-//===- X86InstrInfo.cpp - X86 Instruction Information -----------*- C++ -*-===//
+//===-- X86InstrInfo.cpp - X86 Instruction Information --------------------===//
//
// The LLVM Compiler Infrastructure
//
#include "X86MachineFunctionInfo.h"
#include "X86Subtarget.h"
#include "X86TargetMachine.h"
-#include "llvm/DerivedTypes.h"
-#include "llvm/LLVMContext.h"
#include "llvm/ADT/STLExtras.h"
+#include "llvm/CodeGen/LiveVariables.h"
#include "llvm/CodeGen/MachineConstantPool.h"
+#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
-#include "llvm/CodeGen/LiveVariables.h"
-#include "llvm/CodeGen/PseudoSourceValue.h"
+#include "llvm/IR/DerivedTypes.h"
+#include "llvm/IR/LLVMContext.h"
+#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCInst.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetOptions.h"
-#include "llvm/MC/MCAsmInfo.h"
#include <limits>
#define GET_INSTRINFO_CTOR
cl::desc("Re-materialize load from stub in PIC mode"),
cl::init(false), cl::Hidden);
+enum {
+ // Select which memory operand is being unfolded.
+ // (stored in bits 0 - 3)
+ TB_INDEX_0 = 0,
+ TB_INDEX_1 = 1,
+ TB_INDEX_2 = 2,
+ TB_INDEX_3 = 3,
+ TB_INDEX_MASK = 0xf,
+
+ // Do not insert the reverse map (MemOp -> RegOp) into the table.
+ // This may be needed because there is a many -> one mapping.
+ TB_NO_REVERSE = 1 << 4,
+
+ // Do not insert the forward map (RegOp -> MemOp) into the table.
+ // This is needed for Native Client, which prohibits branch
+ // instructions from using a memory operand.
+ TB_NO_FORWARD = 1 << 5,
+
+ TB_FOLDED_LOAD = 1 << 6,
+ TB_FOLDED_STORE = 1 << 7,
+
+ // Minimum alignment required for load/store.
+ // Used for RegOp->MemOp conversion.
+ // (stored in bits 8 - 15)
+ TB_ALIGN_SHIFT = 8,
+ TB_ALIGN_NONE = 0 << TB_ALIGN_SHIFT,
+ TB_ALIGN_16 = 16 << TB_ALIGN_SHIFT,
+ TB_ALIGN_32 = 32 << TB_ALIGN_SHIFT,
+ TB_ALIGN_MASK = 0xff << TB_ALIGN_SHIFT
+};
+
+struct X86OpTblEntry {
+ uint16_t RegOp;
+ uint16_t MemOp;
+ uint16_t Flags;
+};
+
X86InstrInfo::X86InstrInfo(X86TargetMachine &tm)
: X86GenInstrInfo((tm.getSubtarget<X86Subtarget>().is64Bit()
? X86::ADJCALLSTACKDOWN64
? X86::ADJCALLSTACKUP64
: X86::ADJCALLSTACKUP32)),
TM(tm), RI(tm, *this) {
- enum {
- TB_NOT_REVERSABLE = 1U << 31,
- TB_FLAGS = TB_NOT_REVERSABLE
- };
- static const unsigned OpTbl2Addr[][2] = {
- { X86::ADC32ri, X86::ADC32mi },
- { X86::ADC32ri8, X86::ADC32mi8 },
- { X86::ADC32rr, X86::ADC32mr },
- { X86::ADC64ri32, X86::ADC64mi32 },
- { X86::ADC64ri8, X86::ADC64mi8 },
- { X86::ADC64rr, X86::ADC64mr },
- { X86::ADD16ri, X86::ADD16mi },
- { X86::ADD16ri8, X86::ADD16mi8 },
- { X86::ADD16ri_DB, X86::ADD16mi | TB_NOT_REVERSABLE },
- { X86::ADD16ri8_DB, X86::ADD16mi8 | TB_NOT_REVERSABLE },
- { X86::ADD16rr, X86::ADD16mr },
- { X86::ADD16rr_DB, X86::ADD16mr | TB_NOT_REVERSABLE },
- { X86::ADD32ri, X86::ADD32mi },
- { X86::ADD32ri8, X86::ADD32mi8 },
- { X86::ADD32ri_DB, X86::ADD32mi | TB_NOT_REVERSABLE },
- { X86::ADD32ri8_DB, X86::ADD32mi8 | TB_NOT_REVERSABLE },
- { X86::ADD32rr, X86::ADD32mr },
- { X86::ADD32rr_DB, X86::ADD32mr | TB_NOT_REVERSABLE },
- { X86::ADD64ri32, X86::ADD64mi32 },
- { X86::ADD64ri8, X86::ADD64mi8 },
- { X86::ADD64ri32_DB,X86::ADD64mi32 | TB_NOT_REVERSABLE },
- { X86::ADD64ri8_DB, X86::ADD64mi8 | TB_NOT_REVERSABLE },
- { X86::ADD64rr, X86::ADD64mr },
- { X86::ADD64rr_DB, X86::ADD64mr | TB_NOT_REVERSABLE },
- { X86::ADD8ri, X86::ADD8mi },
- { X86::ADD8rr, X86::ADD8mr },
- { X86::AND16ri, X86::AND16mi },
- { X86::AND16ri8, X86::AND16mi8 },
- { X86::AND16rr, X86::AND16mr },
- { X86::AND32ri, X86::AND32mi },
- { X86::AND32ri8, X86::AND32mi8 },
- { X86::AND32rr, X86::AND32mr },
- { X86::AND64ri32, X86::AND64mi32 },
- { X86::AND64ri8, X86::AND64mi8 },
- { X86::AND64rr, X86::AND64mr },
- { X86::AND8ri, X86::AND8mi },
- { X86::AND8rr, X86::AND8mr },
- { X86::DEC16r, X86::DEC16m },
- { X86::DEC32r, X86::DEC32m },
- { X86::DEC64_16r, X86::DEC64_16m },
- { X86::DEC64_32r, X86::DEC64_32m },
- { X86::DEC64r, X86::DEC64m },
- { X86::DEC8r, X86::DEC8m },
- { X86::INC16r, X86::INC16m },
- { X86::INC32r, X86::INC32m },
- { X86::INC64_16r, X86::INC64_16m },
- { X86::INC64_32r, X86::INC64_32m },
- { X86::INC64r, X86::INC64m },
- { X86::INC8r, X86::INC8m },
- { X86::NEG16r, X86::NEG16m },
- { X86::NEG32r, X86::NEG32m },
- { X86::NEG64r, X86::NEG64m },
- { X86::NEG8r, X86::NEG8m },
- { X86::NOT16r, X86::NOT16m },
- { X86::NOT32r, X86::NOT32m },
- { X86::NOT64r, X86::NOT64m },
- { X86::NOT8r, X86::NOT8m },
- { X86::OR16ri, X86::OR16mi },
- { X86::OR16ri8, X86::OR16mi8 },
- { X86::OR16rr, X86::OR16mr },
- { X86::OR32ri, X86::OR32mi },
- { X86::OR32ri8, X86::OR32mi8 },
- { X86::OR32rr, X86::OR32mr },
- { X86::OR64ri32, X86::OR64mi32 },
- { X86::OR64ri8, X86::OR64mi8 },
- { X86::OR64rr, X86::OR64mr },
- { X86::OR8ri, X86::OR8mi },
- { X86::OR8rr, X86::OR8mr },
- { X86::ROL16r1, X86::ROL16m1 },
- { X86::ROL16rCL, X86::ROL16mCL },
- { X86::ROL16ri, X86::ROL16mi },
- { X86::ROL32r1, X86::ROL32m1 },
- { X86::ROL32rCL, X86::ROL32mCL },
- { X86::ROL32ri, X86::ROL32mi },
- { X86::ROL64r1, X86::ROL64m1 },
- { X86::ROL64rCL, X86::ROL64mCL },
- { X86::ROL64ri, X86::ROL64mi },
- { X86::ROL8r1, X86::ROL8m1 },
- { X86::ROL8rCL, X86::ROL8mCL },
- { X86::ROL8ri, X86::ROL8mi },
- { X86::ROR16r1, X86::ROR16m1 },
- { X86::ROR16rCL, X86::ROR16mCL },
- { X86::ROR16ri, X86::ROR16mi },
- { X86::ROR32r1, X86::ROR32m1 },
- { X86::ROR32rCL, X86::ROR32mCL },
- { X86::ROR32ri, X86::ROR32mi },
- { X86::ROR64r1, X86::ROR64m1 },
- { X86::ROR64rCL, X86::ROR64mCL },
- { X86::ROR64ri, X86::ROR64mi },
- { X86::ROR8r1, X86::ROR8m1 },
- { X86::ROR8rCL, X86::ROR8mCL },
- { X86::ROR8ri, X86::ROR8mi },
- { X86::SAR16r1, X86::SAR16m1 },
- { X86::SAR16rCL, X86::SAR16mCL },
- { X86::SAR16ri, X86::SAR16mi },
- { X86::SAR32r1, X86::SAR32m1 },
- { X86::SAR32rCL, X86::SAR32mCL },
- { X86::SAR32ri, X86::SAR32mi },
- { X86::SAR64r1, X86::SAR64m1 },
- { X86::SAR64rCL, X86::SAR64mCL },
- { X86::SAR64ri, X86::SAR64mi },
- { X86::SAR8r1, X86::SAR8m1 },
- { X86::SAR8rCL, X86::SAR8mCL },
- { X86::SAR8ri, X86::SAR8mi },
- { X86::SBB32ri, X86::SBB32mi },
- { X86::SBB32ri8, X86::SBB32mi8 },
- { X86::SBB32rr, X86::SBB32mr },
- { X86::SBB64ri32, X86::SBB64mi32 },
- { X86::SBB64ri8, X86::SBB64mi8 },
- { X86::SBB64rr, X86::SBB64mr },
- { X86::SHL16rCL, X86::SHL16mCL },
- { X86::SHL16ri, X86::SHL16mi },
- { X86::SHL32rCL, X86::SHL32mCL },
- { X86::SHL32ri, X86::SHL32mi },
- { X86::SHL64rCL, X86::SHL64mCL },
- { X86::SHL64ri, X86::SHL64mi },
- { X86::SHL8rCL, X86::SHL8mCL },
- { X86::SHL8ri, X86::SHL8mi },
- { X86::SHLD16rrCL, X86::SHLD16mrCL },
- { X86::SHLD16rri8, X86::SHLD16mri8 },
- { X86::SHLD32rrCL, X86::SHLD32mrCL },
- { X86::SHLD32rri8, X86::SHLD32mri8 },
- { X86::SHLD64rrCL, X86::SHLD64mrCL },
- { X86::SHLD64rri8, X86::SHLD64mri8 },
- { X86::SHR16r1, X86::SHR16m1 },
- { X86::SHR16rCL, X86::SHR16mCL },
- { X86::SHR16ri, X86::SHR16mi },
- { X86::SHR32r1, X86::SHR32m1 },
- { X86::SHR32rCL, X86::SHR32mCL },
- { X86::SHR32ri, X86::SHR32mi },
- { X86::SHR64r1, X86::SHR64m1 },
- { X86::SHR64rCL, X86::SHR64mCL },
- { X86::SHR64ri, X86::SHR64mi },
- { X86::SHR8r1, X86::SHR8m1 },
- { X86::SHR8rCL, X86::SHR8mCL },
- { X86::SHR8ri, X86::SHR8mi },
- { X86::SHRD16rrCL, X86::SHRD16mrCL },
- { X86::SHRD16rri8, X86::SHRD16mri8 },
- { X86::SHRD32rrCL, X86::SHRD32mrCL },
- { X86::SHRD32rri8, X86::SHRD32mri8 },
- { X86::SHRD64rrCL, X86::SHRD64mrCL },
- { X86::SHRD64rri8, X86::SHRD64mri8 },
- { X86::SUB16ri, X86::SUB16mi },
- { X86::SUB16ri8, X86::SUB16mi8 },
- { X86::SUB16rr, X86::SUB16mr },
- { X86::SUB32ri, X86::SUB32mi },
- { X86::SUB32ri8, X86::SUB32mi8 },
- { X86::SUB32rr, X86::SUB32mr },
- { X86::SUB64ri32, X86::SUB64mi32 },
- { X86::SUB64ri8, X86::SUB64mi8 },
- { X86::SUB64rr, X86::SUB64mr },
- { X86::SUB8ri, X86::SUB8mi },
- { X86::SUB8rr, X86::SUB8mr },
- { X86::XOR16ri, X86::XOR16mi },
- { X86::XOR16ri8, X86::XOR16mi8 },
- { X86::XOR16rr, X86::XOR16mr },
- { X86::XOR32ri, X86::XOR32mi },
- { X86::XOR32ri8, X86::XOR32mi8 },
- { X86::XOR32rr, X86::XOR32mr },
- { X86::XOR64ri32, X86::XOR64mi32 },
- { X86::XOR64ri8, X86::XOR64mi8 },
- { X86::XOR64rr, X86::XOR64mr },
- { X86::XOR8ri, X86::XOR8mi },
- { X86::XOR8rr, X86::XOR8mr }
+ static const X86OpTblEntry OpTbl2Addr[] = {
+ { X86::ADC32ri, X86::ADC32mi, 0 },
+ { X86::ADC32ri8, X86::ADC32mi8, 0 },
+ { X86::ADC32rr, X86::ADC32mr, 0 },
+ { X86::ADC64ri32, X86::ADC64mi32, 0 },
+ { X86::ADC64ri8, X86::ADC64mi8, 0 },
+ { X86::ADC64rr, X86::ADC64mr, 0 },
+ { X86::ADD16ri, X86::ADD16mi, 0 },
+ { X86::ADD16ri8, X86::ADD16mi8, 0 },
+ { X86::ADD16ri_DB, X86::ADD16mi, TB_NO_REVERSE },
+ { X86::ADD16ri8_DB, X86::ADD16mi8, TB_NO_REVERSE },
+ { X86::ADD16rr, X86::ADD16mr, 0 },
+ { X86::ADD16rr_DB, X86::ADD16mr, TB_NO_REVERSE },
+ { X86::ADD32ri, X86::ADD32mi, 0 },
+ { X86::ADD32ri8, X86::ADD32mi8, 0 },
+ { X86::ADD32ri_DB, X86::ADD32mi, TB_NO_REVERSE },
+ { X86::ADD32ri8_DB, X86::ADD32mi8, TB_NO_REVERSE },
+ { X86::ADD32rr, X86::ADD32mr, 0 },
+ { X86::ADD32rr_DB, X86::ADD32mr, TB_NO_REVERSE },
+ { X86::ADD64ri32, X86::ADD64mi32, 0 },
+ { X86::ADD64ri8, X86::ADD64mi8, 0 },
+ { X86::ADD64ri32_DB,X86::ADD64mi32, TB_NO_REVERSE },
+ { X86::ADD64ri8_DB, X86::ADD64mi8, TB_NO_REVERSE },
+ { X86::ADD64rr, X86::ADD64mr, 0 },
+ { X86::ADD64rr_DB, X86::ADD64mr, TB_NO_REVERSE },
+ { X86::ADD8ri, X86::ADD8mi, 0 },
+ { X86::ADD8rr, X86::ADD8mr, 0 },
+ { X86::AND16ri, X86::AND16mi, 0 },
+ { X86::AND16ri8, X86::AND16mi8, 0 },
+ { X86::AND16rr, X86::AND16mr, 0 },
+ { X86::AND32ri, X86::AND32mi, 0 },
+ { X86::AND32ri8, X86::AND32mi8, 0 },
+ { X86::AND32rr, X86::AND32mr, 0 },
+ { X86::AND64ri32, X86::AND64mi32, 0 },
+ { X86::AND64ri8, X86::AND64mi8, 0 },
+ { X86::AND64rr, X86::AND64mr, 0 },
+ { X86::AND8ri, X86::AND8mi, 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::NEG32r, X86::NEG32m, 0 },
+ { X86::NEG64r, X86::NEG64m, 0 },
+ { X86::NEG8r, X86::NEG8m, 0 },
+ { X86::NOT16r, X86::NOT16m, 0 },
+ { X86::NOT32r, X86::NOT32m, 0 },
+ { X86::NOT64r, X86::NOT64m, 0 },
+ { X86::NOT8r, X86::NOT8m, 0 },
+ { X86::OR16ri, X86::OR16mi, 0 },
+ { X86::OR16ri8, X86::OR16mi8, 0 },
+ { X86::OR16rr, X86::OR16mr, 0 },
+ { X86::OR32ri, X86::OR32mi, 0 },
+ { X86::OR32ri8, X86::OR32mi8, 0 },
+ { X86::OR32rr, X86::OR32mr, 0 },
+ { X86::OR64ri32, X86::OR64mi32, 0 },
+ { X86::OR64ri8, X86::OR64mi8, 0 },
+ { X86::OR64rr, X86::OR64mr, 0 },
+ { X86::OR8ri, X86::OR8mi, 0 },
+ { X86::OR8rr, X86::OR8mr, 0 },
+ { X86::ROL16r1, X86::ROL16m1, 0 },
+ { X86::ROL16rCL, X86::ROL16mCL, 0 },
+ { X86::ROL16ri, X86::ROL16mi, 0 },
+ { X86::ROL32r1, X86::ROL32m1, 0 },
+ { X86::ROL32rCL, X86::ROL32mCL, 0 },
+ { X86::ROL32ri, X86::ROL32mi, 0 },
+ { X86::ROL64r1, X86::ROL64m1, 0 },
+ { X86::ROL64rCL, X86::ROL64mCL, 0 },
+ { X86::ROL64ri, X86::ROL64mi, 0 },
+ { X86::ROL8r1, X86::ROL8m1, 0 },
+ { X86::ROL8rCL, X86::ROL8mCL, 0 },
+ { X86::ROL8ri, X86::ROL8mi, 0 },
+ { X86::ROR16r1, X86::ROR16m1, 0 },
+ { X86::ROR16rCL, X86::ROR16mCL, 0 },
+ { X86::ROR16ri, X86::ROR16mi, 0 },
+ { X86::ROR32r1, X86::ROR32m1, 0 },
+ { X86::ROR32rCL, X86::ROR32mCL, 0 },
+ { X86::ROR32ri, X86::ROR32mi, 0 },
+ { X86::ROR64r1, X86::ROR64m1, 0 },
+ { X86::ROR64rCL, X86::ROR64mCL, 0 },
+ { X86::ROR64ri, X86::ROR64mi, 0 },
+ { X86::ROR8r1, X86::ROR8m1, 0 },
+ { X86::ROR8rCL, X86::ROR8mCL, 0 },
+ { X86::ROR8ri, X86::ROR8mi, 0 },
+ { X86::SAR16r1, X86::SAR16m1, 0 },
+ { X86::SAR16rCL, X86::SAR16mCL, 0 },
+ { X86::SAR16ri, X86::SAR16mi, 0 },
+ { X86::SAR32r1, X86::SAR32m1, 0 },
+ { X86::SAR32rCL, X86::SAR32mCL, 0 },
+ { X86::SAR32ri, X86::SAR32mi, 0 },
+ { X86::SAR64r1, X86::SAR64m1, 0 },
+ { X86::SAR64rCL, X86::SAR64mCL, 0 },
+ { X86::SAR64ri, X86::SAR64mi, 0 },
+ { X86::SAR8r1, X86::SAR8m1, 0 },
+ { X86::SAR8rCL, X86::SAR8mCL, 0 },
+ { X86::SAR8ri, X86::SAR8mi, 0 },
+ { X86::SBB32ri, X86::SBB32mi, 0 },
+ { X86::SBB32ri8, X86::SBB32mi8, 0 },
+ { X86::SBB32rr, X86::SBB32mr, 0 },
+ { X86::SBB64ri32, X86::SBB64mi32, 0 },
+ { X86::SBB64ri8, X86::SBB64mi8, 0 },
+ { X86::SBB64rr, X86::SBB64mr, 0 },
+ { X86::SHL16rCL, X86::SHL16mCL, 0 },
+ { X86::SHL16ri, X86::SHL16mi, 0 },
+ { X86::SHL32rCL, X86::SHL32mCL, 0 },
+ { X86::SHL32ri, X86::SHL32mi, 0 },
+ { X86::SHL64rCL, X86::SHL64mCL, 0 },
+ { X86::SHL64ri, X86::SHL64mi, 0 },
+ { X86::SHL8rCL, X86::SHL8mCL, 0 },
+ { X86::SHL8ri, X86::SHL8mi, 0 },
+ { X86::SHLD16rrCL, X86::SHLD16mrCL, 0 },
+ { X86::SHLD16rri8, X86::SHLD16mri8, 0 },
+ { X86::SHLD32rrCL, X86::SHLD32mrCL, 0 },
+ { X86::SHLD32rri8, X86::SHLD32mri8, 0 },
+ { X86::SHLD64rrCL, X86::SHLD64mrCL, 0 },
+ { X86::SHLD64rri8, X86::SHLD64mri8, 0 },
+ { X86::SHR16r1, X86::SHR16m1, 0 },
+ { X86::SHR16rCL, X86::SHR16mCL, 0 },
+ { X86::SHR16ri, X86::SHR16mi, 0 },
+ { X86::SHR32r1, X86::SHR32m1, 0 },
+ { X86::SHR32rCL, X86::SHR32mCL, 0 },
+ { X86::SHR32ri, X86::SHR32mi, 0 },
+ { X86::SHR64r1, X86::SHR64m1, 0 },
+ { X86::SHR64rCL, X86::SHR64mCL, 0 },
+ { X86::SHR64ri, X86::SHR64mi, 0 },
+ { X86::SHR8r1, X86::SHR8m1, 0 },
+ { X86::SHR8rCL, X86::SHR8mCL, 0 },
+ { X86::SHR8ri, X86::SHR8mi, 0 },
+ { X86::SHRD16rrCL, X86::SHRD16mrCL, 0 },
+ { X86::SHRD16rri8, X86::SHRD16mri8, 0 },
+ { X86::SHRD32rrCL, X86::SHRD32mrCL, 0 },
+ { X86::SHRD32rri8, X86::SHRD32mri8, 0 },
+ { X86::SHRD64rrCL, X86::SHRD64mrCL, 0 },
+ { X86::SHRD64rri8, X86::SHRD64mri8, 0 },
+ { X86::SUB16ri, X86::SUB16mi, 0 },
+ { X86::SUB16ri8, X86::SUB16mi8, 0 },
+ { X86::SUB16rr, X86::SUB16mr, 0 },
+ { X86::SUB32ri, X86::SUB32mi, 0 },
+ { X86::SUB32ri8, X86::SUB32mi8, 0 },
+ { X86::SUB32rr, X86::SUB32mr, 0 },
+ { X86::SUB64ri32, X86::SUB64mi32, 0 },
+ { X86::SUB64ri8, X86::SUB64mi8, 0 },
+ { X86::SUB64rr, X86::SUB64mr, 0 },
+ { X86::SUB8ri, X86::SUB8mi, 0 },
+ { X86::SUB8rr, X86::SUB8mr, 0 },
+ { X86::XOR16ri, X86::XOR16mi, 0 },
+ { X86::XOR16ri8, X86::XOR16mi8, 0 },
+ { X86::XOR16rr, X86::XOR16mr, 0 },
+ { X86::XOR32ri, X86::XOR32mi, 0 },
+ { X86::XOR32ri8, X86::XOR32mi8, 0 },
+ { X86::XOR32rr, X86::XOR32mr, 0 },
+ { X86::XOR64ri32, X86::XOR64mi32, 0 },
+ { X86::XOR64ri8, X86::XOR64mi8, 0 },
+ { X86::XOR64rr, X86::XOR64mr, 0 },
+ { X86::XOR8ri, X86::XOR8mi, 0 },
+ { X86::XOR8rr, X86::XOR8mr, 0 }
};
for (unsigned i = 0, e = array_lengthof(OpTbl2Addr); i != e; ++i) {
- unsigned RegOp = OpTbl2Addr[i][0];
- unsigned MemOp = OpTbl2Addr[i][1] & ~TB_FLAGS;
- assert(!RegOp2MemOpTable2Addr.count(RegOp) && "Duplicated entries?");
- RegOp2MemOpTable2Addr[RegOp] = std::make_pair(MemOp, 0U);
-
- // If this is not a reversible operation (because there is a many->one)
- // mapping, don't insert the reverse of the operation into MemOp2RegOpTable.
