X86::VCMPPSrri:
+ case X86::VCMPPDYrri:
+ case X86::VCMPPSYrri: {
+ // Float comparison can be safely commuted for
+ // Ordered/Unordered/Equal/NotEqual tests
+ unsigned Imm = MI->getOperand(3).getImm() & 0x7;
+ switch (Imm) {
+ case 0x00: // EQUAL
+ case 0x03: // UNORDERED
+ case 0x04: // NOT EQUAL
+ case 0x07: // ORDERED
+ SrcOpIdx1 = 1;
+ SrcOpIdx2 = 2;
+ return true;
+ }
+ return false;
+ }
case X86::VFMADDPDr231r:
case X86::VFMADDPSr231r:
case X86::VFMADDSDr231r:
static X86::CondCode getCondFromBranchOpc(unsigned BrOpc) {
switch (BrOpc) {
default: return X86::COND_INVALID;
- case X86::JE_4: return X86::COND_E;
- case X86::JNE_4: return X86::COND_NE;
- case X86::JL_4: return X86::COND_L;
- case X86::JLE_4: return X86::COND_LE;
- case X86::JG_4: return X86::COND_G;
- case X86::JGE_4: return X86::COND_GE;
- case X86::JB_4: return X86::COND_B;
- case X86::JBE_4: return X86::COND_BE;
- case X86::JA_4: return X86::COND_A;
- case X86::JAE_4: return X86::COND_AE;
- case X86::JS_4: return X86::COND_S;
- case X86::JNS_4: return X86::COND_NS;
- case X86::JP_4: return X86::COND_P;
- case X86::JNP_4: return X86::COND_NP;
- case X86::JO_4: return X86::COND_O;
- case X86::JNO_4: return X86::COND_NO;
+ case X86::JE_1: return X86::COND_E;
+ case X86::JNE_1: return X86::COND_NE;
+ case X86::JL_1: return X86::COND_L;
+ case X86::JLE_1: return X86::COND_LE;
+ case X86::JG_1: return X86::COND_G;
+ case X86::JGE_1: return X86::COND_GE;
+ case X86::JB_1: return X86::COND_B;
+ case X86::JBE_1: return X86::COND_BE;
+ case X86::JA_1: return X86::COND_A;
+ case X86::JAE_1: return X86::COND_AE;
+ case X86::JS_1: return X86::COND_S;
+ case X86::JNS_1: return X86::COND_NS;
+ case X86::JP_1: return X86::COND_P;
+ case X86::JNP_1: return X86::COND_NP;
+ case X86::JO_1: return X86::COND_O;
+ case X86::JNO_1: return X86::COND_NO;
}
}
-/// getCondFromSETOpc - return condition code of a SET opcode.
+/// Return condition code of a SET opcode.
static X86::CondCode getCondFromSETOpc(unsigned Opc) {
switch (Opc) {
default: return X86::COND_INVALID;
}
}
-/// getCondFromCmovOpc - return condition code of a CMov opcode.
+/// Return condition code of a CMov opcode.
X86::CondCode X86::getCondFromCMovOpc(unsigned Opc) {
switch (Opc) {
default: return X86::COND_INVALID;
unsigned X86::GetCondBranchFromCond(X86::CondCode CC) {
switch (CC) {
default: llvm_unreachable("Illegal condition code!");
- case X86::COND_E: return X86::JE_4;
- case X86::COND_NE: return X86::JNE_4;
- case X86::COND_L: return X86::JL_4;
- case X86::COND_LE: return X86::JLE_4;
- case X86::COND_G: return X86::JG_4;
- case X86::COND_GE: return X86::JGE_4;
- case X86::COND_B: return X86::JB_4;
- case X86::COND_BE: return X86::JBE_4;
- case X86::COND_A: return X86::JA_4;
- case X86::COND_AE: return X86::JAE_4;
- case X86::COND_S: return X86::JS_4;
- case X86::COND_NS: return X86::JNS_4;
- case X86::COND_P: return X86::JP_4;
- case X86::COND_NP: return X86::JNP_4;
- case X86::COND_O: return X86::JO_4;
- case X86::COND_NO: return X86::JNO_4;
+ case X86::COND_E: return X86::JE_1;
+ case X86::COND_NE: return X86::JNE_1;
+ case X86::COND_L: return X86::JL_1;
+ case X86::COND_LE: return X86::JLE_1;
+ case X86::COND_G: return X86::JG_1;
+ case X86::COND_GE: return X86::JGE_1;
+ case X86::COND_B: return X86::JB_1;
+ case X86::COND_BE: return X86::JBE_1;
+ case X86::COND_A: return X86::JA_1;
+ case X86::COND_AE: return X86::JAE_1;
+ case X86::COND_S: return X86::JS_1;
+ case X86::COND_NS: return X86::JNS_1;
+ case X86::COND_P: return X86::JP_1;
+ case X86::COND_NP: return X86::JNP_1;
+ case X86::COND_O: return X86::JO_1;
+ case X86::COND_NO: return X86::JNO_1;
}
}
-/// GetOppositeBranchCondition - Return the inverse of the specified condition,
+/// Return the inverse of the specified condition,
/// e.g. turning COND_E to COND_NE.
X86::CondCode X86::GetOppositeBranchCondition(X86::CondCode CC) {
switch (CC) {
}
}
-/// getSwappedCondition - assume the flags are set by MI(a,b), return
-/// the condition code if we modify the instructions such that flags are
-/// set by MI(b,a).