- if (OpTbl2Addr[i][1] & TB_NOT_REVERSABLE)
- continue;
+ unsigned RegOp = OpTbl2Addr[i].RegOp;
+ unsigned MemOp = OpTbl2Addr[i].MemOp;
+ unsigned Flags = OpTbl2Addr[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);
+ }
- // Index 0, folded load and store, no alignment requirement.
- unsigned AuxInfo = 0 | (1 << 4) | (1 << 5);
-
- assert(!MemOp2RegOpTable.count(MemOp) &&
- "Duplicated entries in unfolding maps?");
- MemOp2RegOpTable[MemOp] = std::make_pair(RegOp, AuxInfo);
- }
-
- // If the third value is 1, then it's folding either a load or a store.
- static const unsigned OpTbl0[][4] = {
- { X86::BT16ri8, X86::BT16mi8, 1, 0 },
- { X86::BT32ri8, X86::BT32mi8, 1, 0 },
- { X86::BT64ri8, X86::BT64mi8, 1, 0 },
- { X86::CALL32r, X86::CALL32m, 1, 0 },
- { X86::CALL64r, X86::CALL64m, 1, 0 },
- { X86::WINCALL64r, X86::WINCALL64m, 1, 0 },
- { X86::CMP16ri, X86::CMP16mi, 1, 0 },
- { X86::CMP16ri8, X86::CMP16mi8, 1, 0 },
- { X86::CMP16rr, X86::CMP16mr, 1, 0 },
- { X86::CMP32ri, X86::CMP32mi, 1, 0 },
- { X86::CMP32ri8, X86::CMP32mi8, 1, 0 },
- { X86::CMP32rr, X86::CMP32mr, 1, 0 },
- { X86::CMP64ri32, X86::CMP64mi32, 1, 0 },
- { X86::CMP64ri8, X86::CMP64mi8, 1, 0 },
- { X86::CMP64rr, X86::CMP64mr, 1, 0 },
- { X86::CMP8ri, X86::CMP8mi, 1, 0 },
- { X86::CMP8rr, X86::CMP8mr, 1, 0 },
- { X86::DIV16r, X86::DIV16m, 1, 0 },
- { X86::DIV32r, X86::DIV32m, 1, 0 },
- { X86::DIV64r, X86::DIV64m, 1, 0 },
- { X86::DIV8r, X86::DIV8m, 1, 0 },
- { X86::EXTRACTPSrr, X86::EXTRACTPSmr, 0, 16 },
- { X86::FsMOVAPDrr, X86::MOVSDmr | TB_NOT_REVERSABLE , 0, 0 },
- { X86::FsMOVAPSrr, X86::MOVSSmr | TB_NOT_REVERSABLE , 0, 0 },
- { X86::IDIV16r, X86::IDIV16m, 1, 0 },
- { X86::IDIV32r, X86::IDIV32m, 1, 0 },
- { X86::IDIV64r, X86::IDIV64m, 1, 0 },
- { X86::IDIV8r, X86::IDIV8m, 1, 0 },
- { X86::IMUL16r, X86::IMUL16m, 1, 0 },
- { X86::IMUL32r, X86::IMUL32m, 1, 0 },
- { X86::IMUL64r, X86::IMUL64m, 1, 0 },
- { X86::IMUL8r, X86::IMUL8m, 1, 0 },
- { X86::JMP32r, X86::JMP32m, 1, 0 },
- { X86::JMP64r, X86::JMP64m, 1, 0 },
- { X86::MOV16ri, X86::MOV16mi, 0, 0 },
- { X86::MOV16rr, X86::MOV16mr, 0, 0 },
- { X86::MOV32ri, X86::MOV32mi, 0, 0 },
- { X86::MOV32rr, X86::MOV32mr, 0, 0 },
- { X86::MOV64ri32, X86::MOV64mi32, 0, 0 },
- { X86::MOV64rr, X86::MOV64mr, 0, 0 },
- { X86::MOV8ri, X86::MOV8mi, 0, 0 },
- { X86::MOV8rr, X86::MOV8mr, 0, 0 },
- { X86::MOV8rr_NOREX, X86::MOV8mr_NOREX, 0, 0 },
- { X86::MOVAPDrr, X86::MOVAPDmr, 0, 16 },
- { X86::MOVAPSrr, X86::MOVAPSmr, 0, 16 },
- { X86::MOVDQArr, X86::MOVDQAmr, 0, 16 },
- { X86::VMOVAPDYrr, X86::VMOVAPDYmr, 0, 32 },
- { X86::VMOVAPSYrr, X86::VMOVAPSYmr, 0, 32 },
- { X86::VMOVDQAYrr, X86::VMOVDQAYmr, 0, 32 },
- { X86::MOVPDI2DIrr, X86::MOVPDI2DImr, 0, 0 },
- { X86::MOVPQIto64rr,X86::MOVPQI2QImr, 0, 0 },
- { X86::MOVSDto64rr, X86::MOVSDto64mr, 0, 0 },
- { X86::MOVSS2DIrr, X86::MOVSS2DImr, 0, 0 },
- { X86::MOVUPDrr, X86::MOVUPDmr, 0, 0 },
- { X86::MOVUPSrr, X86::MOVUPSmr, 0, 0 },
- { X86::VMOVUPDYrr, X86::VMOVUPDYmr, 0, 0 },
- { X86::VMOVUPSYrr, X86::VMOVUPSYmr, 0, 0 },
- { X86::MUL16r, X86::MUL16m, 1, 0 },
- { X86::MUL32r, X86::MUL32m, 1, 0 },
- { X86::MUL64r, X86::MUL64m, 1, 0 },
- { X86::MUL8r, X86::MUL8m, 1, 0 },
- { X86::SETAEr, X86::SETAEm, 0, 0 },
- { X86::SETAr, X86::SETAm, 0, 0 },
- { X86::SETBEr, X86::SETBEm, 0, 0 },
- { X86::SETBr, X86::SETBm, 0, 0 },
- { X86::SETEr, X86::SETEm, 0, 0 },
- { X86::SETGEr, X86::SETGEm, 0, 0 },
- { X86::SETGr, X86::SETGm, 0, 0 },
- { X86::SETLEr, X86::SETLEm, 0, 0 },
- { X86::SETLr, X86::SETLm, 0, 0 },
- { X86::SETNEr, X86::SETNEm, 0, 0 },
- { X86::SETNOr, X86::SETNOm, 0, 0 },
- { X86::SETNPr, X86::SETNPm, 0, 0 },
- { X86::SETNSr, X86::SETNSm, 0, 0 },
- { X86::SETOr, X86::SETOm, 0, 0 },
- { X86::SETPr, X86::SETPm, 0, 0 },
- { X86::SETSr, X86::SETSm, 0, 0 },
- { X86::TAILJMPr, X86::TAILJMPm, 1, 0 },
- { X86::TAILJMPr64, X86::TAILJMPm64, 1, 0 },
- { X86::TEST16ri, X86::TEST16mi, 1, 0 },
- { X86::TEST32ri, X86::TEST32mi, 1, 0 },
- { X86::TEST64ri32, X86::TEST64mi32, 1, 0 },
- { X86::TEST8ri, X86::TEST8mi, 1, 0 }
+ static const X86OpTblEntry OpTbl0[] = {
+ { X86::BT16ri8, X86::BT16mi8, TB_FOLDED_LOAD },
+ { X86::BT32ri8, X86::BT32mi8, TB_FOLDED_LOAD },
+ { X86::BT64ri8, X86::BT64mi8, TB_FOLDED_LOAD },
+ { X86::CALL32r, X86::CALL32m, TB_FOLDED_LOAD },
+ { X86::CALL64r, X86::CALL64m, TB_FOLDED_LOAD },
+ { X86::CMP16ri, X86::CMP16mi, TB_FOLDED_LOAD },
+ { X86::CMP16ri8, X86::CMP16mi8, TB_FOLDED_LOAD },
+ { X86::CMP16rr, X86::CMP16mr, TB_FOLDED_LOAD },
+ { X86::CMP32ri, X86::CMP32mi, TB_FOLDED_LOAD },
+ { X86::CMP32ri8, X86::CMP32mi8, TB_FOLDED_LOAD },
+ { X86::CMP32rr, X86::CMP32mr, TB_FOLDED_LOAD },
+ { X86::CMP64ri32, X86::CMP64mi32, TB_FOLDED_LOAD },
+ { X86::CMP64ri8, X86::CMP64mi8, TB_FOLDED_LOAD },
+ { X86::CMP64rr, X86::CMP64mr, TB_FOLDED_LOAD },
+ { X86::CMP8ri, X86::CMP8mi, TB_FOLDED_LOAD },
+ { X86::CMP8rr, X86::CMP8mr, TB_FOLDED_LOAD },
+ { X86::DIV16r, X86::DIV16m, TB_FOLDED_LOAD },
+ { X86::DIV32r, X86::DIV32m, TB_FOLDED_LOAD },
+ { X86::DIV64r, X86::DIV64m, TB_FOLDED_LOAD },
+ { X86::DIV8r, X86::DIV8m, TB_FOLDED_LOAD },
+ { X86::EXTRACTPSrr, X86::EXTRACTPSmr, TB_FOLDED_STORE },
+ { X86::FsMOVAPDrr, X86::MOVSDmr, TB_FOLDED_STORE | TB_NO_REVERSE },
+ { X86::FsMOVAPSrr, X86::MOVSSmr, TB_FOLDED_STORE | TB_NO_REVERSE },
+ { X86::IDIV16r, X86::IDIV16m, TB_FOLDED_LOAD },
+ { X86::IDIV32r, X86::IDIV32m, TB_FOLDED_LOAD },
+ { X86::IDIV64r, X86::IDIV64m, TB_FOLDED_LOAD },
+ { X86::IDIV8r, X86::IDIV8m, TB_FOLDED_LOAD },
+ { X86::IMUL16r, X86::IMUL16m, TB_FOLDED_LOAD },
+ { X86::IMUL32r, X86::IMUL32m, TB_FOLDED_LOAD },
+ { X86::IMUL64r, X86::IMUL64m, TB_FOLDED_LOAD },
+ { X86::IMUL8r, X86::IMUL8m, TB_FOLDED_LOAD },
+ { X86::JMP32r, X86::JMP32m, TB_FOLDED_LOAD },
+ { X86::JMP64r, X86::JMP64m, TB_FOLDED_LOAD },
+ { X86::MOV16ri, X86::MOV16mi, TB_FOLDED_STORE },
+ { X86::MOV16rr, X86::MOV16mr, TB_FOLDED_STORE },
+ { X86::MOV32ri, X86::MOV32mi, TB_FOLDED_STORE },
+ { X86::MOV32rr, X86::MOV32mr, TB_FOLDED_STORE },
+ { X86::MOV64ri32, X86::MOV64mi32, TB_FOLDED_STORE },
+ { X86::MOV64rr, X86::MOV64mr, TB_FOLDED_STORE },
+ { X86::MOV8ri, X86::MOV8mi, TB_FOLDED_STORE },
+ { X86::MOV8rr, X86::MOV8mr, TB_FOLDED_STORE },
+ { X86::MOV8rr_NOREX, X86::MOV8mr_NOREX, TB_FOLDED_STORE },
+ { X86::MOVAPDrr, X86::MOVAPDmr, TB_FOLDED_STORE | TB_ALIGN_16 },
+ { X86::MOVAPSrr, X86::MOVAPSmr, TB_FOLDED_STORE | TB_ALIGN_16 },
+ { X86::MOVDQArr, X86::MOVDQAmr, TB_FOLDED_STORE | TB_ALIGN_16 },
+ { X86::MOVPDI2DIrr, X86::MOVPDI2DImr, TB_FOLDED_STORE },
+ { X86::MOVPQIto64rr,X86::MOVPQI2QImr, TB_FOLDED_STORE },
+ { X86::MOVSDto64rr, X86::MOVSDto64mr, TB_FOLDED_STORE },
+ { X86::MOVSS2DIrr, X86::MOVSS2DImr, TB_FOLDED_STORE },
+ { X86::MOVUPDrr, X86::MOVUPDmr, TB_FOLDED_STORE },
+ { X86::MOVUPSrr, X86::MOVUPSmr, TB_FOLDED_STORE },
+ { X86::MUL16r, X86::MUL16m, 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::SETAEr, X86::SETAEm, TB_FOLDED_STORE },
+ { X86::SETAr, X86::SETAm, TB_FOLDED_STORE },
+ { X86::SETBEr, X86::SETBEm, TB_FOLDED_STORE },
+ { X86::SETBr, X86::SETBm, TB_FOLDED_STORE },
+ { X86::SETEr, X86::SETEm, TB_FOLDED_STORE },
+ { X86::SETGEr, X86::SETGEm, TB_FOLDED_STORE },
+ { X86::SETGr, X86::SETGm, TB_FOLDED_STORE },
+ { X86::SETLEr, X86::SETLEm, TB_FOLDED_STORE },
+ { X86::SETLr, X86::SETLm, TB_FOLDED_STORE },
+ { X86::SETNEr, X86::SETNEm, TB_FOLDED_STORE },
+ { X86::SETNOr, X86::SETNOm, TB_FOLDED_STORE },
+ { X86::SETNPr, X86::SETNPm, TB_FOLDED_STORE },
+ { X86::SETNSr, X86::SETNSm, TB_FOLDED_STORE },
+ { X86::SETOr, X86::SETOm, TB_FOLDED_STORE },
+ { X86::SETPr, X86::SETPm, 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::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::FsVMOVAPDrr, X86::VMOVSDmr, TB_FOLDED_STORE | TB_NO_REVERSE },
+ { X86::FsVMOVAPSrr, X86::VMOVSSmr, TB_FOLDED_STORE | TB_NO_REVERSE },
+ { X86::VEXTRACTF128rr, X86::VEXTRACTF128mr, TB_FOLDED_STORE | TB_ALIGN_16 },
+ { X86::VMOVAPDrr, X86::VMOVAPDmr, TB_FOLDED_STORE | TB_ALIGN_16 },
+ { X86::VMOVAPSrr, X86::VMOVAPSmr, TB_FOLDED_STORE | TB_ALIGN_16 },
+ { X86::VMOVDQArr, X86::VMOVDQAmr, TB_FOLDED_STORE | TB_ALIGN_16 },
+ { X86::VMOVPDI2DIrr,X86::VMOVPDI2DImr, TB_FOLDED_STORE },
+ { X86::VMOVPQIto64rr, X86::VMOVPQI2QImr,TB_FOLDED_STORE },
+ { X86::VMOVSDto64rr,X86::VMOVSDto64mr, TB_FOLDED_STORE },
+ { X86::VMOVSS2DIrr, X86::VMOVSS2DImr, TB_FOLDED_STORE },
+ { X86::VMOVUPDrr, X86::VMOVUPDmr, TB_FOLDED_STORE },
+ { X86::VMOVUPSrr, X86::VMOVUPSmr, 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::VMOVAPSYrr, X86::VMOVAPSYmr, 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 }
};
for (unsigned i = 0, e = array_lengthof(OpTbl0); i != e; ++i) {
- unsigned RegOp = OpTbl0[i][0];
- unsigned MemOp = OpTbl0[i][1] & ~TB_FLAGS;
- unsigned FoldedLoad = OpTbl0[i][2];
- unsigned Align = OpTbl0[i][3];
- assert(!RegOp2MemOpTable0.count(RegOp) && "Duplicated entries?");
- RegOp2MemOpTable0[RegOp] = std::make_pair(MemOp, Align);
-
- // If this is not a reversible operation (because there is a many->one)
- // mapping, don't insert the reverse of the operation into MemOp2RegOpTable.
- if (OpTbl0[i][1] & TB_NOT_REVERSABLE)
- continue;
+ unsigned RegOp = OpTbl0[i].RegOp;
+ unsigned MemOp = OpTbl0[i].MemOp;
+ unsigned Flags = OpTbl0[i].Flags;
+ AddTableEntry(RegOp2MemOpTable0, MemOp2RegOpTable,
+ RegOp, MemOp, TB_INDEX_0 | Flags);
+ }
- // Index 0, folded load or store.
- unsigned AuxInfo = 0 | (FoldedLoad << 4) | ((FoldedLoad^1) << 5);
- assert(!MemOp2RegOpTable.count(MemOp) && "Duplicated entries?");
- MemOp2RegOpTable[MemOp] = std::make_pair(RegOp, AuxInfo);
- }
-
- static const unsigned OpTbl1[][3] = {
- { X86::CMP16rr, X86::CMP16rm, 0 },
- { X86::CMP32rr, X86::CMP32rm, 0 },
- { X86::CMP64rr, X86::CMP64rm, 0 },
- { X86::CMP8rr, X86::CMP8rm, 0 },
- { X86::CVTSD2SSrr, X86::CVTSD2SSrm, 0 },
- { X86::CVTSI2SD64rr, X86::CVTSI2SD64rm, 0 },
- { X86::CVTSI2SDrr, X86::CVTSI2SDrm, 0 },
- { X86::CVTSI2SS64rr, X86::CVTSI2SS64rm, 0 },
- { X86::CVTSI2SSrr, X86::CVTSI2SSrm, 0 },
- { X86::CVTSS2SDrr, X86::CVTSS2SDrm, 0 },
- { X86::CVTTSD2SI64rr, X86::CVTTSD2SI64rm, 0 },
- { X86::CVTTSD2SIrr, X86::CVTTSD2SIrm, 0 },
- { X86::CVTTSS2SI64rr, X86::CVTTSS2SI64rm, 0 },
- { X86::CVTTSS2SIrr, X86::CVTTSS2SIrm, 0 },
- { X86::FsMOVAPDrr, X86::MOVSDrm | TB_NOT_REVERSABLE , 0 },
- { X86::FsMOVAPSrr, X86::MOVSSrm | TB_NOT_REVERSABLE , 0 },
- { X86::IMUL16rri, X86::IMUL16rmi, 0 },
- { X86::IMUL16rri8, X86::IMUL16rmi8, 0 },
- { X86::IMUL32rri, X86::IMUL32rmi, 0 },
- { X86::IMUL32rri8, X86::IMUL32rmi8, 0 },
- { X86::IMUL64rri32, X86::IMUL64rmi32, 0 },
- { X86::IMUL64rri8, X86::IMUL64rmi8, 0 },
- { X86::Int_COMISDrr, X86::Int_COMISDrm, 0 },
- { X86::Int_COMISSrr, X86::Int_COMISSrm, 0 },
- { X86::Int_CVTDQ2PDrr, X86::Int_CVTDQ2PDrm, 16 },
- { X86::Int_CVTDQ2PSrr, X86::Int_CVTDQ2PSrm, 16 },
- { X86::Int_CVTPD2DQrr, X86::Int_CVTPD2DQrm, 16 },
- { X86::Int_CVTPD2PSrr, X86::Int_CVTPD2PSrm, 16 },
- { X86::Int_CVTPS2DQrr, X86::Int_CVTPS2DQrm, 16 },
- { X86::Int_CVTPS2PDrr, X86::Int_CVTPS2PDrm, 0 },
- { X86::CVTSD2SI64rr, X86::CVTSD2SI64rm, 0 },
- { X86::CVTSD2SIrr, X86::CVTSD2SIrm, 0 },
- { X86::Int_CVTSD2SSrr, X86::Int_CVTSD2SSrm, 0 },
- { X86::Int_CVTSI2SD64rr,X86::Int_CVTSI2SD64rm, 0 },
- { X86::Int_CVTSI2SDrr, X86::Int_CVTSI2SDrm, 0 },
- { X86::Int_CVTSI2SS64rr,X86::Int_CVTSI2SS64rm, 0 },
- { X86::Int_CVTSI2SSrr, X86::Int_CVTSI2SSrm, 0 },
- { X86::Int_CVTSS2SDrr, X86::Int_CVTSS2SDrm, 0 },
- { X86::Int_CVTSS2SI64rr,X86::Int_CVTSS2SI64rm, 0 },
- { X86::Int_CVTSS2SIrr, X86::Int_CVTSS2SIrm, 0 },
- { X86::CVTTPD2DQrr, X86::CVTTPD2DQrm, 16 },
- { X86::CVTTPS2DQrr, X86::CVTTPS2DQrm, 16 },
- { X86::Int_CVTTSD2SI64rr,X86::Int_CVTTSD2SI64rm, 0 },
- { X86::Int_CVTTSD2SIrr, X86::Int_CVTTSD2SIrm, 0 },
- { X86::Int_CVTTSS2SI64rr,X86::Int_CVTTSS2SI64rm, 0 },
- { X86::Int_CVTTSS2SIrr, X86::Int_CVTTSS2SIrm, 0 },
- { X86::Int_UCOMISDrr, X86::Int_UCOMISDrm, 0 },
- { X86::Int_UCOMISSrr, X86::Int_UCOMISSrm, 0 },
- { X86::Int_VUCOMISDrr, X86::Int_VUCOMISDrm, 0 },
- { X86::Int_VUCOMISSrr, X86::Int_VUCOMISSrm, 0 },
- { X86::MOV16rr, X86::MOV16rm, 0 },
- { X86::MOV32rr, X86::MOV32rm, 0 },
- { X86::MOV64rr, X86::MOV64rm, 0 },
- { X86::MOV64toPQIrr, X86::MOVQI2PQIrm, 0 },
- { X86::MOV64toSDrr, X86::MOV64toSDrm, 0 },
- { X86::MOV8rr, X86::MOV8rm, 0 },
- { X86::MOVAPDrr, X86::MOVAPDrm, 16 },
- { X86::MOVAPSrr, X86::MOVAPSrm, 16 },
- { X86::VMOVAPDYrr, X86::VMOVAPDYrm, 32 },
- { X86::VMOVAPSYrr, X86::VMOVAPSYrm, 32 },
- { X86::MOVDDUPrr, X86::MOVDDUPrm, 0 },
- { X86::MOVDI2PDIrr, X86::MOVDI2PDIrm, 0 },
- { X86::MOVDI2SSrr, X86::MOVDI2SSrm, 0 },
- { X86::MOVDQArr, X86::MOVDQArm, 16 },
- { X86::VMOVDQAYrr, X86::VMOVDQAYrm, 16 },
- { X86::MOVSHDUPrr, X86::MOVSHDUPrm, 16 },
- { X86::MOVSLDUPrr, X86::MOVSLDUPrm, 16 },
- { X86::MOVSX16rr8, X86::MOVSX16rm8, 0 },
- { X86::MOVSX32rr16, X86::MOVSX32rm16, 0 },
- { X86::MOVSX32rr8, X86::MOVSX32rm8, 0 },
- { X86::MOVSX64rr16, X86::MOVSX64rm16, 0 },
- { X86::MOVSX64rr32, X86::MOVSX64rm32, 0 },
- { X86::MOVSX64rr8, X86::MOVSX64rm8, 0 },
- { X86::MOVUPDrr, X86::MOVUPDrm, 16 },
- { X86::MOVUPSrr, X86::MOVUPSrm, 0 },
- { X86::VMOVUPDYrr, X86::VMOVUPDYrm, 0 },
- { X86::VMOVUPSYrr, X86::VMOVUPSYrm, 0 },
- { X86::MOVZDI2PDIrr, X86::MOVZDI2PDIrm, 0 },
- { X86::MOVZQI2PQIrr, X86::MOVZQI2PQIrm, 0 },
- { X86::MOVZPQILo2PQIrr, X86::MOVZPQILo2PQIrm, 16 },
- { X86::MOVZX16rr8, X86::MOVZX16rm8, 0 },
- { X86::MOVZX32rr16, X86::MOVZX32rm16, 0 },
- { X86::MOVZX32_NOREXrr8, X86::MOVZX32_NOREXrm8, 0 },
- { X86::MOVZX32rr8, X86::MOVZX32rm8, 0 },
- { X86::MOVZX64rr16, X86::MOVZX64rm16, 0 },
- { X86::MOVZX64rr32, X86::MOVZX64rm32, 0 },
- { X86::MOVZX64rr8, X86::MOVZX64rm8, 0 },
- { X86::PSHUFDri, X86::PSHUFDmi, 16 },
- { X86::PSHUFHWri, X86::PSHUFHWmi, 16 },
- { X86::PSHUFLWri, X86::PSHUFLWmi, 16 },
- { X86::RCPPSr, X86::RCPPSm, 16 },
- { X86::RCPPSr_Int, X86::RCPPSm_Int, 16 },
- { X86::RSQRTPSr, X86::RSQRTPSm, 16 },
- { X86::RSQRTPSr_Int, X86::RSQRTPSm_Int, 16 },
- { X86::RSQRTSSr, X86::RSQRTSSm, 0 },
- { X86::RSQRTSSr_Int, X86::RSQRTSSm_Int, 0 },
- { X86::SQRTPDr, X86::SQRTPDm, 16 },
- { X86::SQRTPDr_Int, X86::SQRTPDm_Int, 16 },
- { X86::SQRTPSr, X86::SQRTPSm, 16 },
- { X86::SQRTPSr_Int, X86::SQRTPSm_Int, 16 },
- { X86::SQRTSDr, X86::SQRTSDm, 0 },
- { X86::SQRTSDr_Int, X86::SQRTSDm_Int, 0 },
- { X86::SQRTSSr, X86::SQRTSSm, 0 },
- { X86::SQRTSSr_Int, X86::SQRTSSm_Int, 0 },
- { X86::TEST16rr, X86::TEST16rm, 0 },
- { X86::TEST32rr, X86::TEST32rm, 0 },
- { X86::TEST64rr, X86::TEST64rm, 0 },
- { X86::TEST8rr, X86::TEST8rm, 0 },
+ static const X86OpTblEntry OpTbl1[] = {
+ { X86::CMP16rr, X86::CMP16rm, 0 },
+ { X86::CMP32rr, X86::CMP32rm, 0 },
+ { X86::CMP64rr, X86::CMP64rm, 0 },
+ { X86::CMP8rr, X86::CMP8rm, 0 },
+ { X86::CVTSD2SSrr, X86::CVTSD2SSrm, 0 },
+ { X86::CVTSI2SD64rr, X86::CVTSI2SD64rm, 0 },
+ { X86::CVTSI2SDrr, X86::CVTSI2SDrm, 0 },
+ { X86::CVTSI2SS64rr, X86::CVTSI2SS64rm, 0 },
+ { X86::CVTSI2SSrr, X86::CVTSI2SSrm, 0 },
+ { X86::CVTSS2SDrr, X86::CVTSS2SDrm, 0 },
+ { X86::CVTTSD2SI64rr, X86::CVTTSD2SI64rm, 0 },
+ { X86::CVTTSD2SIrr, X86::CVTTSD2SIrm, 0 },
+ { X86::CVTTSS2SI64rr, X86::CVTTSS2SI64rm, 0 },
+ { X86::CVTTSS2SIrr, X86::CVTTSS2SIrm, 0 },
+ { X86::FsMOVAPDrr, X86::MOVSDrm, TB_NO_REVERSE },
+ { X86::FsMOVAPSrr, X86::MOVSSrm, TB_NO_REVERSE },
+ { X86::IMUL16rri, X86::IMUL16rmi, 0 },
+ { X86::IMUL16rri8, X86::IMUL16rmi8, 0 },
+ { X86::IMUL32rri, X86::IMUL32rmi, 0 },
+ { X86::IMUL32rri8, X86::IMUL32rmi8, 0 },
+ { X86::IMUL64rri32, X86::IMUL64rmi32, 0 },
+ { X86::IMUL64rri8, X86::IMUL64rmi8, 0 },
+ { X86::Int_COMISDrr, X86::Int_COMISDrm, 0 },
+ { X86::Int_COMISSrr, X86::Int_COMISSrm, 0 },
+ { X86::CVTSD2SI64rr, X86::CVTSD2SI64rm, 0 },
+ { X86::CVTSD2SIrr, X86::CVTSD2SIrm, 0 },
+ { X86::CVTSS2SI64rr, X86::CVTSS2SI64rm, 0 },
+ { X86::CVTSS2SIrr, X86::CVTSS2SIrm, 0 },
+ { X86::CVTTPD2DQrr, X86::CVTTPD2DQrm, TB_ALIGN_16 },
+ { X86::CVTTPS2DQrr, X86::CVTTPS2DQrm, TB_ALIGN_16 },
+ { X86::Int_CVTTSD2SI64rr,X86::Int_CVTTSD2SI64rm, 0 },
+ { X86::Int_CVTTSD2SIrr, X86::Int_CVTTSD2SIrm, 0 },
+ { X86::Int_CVTTSS2SI64rr,X86::Int_CVTTSS2SI64rm, 0 },
+ { X86::Int_CVTTSS2SIrr, X86::Int_CVTTSS2SIrm, 0 },
+ { X86::Int_UCOMISDrr, X86::Int_UCOMISDrm, 0 },
+ { X86::Int_UCOMISSrr, X86::Int_UCOMISSrm, 0 },
+ { X86::MOV16rr, X86::MOV16rm, 0 },
+ { X86::MOV32rr, X86::MOV32rm, 0 },
+ { X86::MOV64rr, X86::MOV64rm, 0 },
+ { X86::MOV64toPQIrr, X86::MOVQI2PQIrm, 0 },
+ { X86::MOV64toSDrr, X86::MOV64toSDrm, 0 },
+ { X86::MOV8rr, X86::MOV8rm, 0 },
+ { X86::MOVAPDrr, X86::MOVAPDrm, TB_ALIGN_16 },
+ { X86::MOVAPSrr, X86::MOVAPSrm, TB_ALIGN_16 },
+ { X86::MOVDDUPrr, X86::MOVDDUPrm, 0 },
+ { X86::MOVDI2PDIrr, X86::MOVDI2PDIrm, 0 },
+ { X86::MOVDI2SSrr, X86::MOVDI2SSrm, 0 },
+ { X86::MOVDQArr, X86::MOVDQArm, TB_ALIGN_16 },
+ { X86::MOVSHDUPrr, X86::MOVSHDUPrm, TB_ALIGN_16 },
+ { X86::MOVSLDUPrr, X86::MOVSLDUPrm, TB_ALIGN_16 },
+ { X86::MOVSX16rr8, X86::MOVSX16rm8, 0 },
+ { X86::MOVSX32rr16, X86::MOVSX32rm16, 0 },
+ { X86::MOVSX32rr8, X86::MOVSX32rm8, 0 },
+ { X86::MOVSX64rr16, X86::MOVSX64rm16, 0 },
+ { X86::MOVSX64rr32, X86::MOVSX64rm32, 0 },
+ { X86::MOVSX64rr8, X86::MOVSX64rm8, 0 },
+ { X86::MOVUPDrr, X86::MOVUPDrm, TB_ALIGN_16 },
+ { X86::MOVUPSrr, X86::MOVUPSrm, 0 },
+ { X86::MOVZDI2PDIrr, X86::MOVZDI2PDIrm, 0 },
+ { X86::MOVZQI2PQIrr, X86::MOVZQI2PQIrm, 0 },
+ { X86::MOVZPQILo2PQIrr, X86::MOVZPQILo2PQIrm, TB_ALIGN_16 },
+ { X86::MOVZX16rr8, X86::MOVZX16rm8, 0 },
+ { X86::MOVZX32rr16, X86::MOVZX32rm16, 0 },
+ { X86::MOVZX32_NOREXrr8, X86::MOVZX32_NOREXrm8, 0 },
+ { X86::MOVZX32rr8, X86::MOVZX32rm8, 0 },
+ { X86::MOVZX64rr16, X86::MOVZX64rm16, 0 },
+ { X86::MOVZX64rr32, X86::MOVZX64rm32, 0 },
+ { X86::MOVZX64rr8, X86::MOVZX64rm8, 0 },
+ { X86::PABSBrr128, X86::PABSBrm128, TB_ALIGN_16 },
+ { X86::PABSDrr128, X86::PABSDrm128, TB_ALIGN_16 },
+ { X86::PABSWrr128, X86::PABSWrm128, 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::RCPPSr, X86::RCPPSm, TB_ALIGN_16 },
+ { X86::RCPPSr_Int, X86::RCPPSm_Int, 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 },
+ { X86::SQRTPSr, X86::SQRTPSm, TB_ALIGN_16 },
+ { X86::SQRTSDr, X86::SQRTSDm, 0 },
+ { X86::SQRTSDr_Int, X86::SQRTSDm_Int, 0 },
+ { X86::SQRTSSr, X86::SQRTSSm, 0 },
+ { X86::SQRTSSr_Int, X86::SQRTSSm_Int, 0 },
+ { X86::TEST16rr, X86::TEST16rm, 0 },
+ { X86::TEST32rr, X86::TEST32rm, 0 },
+ { X86::TEST64rr, X86::TEST64rm, 0 },
+ { X86::TEST8rr, X86::TEST8rm, 0 },
// FIXME: TEST*rr EAX,EAX ---> CMP [mem], 0
- { X86::UCOMISDrr, X86::UCOMISDrm, 0 },
- { X86::UCOMISSrr, X86::UCOMISSrm, 0 },
- { X86::VUCOMISDrr, X86::VUCOMISDrm, 0 },
- { X86::VUCOMISSrr, X86::VUCOMISSrm, 0 }
+ { X86::UCOMISDrr, X86::UCOMISDrm, 0 },
+ { X86::UCOMISSrr, X86::UCOMISSrm, 0 },
+ // AVX 128-bit versions of foldable instructions
+ { X86::Int_VCOMISDrr, X86::Int_VCOMISDrm, 0 },
+ { X86::Int_VCOMISSrr, X86::Int_VCOMISSrm, 0 },
+ { X86::Int_VUCOMISDrr, X86::Int_VUCOMISDrm, 0 },
+ { X86::Int_VUCOMISSrr, X86::Int_VUCOMISSrm, 0 },
+ { X86::VCVTTSD2SI64rr, X86::VCVTTSD2SI64rm, 0 },
+ { X86::Int_VCVTTSD2SI64rr,X86::Int_VCVTTSD2SI64rm,0 },
+ { X86::VCVTTSD2SIrr, X86::VCVTTSD2SIrm, 0 },
+ { X86::Int_VCVTTSD2SIrr,X86::Int_VCVTTSD2SIrm, 0 },
+ { X86::VCVTTSS2SI64rr, X86::VCVTTSS2SI64rm, 0 },
+ { X86::Int_VCVTTSS2SI64rr,X86::Int_VCVTTSS2SI64rm,0 },
+ { X86::VCVTTSS2SIrr, X86::VCVTTSS2SIrm, 0 },
+ { X86::Int_VCVTTSS2SIrr,X86::Int_VCVTTSS2SIrm, 0 },
+ { X86::VCVTSD2SI64rr, X86::VCVTSD2SI64rm, 0 },
+ { X86::VCVTSD2SIrr, X86::VCVTSD2SIrm, 0 },
+ { X86::VCVTSS2SI64rr, X86::VCVTSS2SI64rm, 0 },
+ { X86::VCVTSS2SIrr, X86::VCVTSS2SIrm, 0 },
+ { X86::FsVMOVAPDrr, X86::VMOVSDrm, TB_NO_REVERSE },
+ { X86::FsVMOVAPSrr, X86::VMOVSSrm, TB_NO_REVERSE },
+ { X86::VMOV64toPQIrr, X86::VMOVQI2PQIrm, 0 },
+ { X86::VMOV64toSDrr, X86::VMOV64toSDrm, 0 },
+ { X86::VMOVAPDrr, X86::VMOVAPDrm, TB_ALIGN_16 },
+ { X86::VMOVAPSrr, X86::VMOVAPSrm, TB_ALIGN_16 },
+ { X86::VMOVDDUPrr, X86::VMOVDDUPrm, 0 },
+ { 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::VMOVUPDrr, X86::VMOVUPDrm, 0 },
+ { X86::VMOVUPSrr, X86::VMOVUPSrm, 0 },
+ { X86::VMOVZDI2PDIrr, X86::VMOVZDI2PDIrm, 0 },
+ { X86::VMOVZQI2PQIrr, X86::VMOVZQI2PQIrm, 0 },
+ { X86::VMOVZPQILo2PQIrr,X86::VMOVZPQILo2PQIrm, TB_ALIGN_16 },
+ { X86::VPABSBrr128, X86::VPABSBrm128, 0 },
+ { X86::VPABSDrr128, X86::VPABSDrm128, 0 },
+ { X86::VPABSWrr128, X86::VPABSWrm128, 0 },
+ { X86::VPERMILPDri, X86::VPERMILPDmi, 0 },
+ { X86::VPERMILPSri, X86::VPERMILPSmi, 0 },
+ { X86::VPSHUFDri, X86::VPSHUFDmi, 0 },
+ { X86::VPSHUFHWri, X86::VPSHUFHWmi, 0 },
+ { X86::VPSHUFLWri, X86::VPSHUFLWmi, 0 },
+ { X86::VRCPPSr, X86::VRCPPSm, 0 },
+ { X86::VRCPPSr_Int, X86::VRCPPSm_Int, 0 },
+ { X86::VRSQRTPSr, X86::VRSQRTPSm, 0 },
+ { X86::VRSQRTPSr_Int, X86::VRSQRTPSm_Int, 0 },
+ { X86::VSQRTPDr, X86::VSQRTPDm, 0 },
+ { X86::VSQRTPSr, X86::VSQRTPSm, 0 },
+ { X86::VUCOMISDrr, X86::VUCOMISDrm, 0 },
+ { X86::VUCOMISSrr, X86::VUCOMISSrm, 0 },
+ { X86::VBROADCASTSSrr, X86::VBROADCASTSSrm, TB_NO_REVERSE },
+
+ // AVX 256-bit foldable instructions
+ { X86::VMOVAPDYrr, X86::VMOVAPDYrm, TB_ALIGN_32 },
+ { X86::VMOVAPSYrr, X86::VMOVAPSYrm, TB_ALIGN_32 },
+ { X86::VMOVDQAYrr, X86::VMOVDQAYrm, TB_ALIGN_32 },
+ { X86::VMOVUPDYrr, X86::VMOVUPDYrm, 0 },
+ { X86::VMOVUPSYrr, X86::VMOVUPSYrm, 0 },
+ { X86::VPERMILPDYri, X86::VPERMILPDYmi, 0 },
+ { X86::VPERMILPSYri, X86::VPERMILPSYmi, 0 },
+
+ // AVX2 foldable instructions
+ { X86::VPABSBrr256, X86::VPABSBrm256, 0 },
+ { X86::VPABSDrr256, X86::VPABSDrm256, 0 },
+ { X86::VPABSWrr256, X86::VPABSWrm256, 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 },
+
+ // BMI/BMI2/LZCNT/POPCNT foldable instructions
+ { X86::BEXTR32rr, X86::BEXTR32rm, 0 },
+ { X86::BEXTR64rr, X86::BEXTR64rm, 0 },
+ { X86::BLSI32rr, X86::BLSI32rm, 0 },
+ { X86::BLSI64rr, X86::BLSI64rm, 0 },
+ { X86::BLSMSK32rr, X86::BLSMSK32rm, 0 },
+ { X86::BLSMSK64rr, X86::BLSMSK64rm, 0 },
+ { X86::BLSR32rr, X86::BLSR32rm, 0 },
+ { X86::BLSR64rr, X86::BLSR64rm, 0 },
+ { X86::BZHI32rr, X86::BZHI32rm, 0 },
+ { X86::BZHI64rr, X86::BZHI64rm, 0 },
+ { X86::LZCNT16rr, X86::LZCNT16rm, 0 },
+ { X86::LZCNT32rr, X86::LZCNT32rm, 0 },
+ { X86::LZCNT64rr, X86::LZCNT64rm, 0 },
+ { X86::POPCNT16rr, X86::POPCNT16rm, 0 },
+ { X86::POPCNT32rr, X86::POPCNT32rm, 0 },
+ { X86::POPCNT64rr, X86::POPCNT64rm, 0 },
+ { X86::RORX32ri, X86::RORX32mi, 0 },
+ { X86::RORX64ri, X86::RORX64mi, 0 },
+ { X86::SARX32rr, X86::SARX32rm, 0 },
+ { X86::SARX64rr, X86::SARX64rm, 0 },
+ { X86::SHRX32rr, X86::SHRX32rm, 0 },
+ { X86::SHRX64rr, X86::SHRX64rm, 0 },
+ { X86::SHLX32rr, X86::SHLX32rm, 0 },
+ { X86::SHLX64rr, X86::SHLX64rm, 0 },
+ { X86::TZCNT16rr, X86::TZCNT16rm, 0 },
+ { X86::TZCNT32rr, X86::TZCNT32rm, 0 },
+ { X86::TZCNT64rr, X86::TZCNT64rm, 0 },
};
for (unsigned i = 0, e = array_lengthof(OpTbl1); i != e; ++i) {
- unsigned RegOp = OpTbl1[i][0];
- unsigned MemOp = OpTbl1[i][1] & ~TB_FLAGS;
- unsigned Align = OpTbl1[i][2];
- assert(!RegOp2MemOpTable1.count(RegOp) && "Duplicate entries");
- RegOp2MemOpTable1[RegOp] = std::make_pair(MemOp, Align);
-
- // If this is not a reversible operation (because there is a many->one)
- // mapping, don't insert the reverse of the operation into MemOp2RegOpTable.