+/// Assuming the flags are set by MI(a,b), return the condition code if we
+/// modify the instructions such that flags are set by MI(b,a).
static X86::CondCode getSwappedCondition(X86::CondCode CC) {
switch (CC) {
default: return X86::COND_INVALID;
}
}
-/// getSETFromCond - Return a set opcode for the given condition and
+/// Return a set opcode for the given condition and
/// whether it has memory operand.
unsigned X86::getSETFromCond(CondCode CC, bool HasMemoryOperand) {
static const uint16_t Opc[16][2] = {
return Opc[CC][HasMemoryOperand ? 1 : 0];
}
-/// getCMovFromCond - Return a cmov opcode for the given condition,
+/// Return a cmov opcode for the given condition,
/// register size in bytes, and operand type.
unsigned X86::getCMovFromCond(CondCode CC, unsigned RegBytes,
bool HasMemoryOperand) {
return true;
// Handle unconditional branches.
- if (I->getOpcode() == X86::JMP_4) {
+ if (I->getOpcode() == X86::JMP_1) {
UnCondBrIter = I;
if (!AllowModify) {
BuildMI(MBB, UnCondBrIter, MBB.findDebugLoc(I), get(JNCC))
.addMBB(UnCondBrIter->getOperand(0).getMBB());
- BuildMI(MBB, UnCondBrIter, MBB.findDebugLoc(I), get(X86::JMP_4))
+ BuildMI(MBB, UnCondBrIter, MBB.findDebugLoc(I), get(X86::JMP_1))
.addMBB(TargetBB);
OldInst->eraseFromParent();
--I;
if (I->isDebugValue())
continue;
- if (I->getOpcode() != X86::JMP_4 &&
+ if (I->getOpcode() != X86::JMP_1 &&
getCondFromBranchOpc(I->getOpcode()) == X86::COND_INVALID)
break;
// Remove the branch.
if (Cond.empty()) {
// Unconditional branch?
assert(!FBB && "Unconditional branch with multiple successors!");
- BuildMI(&MBB, DL, get(X86::JMP_4)).addMBB(TBB);
+ BuildMI(&MBB, DL, get(X86::JMP_1)).addMBB(TBB);
return 1;
}
switch (CC) {
case X86::COND_NP_OR_E:
// Synthesize NP_OR_E with two branches.
- BuildMI(&MBB, DL, get(X86::JNP_4)).addMBB(TBB);
+ BuildMI(&MBB, DL, get(X86::JNP_1)).addMBB(TBB);
++Count;
- BuildMI(&MBB, DL, get(X86::JE_4)).addMBB(TBB);
+ BuildMI(&MBB, DL, get(X86::JE_1)).addMBB(TBB);
++Count;
break;
case X86::COND_NE_OR_P:
// Synthesize NE_OR_P with two branches.
- BuildMI(&MBB, DL, get(X86::JNE_4)).addMBB(TBB);
+ BuildMI(&MBB, DL, get(X86::JNE_1)).addMBB(TBB);
++Count;
- BuildMI(&MBB, DL, get(X86::JP_4)).addMBB(TBB);
+ BuildMI(&MBB, DL, get(X86::JP_1)).addMBB(TBB);
++Count;
break;
default: {
}
if (FBB) {
// Two-way Conditional branch. Insert the second branch.
- BuildMI(&MBB, DL, get(X86::JMP_4)).addMBB(FBB);
+ BuildMI(&MBB, DL, get(X86::JMP_1)).addMBB(FBB);
++Count;
}
return Count;
BuildMI(MBB, I, DL, get(Opc), DstReg).addReg(FalseReg).addReg(TrueReg);
}
-/// isHReg - Test if the given register is a physical h register.
+/// Test if the given register is a physical h register.
static bool isHReg(unsigned Reg) {
return X86::GR8_ABCD_HRegClass.contains(Reg);
}
assert(MF.getFrameInfo()->getObjectSize(FrameIdx) >= RC->getSize() &&
"Stack slot too small for store");
unsigned Alignment = std::max<uint32_t>(RC->getSize(), 16);
- bool isAligned = (MF.getTarget()
- .getSubtargetImpl()
- ->getFrameLowering()
- ->getStackAlignment() >= Alignment) ||
- RI.canRealignStack(MF);
+ bool isAligned =
+ (Subtarget.getFrameLowering()->getStackAlignment() >= Alignment) ||
+ RI.canRealignStack(MF);
unsigned Opc = getStoreRegOpcode(SrcReg, RC, isAligned, Subtarget);
DebugLoc DL = MBB.findDebugLoc(MI);
addFrameReference(BuildMI(MBB, MI, DL, get(Opc)), FrameIdx)
const TargetRegisterInfo *TRI) const {
const MachineFunction &MF = *MBB.getParent();
unsigned Alignment = std::max<uint32_t>(RC->getSize(), 16);
- bool isAligned = (MF.getTarget()
- .getSubtargetImpl()
- ->getFrameLowering()
- ->getStackAlignment() >= Alignment) ||
- RI.canRealignStack(MF);
+ bool isAligned =
+ (Subtarget.getFrameLowering()->getStackAlignment() >= Alignment) ||
+ RI.canRealignStack(MF);
unsigned Opc = getLoadRegOpcode(DestReg, RC, isAligned, Subtarget);
DebugLoc DL = MBB.findDebugLoc(MI);
addFrameReference(BuildMI(MBB, MI, DL, get(Opc), DestReg), FrameIdx);
return false;
}
-/// isRedundantFlagInstr - check whether the first instruction, whose only
+/// Check whether the first instruction, whose only
/// purpose is to update flags, can be made redundant.