- if (OpTbl1[i][1] & TB_NOT_REVERSABLE)
- continue;
+ unsigned RegOp = OpTbl1[i].RegOp;
+ unsigned MemOp = OpTbl1[i].MemOp;
+ unsigned Flags = OpTbl1[i].Flags;
+ AddTableEntry(RegOp2MemOpTable1, MemOp2RegOpTable,
+ RegOp, MemOp,
+ // Index 1, folded load
+ Flags | TB_INDEX_1 | TB_FOLDED_LOAD);
+ }
- // Index 1, folded load
- unsigned AuxInfo = 1 | (1 << 4);
- assert(!MemOp2RegOpTable.count(MemOp) && "Duplicate entries");
- MemOp2RegOpTable[MemOp] = std::make_pair(RegOp, AuxInfo);
- }
-
- static const unsigned OpTbl2[][3] = {
- { X86::ADC32rr, X86::ADC32rm, 0 },
- { X86::ADC64rr, X86::ADC64rm, 0 },
- { X86::ADD16rr, X86::ADD16rm, 0 },
- { X86::ADD16rr_DB, X86::ADD16rm | TB_NOT_REVERSABLE, 0 },
- { X86::ADD32rr, X86::ADD32rm, 0 },
- { X86::ADD32rr_DB, X86::ADD32rm | TB_NOT_REVERSABLE, 0 },
- { X86::ADD64rr, X86::ADD64rm, 0 },
- { X86::ADD64rr_DB, X86::ADD64rm | TB_NOT_REVERSABLE, 0 },
- { X86::ADD8rr, X86::ADD8rm, 0 },
- { X86::ADDPDrr, X86::ADDPDrm, 16 },
- { X86::ADDPSrr, X86::ADDPSrm, 16 },
- { X86::ADDSDrr, X86::ADDSDrm, 0 },
- { X86::ADDSSrr, X86::ADDSSrm, 0 },
- { X86::ADDSUBPDrr, X86::ADDSUBPDrm, 16 },
- { X86::ADDSUBPSrr, X86::ADDSUBPSrm, 16 },
- { X86::AND16rr, X86::AND16rm, 0 },
- { X86::AND32rr, X86::AND32rm, 0 },
- { X86::AND64rr, X86::AND64rm, 0 },
- { X86::AND8rr, X86::AND8rm, 0 },
- { X86::ANDNPDrr, X86::ANDNPDrm, 16 },
- { X86::ANDNPSrr, X86::ANDNPSrm, 16 },
- { X86::ANDPDrr, X86::ANDPDrm, 16 },
- { X86::ANDPSrr, X86::ANDPSrm, 16 },
- { X86::CMOVA16rr, X86::CMOVA16rm, 0 },
- { X86::CMOVA32rr, X86::CMOVA32rm, 0 },
- { X86::CMOVA64rr, X86::CMOVA64rm, 0 },
- { X86::CMOVAE16rr, X86::CMOVAE16rm, 0 },
- { X86::CMOVAE32rr, X86::CMOVAE32rm, 0 },
- { X86::CMOVAE64rr, X86::CMOVAE64rm, 0 },
- { X86::CMOVB16rr, X86::CMOVB16rm, 0 },
- { X86::CMOVB32rr, X86::CMOVB32rm, 0 },
- { X86::CMOVB64rr, X86::CMOVB64rm, 0 },
- { X86::CMOVBE16rr, X86::CMOVBE16rm, 0 },
- { X86::CMOVBE32rr, X86::CMOVBE32rm, 0 },
- { X86::CMOVBE64rr, X86::CMOVBE64rm, 0 },
- { X86::CMOVE16rr, X86::CMOVE16rm, 0 },
- { X86::CMOVE32rr, X86::CMOVE32rm, 0 },
- { X86::CMOVE64rr, X86::CMOVE64rm, 0 },
- { X86::CMOVG16rr, X86::CMOVG16rm, 0 },
- { X86::CMOVG32rr, X86::CMOVG32rm, 0 },
- { X86::CMOVG64rr, X86::CMOVG64rm, 0 },
- { X86::CMOVGE16rr, X86::CMOVGE16rm, 0 },
- { X86::CMOVGE32rr, X86::CMOVGE32rm, 0 },
- { X86::CMOVGE64rr, X86::CMOVGE64rm, 0 },
- { X86::CMOVL16rr, X86::CMOVL16rm, 0 },
- { X86::CMOVL32rr, X86::CMOVL32rm, 0 },
- { X86::CMOVL64rr, X86::CMOVL64rm, 0 },
- { X86::CMOVLE16rr, X86::CMOVLE16rm, 0 },
- { X86::CMOVLE32rr, X86::CMOVLE32rm, 0 },
- { X86::CMOVLE64rr, X86::CMOVLE64rm, 0 },
- { X86::CMOVNE16rr, X86::CMOVNE16rm, 0 },
- { X86::CMOVNE32rr, X86::CMOVNE32rm, 0 },
- { X86::CMOVNE64rr, X86::CMOVNE64rm, 0 },
- { X86::CMOVNO16rr, X86::CMOVNO16rm, 0 },
- { X86::CMOVNO32rr, X86::CMOVNO32rm, 0 },
- { X86::CMOVNO64rr, X86::CMOVNO64rm, 0 },
- { X86::CMOVNP16rr, X86::CMOVNP16rm, 0 },
- { X86::CMOVNP32rr, X86::CMOVNP32rm, 0 },
- { X86::CMOVNP64rr, X86::CMOVNP64rm, 0 },
- { X86::CMOVNS16rr, X86::CMOVNS16rm, 0 },
- { X86::CMOVNS32rr, X86::CMOVNS32rm, 0 },
- { X86::CMOVNS64rr, X86::CMOVNS64rm, 0 },
- { X86::CMOVO16rr, X86::CMOVO16rm, 0 },
- { X86::CMOVO32rr, X86::CMOVO32rm, 0 },
- { X86::CMOVO64rr, X86::CMOVO64rm, 0 },
- { X86::CMOVP16rr, X86::CMOVP16rm, 0 },
- { X86::CMOVP32rr, X86::CMOVP32rm, 0 },
- { X86::CMOVP64rr, X86::CMOVP64rm, 0 },
- { X86::CMOVS16rr, X86::CMOVS16rm, 0 },
- { X86::CMOVS32rr, X86::CMOVS32rm, 0 },
- { X86::CMOVS64rr, X86::CMOVS64rm, 0 },
- { X86::CMPPDrri, X86::CMPPDrmi, 16 },
- { X86::CMPPSrri, X86::CMPPSrmi, 16 },
- { X86::CMPSDrr, X86::CMPSDrm, 0 },
- { X86::CMPSSrr, X86::CMPSSrm, 0 },
- { X86::DIVPDrr, X86::DIVPDrm, 16 },
- { X86::DIVPSrr, X86::DIVPSrm, 16 },
- { X86::DIVSDrr, X86::DIVSDrm, 0 },
- { X86::DIVSSrr, X86::DIVSSrm, 0 },
- { X86::FsANDNPDrr, X86::FsANDNPDrm, 16 },
- { X86::FsANDNPSrr, X86::FsANDNPSrm, 16 },
- { X86::FsANDPDrr, X86::FsANDPDrm, 16 },
- { X86::FsANDPSrr, X86::FsANDPSrm, 16 },
- { X86::FsORPDrr, X86::FsORPDrm, 16 },
- { X86::FsORPSrr, X86::FsORPSrm, 16 },
- { X86::FsXORPDrr, X86::FsXORPDrm, 16 },
- { X86::FsXORPSrr, X86::FsXORPSrm, 16 },
- { X86::HADDPDrr, X86::HADDPDrm, 16 },
- { X86::HADDPSrr, X86::HADDPSrm, 16 },
- { X86::HSUBPDrr, X86::HSUBPDrm, 16 },
- { X86::HSUBPSrr, X86::HSUBPSrm, 16 },
- { X86::IMUL16rr, X86::IMUL16rm, 0 },
- { X86::IMUL32rr, X86::IMUL32rm, 0 },
- { X86::IMUL64rr, X86::IMUL64rm, 0 },
- { X86::Int_CMPSDrr, X86::Int_CMPSDrm, 0 },
- { X86::Int_CMPSSrr, X86::Int_CMPSSrm, 0 },
- { X86::MAXPDrr, X86::MAXPDrm, 16 },
- { X86::MAXPDrr_Int, X86::MAXPDrm_Int, 16 },
- { X86::MAXPSrr, X86::MAXPSrm, 16 },
- { X86::MAXPSrr_Int, X86::MAXPSrm_Int, 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, 16 },
- { X86::MINPDrr_Int, X86::MINPDrm_Int, 16 },
- { X86::MINPSrr, X86::MINPSrm, 16 },
- { X86::MINPSrr_Int, X86::MINPSrm_Int, 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::MULPDrr, X86::MULPDrm, 16 },
- { X86::MULPSrr, X86::MULPSrm, 16 },
- { X86::MULSDrr, X86::MULSDrm, 0 },
- { X86::MULSSrr, X86::MULSSrm, 0 },
- { X86::OR16rr, X86::OR16rm, 0 },
- { X86::OR32rr, X86::OR32rm, 0 },
- { X86::OR64rr, X86::OR64rm, 0 },
- { X86::OR8rr, X86::OR8rm, 0 },
- { X86::ORPDrr, X86::ORPDrm, 16 },
- { X86::ORPSrr, X86::ORPSrm, 16 },
- { X86::PACKSSDWrr, X86::PACKSSDWrm, 16 },
- { X86::PACKSSWBrr, X86::PACKSSWBrm, 16 },
- { X86::PACKUSWBrr, X86::PACKUSWBrm, 16 },
- { X86::PADDBrr, X86::PADDBrm, 16 },
- { X86::PADDDrr, X86::PADDDrm, 16 },
- { X86::PADDQrr, X86::PADDQrm, 16 },
- { X86::PADDSBrr, X86::PADDSBrm, 16 },
- { X86::PADDSWrr, X86::PADDSWrm, 16 },
- { X86::PADDWrr, X86::PADDWrm, 16 },
- { X86::PANDNrr, X86::PANDNrm, 16 },
- { X86::PANDrr, X86::PANDrm, 16 },
- { X86::PAVGBrr, X86::PAVGBrm, 16 },
- { X86::PAVGWrr, X86::PAVGWrm, 16 },
- { X86::PCMPEQBrr, X86::PCMPEQBrm, 16 },
- { X86::PCMPEQDrr, X86::PCMPEQDrm, 16 },
- { X86::PCMPEQWrr, X86::PCMPEQWrm, 16 },
- { X86::PCMPGTBrr, X86::PCMPGTBrm, 16 },
- { X86::PCMPGTDrr, X86::PCMPGTDrm, 16 },
- { X86::PCMPGTWrr, X86::PCMPGTWrm, 16 },
- { X86::PINSRWrri, X86::PINSRWrmi, 16 },
- { X86::PMADDWDrr, X86::PMADDWDrm, 16 },
- { X86::PMAXSWrr, X86::PMAXSWrm, 16 },
- { X86::PMAXUBrr, X86::PMAXUBrm, 16 },
- { X86::PMINSWrr, X86::PMINSWrm, 16 },
- { X86::PMINUBrr, X86::PMINUBrm, 16 },
- { X86::PMULDQrr, X86::PMULDQrm, 16 },
- { X86::PMULHUWrr, X86::PMULHUWrm, 16 },
- { X86::PMULHWrr, X86::PMULHWrm, 16 },
- { X86::PMULLDrr, X86::PMULLDrm, 16 },
- { X86::PMULLWrr, X86::PMULLWrm, 16 },
- { X86::PMULUDQrr, X86::PMULUDQrm, 16 },
- { X86::PORrr, X86::PORrm, 16 },
- { X86::PSADBWrr, X86::PSADBWrm, 16 },
- { X86::PSLLDrr, X86::PSLLDrm, 16 },
- { X86::PSLLQrr, X86::PSLLQrm, 16 },
- { X86::PSLLWrr, X86::PSLLWrm, 16 },
- { X86::PSRADrr, X86::PSRADrm, 16 },
- { X86::PSRAWrr, X86::PSRAWrm, 16 },
- { X86::PSRLDrr, X86::PSRLDrm, 16 },
- { X86::PSRLQrr, X86::PSRLQrm, 16 },
- { X86::PSRLWrr, X86::PSRLWrm, 16 },
- { X86::PSUBBrr, X86::PSUBBrm, 16 },
- { X86::PSUBDrr, X86::PSUBDrm, 16 },
- { X86::PSUBSBrr, X86::PSUBSBrm, 16 },
- { X86::PSUBSWrr, X86::PSUBSWrm, 16 },
- { X86::PSUBWrr, X86::PSUBWrm, 16 },
- { X86::PUNPCKHBWrr, X86::PUNPCKHBWrm, 16 },
- { X86::PUNPCKHDQrr, X86::PUNPCKHDQrm, 16 },
- { X86::PUNPCKHQDQrr, X86::PUNPCKHQDQrm, 16 },
- { X86::PUNPCKHWDrr, X86::PUNPCKHWDrm, 16 },
- { X86::PUNPCKLBWrr, X86::PUNPCKLBWrm, 16 },
- { X86::PUNPCKLDQrr, X86::PUNPCKLDQrm, 16 },
- { X86::PUNPCKLQDQrr, X86::PUNPCKLQDQrm, 16 },
- { X86::PUNPCKLWDrr, X86::PUNPCKLWDrm, 16 },
- { X86::PXORrr, X86::PXORrm, 16 },
- { X86::SBB32rr, X86::SBB32rm, 0 },
- { X86::SBB64rr, X86::SBB64rm, 0 },
- { X86::SHUFPDrri, X86::SHUFPDrmi, 16 },
- { X86::SHUFPSrri, X86::SHUFPSrmi, 16 },
- { X86::SUB16rr, X86::SUB16rm, 0 },
- { X86::SUB32rr, X86::SUB32rm, 0 },
- { X86::SUB64rr, X86::SUB64rm, 0 },
- { X86::SUB8rr, X86::SUB8rm, 0 },
- { X86::SUBPDrr, X86::SUBPDrm, 16 },
- { X86::SUBPSrr, X86::SUBPSrm, 16 },
- { X86::SUBSDrr, X86::SUBSDrm, 0 },
- { X86::SUBSSrr, X86::SUBSSrm, 0 },
+ static const X86OpTblEntry OpTbl2[] = {
+ { X86::ADC32rr, X86::ADC32rm, 0 },
+ { X86::ADC64rr, X86::ADC64rm, 0 },
+ { X86::ADD16rr, X86::ADD16rm, 0 },
+ { X86::ADD16rr_DB, X86::ADD16rm, TB_NO_REVERSE },
+ { X86::ADD32rr, X86::ADD32rm, 0 },
+ { X86::ADD32rr_DB, X86::ADD32rm, TB_NO_REVERSE },
+ { X86::ADD64rr, X86::ADD64rm, 0 },
+ { X86::ADD64rr_DB, X86::ADD64rm, TB_NO_REVERSE },
+ { X86::ADD8rr, X86::ADD8rm, 0 },
+ { X86::ADDPDrr, X86::ADDPDrm, TB_ALIGN_16 },
+ { X86::ADDPSrr, X86::ADDPSrm, TB_ALIGN_16 },
+ { X86::ADDSDrr, X86::ADDSDrm, 0 },
+ { X86::ADDSSrr, X86::ADDSSrm, 0 },
+ { X86::ADDSUBPDrr, X86::ADDSUBPDrm, TB_ALIGN_16 },
+ { X86::ADDSUBPSrr, X86::ADDSUBPSrm, TB_ALIGN_16 },
+ { X86::AND16rr, X86::AND16rm, 0 },
+ { X86::AND32rr, X86::AND32rm, 0 },
+ { X86::AND64rr, X86::AND64rm, 0 },
+ { X86::AND8rr, X86::AND8rm, 0 },
+ { X86::ANDNPDrr, X86::ANDNPDrm, TB_ALIGN_16 },
+ { X86::ANDNPSrr, X86::ANDNPSrm, TB_ALIGN_16 },
+ { X86::ANDPDrr, X86::ANDPDrm, TB_ALIGN_16 },
+ { X86::ANDPSrr, X86::ANDPSrm, TB_ALIGN_16 },
+ { X86::BLENDPDrri, X86::BLENDPDrmi, TB_ALIGN_16 },
+ { X86::BLENDPSrri, X86::BLENDPSrmi, TB_ALIGN_16 },
+ { X86::BLENDVPDrr0, X86::BLENDVPDrm0, TB_ALIGN_16 },
+ { X86::BLENDVPSrr0, X86::BLENDVPSrm0, TB_ALIGN_16 },
+ { X86::CMOVA16rr, X86::CMOVA16rm, 0 },
+ { X86::CMOVA32rr, X86::CMOVA32rm, 0 },
+ { X86::CMOVA64rr, X86::CMOVA64rm, 0 },
+ { X86::CMOVAE16rr, X86::CMOVAE16rm, 0 },
+ { X86::CMOVAE32rr, X86::CMOVAE32rm, 0 },
+ { X86::CMOVAE64rr, X86::CMOVAE64rm, 0 },
+ { X86::CMOVB16rr, X86::CMOVB16rm, 0 },
+ { X86::CMOVB32rr, X86::CMOVB32rm, 0 },
+ { X86::CMOVB64rr, X86::CMOVB64rm, 0 },
+ { X86::CMOVBE16rr, X86::CMOVBE16rm, 0 },
+ { X86::CMOVBE32rr, X86::CMOVBE32rm, 0 },
+ { X86::CMOVBE64rr, X86::CMOVBE64rm, 0 },
+ { X86::CMOVE16rr, X86::CMOVE16rm, 0 },
+ { X86::CMOVE32rr, X86::CMOVE32rm, 0 },
+ { X86::CMOVE64rr, X86::CMOVE64rm, 0 },
+ { X86::CMOVG16rr, X86::CMOVG16rm, 0 },
+ { X86::CMOVG32rr, X86::CMOVG32rm, 0 },
+ { X86::CMOVG64rr, X86::CMOVG64rm, 0 },
+ { X86::CMOVGE16rr, X86::CMOVGE16rm, 0 },
+ { X86::CMOVGE32rr, X86::CMOVGE32rm, 0 },
+ { X86::CMOVGE64rr, X86::CMOVGE64rm, 0 },
+ { X86::CMOVL16rr, X86::CMOVL16rm, 0 },
+ { X86::CMOVL32rr, X86::CMOVL32rm, 0 },
+ { X86::CMOVL64rr, X86::CMOVL64rm, 0 },
+ { X86::CMOVLE16rr, X86::CMOVLE16rm, 0 },
+ { X86::CMOVLE32rr, X86::CMOVLE32rm, 0 },
+ { X86::CMOVLE64rr, X86::CMOVLE64rm, 0 },
+ { X86::CMOVNE16rr, X86::CMOVNE16rm, 0 },
+ { X86::CMOVNE32rr, X86::CMOVNE32rm, 0 },
+ { X86::CMOVNE64rr, X86::CMOVNE64rm, 0 },
+ { X86::CMOVNO16rr, X86::CMOVNO16rm, 0 },
+ { X86::CMOVNO32rr, X86::CMOVNO32rm, 0 },
+ { X86::CMOVNO64rr, X86::CMOVNO64rm, 0 },
+ { X86::CMOVNP16rr, X86::CMOVNP16rm, 0 },
+ { X86::CMOVNP32rr, X86::CMOVNP32rm, 0 },
+ { X86::CMOVNP64rr, X86::CMOVNP64rm, 0 },
+ { X86::CMOVNS16rr, X86::CMOVNS16rm, 0 },
+ { X86::CMOVNS32rr, X86::CMOVNS32rm, 0 },
+ { X86::CMOVNS64rr, X86::CMOVNS64rm, 0 },
+ { X86::CMOVO16rr, X86::CMOVO16rm, 0 },
+ { X86::CMOVO32rr, X86::CMOVO32rm, 0 },
+ { X86::CMOVO64rr, X86::CMOVO64rm, 0 },
+ { X86::CMOVP16rr, X86::CMOVP16rm, 0 },
+ { X86::CMOVP32rr, X86::CMOVP32rm, 0 },
+ { X86::CMOVP64rr, X86::CMOVP64rm, 0 },
+ { X86::CMOVS16rr, X86::CMOVS16rm, 0 },
+ { X86::CMOVS32rr, X86::CMOVS32rm, 0 },
+ { X86::CMOVS64rr, X86::CMOVS64rm, 0 },
+ { X86::CMPPDrri, X86::CMPPDrmi, TB_ALIGN_16 },
+ { X86::CMPPSrri, X86::CMPPSrmi, TB_ALIGN_16 },
+ { X86::CMPSDrr, X86::CMPSDrm, 0 },
+ { X86::CMPSSrr, X86::CMPSSrm, 0 },
+ { X86::DIVPDrr, X86::DIVPDrm, TB_ALIGN_16 },
+ { X86::DIVPSrr, X86::DIVPSrm, TB_ALIGN_16 },
+ { X86::DIVSDrr, X86::DIVSDrm, 0 },
+ { X86::DIVSSrr, X86::DIVSSrm, 0 },
+ { X86::FsANDNPDrr, X86::FsANDNPDrm, TB_ALIGN_16 },
+ { X86::FsANDNPSrr, X86::FsANDNPSrm, TB_ALIGN_16 },
+ { X86::FsANDPDrr, X86::FsANDPDrm, TB_ALIGN_16 },
+ { X86::FsANDPSrr, X86::FsANDPSrm, TB_ALIGN_16 },
+ { X86::FsORPDrr, X86::FsORPDrm, 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::HADDPDrr, X86::HADDPDrm, TB_ALIGN_16 },
+ { X86::HADDPSrr, X86::HADDPSrm, TB_ALIGN_16 },
+ { X86::HSUBPDrr, X86::HSUBPDrm, TB_ALIGN_16 },
+ { X86::HSUBPSrr, X86::HSUBPSrm, TB_ALIGN_16 },
+ { X86::IMUL16rr, X86::IMUL16rm, 0 },
+ { X86::IMUL32rr, X86::IMUL32rm, 0 },
+ { X86::IMUL64rr, X86::IMUL64rm, 0 },
+ { X86::Int_CMPSDrr, X86::Int_CMPSDrm, 0 },
+ { X86::Int_CMPSSrr, X86::Int_CMPSSrm, 0 },
+ { X86::Int_CVTSD2SSrr, X86::Int_CVTSD2SSrm, 0 },
+ { X86::Int_CVTSI2SD64rr,X86::Int_CVTSI2SD64rm, 0 },
+ { X86::Int_CVTSI2SDrr, X86::Int_CVTSI2SDrm, 0 },
+ { X86::Int_CVTSI2SS64rr,X86::Int_CVTSI2SS64rm, 0 },
+ { X86::Int_CVTSI2SSrr, X86::Int_CVTSI2SSrm, 0 },
+ { X86::Int_CVTSS2SDrr, X86::Int_CVTSS2SDrm, 0 },
+ { X86::MAXPDrr, X86::MAXPDrm, TB_ALIGN_16 },
+ { X86::MAXPSrr, X86::MAXPSrm, TB_ALIGN_16 },
+ { X86::MAXSDrr, X86::MAXSDrm, 0 },
+ { X86::MAXSSrr, X86::MAXSSrm, 0 },
+ { X86::MINPDrr, X86::MINPDrm, TB_ALIGN_16 },
+ { X86::MINPSrr, X86::MINPSrm, TB_ALIGN_16 },
+ { X86::MINSDrr, X86::MINSDrm, 0 },
+ { X86::MINSSrr, X86::MINSSrm, 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::MULSSrr, X86::MULSSrm, 0 },
+ { X86::OR16rr, X86::OR16rm, 0 },
+ { X86::OR32rr, X86::OR32rm, 0 },
+ { X86::OR64rr, X86::OR64rm, 0 },
+ { X86::OR8rr, X86::OR8rm, 0 },
+ { X86::ORPDrr, X86::ORPDrm, TB_ALIGN_16 },
+ { X86::ORPSrr, X86::ORPSrm, TB_ALIGN_16 },
+ { X86::PACKSSDWrr, X86::PACKSSDWrm, TB_ALIGN_16 },
+ { X86::PACKSSWBrr, X86::PACKSSWBrm, TB_ALIGN_16 },
+ { X86::PACKUSDWrr, X86::PACKUSDWrm, TB_ALIGN_16 },
+ { X86::PACKUSWBrr, X86::PACKUSWBrm, TB_ALIGN_16 },
+ { X86::PADDBrr, X86::PADDBrm, TB_ALIGN_16 },
+ { X86::PADDDrr, X86::PADDDrm, TB_ALIGN_16 },
+ { X86::PADDQrr, X86::PADDQrm, TB_ALIGN_16 },
+ { X86::PADDSBrr, X86::PADDSBrm, TB_ALIGN_16 },
+ { X86::PADDSWrr, X86::PADDSWrm, TB_ALIGN_16 },
+ { X86::PADDUSBrr, X86::PADDUSBrm, TB_ALIGN_16 },
+ { X86::PADDUSWrr, X86::PADDUSWrm, TB_ALIGN_16 },
+ { X86::PADDWrr, X86::PADDWrm, TB_ALIGN_16 },
+ { X86::PALIGNR128rr, X86::PALIGNR128rm, TB_ALIGN_16 },
+ { X86::PANDNrr, X86::PANDNrm, TB_ALIGN_16 },
+ { X86::PANDrr, X86::PANDrm, TB_ALIGN_16 },
+ { X86::PAVGBrr, X86::PAVGBrm, TB_ALIGN_16 },
+ { X86::PAVGWrr, X86::PAVGWrm, TB_ALIGN_16 },
+ { X86::PBLENDWrri, X86::PBLENDWrmi, 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::PCMPEQWrr, X86::PCMPEQWrm, TB_ALIGN_16 },
+ { X86::PCMPGTBrr, X86::PCMPGTBrm, TB_ALIGN_16 },
+ { X86::PCMPGTDrr, X86::PCMPGTDrm, TB_ALIGN_16 },
+ { X86::PCMPGTQrr, X86::PCMPGTQrm, TB_ALIGN_16 },
+ { X86::PCMPGTWrr, X86::PCMPGTWrm, TB_ALIGN_16 },
+ { X86::PHADDDrr, X86::PHADDDrm, TB_ALIGN_16 },
+ { X86::PHADDWrr, X86::PHADDWrm, TB_ALIGN_16 },
+ { X86::PHADDSWrr128, X86::PHADDSWrm128, 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::PMADDUBSWrr128, X86::PMADDUBSWrm128, TB_ALIGN_16 },
+ { X86::PMADDWDrr, X86::PMADDWDrm, TB_ALIGN_16 },
+ { X86::PMAXSWrr, X86::PMAXSWrm, TB_ALIGN_16 },
+ { X86::PMAXUBrr, X86::PMAXUBrm, TB_ALIGN_16 },
+ { X86::PMINSWrr, X86::PMINSWrm, TB_ALIGN_16 },
+ { X86::PMINUBrr, X86::PMINUBrm, TB_ALIGN_16 },
+ { X86::PMINSBrr, X86::PMINSBrm, TB_ALIGN_16 },
+ { X86::PMINSDrr, X86::PMINSDrm, TB_ALIGN_16 },
+ { X86::PMINUDrr, X86::PMINUDrm, TB_ALIGN_16 },
+ { X86::PMINUWrr, X86::PMINUWrm, TB_ALIGN_16 },
+ { X86::PMAXSBrr, X86::PMAXSBrm, TB_ALIGN_16 },
+ { X86::PMAXSDrr, X86::PMAXSDrm, TB_ALIGN_16 },
+ { X86::PMAXUDrr, X86::PMAXUDrm, TB_ALIGN_16 },
+ { X86::PMAXUWrr, X86::PMAXUWrm, TB_ALIGN_16 },
+ { X86::PMULDQrr, X86::PMULDQrm, TB_ALIGN_16 },
+ { X86::PMULHRSWrr128, X86::PMULHRSWrm128, TB_ALIGN_16 },
+ { X86::PMULHUWrr, X86::PMULHUWrm, TB_ALIGN_16 },
+ { X86::PMULHWrr, X86::PMULHWrm, TB_ALIGN_16 },
+ { X86::PMULLDrr, X86::PMULLDrm, TB_ALIGN_16 },
+ { X86::PMULLWrr, X86::PMULLWrm, TB_ALIGN_16 },
+ { X86::PMULUDQrr, X86::PMULUDQrm, TB_ALIGN_16 },
+ { X86::PORrr, X86::PORrm, TB_ALIGN_16 },
+ { X86::PSADBWrr, X86::PSADBWrm, TB_ALIGN_16 },
+ { X86::PSHUFBrr, X86::PSHUFBrm, TB_ALIGN_16 },
+ { X86::PSIGNBrr, X86::PSIGNBrm, TB_ALIGN_16 },
+ { X86::PSIGNWrr, X86::PSIGNWrm, TB_ALIGN_16 },
+ { X86::PSIGNDrr, X86::PSIGNDrm, TB_ALIGN_16 },
+ { X86::PSLLDrr, X86::PSLLDrm, TB_ALIGN_16 },
+ { X86::PSLLQrr, X86::PSLLQrm, TB_ALIGN_16 },
+ { X86::PSLLWrr, X86::PSLLWrm, TB_ALIGN_16 },
+ { X86::PSRADrr, X86::PSRADrm, TB_ALIGN_16 },
+ { X86::PSRAWrr, X86::PSRAWrm, TB_ALIGN_16 },
+ { X86::PSRLDrr, X86::PSRLDrm, TB_ALIGN_16 },
+ { X86::PSRLQrr, X86::PSRLQrm, 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::PSUBSBrr, X86::PSUBSBrm, TB_ALIGN_16 },
+ { X86::PSUBSWrr, X86::PSUBSWrm, 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::PUNPCKHQDQrr, X86::PUNPCKHQDQrm, TB_ALIGN_16 },
+ { X86::PUNPCKHWDrr, X86::PUNPCKHWDrm, TB_ALIGN_16 },
+ { X86::PUNPCKLBWrr, X86::PUNPCKLBWrm, TB_ALIGN_16 },
+ { X86::PUNPCKLDQrr, X86::PUNPCKLDQrm, TB_ALIGN_16 },
+ { X86::PUNPCKLQDQrr, X86::PUNPCKLQDQrm, TB_ALIGN_16 },
+ { X86::PUNPCKLWDrr, X86::PUNPCKLWDrm, TB_ALIGN_16 },
+ { X86::PXORrr, X86::PXORrm, TB_ALIGN_16 },
+ { X86::SBB32rr, X86::SBB32rm, 0 },
+ { X86::SBB64rr, X86::SBB64rm, 0 },
+ { X86::SHUFPDrri, X86::SHUFPDrmi, TB_ALIGN_16 },
+ { X86::SHUFPSrri, X86::SHUFPSrmi, TB_ALIGN_16 },
+ { X86::SUB16rr, X86::SUB16rm, 0 },
+ { X86::SUB32rr, X86::SUB32rm, 0 },
+ { X86::SUB64rr, X86::SUB64rm, 0 },
+ { X86::SUB8rr, X86::SUB8rm, 0 },
+ { X86::SUBPDrr, X86::SUBPDrm, TB_ALIGN_16 },
+ { X86::SUBPSrr, X86::SUBPSrm, TB_ALIGN_16 },
+ { X86::SUBSDrr, X86::SUBSDrm, 0 },
+ { X86::SUBSSrr, X86::SUBSSrm, 0 },
// FIXME: TEST*rr -> swapped operand of TEST*mr.