/// CMPrr can be made redundant by SUBrr if the operands are the same.
/// This function can be extended later on.
return false;
}
-/// isDefConvertible - check whether the definition can be converted
+/// Check whether the definition can be converted
/// to remove a comparison against zero.
inline static bool isDefConvertible(MachineInstr *MI) {
switch (MI->getOpcode()) {
case X86::SUB16rr: case X86::SUB8rr: case X86::SUB64rm:
case X86::SUB32rm: case X86::SUB16rm: case X86::SUB8rm:
case X86::DEC64r: case X86::DEC32r: case X86::DEC16r: case X86::DEC8r:
- case X86::DEC64_32r: case X86::DEC64_16r:
case X86::ADD64ri32: case X86::ADD64ri8: case X86::ADD32ri:
case X86::ADD32ri8: case X86::ADD16ri: case X86::ADD16ri8:
case X86::ADD8ri: case X86::ADD64rr: case X86::ADD32rr:
case X86::ADD16rr: case X86::ADD8rr: case X86::ADD64rm:
case X86::ADD32rm: case X86::ADD16rm: case X86::ADD8rm:
case X86::INC64r: case X86::INC32r: case X86::INC16r: case X86::INC8r:
- case X86::INC64_32r: case X86::INC64_16r:
case X86::AND64ri32: case X86::AND64ri8: case X86::AND32ri:
case X86::AND32ri8: case X86::AND16ri: case X86::AND16ri8:
case X86::AND8ri: case X86::AND64rr: case X86::AND32rr:
}
}
-/// isUseDefConvertible - check whether the use can be converted
-/// to remove a comparison against zero.
+/// Check whether the use can be converted to remove a comparison against zero.
static X86::CondCode isUseDefConvertible(MachineInstr *MI) {
switch (MI->getOpcode()) {
default: return X86::COND_INVALID;
}
}
-/// optimizeCompareInstr - Check if there exists an earlier instruction that
+/// Check if there exists an earlier instruction that
/// operates on the same source operands and sets flags in the same way as
/// Compare; remove Compare if possible.
bool X86InstrInfo::
return true;
}
-/// optimizeLoadInstr - Try to remove the load by folding it to a register
+/// Try to remove the load by folding it to a register
/// operand at the use. We fold the load instructions if load defines a virtual
/// register, the virtual register is used once in the same BB, and the
/// instructions in-between do not load or store, and have no side effects.
DefMI = MRI->getVRegDef(FoldAsLoadDefReg);
assert(DefMI);
bool SawStore = false;
- if (!DefMI->isSafeToMove(this, nullptr, SawStore))
+ if (!DefMI->isSafeToMove(nullptr, SawStore))
return nullptr;
// Collect information about virtual register operands of MI.
return nullptr;
// Check whether we can fold the def into SrcOperandId.
- SmallVector<unsigned, 8> Ops;
- Ops.push_back(SrcOperandId);
- MachineInstr *FoldMI = foldMemoryOperand(MI, Ops, DefMI);
+ MachineInstr *FoldMI = foldMemoryOperand(MI, SrcOperandId, DefMI);
if (FoldMI) {
FoldAsLoadDefReg = 0;
return FoldMI;
return nullptr;
}
-/// Expand2AddrUndef - Expand a single-def pseudo instruction to a two-addr
-/// instruction with two undef reads of the register being defined. This is
-/// used for mapping:
+/// Expand a single-def pseudo instruction to a two-addr
+/// instruction with two undef reads of the register being defined.
+/// This is used for mapping:
/// %xmm4 = V_SET0
/// to:
/// %xmm4 = PXORrr %xmm4<undef>, %xmm4<undef>
unsigned Flag = MachineMemOperand::MOLoad | MachineMemOperand::MOInvariant;
MachineMemOperand *MMO = MBB.getParent()->
getMachineMemOperand(MachinePointerInfo::getGOT(), Flag, 8, 8);
- MachineBasicBlock::iterator I = MIB;
+ MachineBasicBlock::iterator I = MIB.getInstr();
BuildMI(MBB, I, DL, TII.get(X86::MOV64rm), Reg).addReg(X86::RIP).addImm(1)
.addReg(0).addGlobalAddress(GV, 0, X86II::MO_GOTPCREL).addReg(0)
case X86::TEST8ri_NOREX:
MI->setDesc(get(X86::TEST8ri));
return true;
- case X86::KSET0B:
+ case X86::KSET0B:
case X86::KSET0W: return Expand2AddrUndef(MIB, get(X86::KXORWrr));
case X86::KSET1B:
case X86::KSET1W: return Expand2AddrUndef(MIB, get(X86::KXNORWrr));
return false;
}
+static void addOperands(MachineInstrBuilder &MIB, ArrayRef<MachineOperand> MOs) {
+ unsigned NumAddrOps = MOs.size();
+ for (unsigned i = 0; i != NumAddrOps; ++i)
+ MIB.addOperand(MOs[i]);
+ if (NumAddrOps < 4) // FrameIndex only
+ addOffset(MIB, 0);
+}
+
static MachineInstr *FuseTwoAddrInst(MachineFunction &MF, unsigned Opcode,
- const SmallVectorImpl<MachineOperand> &MOs,
+ ArrayRef<MachineOperand> MOs,
+ MachineBasicBlock::iterator InsertPt,
MachineInstr *MI,
const TargetInstrInfo &TII) {
// Create the base instruction with the memory operand as the first part.
MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode),
MI->getDebugLoc(), true);
MachineInstrBuilder MIB(MF, NewMI);
- unsigned NumAddrOps = MOs.size();
- for (unsigned i = 0; i != NumAddrOps; ++i)
- MIB.addOperand(MOs[i]);
- if (NumAddrOps < 4) // FrameIndex only
- addOffset(MIB, 0);
+ addOperands(MIB, MOs);
// Loop over the rest of the ri operands, converting them over.
unsigned NumOps = MI->getDesc().getNumOperands()-2;
MachineOperand &MO = MI->getOperand(i);
MIB.addOperand(MO);
}
+
+ MachineBasicBlock *MBB = InsertPt->getParent();
+ MBB->insert(InsertPt, NewMI);
+
return MIB;
}
-static MachineInstr *FuseInst(MachineFunction &MF,
- unsigned Opcode, unsigned OpNo,
- const SmallVectorImpl<MachineOperand> &MOs,
+static MachineInstr *FuseInst(MachineFunction &MF, unsigned Opcode,
+ unsigned OpNo, ArrayRef<MachineOperand> MOs,
+ MachineBasicBlock::iterator InsertPt,
MachineInstr *MI, const TargetInstrInfo &TII) {
// Omit the implicit operands, something BuildMI can't do.
MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode),
MachineOperand &MO = MI->getOperand(i);
if (i == OpNo) {
assert(MO.isReg() && "Expected to fold into reg operand!");
- unsigned NumAddrOps = MOs.size();
- for (unsigned i = 0; i != NumAddrOps; ++i)
- MIB.addOperand(MOs[i]);
- if (NumAddrOps < 4) // FrameIndex only
- addOffset(MIB, 0);
+ addOperands(MIB, MOs);
} else {
MIB.addOperand(MO);
}
}
+
+ MachineBasicBlock *MBB = InsertPt->getParent();
+ MBB->insert(InsertPt, NewMI);
+
return MIB;
}
static MachineInstr *MakeM0Inst(const TargetInstrInfo &TII, unsigned Opcode,
- const SmallVectorImpl<MachineOperand> &MOs,
+ ArrayRef<MachineOperand> MOs,
+ MachineBasicBlock::iterator InsertPt,
MachineInstr *MI) {
- MachineFunction &MF = *MI->getParent()->getParent();
- MachineInstrBuilder MIB = BuildMI(MF, MI->getDebugLoc(), TII.get(Opcode));
-
- unsigned NumAddrOps = MOs.size();
- for (unsigned i = 0; i != NumAddrOps; ++i)
- MIB.addOperand(MOs[i]);
- if (NumAddrOps < 4) // FrameIndex only
- addOffset(MIB, 0);
+ MachineInstrBuilder MIB = BuildMI(*InsertPt->getParent(), InsertPt,
+ MI->getDebugLoc(), TII.get(Opcode));
+ addOperands(MIB, MOs);
return MIB.addImm(0);
}
-MachineInstr*
-X86InstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
- MachineInstr *MI, unsigned i,
- const SmallVectorImpl<MachineOperand> &MOs,
- unsigned Size, unsigned Align,
- bool AllowCommute) const {
+MachineInstr *X86InstrInfo::foldMemoryOperandImpl(
+ MachineFunction &MF, MachineInstr *MI, unsigned OpNum,
+ ArrayRef<MachineOperand> MOs, MachineBasicBlock::iterator InsertPt,
+ unsigned Size, unsigned Align, bool AllowCommute) const {
const DenseMap<unsigned,
std::pair<unsigned,unsigned> > *OpcodeTablePtr = nullptr;
bool isCallRegIndirect = Subtarget.callRegIndirect();
bool isTwoAddrFold = false;
- // Atom favors register form of call. So, we do not fold loads into calls
- // when X86Subtarget is Atom.
+ // For CPUs that favor the register form of a call,
+ // do not fold loads into calls.
if (isCallRegIndirect &&
- (MI->getOpcode() == X86::CALL32r || MI->getOpcode() == X86::CALL64r)) {
+ (MI->getOpcode() == X86::CALL32r || MI->getOpcode() == X86::CALL64r))
return nullptr;
- }
unsigned NumOps = MI->getDesc().getNumOperands();
bool isTwoAddr = NumOps > 1 &&
// Folding a memory location into the two-address part of a two-address
// instruction is different than folding it other places. It requires
// replacing the *two* registers with the memory location.
- if (isTwoAddr && NumOps >= 2 && i < 2 &&
+ if (isTwoAddr && NumOps >= 2 && OpNum < 2 &&
MI->getOperand(0).isReg() &&
MI->getOperand(1).isReg() &&
MI->getOperand(0).getReg() == MI->getOperand(1).getReg()) {
OpcodeTablePtr = &RegOp2MemOpTable2Addr;
isTwoAddrFold = true;
- } else if (i == 0) { // If operand 0
+ } else if (OpNum == 0) {
if (MI->getOpcode() == X86::MOV32r0) {
- NewMI = MakeM0Inst(*this, X86::MOV32mi, MOs, MI);
+ NewMI = MakeM0Inst(*this, X86::MOV32mi, MOs, InsertPt, MI);
if (NewMI)
return NewMI;
}
OpcodeTablePtr = &RegOp2MemOpTable0;
- } else if (i == 1) {
+ } else if (OpNum == 1) {
OpcodeTablePtr = &RegOp2MemOpTable1;
- } else if (i == 2) {
+ } else if (OpNum == 2) {
OpcodeTablePtr = &RegOp2MemOpTable2;
- } else if (i == 3) {
+ } else if (OpNum == 3) {
OpcodeTablePtr = &RegOp2MemOpTable3;
+ } else if (OpNum == 4) {
+ OpcodeTablePtr = &RegOp2MemOpTable4;
}
// If table selected...
return nullptr;
bool NarrowToMOV32rm = false;
if (Size) {
- unsigned RCSize = getRegClass(MI->getDesc(), i, &RI, MF)->getSize();
+ unsigned RCSize = getRegClass(MI->getDesc(), OpNum, &RI, MF)->getSize();
if (Size < RCSize) {
// Check if it's safe to fold the load. If the size of the object is
// narrower than the load width, then it's not.