- { X86::UNPCKHPDrr, X86::UNPCKHPDrm, 16 },
- { X86::UNPCKHPSrr, X86::UNPCKHPSrm, 16 },
- { X86::UNPCKLPDrr, X86::UNPCKLPDrm, 16 },
- { X86::UNPCKLPSrr, X86::UNPCKLPSrm, 16 },
- { X86::XOR16rr, X86::XOR16rm, 0 },
- { X86::XOR32rr, X86::XOR32rm, 0 },
- { X86::XOR64rr, X86::XOR64rm, 0 },
- { X86::XOR8rr, X86::XOR8rm, 0 },
- { X86::XORPDrr, X86::XORPDrm, 16 },
- { X86::XORPSrr, X86::XORPSrm, 16 }
+ { X86::UNPCKHPDrr, X86::UNPCKHPDrm, TB_ALIGN_16 },
+ { X86::UNPCKHPSrr, X86::UNPCKHPSrm, TB_ALIGN_16 },
+ { X86::UNPCKLPDrr, X86::UNPCKLPDrm, TB_ALIGN_16 },
+ { X86::UNPCKLPSrr, X86::UNPCKLPSrm, TB_ALIGN_16 },
+ { X86::XOR16rr, X86::XOR16rm, 0 },
+ { X86::XOR32rr, X86::XOR32rm, 0 },
+ { X86::XOR64rr, X86::XOR64rm, 0 },
+ { X86::XOR8rr, X86::XOR8rm, 0 },
+ { X86::XORPDrr, X86::XORPDrm, TB_ALIGN_16 },
+ { X86::XORPSrr, X86::XORPSrm, TB_ALIGN_16 },
+ // AVX 128-bit versions of foldable instructions
+ { X86::VCVTSD2SSrr, X86::VCVTSD2SSrm, 0 },
+ { X86::Int_VCVTSD2SSrr, X86::Int_VCVTSD2SSrm, 0 },
+ { X86::VCVTSI2SD64rr, X86::VCVTSI2SD64rm, 0 },
+ { X86::Int_VCVTSI2SD64rr, X86::Int_VCVTSI2SD64rm, 0 },
+ { X86::VCVTSI2SDrr, X86::VCVTSI2SDrm, 0 },
+ { X86::Int_VCVTSI2SDrr, X86::Int_VCVTSI2SDrm, 0 },
+ { X86::VCVTSI2SS64rr, X86::VCVTSI2SS64rm, 0 },
+ { X86::Int_VCVTSI2SS64rr, X86::Int_VCVTSI2SS64rm, 0 },
+ { X86::VCVTSI2SSrr, X86::VCVTSI2SSrm, 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::VRSQRTSSr, X86::VRSQRTSSm, 0 },
+ { X86::VSQRTSDr, X86::VSQRTSDm, 0 },
+ { X86::VSQRTSSr, X86::VSQRTSSm, 0 },
+ { X86::VADDPDrr, X86::VADDPDrm, 0 },
+ { X86::VADDPSrr, X86::VADDPSrm, 0 },
+ { X86::VADDSDrr, X86::VADDSDrm, 0 },
+ { X86::VADDSSrr, X86::VADDSSrm, 0 },
+ { X86::VADDSUBPDrr, X86::VADDSUBPDrm, 0 },
+ { X86::VADDSUBPSrr, X86::VADDSUBPSrm, 0 },
+ { X86::VANDNPDrr, X86::VANDNPDrm, 0 },
+ { X86::VANDNPSrr, X86::VANDNPSrm, 0 },
+ { X86::VANDPDrr, X86::VANDPDrm, 0 },
+ { X86::VANDPSrr, X86::VANDPSrm, 0 },
+ { X86::VBLENDPDrri, X86::VBLENDPDrmi, 0 },
+ { X86::VBLENDPSrri, X86::VBLENDPSrmi, 0 },
+ { X86::VBLENDVPDrr, X86::VBLENDVPDrm, 0 },
+ { X86::VBLENDVPSrr, X86::VBLENDVPSrm, 0 },
+ { X86::VCMPPDrri, X86::VCMPPDrmi, 0 },
+ { X86::VCMPPSrri, X86::VCMPPSrmi, 0 },
+ { X86::VCMPSDrr, X86::VCMPSDrm, 0 },
+ { X86::VCMPSSrr, X86::VCMPSSrm, 0 },
+ { X86::VDIVPDrr, X86::VDIVPDrm, 0 },
+ { X86::VDIVPSrr, X86::VDIVPSrm, 0 },
+ { X86::VDIVSDrr, X86::VDIVSDrm, 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::VHADDPDrr, X86::VHADDPDrm, 0 },
+ { X86::VHADDPSrr, X86::VHADDPSrm, 0 },
+ { X86::VHSUBPDrr, X86::VHSUBPDrm, 0 },
+ { X86::VHSUBPSrr, X86::VHSUBPSrm, 0 },
+ { X86::Int_VCMPSDrr, X86::Int_VCMPSDrm, 0 },
+ { X86::Int_VCMPSSrr, X86::Int_VCMPSSrm, 0 },
+ { X86::VMAXPDrr, X86::VMAXPDrm, 0 },
+ { X86::VMAXPSrr, X86::VMAXPSrm, 0 },
+ { X86::VMAXSDrr, X86::VMAXSDrm, 0 },
+ { X86::VMAXSSrr, X86::VMAXSSrm, 0 },
+ { X86::VMINPDrr, X86::VMINPDrm, 0 },
+ { X86::VMINPSrr, X86::VMINPSrm, 0 },
+ { X86::VMINSDrr, X86::VMINSDrm, 0 },
+ { X86::VMINSSrr, X86::VMINSSrm, 0 },
+ { X86::VMPSADBWrri, X86::VMPSADBWrmi, 0 },
+ { X86::VMULPDrr, X86::VMULPDrm, 0 },
+ { X86::VMULPSrr, X86::VMULPSrm, 0 },
+ { X86::VMULSDrr, X86::VMULSDrm, 0 },
+ { X86::VMULSSrr, X86::VMULSSrm, 0 },
+ { X86::VORPDrr, X86::VORPDrm, 0 },
+ { X86::VORPSrr, X86::VORPSrm, 0 },
+ { X86::VPACKSSDWrr, X86::VPACKSSDWrm, 0 },
+ { X86::VPACKSSWBrr, X86::VPACKSSWBrm, 0 },
+ { X86::VPACKUSDWrr, X86::VPACKUSDWrm, 0 },
+ { X86::VPACKUSWBrr, X86::VPACKUSWBrm, 0 },
+ { X86::VPADDBrr, X86::VPADDBrm, 0 },
+ { X86::VPADDDrr, X86::VPADDDrm, 0 },
+ { X86::VPADDQrr, X86::VPADDQrm, 0 },
+ { X86::VPADDSBrr, X86::VPADDSBrm, 0 },
+ { X86::VPADDSWrr, X86::VPADDSWrm, 0 },
+ { X86::VPADDUSBrr, X86::VPADDUSBrm, 0 },
+ { X86::VPADDUSWrr, X86::VPADDUSWrm, 0 },
+ { X86::VPADDWrr, X86::VPADDWrm, 0 },
+ { X86::VPALIGNR128rr, X86::VPALIGNR128rm, 0 },
+ { X86::VPANDNrr, X86::VPANDNrm, 0 },
+ { X86::VPANDrr, X86::VPANDrm, 0 },
+ { X86::VPAVGBrr, X86::VPAVGBrm, 0 },
+ { X86::VPAVGWrr, X86::VPAVGWrm, 0 },
+ { X86::VPBLENDWrri, X86::VPBLENDWrmi, 0 },
+ { X86::VPCMPEQBrr, X86::VPCMPEQBrm, 0 },
+ { X86::VPCMPEQDrr, X86::VPCMPEQDrm, 0 },
+ { X86::VPCMPEQQrr, X86::VPCMPEQQrm, 0 },
+ { X86::VPCMPEQWrr, X86::VPCMPEQWrm, 0 },
+ { X86::VPCMPGTBrr, X86::VPCMPGTBrm, 0 },
+ { X86::VPCMPGTDrr, X86::VPCMPGTDrm, 0 },
+ { X86::VPCMPGTQrr, X86::VPCMPGTQrm, 0 },
+ { X86::VPCMPGTWrr, X86::VPCMPGTWrm, 0 },
+ { X86::VPHADDDrr, X86::VPHADDDrm, 0 },
+ { X86::VPHADDSWrr128, X86::VPHADDSWrm128, 0 },
+ { X86::VPHADDWrr, X86::VPHADDWrm, 0 },
+ { X86::VPHSUBDrr, X86::VPHSUBDrm, 0 },
+ { X86::VPHSUBSWrr128, X86::VPHSUBSWrm128, 0 },
+ { X86::VPHSUBWrr, X86::VPHSUBWrm, 0 },
+ { X86::VPERMILPDrr, X86::VPERMILPDrm, 0 },
+ { X86::VPERMILPSrr, X86::VPERMILPSrm, 0 },
+ { X86::VPINSRWrri, X86::VPINSRWrmi, 0 },
+ { X86::VPMADDUBSWrr128, X86::VPMADDUBSWrm128, 0 },
+ { X86::VPMADDWDrr, X86::VPMADDWDrm, 0 },
+ { X86::VPMAXSWrr, X86::VPMAXSWrm, 0 },
+ { X86::VPMAXUBrr, X86::VPMAXUBrm, 0 },
+ { X86::VPMINSWrr, X86::VPMINSWrm, 0 },
+ { X86::VPMINUBrr, X86::VPMINUBrm, 0 },
+ { X86::VPMINSBrr, X86::VPMINSBrm, 0 },
+ { X86::VPMINSDrr, X86::VPMINSDrm, 0 },
+ { X86::VPMINUDrr, X86::VPMINUDrm, 0 },
+ { X86::VPMINUWrr, X86::VPMINUWrm, 0 },
+ { X86::VPMAXSBrr, X86::VPMAXSBrm, 0 },
+ { X86::VPMAXSDrr, X86::VPMAXSDrm, 0 },
+ { X86::VPMAXUDrr, X86::VPMAXUDrm, 0 },
+ { X86::VPMAXUWrr, X86::VPMAXUWrm, 0 },
+ { X86::VPMULDQrr, X86::VPMULDQrm, 0 },
+ { X86::VPMULHRSWrr128, X86::VPMULHRSWrm128, 0 },
+ { X86::VPMULHUWrr, X86::VPMULHUWrm, 0 },
+ { X86::VPMULHWrr, X86::VPMULHWrm, 0 },
+ { X86::VPMULLDrr, X86::VPMULLDrm, 0 },
+ { X86::VPMULLWrr, X86::VPMULLWrm, 0 },
+ { X86::VPMULUDQrr, X86::VPMULUDQrm, 0 },
+ { X86::VPORrr, X86::VPORrm, 0 },
+ { X86::VPSADBWrr, X86::VPSADBWrm, 0 },
+ { X86::VPSHUFBrr, X86::VPSHUFBrm, 0 },
+ { X86::VPSIGNBrr, X86::VPSIGNBrm, 0 },
+ { X86::VPSIGNWrr, X86::VPSIGNWrm, 0 },
+ { X86::VPSIGNDrr, X86::VPSIGNDrm, 0 },
+ { X86::VPSLLDrr, X86::VPSLLDrm, 0 },
+ { X86::VPSLLQrr, X86::VPSLLQrm, 0 },
+ { X86::VPSLLWrr, X86::VPSLLWrm, 0 },
+ { X86::VPSRADrr, X86::VPSRADrm, 0 },
+ { X86::VPSRAWrr, X86::VPSRAWrm, 0 },
+ { X86::VPSRLDrr, X86::VPSRLDrm, 0 },
+ { X86::VPSRLQrr, X86::VPSRLQrm, 0 },
+ { X86::VPSRLWrr, X86::VPSRLWrm, 0 },
+ { X86::VPSUBBrr, X86::VPSUBBrm, 0 },
+ { X86::VPSUBDrr, X86::VPSUBDrm, 0 },
+ { X86::VPSUBSBrr, X86::VPSUBSBrm, 0 },
+ { X86::VPSUBSWrr, X86::VPSUBSWrm, 0 },
+ { X86::VPSUBWrr, X86::VPSUBWrm, 0 },
+ { X86::VPUNPCKHBWrr, X86::VPUNPCKHBWrm, 0 },
+ { X86::VPUNPCKHDQrr, X86::VPUNPCKHDQrm, 0 },
+ { X86::VPUNPCKHQDQrr, X86::VPUNPCKHQDQrm, 0 },
+ { X86::VPUNPCKHWDrr, X86::VPUNPCKHWDrm, 0 },
+ { X86::VPUNPCKLBWrr, X86::VPUNPCKLBWrm, 0 },
+ { X86::VPUNPCKLDQrr, X86::VPUNPCKLDQrm, 0 },
+ { X86::VPUNPCKLQDQrr, X86::VPUNPCKLQDQrm, 0 },
+ { X86::VPUNPCKLWDrr, X86::VPUNPCKLWDrm, 0 },
+ { X86::VPXORrr, X86::VPXORrm, 0 },
+ { X86::VSHUFPDrri, X86::VSHUFPDrmi, 0 },
+ { X86::VSHUFPSrri, X86::VSHUFPSrmi, 0 },
+ { X86::VSUBPDrr, X86::VSUBPDrm, 0 },
+ { X86::VSUBPSrr, X86::VSUBPSrm, 0 },
+ { X86::VSUBSDrr, X86::VSUBSDrm, 0 },
+ { X86::VSUBSSrr, X86::VSUBSSrm, 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::VADDSUBPDYrr, X86::VADDSUBPDYrm, 0 },
+ { X86::VADDSUBPSYrr, X86::VADDSUBPSYrm, 0 },
+ { X86::VANDNPDYrr, X86::VANDNPDYrm, 0 },
+ { X86::VANDNPSYrr, X86::VANDNPSYrm, 0 },
+ { X86::VANDPDYrr, X86::VANDPDYrm, 0 },
+ { X86::VANDPSYrr, X86::VANDPSYrm, 0 },
+ { X86::VBLENDPDYrri, X86::VBLENDPDYrmi, 0 },
+ { X86::VBLENDPSYrri, X86::VBLENDPSYrmi, 0 },
+ { X86::VBLENDVPDYrr, X86::VBLENDVPDYrm, 0 },
+ { X86::VBLENDVPSYrr, X86::VBLENDVPSYrm, 0 },
+ { X86::VCMPPDYrri, X86::VCMPPDYrmi, 0 },
+ { X86::VCMPPSYrri, X86::VCMPPSYrmi, 0 },
+ { X86::VDIVPDYrr, X86::VDIVPDYrm, 0 },
+ { X86::VDIVPSYrr, X86::VDIVPSYrm, 0 },
+ { X86::VHADDPDYrr, X86::VHADDPDYrm, 0 },
+ { X86::VHADDPSYrr, X86::VHADDPSYrm, 0 },
+ { X86::VHSUBPDYrr, X86::VHSUBPDYrm, 0 },
+ { X86::VHSUBPSYrr, X86::VHSUBPSYrm, 0 },
+ { X86::VINSERTF128rr, X86::VINSERTF128rm, 0 },
+ { X86::VMAXPDYrr, X86::VMAXPDYrm, 0 },
+ { X86::VMAXPSYrr, X86::VMAXPSYrm, 0 },
+ { X86::VMINPDYrr, X86::VMINPDYrm, 0 },
+ { X86::VMINPSYrr, X86::VMINPSYrm, 0 },
+ { X86::VMULPDYrr, X86::VMULPDYrm, 0 },
+ { X86::VMULPSYrr, X86::VMULPSYrm, 0 },
+ { X86::VORPDYrr, X86::VORPDYrm, 0 },
+ { X86::VORPSYrr, X86::VORPSYrm, 0 },
+ { X86::VPERM2F128rr, X86::VPERM2F128rm, 0 },
+ { X86::VPERMILPDYrr, X86::VPERMILPDYrm, 0 },
+ { X86::VPERMILPSYrr, X86::VPERMILPSYrm, 0 },
+ { X86::VSHUFPDYrri, X86::VSHUFPDYrmi, 0 },
+ { X86::VSHUFPSYrri, X86::VSHUFPSYrmi, 0 },
+ { X86::VSUBPDYrr, X86::VSUBPDYrm, 0 },
+ { X86::VSUBPSYrr, X86::VSUBPSYrm, 0 },
+ { X86::VUNPCKHPDYrr, X86::VUNPCKHPDYrm, 0 },
+ { X86::VUNPCKHPSYrr, X86::VUNPCKHPSYrm, 0 },
+ { X86::VUNPCKLPDYrr, X86::VUNPCKLPDYrm, 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::VPACKSSWBYrr, X86::VPACKSSWBYrm, 0 },
+ { X86::VPACKUSDWYrr, X86::VPACKUSDWYrm, 0 },
+ { X86::VPACKUSWBYrr, X86::VPACKUSWBYrm, 0 },
+ { X86::VPADDBYrr, X86::VPADDBYrm, 0 },
+ { X86::VPADDDYrr, X86::VPADDDYrm, 0 },
+ { X86::VPADDQYrr, X86::VPADDQYrm, 0 },
+ { X86::VPADDSBYrr, X86::VPADDSBYrm, 0 },
+ { X86::VPADDSWYrr, X86::VPADDSWYrm, 0 },
+ { X86::VPADDUSBYrr, X86::VPADDUSBYrm, 0 },
+ { X86::VPADDUSWYrr, X86::VPADDUSWYrm, 0 },
+ { X86::VPADDWYrr, X86::VPADDWYrm, 0 },
+ { X86::VPALIGNR256rr, X86::VPALIGNR256rm, 0 },
+ { X86::VPANDNYrr, X86::VPANDNYrm, 0 },
+ { X86::VPANDYrr, X86::VPANDYrm, 0 },
+ { X86::VPAVGBYrr, X86::VPAVGBYrm, 0 },
+ { X86::VPAVGWYrr, X86::VPAVGWYrm, 0 },
+ { X86::VPBLENDDrri, X86::VPBLENDDrmi, 0 },
+ { X86::VPBLENDDYrri, X86::VPBLENDDYrmi, 0 },
+ { X86::VPBLENDWYrri, X86::VPBLENDWYrmi, 0 },
+ { X86::VPCMPEQBYrr, X86::VPCMPEQBYrm, 0 },
+ { X86::VPCMPEQDYrr, X86::VPCMPEQDYrm, 0 },
+ { X86::VPCMPEQQYrr, X86::VPCMPEQQYrm, 0 },
+ { X86::VPCMPEQWYrr, X86::VPCMPEQWYrm, 0 },
+ { X86::VPCMPGTBYrr, X86::VPCMPGTBYrm, 0 },
+ { X86::VPCMPGTDYrr, X86::VPCMPGTDYrm, 0 },
+ { X86::VPCMPGTQYrr, X86::VPCMPGTQYrm, 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::VPHSUBDYrr, X86::VPHSUBDYrm, 0 },
+ { X86::VPHSUBSWrr256, X86::VPHSUBSWrm256, 0 },
+ { X86::VPHSUBWYrr, X86::VPHSUBWYrm, 0 },
+ { X86::VPMADDUBSWrr256, X86::VPMADDUBSWrm256, 0 },
+ { X86::VPMADDWDYrr, X86::VPMADDWDYrm, 0 },
+ { X86::VPMAXSWYrr, X86::VPMAXSWYrm, 0 },
+ { X86::VPMAXUBYrr, X86::VPMAXUBYrm, 0 },
+ { X86::VPMINSWYrr, X86::VPMINSWYrm, 0 },
+ { X86::VPMINUBYrr, X86::VPMINUBYrm, 0 },
+ { X86::VPMINSBYrr, X86::VPMINSBYrm, 0 },
+ { X86::VPMINSDYrr, X86::VPMINSDYrm, 0 },
+ { X86::VPMINUDYrr, X86::VPMINUDYrm, 0 },
+ { X86::VPMINUWYrr, X86::VPMINUWYrm, 0 },
+ { X86::VPMAXSBYrr, X86::VPMAXSBYrm, 0 },
+ { X86::VPMAXSDYrr, X86::VPMAXSDYrm, 0 },
+ { X86::VPMAXUDYrr, X86::VPMAXUDYrm, 0 },
+ { X86::VPMAXUWYrr, X86::VPMAXUWYrm, 0 },
+ { X86::VMPSADBWYrri, X86::VMPSADBWYrmi, 0 },
+ { X86::VPMULDQYrr, X86::VPMULDQYrm, 0 },
+ { X86::VPMULHRSWrr256, X86::VPMULHRSWrm256, 0 },
+ { X86::VPMULHUWYrr, X86::VPMULHUWYrm, 0 },
+ { X86::VPMULHWYrr, X86::VPMULHWYrm, 0 },
+ { X86::VPMULLDYrr, X86::VPMULLDYrm, 0 },
+ { X86::VPMULLWYrr, X86::VPMULLWYrm, 0 },
+ { X86::VPMULUDQYrr, X86::VPMULUDQYrm, 0 },
+ { X86::VPORYrr, X86::VPORYrm, 0 },
+ { X86::VPSADBWYrr, X86::VPSADBWYrm, 0 },
+ { X86::VPSHUFBYrr, X86::VPSHUFBYrm, 0 },
+ { X86::VPSIGNBYrr, X86::VPSIGNBYrm, 0 },
+ { X86::VPSIGNWYrr, X86::VPSIGNWYrm, 0 },
+ { X86::VPSIGNDYrr, X86::VPSIGNDYrm, 0 },
+ { X86::VPSLLDYrr, X86::VPSLLDYrm, 0 },
+ { X86::VPSLLQYrr, X86::VPSLLQYrm, 0 },
+ { X86::VPSLLWYrr, X86::VPSLLWYrm, 0 },
+ { X86::VPSLLVDrr, X86::VPSLLVDrm, 0 },
+ { X86::VPSLLVDYrr, X86::VPSLLVDYrm, 0 },
+ { X86::VPSLLVQrr, X86::VPSLLVQrm, 0 },
+ { X86::VPSLLVQYrr, X86::VPSLLVQYrm, 0 },
+ { X86::VPSRADYrr, X86::VPSRADYrm, 0 },
+ { X86::VPSRAWYrr, X86::VPSRAWYrm, 0 },
+ { X86::VPSRAVDrr, X86::VPSRAVDrm, 0 },
+ { X86::VPSRAVDYrr, X86::VPSRAVDYrm, 0 },
+ { X86::VPSRLDYrr, X86::VPSRLDYrm, 0 },
+ { X86::VPSRLQYrr, X86::VPSRLQYrm, 0 },
+ { X86::VPSRLWYrr, X86::VPSRLWYrm, 0 },
+ { X86::VPSRLVDrr, X86::VPSRLVDrm, 0 },
+ { X86::VPSRLVDYrr, X86::VPSRLVDYrm, 0 },
+ { X86::VPSRLVQrr, X86::VPSRLVQrm, 0 },
+ { X86::VPSRLVQYrr, X86::VPSRLVQYrm, 0 },
+ { X86::VPSUBBYrr, X86::VPSUBBYrm, 0 },
+ { X86::VPSUBDYrr, X86::VPSUBDYrm, 0 },
+ { X86::VPSUBSBYrr, X86::VPSUBSBYrm, 0 },
+ { X86::VPSUBSWYrr, X86::VPSUBSWYrm, 0 },
+ { X86::VPSUBWYrr, X86::VPSUBWYrm, 0 },
+ { X86::VPUNPCKHBWYrr, X86::VPUNPCKHBWYrm, 0 },
+ { X86::VPUNPCKHDQYrr, X86::VPUNPCKHDQYrm, 0 },
+ { X86::VPUNPCKHQDQYrr, X86::VPUNPCKHQDQYrm, 0 },
+ { X86::VPUNPCKHWDYrr, X86::VPUNPCKHWDYrm, 0 },
+ { X86::VPUNPCKLBWYrr, X86::VPUNPCKLBWYrm, 0 },
+ { X86::VPUNPCKLDQYrr, X86::VPUNPCKLDQYrm, 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 },
+
+ // BMI/BMI2 foldable instructions
+ { X86::ANDN32rr, X86::ANDN32rm, 0 },
+ { X86::ANDN64rr, X86::ANDN64rm, 0 },
+ { X86::MULX32rr, X86::MULX32rm, 0 },
+ { X86::MULX64rr, X86::MULX64rm, 0 },
+ { X86::PDEP32rr, X86::PDEP32rm, 0 },
+ { X86::PDEP64rr, X86::PDEP64rm, 0 },
+ { X86::PEXT32rr, X86::PEXT32rm, 0 },
+ { X86::PEXT64rr, X86::PEXT64rm, 0 },
};
for (unsigned i = 0, e = array_lengthof(OpTbl2); i != e; ++i) {
- unsigned RegOp = OpTbl2[i][0];
- unsigned MemOp = OpTbl2[i][1] & ~TB_FLAGS;
- unsigned Align = OpTbl2[i][2];
+ unsigned RegOp = OpTbl2[i].RegOp;
+ unsigned MemOp = OpTbl2[i].MemOp;
+ unsigned Flags = OpTbl2[i].Flags;
+ AddTableEntry(RegOp2MemOpTable2, MemOp2RegOpTable,
+ RegOp, MemOp,
+ // Index 2, folded load
+ Flags | TB_INDEX_2 | TB_FOLDED_LOAD);
+ }
- assert(!RegOp2MemOpTable2.count(RegOp) && "Duplicate entry!");
- RegOp2MemOpTable2[RegOp] = std::make_pair(MemOp, Align);
+ static const X86OpTblEntry OpTbl3[] = {
+ // FMA foldable instructions
+ { X86::VFMADDSSr231r, X86::VFMADDSSr231m, 0 },
+ { X86::VFMADDSDr231r, X86::VFMADDSDr231m, 0 },
+ { X86::VFMADDSSr132r, X86::VFMADDSSr132m, 0 },
+ { X86::VFMADDSDr132r, X86::VFMADDSDr132m, 0 },
+ { X86::VFMADDSSr213r, X86::VFMADDSSr213m, 0 },
+ { X86::VFMADDSDr213r, X86::VFMADDSDr213m, 0 },
+ { X86::VFMADDSSr213r_Int, X86::VFMADDSSr213m_Int, 0 },
+ { X86::VFMADDSDr213r_Int, X86::VFMADDSDr213m_Int, 0 },
+
+ { X86::VFMADDPSr231r, X86::VFMADDPSr231m, TB_ALIGN_16 },
+ { X86::VFMADDPDr231r, X86::VFMADDPDr231m, TB_ALIGN_16 },
+ { X86::VFMADDPSr132r, X86::VFMADDPSr132m, TB_ALIGN_16 },
+ { X86::VFMADDPDr132r, X86::VFMADDPDr132m, TB_ALIGN_16 },
+ { X86::VFMADDPSr213r, X86::VFMADDPSr213m, TB_ALIGN_16 },
+ { X86::VFMADDPDr213r, X86::VFMADDPDr213m, TB_ALIGN_16 },
+ { X86::VFMADDPSr231rY, X86::VFMADDPSr231mY, TB_ALIGN_32 },
+ { X86::VFMADDPDr231rY, X86::VFMADDPDr231mY, TB_ALIGN_32 },
+ { X86::VFMADDPSr132rY, X86::VFMADDPSr132mY, TB_ALIGN_32 },
+ { X86::VFMADDPDr132rY, X86::VFMADDPDr132mY, TB_ALIGN_32 },
+ { X86::VFMADDPSr213rY, X86::VFMADDPSr213mY, TB_ALIGN_32 },
+ { X86::VFMADDPDr213rY, X86::VFMADDPDr213mY, TB_ALIGN_32 },
+
+ { X86::VFNMADDSSr231r, X86::VFNMADDSSr231m, 0 },
+ { X86::VFNMADDSDr231r, X86::VFNMADDSDr231m, 0 },
+ { X86::VFNMADDSSr132r, X86::VFNMADDSSr132m, 0 },
+ { X86::VFNMADDSDr132r, X86::VFNMADDSDr132m, 0 },
+ { X86::VFNMADDSSr213r, X86::VFNMADDSSr213m, 0 },
+ { X86::VFNMADDSDr213r, X86::VFNMADDSDr213m, 0 },
+ { X86::VFNMADDSSr213r_Int, X86::VFNMADDSSr213m_Int, 0 },
+ { X86::VFNMADDSDr213r_Int, X86::VFNMADDSDr213m_Int, 0 },
+
+ { X86::VFNMADDPSr231r, X86::VFNMADDPSr231m, TB_ALIGN_16 },
+ { X86::VFNMADDPDr231r, X86::VFNMADDPDr231m, TB_ALIGN_16 },
+ { X86::VFNMADDPSr132r, X86::VFNMADDPSr132m, TB_ALIGN_16 },
+ { X86::VFNMADDPDr132r, X86::VFNMADDPDr132m, TB_ALIGN_16 },
+ { X86::VFNMADDPSr213r, X86::VFNMADDPSr213m, TB_ALIGN_16 },
+ { X86::VFNMADDPDr213r, X86::VFNMADDPDr213m, TB_ALIGN_16 },
+ { X86::VFNMADDPSr231rY, X86::VFNMADDPSr231mY, TB_ALIGN_32 },
+ { X86::VFNMADDPDr231rY, X86::VFNMADDPDr231mY, TB_ALIGN_32 },
+ { X86::VFNMADDPSr132rY, X86::VFNMADDPSr132mY, TB_ALIGN_32 },
+ { X86::VFNMADDPDr132rY, X86::VFNMADDPDr132mY, TB_ALIGN_32 },
+ { X86::VFNMADDPSr213rY, X86::VFNMADDPSr213mY, TB_ALIGN_32 },
+ { X86::VFNMADDPDr213rY, X86::VFNMADDPDr213mY, TB_ALIGN_32 },
+
+ { X86::VFMSUBSSr231r, X86::VFMSUBSSr231m, 0 },
+ { X86::VFMSUBSDr231r, X86::VFMSUBSDr231m, 0 },
+ { X86::VFMSUBSSr132r, X86::VFMSUBSSr132m, 0 },
+ { X86::VFMSUBSDr132r, X86::VFMSUBSDr132m, 0 },
+ { X86::VFMSUBSSr213r, X86::VFMSUBSSr213m, 0 },
+ { X86::VFMSUBSDr213r, X86::VFMSUBSDr213m, 0 },
+ { X86::VFMSUBSSr213r_Int, X86::VFMSUBSSr213m_Int, 0 },
+ { X86::VFMSUBSDr213r_Int, X86::VFMSUBSDr213m_Int, 0 },
+
+ { X86::VFMSUBPSr231r, X86::VFMSUBPSr231m, TB_ALIGN_16 },
+ { X86::VFMSUBPDr231r, X86::VFMSUBPDr231m, TB_ALIGN_16 },
+ { X86::VFMSUBPSr132r, X86::VFMSUBPSr132m, TB_ALIGN_16 },
+ { X86::VFMSUBPDr132r, X86::VFMSUBPDr132m, TB_ALIGN_16 },
+ { X86::VFMSUBPSr213r, X86::VFMSUBPSr213m, TB_ALIGN_16 },
+ { X86::VFMSUBPDr213r, X86::VFMSUBPDr213m, TB_ALIGN_16 },
+ { X86::VFMSUBPSr231rY, X86::VFMSUBPSr231mY, TB_ALIGN_32 },
+ { X86::VFMSUBPDr231rY, X86::VFMSUBPDr231mY, TB_ALIGN_32 },
+ { X86::VFMSUBPSr132rY, X86::VFMSUBPSr132mY, TB_ALIGN_32 },
+ { X86::VFMSUBPDr132rY, X86::VFMSUBPDr132mY, TB_ALIGN_32 },
+ { X86::VFMSUBPSr213rY, X86::VFMSUBPSr213mY, TB_ALIGN_32 },
+ { X86::VFMSUBPDr213rY, X86::VFMSUBPDr213mY, TB_ALIGN_32 },
+
+ { X86::VFNMSUBSSr231r, X86::VFNMSUBSSr231m, 0 },
+ { X86::VFNMSUBSDr231r, X86::VFNMSUBSDr231m, 0 },
+ { X86::VFNMSUBSSr132r, X86::VFNMSUBSSr132m, 0 },
+ { X86::VFNMSUBSDr132r, X86::VFNMSUBSDr132m, 0 },
+ { X86::VFNMSUBSSr213r, X86::VFNMSUBSSr213m, 0 },
+ { X86::VFNMSUBSDr213r, X86::VFNMSUBSDr213m, 0 },
+ { X86::VFNMSUBSSr213r_Int, X86::VFNMSUBSSr213m_Int, 0 },
+ { X86::VFNMSUBSDr213r_Int, X86::VFNMSUBSDr213m_Int, 0 },
+
+ { X86::VFNMSUBPSr231r, X86::VFNMSUBPSr231m, TB_ALIGN_16 },
+ { X86::VFNMSUBPDr231r, X86::VFNMSUBPDr231m, TB_ALIGN_16 },
+ { X86::VFNMSUBPSr132r, X86::VFNMSUBPSr132m, TB_ALIGN_16 },
+ { X86::VFNMSUBPDr132r, X86::VFNMSUBPDr132m, TB_ALIGN_16 },
+ { X86::VFNMSUBPSr213r, X86::VFNMSUBPSr213m, TB_ALIGN_16 },
+ { X86::VFNMSUBPDr213r, X86::VFNMSUBPDr213m, TB_ALIGN_16 },
+ { X86::VFNMSUBPSr231rY, X86::VFNMSUBPSr231mY, TB_ALIGN_32 },
+ { X86::VFNMSUBPDr231rY, X86::VFNMSUBPDr231mY, TB_ALIGN_32 },
+ { X86::VFNMSUBPSr132rY, X86::VFNMSUBPSr132mY, TB_ALIGN_32 },
+ { X86::VFNMSUBPDr132rY, X86::VFNMSUBPDr132mY, TB_ALIGN_32 },
+ { X86::VFNMSUBPSr213rY, X86::VFNMSUBPSr213mY, TB_ALIGN_32 },
+ { X86::VFNMSUBPDr213rY, X86::VFNMSUBPDr213mY, TB_ALIGN_32 },
+
+ { X86::VFMADDSUBPSr231r, X86::VFMADDSUBPSr231m, TB_ALIGN_16 },
+ { X86::VFMADDSUBPDr231r, X86::VFMADDSUBPDr231m, TB_ALIGN_16 },
+ { X86::VFMADDSUBPSr132r, X86::VFMADDSUBPSr132m, TB_ALIGN_16 },
+ { X86::VFMADDSUBPDr132r, X86::VFMADDSUBPDr132m, TB_ALIGN_16 },
+ { X86::VFMADDSUBPSr213r, X86::VFMADDSUBPSr213m, TB_ALIGN_16 },
+ { X86::VFMADDSUBPDr213r, X86::VFMADDSUBPDr213m, TB_ALIGN_16 },
+ { X86::VFMADDSUBPSr231rY, X86::VFMADDSUBPSr231mY, TB_ALIGN_32 },
+ { X86::VFMADDSUBPDr231rY, X86::VFMADDSUBPDr231mY, TB_ALIGN_32 },
+ { X86::VFMADDSUBPSr132rY, X86::VFMADDSUBPSr132mY, TB_ALIGN_32 },
+ { X86::VFMADDSUBPDr132rY, X86::VFMADDSUBPDr132mY, TB_ALIGN_32 },
+ { X86::VFMADDSUBPSr213rY, X86::VFMADDSUBPSr213mY, TB_ALIGN_32 },
+ { X86::VFMADDSUBPDr213rY, X86::VFMADDSUBPDr213mY, TB_ALIGN_32 },
+
+ { X86::VFMSUBADDPSr231r, X86::VFMSUBADDPSr231m, TB_ALIGN_16 },
+ { X86::VFMSUBADDPDr231r, X86::VFMSUBADDPDr231m, TB_ALIGN_16 },
+ { X86::VFMSUBADDPSr132r, X86::VFMSUBADDPSr132m, TB_ALIGN_16 },
+ { X86::VFMSUBADDPDr132r, X86::VFMSUBADDPDr132m, TB_ALIGN_16 },
+ { X86::VFMSUBADDPSr213r, X86::VFMSUBADDPSr213m, TB_ALIGN_16 },
+ { X86::VFMSUBADDPDr213r, X86::VFMSUBADDPDr213m, TB_ALIGN_16 },
+ { X86::VFMSUBADDPSr231rY, X86::VFMSUBADDPSr231mY, TB_ALIGN_32 },
+ { X86::VFMSUBADDPDr231rY, X86::VFMSUBADDPDr231mY, TB_ALIGN_32 },
+ { X86::VFMSUBADDPSr132rY, X86::VFMSUBADDPSr132mY, TB_ALIGN_32 },
+ { X86::VFMSUBADDPDr132rY, X86::VFMSUBADDPDr132mY, TB_ALIGN_32 },
+ { X86::VFMSUBADDPSr213rY, X86::VFMSUBADDPSr213mY, TB_ALIGN_32 },
+ { X86::VFMSUBADDPDr213rY, X86::VFMSUBADDPDr213mY, TB_ALIGN_32 },
+
+ // FMA4 foldable patterns
+ { X86::VFMADDSS4rr, X86::VFMADDSS4rm, 0 },
+ { X86::VFMADDSD4rr, X86::VFMADDSD4rm, 0 },
+ { X86::VFMADDPS4rr, X86::VFMADDPS4rm, TB_ALIGN_16 },
+ { X86::VFMADDPD4rr, X86::VFMADDPD4rm, TB_ALIGN_16 },
+ { X86::VFMADDPS4rrY, X86::VFMADDPS4rmY, TB_ALIGN_32 },
+ { X86::VFMADDPD4rrY, X86::VFMADDPD4rmY, TB_ALIGN_32 },
+ { X86::VFNMADDSS4rr, X86::VFNMADDSS4rm, 0 },
+ { X86::VFNMADDSD4rr, X86::VFNMADDSD4rm, 0 },
+ { X86::VFNMADDPS4rr, X86::VFNMADDPS4rm, TB_ALIGN_16 },
+ { X86::VFNMADDPD4rr, X86::VFNMADDPD4rm, TB_ALIGN_16 },
+ { X86::VFNMADDPS4rrY, X86::VFNMADDPS4rmY, TB_ALIGN_32 },
+ { X86::VFNMADDPD4rrY, X86::VFNMADDPD4rmY, TB_ALIGN_32 },
+ { X86::VFMSUBSS4rr, X86::VFMSUBSS4rm, 0 },
+ { X86::VFMSUBSD4rr, X86::VFMSUBSD4rm, 0 },
+ { X86::VFMSUBPS4rr, X86::VFMSUBPS4rm, TB_ALIGN_16 },
+ { X86::VFMSUBPD4rr, X86::VFMSUBPD4rm, TB_ALIGN_16 },
+ { X86::VFMSUBPS4rrY, X86::VFMSUBPS4rmY, TB_ALIGN_32 },
+ { X86::VFMSUBPD4rrY, X86::VFMSUBPD4rmY, TB_ALIGN_32 },
+ { X86::VFNMSUBSS4rr, X86::VFNMSUBSS4rm, 0 },
+ { X86::VFNMSUBSD4rr, X86::VFNMSUBSD4rm, 0 },
+ { X86::VFNMSUBPS4rr, X86::VFNMSUBPS4rm, TB_ALIGN_16 },
+ { X86::VFNMSUBPD4rr, X86::VFNMSUBPD4rm, TB_ALIGN_16 },
+ { X86::VFNMSUBPS4rrY, X86::VFNMSUBPS4rmY, TB_ALIGN_32 },
+ { X86::VFNMSUBPD4rrY, X86::VFNMSUBPD4rmY, TB_ALIGN_32 },
+ { X86::VFMADDSUBPS4rr, X86::VFMADDSUBPS4rm, TB_ALIGN_16 },
+ { X86::VFMADDSUBPD4rr, X86::VFMADDSUBPD4rm, TB_ALIGN_16 },
+ { X86::VFMADDSUBPS4rrY, X86::VFMADDSUBPS4rmY, TB_ALIGN_32 },
+ { X86::VFMADDSUBPD4rrY, X86::VFMADDSUBPD4rmY, TB_ALIGN_32 },
+ { X86::VFMSUBADDPS4rr, X86::VFMSUBADDPS4rm, TB_ALIGN_16 },
+ { X86::VFMSUBADDPD4rr, X86::VFMSUBADDPD4rm, TB_ALIGN_16 },
+ { X86::VFMSUBADDPS4rrY, X86::VFMSUBADDPS4rmY, TB_ALIGN_32 },
+ { X86::VFMSUBADDPD4rrY, X86::VFMSUBADDPD4rmY, TB_ALIGN_32 },
+ };
- // If this is not a reversible operation (because there is a many->one)
- // mapping, don't insert the reverse of the operation into MemOp2RegOpTable.
- if (OpTbl2[i][1] & TB_NOT_REVERSABLE)
- continue;
+ 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;
+ AddTableEntry(RegOp2MemOpTable3, MemOp2RegOpTable,
+ RegOp, MemOp,
+ // Index 3, folded load
+ Flags | TB_INDEX_3 | TB_FOLDED_LOAD);
+ }
+
+}
- // Index 2, folded load
- unsigned AuxInfo = 2 | (1 << 4);
- assert(!MemOp2RegOpTable.count(MemOp) &&
+void
+X86InstrInfo::AddTableEntry(RegOp2MemOpTableType &R2MTable,
+ MemOp2RegOpTableType &M2RTable,
+ unsigned RegOp, unsigned MemOp, unsigned Flags) {
+ if ((Flags & TB_NO_FORWARD) == 0) {
+ assert(!R2MTable.count(RegOp) && "Duplicate entry!");
+ R2MTable[RegOp] = std::make_pair(MemOp, Flags);
+ }
+ if ((Flags & TB_NO_REVERSE) == 0) {
+ assert(!M2RTable.count(MemOp) &&
"Duplicated entries in unfolding maps?");
- MemOp2RegOpTable[MemOp] = std::make_pair(RegOp, AuxInfo);
- }
+ M2RTable[MemOp] = std::make_pair(RegOp, Flags);
+ }
}
bool
SrcReg = MI.getOperand(1).getReg();
DstReg = MI.getOperand(0).getReg();
switch (MI.getOpcode()) {
- default:
- llvm_unreachable(0);
- break;
+ default: llvm_unreachable("Unreachable!");
case X86::MOVSX16rr8:
case X86::MOVZX16rr8:
case X86::MOVSX32rr8:
static bool isFrameLoadOpcode(int Opcode) {
switch (Opcode) {
- default: break;
+ default:
+ return false;
case X86::MOV8rm:
case X86::MOV16rm:
case X86::MOV32rm:
case X86::MOVAPSrm:
case X86::MOVAPDrm:
case X86::MOVDQArm:
+ case X86::VMOVSSrm:
+ case X86::VMOVSDrm:
+ case X86::VMOVAPSrm:
+ case X86::VMOVAPDrm:
+ case X86::VMOVDQArm:
case X86::VMOVAPSYrm:
case X86::VMOVAPDYrm:
case X86::VMOVDQAYrm:
case X86::MMX_MOVD64rm:
case X86::MMX_MOVQ64rm:
return true;
- break;
}
- return false;
}
static bool isFrameStoreOpcode(int Opcode) {
case X86::MOVAPSmr:
case X86::MOVAPDmr:
case X86::MOVDQAmr:
+ case X86::VMOVSSmr:
+ case X86::VMOVSDmr:
+ case X86::VMOVAPSmr:
+ case X86::VMOVAPDmr:
+ case X86::VMOVDQAmr:
case X86::VMOVAPSYmr:
case X86::VMOVAPDYmr:
case X86::VMOVDQAYmr:
/// regIsPICBase - 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))
+ return false;
bool isPICBase = false;
for (MachineRegisterInfo::def_iterator I = MRI.def_begin(BaseReg),
E = MRI.def_end(); I != E; ++I) {
AliasAnalysis *AA) const {
switch (MI->getOpcode()) {
default: break;
- case X86::MOV8rm:
- case X86::MOV16rm:
- case X86::MOV32rm:
- case X86::MOV64rm:
- case X86::LD_Fp64m:
- case X86::MOVSSrm:
- case X86::MOVSDrm:
- case X86::MOVAPSrm:
- case X86::MOVUPSrm:
- case X86::MOVAPDrm:
- case X86::MOVDQArm:
- case X86::VMOVAPSYrm:
- case X86::VMOVUPSYrm:
- case X86::VMOVAPDYrm:
- case X86::VMOVDQAYrm:
- case X86::MMX_MOVD64rm:
- case X86::MMX_MOVQ64rm:
- case X86::FsMOVAPSrm:
- case X86::FsMOVAPDrm: {
- // Loads from constant pools are trivially rematerializable.