}
if (isTwoAddrFold)
- NewMI = FuseTwoAddrInst(MF, Opcode, MOs, MI, *this);
+ NewMI = FuseTwoAddrInst(MF, Opcode, MOs, InsertPt, MI, *this);
else
- NewMI = FuseInst(MF, Opcode, i, MOs, MI, *this);
+ NewMI = FuseInst(MF, Opcode, OpNum, MOs, InsertPt, MI, *this);
if (NarrowToMOV32rm) {
// If this is the special case where we use a MOV32rm to load a 32-bit
// If the instruction and target operand are commutable, commute the
// instruction and try again.
if (AllowCommute) {
- unsigned OriginalOpIdx = i, CommuteOpIdx1, CommuteOpIdx2;
+ unsigned OriginalOpIdx = OpNum, CommuteOpIdx1, CommuteOpIdx2;
if (findCommutedOpIndices(MI, CommuteOpIdx1, CommuteOpIdx2)) {
bool HasDef = MI->getDesc().getNumDefs();
unsigned Reg0 = HasDef ? MI->getOperand(0).getReg() : 0;
// Attempt to fold with the commuted version of the instruction.
unsigned CommuteOp =
(CommuteOpIdx1 == OriginalOpIdx ? CommuteOpIdx2 : CommuteOpIdx1);
- NewMI = foldMemoryOperandImpl(MF, MI, CommuteOp, MOs, Size, Align,
- /*AllowCommute=*/false);
+ NewMI =
+ foldMemoryOperandImpl(MF, MI, CommuteOp, MOs, InsertPt, Size, Align,
+ /*AllowCommute=*/false);
if (NewMI)
return NewMI;
// No fusion
if (PrintFailedFusing && !MI->isCopy())
- dbgs() << "We failed to fuse operand " << i << " in " << *MI;
+ dbgs() << "We failed to fuse operand " << OpNum << " in " << *MI;
return nullptr;
}
-/// hasPartialRegUpdate - Return true for all instructions that only update
+/// Return true for all instructions that only update
/// the first 32 or 64-bits of the destination register and leave the rest
/// unmodified. This can be used to avoid folding loads if the instructions
/// only update part of the destination register, and the non-updated part is
static bool hasPartialRegUpdate(unsigned Opcode) {
switch (Opcode) {
case X86::CVTSI2SSrr:
+ case X86::CVTSI2SSrm:
case X86::CVTSI2SS64rr:
+ case X86::CVTSI2SS64rm:
case X86::CVTSI2SDrr:
+ case X86::CVTSI2SDrm:
case X86::CVTSI2SD64rr:
+ case X86::CVTSI2SD64rm:
case X86::CVTSD2SSrr:
+ case X86::CVTSD2SSrm:
case X86::Int_CVTSD2SSrr:
+ case X86::Int_CVTSD2SSrm:
case X86::CVTSS2SDrr:
+ case X86::CVTSS2SDrm:
case X86::Int_CVTSS2SDrr:
+ case X86::Int_CVTSS2SDrm:
case X86::RCPSSr:
+ case X86::RCPSSm:
case X86::RCPSSr_Int:
+ case X86::RCPSSm_Int:
case X86::ROUNDSDr:
+ case X86::ROUNDSDm:
case X86::ROUNDSDr_Int:
case X86::ROUNDSSr:
+ case X86::ROUNDSSm:
case X86::ROUNDSSr_Int:
case X86::RSQRTSSr:
+ case X86::RSQRTSSm:
case X86::RSQRTSSr_Int:
+ case X86::RSQRTSSm_Int:
case X86::SQRTSSr:
+ case X86::SQRTSSm:
case X86::SQRTSSr_Int:
+ case X86::SQRTSSm_Int:
+ case X86::SQRTSDr:
+ case X86::SQRTSDm:
+ case X86::SQRTSDr_Int:
+ case X86::SQRTSDm_Int:
return true;
}
return false;
}
-/// getPartialRegUpdateClearance - Inform the ExeDepsFix pass how many idle
+/// Inform the ExeDepsFix pass how many idle
/// instructions we would like before a partial register update.
unsigned X86InstrInfo::
getPartialRegUpdateClearance(const MachineInstr *MI, unsigned OpNum,
static bool hasUndefRegUpdate(unsigned Opcode) {
switch (Opcode) {
case X86::VCVTSI2SSrr:
+ case X86::VCVTSI2SSrm:
case X86::Int_VCVTSI2SSrr:
+ case X86::Int_VCVTSI2SSrm:
case X86::VCVTSI2SS64rr:
+ case X86::VCVTSI2SS64rm:
case X86::Int_VCVTSI2SS64rr:
+ case X86::Int_VCVTSI2SS64rm:
case X86::VCVTSI2SDrr:
+ case X86::VCVTSI2SDrm:
case X86::Int_VCVTSI2SDrr:
+ case X86::Int_VCVTSI2SDrm:
case X86::VCVTSI2SD64rr:
+ case X86::VCVTSI2SD64rm:
case X86::Int_VCVTSI2SD64rr:
+ case X86::Int_VCVTSI2SD64rm:
case X86::VCVTSD2SSrr:
+ case X86::VCVTSD2SSrm:
case X86::Int_VCVTSD2SSrr:
+ case X86::Int_VCVTSD2SSrm:
case X86::VCVTSS2SDrr:
+ case X86::VCVTSS2SDrm:
case X86::Int_VCVTSS2SDrr:
+ case X86::Int_VCVTSS2SDrm:
case X86::VRCPSSr:
+ case X86::VRCPSSm:
+ case X86::VRCPSSm_Int:
case X86::VROUNDSDr:
+ case X86::VROUNDSDm:
case X86::VROUNDSDr_Int:
case X86::VROUNDSSr:
+ case X86::VROUNDSSm:
case X86::VROUNDSSr_Int:
case X86::VRSQRTSSr:
+ case X86::VRSQRTSSm:
+ case X86::VRSQRTSSm_Int:
case X86::VSQRTSSr:
-
- // AVX-512
+ case X86::VSQRTSSm:
+ case X86::VSQRTSSm_Int:
+ case X86::VSQRTSDr:
+ case X86::VSQRTSDm:
+ case X86::VSQRTSDm_Int:
+ // AVX-512
case X86::VCVTSD2SSZrr:
+ case X86::VCVTSD2SSZrm:
case X86::VCVTSS2SDZrr:
+ case X86::VCVTSS2SDZrm:
return true;
}
MI->addRegisterKilled(Reg, TRI, true);
}
-MachineInstr*
-X86InstrInfo::foldMemoryOperandImpl(MachineFunction &MF, MachineInstr *MI,
- const SmallVectorImpl<unsigned> &Ops,
- int FrameIndex) const {
+MachineInstr *X86InstrInfo::foldMemoryOperandImpl(
+ MachineFunction &MF, MachineInstr *MI, ArrayRef<unsigned> Ops,
+ MachineBasicBlock::iterator InsertPt, int FrameIndex) const {
// Check switch flag
if (NoFusing) return nullptr;
// Unless optimizing for size, don't fold to avoid partial
// register update stalls
- if (!MF.getFunction()->getAttributes().
- hasAttribute(AttributeSet::FunctionIndex, Attribute::OptimizeForSize) &&
+ if (!MF.getFunction()->hasFnAttribute(Attribute::OptimizeForSize) &&
hasPartialRegUpdate(MI->getOpcode()))
return nullptr;
// If the function stack isn't realigned we don't want to fold instructions
// that need increased alignment.
if (!RI.needsStackRealignment(MF))
- Alignment = std::min(Alignment, MF.getTarget()
- .getSubtargetImpl()
- ->getFrameLowering()
- ->getStackAlignment());
+ Alignment =
+ std::min(Alignment, Subtarget.getFrameLowering()->getStackAlignment());
if (Ops.size() == 2 && Ops[0] == 0 && Ops[1] == 1) {
unsigned NewOpc = 0;
unsigned RCSize = 0;
} else if (Ops.size() != 1)
return nullptr;
- SmallVector<MachineOperand,4> MOs;
- MOs.push_back(MachineOperand::CreateFI(FrameIndex));
- return foldMemoryOperandImpl(MF, MI, Ops[0], MOs,
+ return foldMemoryOperandImpl(MF, MI, Ops[0],
+ MachineOperand::CreateFI(FrameIndex), InsertPt,
Size, Alignment, /*AllowCommute=*/true);
}
return false;
}
-MachineInstr* X86InstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
- MachineInstr *MI,
- const SmallVectorImpl<unsigned> &Ops,
- MachineInstr *LoadMI) const {
+MachineInstr *X86InstrInfo::foldMemoryOperandImpl(
+ MachineFunction &MF, MachineInstr *MI, ArrayRef<unsigned> Ops,
+ MachineBasicBlock::iterator InsertPt, MachineInstr *LoadMI) const {
// If loading from a FrameIndex, fold directly from the FrameIndex.
unsigned NumOps = LoadMI->getDesc().getNumOperands();
int FrameIndex;
if (isLoadFromStackSlot(LoadMI, FrameIndex)) {
if (isPartialRegisterLoad(*LoadMI, MF))
return nullptr;
- return foldMemoryOperandImpl(MF, MI, Ops, FrameIndex);
+ return foldMemoryOperandImpl(MF, MI, Ops, InsertPt, FrameIndex);
}
// Check switch flag
// Unless optimizing for size, don't fold to avoid partial
// register update stalls
- if (!MF.getFunction()->getAttributes().
- hasAttribute(AttributeSet::FunctionIndex, Attribute::OptimizeForSize) &&
+ if (!MF.getFunction()->hasFnAttribute(Attribute::OptimizeForSize) &&
hasPartialRegUpdate(MI->getOpcode()))
return nullptr;
return nullptr;
// Folding a normal load. Just copy the load's address operands.
- for (unsigned i = NumOps - X86::AddrNumOperands; i != NumOps; ++i)
- MOs.push_back(LoadMI->getOperand(i));
+ MOs.append(LoadMI->operands_begin() + NumOps - X86::AddrNumOperands,
+ LoadMI->operands_begin() + NumOps);
break;
}
}
- return foldMemoryOperandImpl(MF, MI, Ops[0], MOs,
+ return foldMemoryOperandImpl(MF, MI, Ops[0], MOs, InsertPt,
/*Size=*/0, Alignment, /*AllowCommute=*/true);
}
-
bool X86InstrInfo::canFoldMemoryOperand(const MachineInstr *MI,
- const SmallVectorImpl<unsigned> &Ops) const {
+ ArrayRef<unsigned> Ops) const {
// Check switch flag
if (NoFusing) return 0;
std::pair<unsigned,unsigned> > *OpcodeTablePtr = nullptr;
if (isTwoAddr && NumOps >= 2 && OpNum < 2) {
OpcodeTablePtr = &RegOp2MemOpTable2Addr;
- } else if (OpNum == 0) { // If operand 0
+ } else if (OpNum == 0) {
if (Opc == X86::MOV32r0)
return true;
}
if (Load)
BeforeOps.push_back(SDValue(Load, 0));
- std::copy(AfterOps.begin(), AfterOps.end(), std::back_inserter(BeforeOps));
+ BeforeOps.insert(BeforeOps.end(), AfterOps.begin(), AfterOps.end());
SDNode *NewNode= DAG.getMachineNode(Opc, dl, VTs, BeforeOps);
NewNodes.push_back(NewNode);
NewNodes.push_back(Store);
// Preserve memory reference information.
- cast<MachineSDNode>(Load)->setMemRefs(MMOs.first, MMOs.second);
+ cast<MachineSDNode>(Store)->setMemRefs(MMOs.first, MMOs.second);
}
return true;
switch(Second->getOpcode()) {
default:
return false;
- case X86::JE_4:
- case X86::JNE_4:
- case X86::JL_4:
- case X86::JLE_4:
- case X86::JG_4:
- case X86::JGE_4:
+ case X86::JE_1:
+ case X86::JNE_1:
+ case X86::JL_1:
+ case X86::JLE_1:
+ case X86::JG_1:
+ case X86::JGE_1:
FuseKind = FuseInc;
break;
- case X86::JB_4:
- case X86::JBE_4:
- case X86::JA_4:
- case X86::JAE_4:
+ case X86::JB_1:
+ case X86::JBE_1:
+ case X86::JA_1:
+ case X86::JAE_1:
FuseKind = FuseCmp;
break;
- case X86::JS_4:
- case X86::JNS_4:
- case X86::JP_4:
- case X86::JNP_4:
- case X86::JO_4:
- case X86::JNO_4:
+ case X86::JS_1:
+ case X86::JNS_1:
+ case X86::JP_1:
+ case X86::JNP_1:
+ case X86::JO_1:
+ case X86::JNO_1:
FuseKind = FuseTest;
break;
}
return FuseKind == FuseCmp || FuseKind == FuseInc;
case X86::INC16r:
case X86::INC32r:
- case X86::INC64_16r:
- case X86::INC64_32r:
case X86::INC64r:
case X86::INC8r:
case X86::DEC16r:
case X86::DEC32r:
- case X86::DEC64_16r:
- case X86::DEC64_32r:
case X86::DEC64r:
case X86::DEC8r:
return FuseKind == FuseInc;
RC == &X86::RFP64RegClass || RC == &X86::RFP80RegClass);
}
-/// getGlobalBaseReg - Return a virtual register initialized with the
+/// Return a virtual register initialized with the
/// the global base register value. Output instructions required to
/// initialize the register in the function entry block, if necessary.
///
{ X86::MOVAPSrr, X86::MOVAPDrr, X86::MOVDQArr },
{ X86::MOVUPSmr, X86::MOVUPDmr, X86::MOVDQUmr },
{ X86::MOVUPSrm, X86::MOVUPDrm, X86::MOVDQUrm },
+ { X86::MOVLPSmr, X86::MOVLPDmr, X86::MOVPQI2QImr },
{ X86::MOVNTPSmr, X86::MOVNTPDmr, X86::MOVNTDQmr },
{ X86::ANDNPSrm, X86::ANDNPDrm, X86::PANDNrm },
{ X86::ANDNPSrr, X86::ANDNPDrr, X86::PANDNrr },
{ X86::VMOVAPSrr, X86::VMOVAPDrr, X86::VMOVDQArr },
{ X86::VMOVUPSmr, X86::VMOVUPDmr, X86::VMOVDQUmr },
{ X86::VMOVUPSrm, X86::VMOVUPDrm, X86::VMOVDQUrm },
+ { X86::VMOVLPSmr, X86::VMOVLPDmr, X86::VMOVPQI2QImr },
{ X86::VMOVNTPSmr, X86::VMOVNTPDmr, X86::VMOVNTDQmr },
{ X86::VANDNPSrm, X86::VANDNPDrm, X86::VPANDNrm },
{ X86::VANDNPSrr, X86::VANDNPDrr, X86::VPANDNrr },
MI->setDesc(get(table[Domain-1]));
}
-/// getNoopForMachoTarget - Return the noop instruction to use for a noop.
+/// Return the noop instruction to use for a noop.
void X86InstrInfo::getNoopForMachoTarget(MCInst &NopInst) const {
NopInst.setOpcode(X86::NOOP);
}
+// This code must remain in sync with getJumpInstrTableEntryBound in this class!
+// In particular, getJumpInstrTableEntryBound must always return an upper bound
+// on the encoding lengths of the instructions generated by
+// getUnconditionalBranch and getTrap.
void X86InstrInfo::getUnconditionalBranch(
MCInst &Branch, const MCSymbolRefExpr *BranchTarget) const {
- Branch.setOpcode(X86::JMP_4);
- Branch.addOperand(MCOperand::CreateExpr(BranchTarget));
+ Branch.setOpcode(X86::JMP_1);
+ Branch.addOperand(MCOperand::createExpr(BranchTarget));
}
+// This code must remain in sync with getJumpInstrTableEntryBound in this class!
+// In particular, getJumpInstrTableEntryBound must always return an upper bound
+// on the encoding lengths of the instructions generated by
+// getUnconditionalBranch and getTrap.
void X86InstrInfo::getTrap(MCInst &MI) const {
MI.setOpcode(X86::TRAP);
}
+// See getTrap and getUnconditionalBranch for conditions on the value returned
+// by this function.
+unsigned X86InstrInfo::getJumpInstrTableEntryBound() const {
+ // 5 bytes suffice: JMP_4 Symbol@PLT is uses 1 byte (E9) for the JMP_4 and 4
+ // bytes for the symbol offset. And TRAP is ud2, which is two bytes (0F 0B).
+ return 5;
+}
+
bool X86InstrInfo::isHighLatencyDef(int opc) const {
switch (opc) {
default: return false;
case X86::VSQRTSSm:
case X86::VSQRTSSm_Int:
case X86::VSQRTSSr:
- case X86::VSQRTPDZrm:
- case X86::VSQRTPDZrr:
- case X86::VSQRTPSZrm:
- case X86::VSQRTPSZrr:
+ case X86::VSQRTPDZm:
+ case X86::VSQRTPDZr:
+ case X86::VSQRTPSZm:
+ case X86::VSQRTPSZr:
case X86::VSQRTSDZm:
case X86::VSQRTSDZm_Int:
case X86::VSQRTSDZr:
}
namespace {
- /// CGBR - Create Global Base Reg pass. This initializes the PIC
+ /// Create Global Base Reg pass. This initializes the PIC
/// global base register for x86-32.
struct CGBR : public MachineFunctionPass {
static char ID;
bool runOnMachineFunction(MachineFunction &MF) override {
const X86TargetMachine *TM =
static_cast<const X86TargetMachine *>(&MF.getTarget());
+ const X86Subtarget &STI = MF.getSubtarget<X86Subtarget>();
// Don't do anything if this is 64-bit as 64-bit PIC
// uses RIP relative addressing.
- if (TM->getSubtarget<X86Subtarget>().is64Bit())
+ if (STI.is64Bit())
return false;
// Only emit a global base reg in PIC mode.
MachineBasicBlock::iterator MBBI = FirstMBB.begin();
DebugLoc DL = FirstMBB.findDebugLoc(MBBI);
MachineRegisterInfo &RegInfo = MF.getRegInfo();
- const X86InstrInfo *TII = TM->getSubtargetImpl()->getInstrInfo();
+ const X86InstrInfo *TII = STI.getInstrInfo();
unsigned PC;
- if (TM->getSubtarget<X86Subtarget>().isPICStyleGOT())
+ if (STI.isPICStyleGOT())
PC = RegInfo.createVirtualRegister(&X86::GR32RegClass);
else
PC = GlobalBaseReg;
// If we're using vanilla 'GOT' PIC style, we should use relative addressing
// not to pc, but to _GLOBAL_OFFSET_TABLE_ external.
- if (TM->getSubtarget<X86Subtarget>().isPICStyleGOT()) {
+ if (STI.isPICStyleGOT()) {
// Generate addl $__GLOBAL_OFFSET_TABLE_ + [.-piclabel], %some_register
BuildMI(FirstMBB, MBBI, DL, TII->get(X86::ADD32ri), GlobalBaseReg)
.addReg(PC).addExternalSymbol("_GLOBAL_OFFSET_TABLE_",
MachineInstr *ReplaceTLSBaseAddrCall(MachineInstr *I,
unsigned TLSBaseAddrReg) {
MachineFunction *MF = I->getParent()->getParent();
- const X86TargetMachine *TM =
- static_cast<const X86TargetMachine *>(&MF->getTarget());
- const bool is64Bit = TM->getSubtarget<X86Subtarget>().is64Bit();
- const X86InstrInfo *TII = TM->getSubtargetImpl()->getInstrInfo();
+ const X86Subtarget &STI = MF->getSubtarget<X86Subtarget>();
+ const bool is64Bit = STI.is64Bit();
+ const X86InstrInfo *TII = STI.getInstrInfo();
// Insert a Copy from TLSBaseAddrReg to RAX/EAX.
MachineInstr *Copy = BuildMI(*I->getParent(), I, I->getDebugLoc(),
// inserting a copy instruction after I. Returns the new instruction.
MachineInstr *SetRegister(MachineInstr *I, unsigned *TLSBaseAddrReg) {
MachineFunction *MF = I->getParent()->getParent();
- const X86TargetMachine *TM =
- static_cast<const X86TargetMachine *>(&MF->getTarget());
- const bool is64Bit = TM->getSubtarget<X86Subtarget>().is64Bit();
- const X86InstrInfo *TII = TM->getSubtargetImpl()->getInstrInfo();
+ const X86Subtarget &STI = MF->getSubtarget<X86Subtarget>();
+ const bool is64Bit = STI.is64Bit();
+ const X86InstrInfo *TII = STI.getInstrInfo();
// Create a virtual register for the TLS base address.
MachineRegisterInfo &RegInfo = MF->getRegInfo();
projects / oota-llvm.git / blobdiff