- if (MI->getOperand(1).isReg() &&
- MI->getOperand(2).isImm() &&
- MI->getOperand(3).isReg() && MI->getOperand(3).getReg() == 0 &&
- MI->isInvariantLoad(AA)) {
- unsigned BaseReg = MI->getOperand(1).getReg();
- if (BaseReg == 0 || BaseReg == X86::RIP)
- return true;
- // Allow re-materialization of PIC load.
- if (!ReMatPICStubLoad && MI->getOperand(4).isGlobal())
- return false;
- const MachineFunction &MF = *MI->getParent()->getParent();
- const MachineRegisterInfo &MRI = MF.getRegInfo();
- bool isPICBase = false;
- for (MachineRegisterInfo::def_iterator I = MRI.def_begin(BaseReg),
- E = MRI.def_end(); I != E; ++I) {
- MachineInstr *DefMI = I.getOperand().getParent();
- if (DefMI->getOpcode() != X86::MOVPC32r)
- return false;
- assert(!isPICBase && "More than one PIC base?");
- isPICBase = true;
- }
- return isPICBase;
- }
- return false;
+ case X86::MOV8rm:
+ case X86::MOV16rm:
+ case X86::MOV32rm:
+ case X86::MOV64rm:
+ case X86::LD_Fp64m:
+ case X86::MOVSSrm:
+ case X86::MOVSDrm:
+ case X86::MOVAPSrm:
+ case X86::MOVUPSrm:
+ case X86::MOVAPDrm:
+ case X86::MOVDQArm:
+ case X86::MOVDQUrm:
+ case X86::VMOVSSrm:
+ case X86::VMOVSDrm:
+ case X86::VMOVAPSrm:
+ case X86::VMOVUPSrm:
+ case X86::VMOVAPDrm:
+ case X86::VMOVDQArm:
+ case X86::VMOVDQUrm:
+ case X86::VMOVAPSYrm:
+ case X86::VMOVUPSYrm:
+ case X86::VMOVAPDYrm:
+ case X86::VMOVDQAYrm:
+ case X86::VMOVDQUYrm:
+ case X86::MMX_MOVD64rm:
+ case X86::MMX_MOVQ64rm:
+ case X86::FsVMOVAPSrm:
+ case X86::FsVMOVAPDrm:
+ case X86::FsMOVAPSrm:
+ case X86::FsMOVAPDrm: {
+ // Loads from constant pools are trivially rematerializable.
+ if (MI->getOperand(1).isReg() &&
+ MI->getOperand(2).isImm() &&
+ MI->getOperand(3).isReg() && MI->getOperand(3).getReg() == 0 &&
+ MI->isInvariantLoad(AA)) {
+ unsigned BaseReg = MI->getOperand(1).getReg();
+ if (BaseReg == 0 || BaseReg == X86::RIP)
+ return true;
+ // Allow re-materialization of PIC load.
+ if (!ReMatPICStubLoad && MI->getOperand(4).isGlobal())
+ return false;
+ const MachineFunction &MF = *MI->getParent()->getParent();
+ const MachineRegisterInfo &MRI = MF.getRegInfo();
+ return regIsPICBase(BaseReg, MRI);
}
+ return false;
+ }
- case X86::LEA32r:
- case X86::LEA64r: {
- if (MI->getOperand(2).isImm() &&
- MI->getOperand(3).isReg() && MI->getOperand(3).getReg() == 0 &&
- !MI->getOperand(4).isReg()) {
- // lea fi#, lea GV, etc. are all rematerializable.
- if (!MI->getOperand(1).isReg())
- return true;
- unsigned BaseReg = MI->getOperand(1).getReg();
- if (BaseReg == 0)
- return true;
- // Allow re-materialization of lea PICBase + x.
- const MachineFunction &MF = *MI->getParent()->getParent();
- const MachineRegisterInfo &MRI = MF.getRegInfo();
- return regIsPICBase(BaseReg, MRI);
- }
- return false;
- }
+ case X86::LEA32r:
+ case X86::LEA64r: {
+ if (MI->getOperand(2).isImm() &&
+ MI->getOperand(3).isReg() && MI->getOperand(3).getReg() == 0 &&
+ !MI->getOperand(4).isReg()) {
+ // lea fi#, lea GV, etc. are all rematerializable.
+ if (!MI->getOperand(1).isReg())
+ return true;
+ unsigned BaseReg = MI->getOperand(1).getReg();
+ if (BaseReg == 0)
+ return true;
+ // Allow re-materialization of lea PICBase + x.
+ const MachineFunction &MF = *MI->getParent()->getParent();
+ const MachineRegisterInfo &MRI = MF.getRegInfo();
+ return regIsPICBase(BaseReg, MRI);
+ }
+ return false;
+ }
}
// All other instructions marked M_REMATERIALIZABLE are always trivially
MachineBasicBlock::iterator I) {
MachineBasicBlock::iterator E = MBB.end();
- // It's always safe to clobber EFLAGS at the end of a block.
- if (I == E)
- return true;
-
// For compile time consideration, if we are not able to determine the
// safety after visiting 4 instructions in each direction, we will assume
// it's not safe.
MachineBasicBlock::iterator Iter = I;
- for (unsigned i = 0; i < 4; ++i) {
+ for (unsigned i = 0; Iter != E && i < 4; ++i) {
bool SeenDef = false;
for (unsigned j = 0, e = Iter->getNumOperands(); j != e; ++j) {
MachineOperand &MO = Iter->getOperand(j);
+ if (MO.isRegMask() && MO.clobbersPhysReg(X86::EFLAGS))
+ SeenDef = true;
if (!MO.isReg())
continue;
if (MO.getReg() == X86::EFLAGS) {
// Skip over DBG_VALUE.
while (Iter != E && Iter->isDebugValue())
++Iter;
+ }
- // If we make it to the end of the block, it's safe to clobber EFLAGS.
- if (Iter == E)
- return true;
+ // It is safe to clobber EFLAGS at the end of a block of no successor has it
+ // live in.
+ if (Iter == E) {
+ for (MachineBasicBlock::succ_iterator SI = MBB.succ_begin(),
+ SE = MBB.succ_end(); SI != SE; ++SI)
+ if ((*SI)->isLiveIn(X86::EFLAGS))
+ return false;
+ return true;
}
MachineBasicBlock::iterator B = MBB.begin();
bool SawKill = false;
for (unsigned j = 0, e = Iter->getNumOperands(); j != e; ++j) {
MachineOperand &MO = Iter->getOperand(j);
+ // A register mask may clobber EFLAGS, but we should still look for a
+ // live EFLAGS def.
+ if (MO.isRegMask() && MO.clobbersPhysReg(X86::EFLAGS))
+ SawKill = true;
if (MO.isReg() && MO.getReg() == X86::EFLAGS) {
if (MO.isDef()) return MO.isDead();
if (MO.isKill()) SawKill = true;
case X86::MOV64r0: {
if (!isSafeToClobberEFLAGS(MBB, I)) {
switch (Opc) {
- default: break;
+ default: llvm_unreachable("Unreachable!");
case X86::MOV8r0: Opc = X86::MOV8ri; break;
case X86::MOV16r0: Opc = X86::MOV16ri; break;
case X86::MOV32r0: Opc = X86::MOV32ri; break;
MachineInstrBuilder MIB = BuildMI(*MFI, MBBI, MI->getDebugLoc(),
get(Opc), leaOutReg);
switch (MIOpc) {
- default:
- llvm_unreachable(0);
- break;
+ default: llvm_unreachable("Unreachable!");
case X86::SHL16ri: {
unsigned ShAmt = MI->getOperand(2).getImm();
MIB.addReg(0).addImm(1 << ShAmt)
leaInReg2 = RegInfo.createVirtualRegister(&X86::GR32_NOSPRegClass);
// Build and insert into an implicit UNDEF value. This is OK because
// well be shifting and then extracting the lower 16-bits.
- BuildMI(*MFI, MIB, MI->getDebugLoc(), get(X86::IMPLICIT_DEF), leaInReg2);
+ BuildMI(*MFI, &*MIB, MI->getDebugLoc(), get(X86::IMPLICIT_DEF),leaInReg2);
InsMI2 =
- BuildMI(*MFI, MIB, MI->getDebugLoc(), get(TargetOpcode::COPY))
+ BuildMI(*MFI, &*MIB, MI->getDebugLoc(), get(TargetOpcode::COPY))
.addReg(leaInReg2, RegState::Define, X86::sub_16bit)
.addReg(Src2, getKillRegState(isKill2));
addRegReg(MIB, leaInReg, true, leaInReg2, true);
MachineInstr *MI = MBBI;
MachineFunction &MF = *MI->getParent()->getParent();
// All instructions input are two-addr instructions. Get the known operands.
- unsigned Dest = MI->getOperand(0).getReg();
- unsigned Src = MI->getOperand(1).getReg();
- bool isDead = MI->getOperand(0).isDead();
- bool isKill = MI->getOperand(1).isKill();
+ const MachineOperand &Dest = MI->getOperand(0);
+ const MachineOperand &Src = MI->getOperand(1);
MachineInstr *NewMI = NULL;
// FIXME: 16-bit LEA's are really slow on Athlons, but not bad on P4's. When
unsigned B = MI->getOperand(1).getReg();
unsigned C = MI->getOperand(2).getReg();
if (B != C) return 0;
- unsigned A = MI->getOperand(0).getReg();
unsigned M = MI->getOperand(3).getImm();
NewMI = BuildMI(MF, MI->getDebugLoc(), get(X86::PSHUFDri))
- .addReg(A, RegState::Define | getDeadRegState(isDead))
- .addReg(B, getKillRegState(isKill)).addImm(M);
+ .addOperand(Dest).addOperand(Src).addImm(M);
+ break;
+ }
+ case X86::SHUFPDrri: {
+ assert(MI->getNumOperands() == 4 && "Unknown shufpd instruction!");
+ if (!TM.getSubtarget<X86Subtarget>().hasSSE2()) return 0;
+
+ unsigned B = MI->getOperand(1).getReg();
+ unsigned C = MI->getOperand(2).getReg();
+ if (B != C) return 0;
+ unsigned M = MI->getOperand(3).getImm();
+
+ // Convert to PSHUFD mask.
+ M = ((M & 1) << 1) | ((M & 1) << 3) | ((M & 2) << 4) | ((M & 2) << 6)| 0x44;
+
+ NewMI = BuildMI(MF, MI->getDebugLoc(), get(X86::PSHUFDri))
+ .addOperand(Dest).addOperand(Src).addImm(M);
break;
}
case X86::SHL64ri: {
if (ShAmt == 0 || ShAmt >= 4) return 0;
// LEA can't handle RSP.
- if (TargetRegisterInfo::isVirtualRegister(Src) &&
- !MF.getRegInfo().constrainRegClass(Src, &X86::GR64_NOSPRegClass))
+ if (TargetRegisterInfo::isVirtualRegister(Src.getReg()) &&
+ !MF.getRegInfo().constrainRegClass(Src.getReg(),
+ &X86::GR64_NOSPRegClass))
return 0;
NewMI = BuildMI(MF, MI->getDebugLoc(), get(X86::LEA64r))
- .addReg(Dest, RegState::Define | getDeadRegState(isDead))
- .addReg(0).addImm(1 << ShAmt)
- .addReg(Src, getKillRegState(isKill))
- .addImm(0).addReg(0);
+ .addOperand(Dest)
+ .addReg(0).addImm(1 << ShAmt).addOperand(Src).addImm(0).addReg(0);
break;
}
case X86::SHL32ri: {
if (ShAmt == 0 || ShAmt >= 4) return 0;
// LEA can't handle ESP.
- if (TargetRegisterInfo::isVirtualRegister(Src) &&
- !MF.getRegInfo().constrainRegClass(Src, &X86::GR32_NOSPRegClass))
+ if (TargetRegisterInfo::isVirtualRegister(Src.getReg()) &&
+ !MF.getRegInfo().constrainRegClass(Src.getReg(),
+ &X86::GR32_NOSPRegClass))
return 0;
unsigned Opc = is64Bit ? X86::LEA64_32r : X86::LEA32r;
NewMI = BuildMI(MF, MI->getDebugLoc(), get(Opc))
- .addReg(Dest, RegState::Define | getDeadRegState(isDead))
- .addReg(0).addImm(1 << ShAmt)
- .addReg(Src, getKillRegState(isKill)).addImm(0).addReg(0);
+ .addOperand(Dest)
+ .addReg(0).addImm(1 << ShAmt).addOperand(Src).addImm(0).addReg(0);
break;
}
case X86::SHL16ri: {
if (DisableLEA16)
return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV) : 0;
NewMI = BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
- .addReg(Dest, RegState::Define | getDeadRegState(isDead))
- .addReg(0).addImm(1 << ShAmt)
- .addReg(Src, getKillRegState(isKill))
- .addImm(0).addReg(0);
+ .addOperand(Dest)
+ .addReg(0).addImm(1 << ShAmt).addOperand(Src).addImm(0).addReg(0);
break;
}
default: {
assert(MI->getNumOperands() >= 2 && "Unknown inc instruction!");
unsigned Opc = MIOpc == X86::INC64r ? X86::LEA64r
: (is64Bit ? X86::LEA64_32r : X86::LEA32r);
+ const TargetRegisterClass *RC = MIOpc == X86::INC64r ?
+ (const TargetRegisterClass*)&X86::GR64_NOSPRegClass :
+ (const TargetRegisterClass*)&X86::GR32_NOSPRegClass;
// LEA can't handle RSP.
- if (TargetRegisterInfo::isVirtualRegister(Src) &&
- !MF.getRegInfo().constrainRegClass(Src,
- MIOpc == X86::INC64r ? X86::GR64_NOSPRegisterClass :
- X86::GR32_NOSPRegisterClass))
+ if (TargetRegisterInfo::isVirtualRegister(Src.getReg()) &&
+ !MF.getRegInfo().constrainRegClass(Src.getReg(), RC))
return 0;
- NewMI = addRegOffset(BuildMI(MF, MI->getDebugLoc(), get(Opc))
- .addReg(Dest, RegState::Define |
- getDeadRegState(isDead)),
- Src, isKill, 1);
+ NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(Opc))
+ .addOperand(Dest).addOperand(Src), 1);
break;
}
case X86::INC16r:
if (DisableLEA16)
return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV) : 0;
assert(MI->getNumOperands() >= 2 && "Unknown inc instruction!");
- NewMI = addRegOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
- .addReg(Dest, RegState::Define |
- getDeadRegState(isDead)),
- Src, isKill, 1);
+ 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);
+ const TargetRegisterClass *RC = MIOpc == X86::DEC64r ?
+ (const TargetRegisterClass*)&X86::GR64_NOSPRegClass :
+ (const TargetRegisterClass*)&X86::GR32_NOSPRegClass;
// LEA can't handle RSP.
- if (TargetRegisterInfo::isVirtualRegister(Src) &&
- !MF.getRegInfo().constrainRegClass(Src,
- MIOpc == X86::DEC64r ? X86::GR64_NOSPRegisterClass :
- X86::GR32_NOSPRegisterClass))
+ if (TargetRegisterInfo::isVirtualRegister(Src.getReg()) &&
+ !MF.getRegInfo().constrainRegClass(Src.getReg(), RC))
return 0;
- NewMI = addRegOffset(BuildMI(MF, MI->getDebugLoc(), get(Opc))
- .addReg(Dest, RegState::Define |
- getDeadRegState(isDead)),
- Src, isKill, -1);
+ NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(Opc))
+ .addOperand(Dest).addOperand(Src), -1);
break;
}
case X86::DEC16r:
if (DisableLEA16)
return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV) : 0;
assert(MI->getNumOperands() >= 2 && "Unknown dec instruction!");
- NewMI = addRegOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
- .addReg(Dest, RegState::Define |
- getDeadRegState(isDead)),
- Src, isKill, -1);
+ 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_DB: {
assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
unsigned Opc;
- TargetRegisterClass *RC;
+ const TargetRegisterClass *RC;
if (MIOpc == X86::ADD64rr || MIOpc == X86::ADD64rr_DB) {
Opc = X86::LEA64r;
- RC = X86::GR64_NOSPRegisterClass;
+ RC = &X86::GR64_NOSPRegClass;
} else {
Opc = is64Bit ? X86::LEA64_32r : X86::LEA32r;
- RC = X86::GR32_NOSPRegisterClass;
+ RC = &X86::GR32_NOSPRegClass;
}
return 0;
NewMI = addRegReg(BuildMI(MF, MI->getDebugLoc(), get(Opc))
- .addReg(Dest, RegState::Define |
- getDeadRegState(isDead)),
- Src, isKill, Src2, isKill2);
+ .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;
unsigned Src2 = MI->getOperand(2).getReg();
bool isKill2 = MI->getOperand(2).isKill();
NewMI = addRegReg(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
- .addReg(Dest, RegState::Define |
- getDeadRegState(isDead)),
- Src, isKill, Src2, isKill2);
+ .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_DB:
case X86::ADD64ri8_DB:
assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
- NewMI = addRegOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA64r))
- .addReg(Dest, RegState::Define |
- getDeadRegState(isDead)),
- Src, isKill, MI->getOperand(2).getImm());
+ 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::ADD32ri8_DB: {
assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
unsigned Opc = is64Bit ? X86::LEA64_32r : X86::LEA32r;
- NewMI = addRegOffset(BuildMI(MF, MI->getDebugLoc(), get(Opc))
- .addReg(Dest, RegState::Define |
- getDeadRegState(isDead)),
- Src, isKill, MI->getOperand(2).getImm());
+ NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(Opc))
+ .addOperand(Dest).addOperand(Src),
+ MI->getOperand(2).getImm());
break;
}
case X86::ADD16ri:
if (DisableLEA16)
return is64Bit ? convertToThreeAddressWithLEA(MIOpc, MFI, MBBI, LV) : 0;
assert(MI->getNumOperands() >= 3 && "Unknown add instruction!");
- NewMI = addRegOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
- .addReg(Dest, RegState::Define |
- getDeadRegState(isDead)),
- Src, isKill, MI->getOperand(2).getImm());
+ NewMI = addOffset(BuildMI(MF, MI->getDebugLoc(), get(X86::LEA16r))
+ .addOperand(Dest).addOperand(Src),
+ MI->getOperand(2).getImm());
break;
}
}
if (!NewMI) return 0;
if (LV) { // Update live variables
- if (isKill)
- LV->replaceKillInstruction(Src, MI, NewMI);
- if (isDead)
- LV->replaceKillInstruction(Dest, MI, NewMI);
+ if (Src.isKill())
+ LV->replaceKillInstruction(Src.getReg(), MI, NewMI);
+ if (Dest.isDead())
+ LV->replaceKillInstruction(Dest.getReg(), MI, NewMI);
}
MFI->insert(MBBI, NewMI); // Insert the new inst
}
MI->setDesc(get(Opc));
MI->getOperand(3).setImm(Size-Amt);
- return TargetInstrInfoImpl::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:
- case X86::CMOVNE16rr:
- case X86::CMOVNE32rr:
- case X86::CMOVNE64rr:
- case X86::CMOVBE16rr:
- case X86::CMOVBE32rr:
- case X86::CMOVBE64rr:
- case X86::CMOVA16rr:
- case X86::CMOVA32rr:
- case X86::CMOVA64rr:
- case X86::CMOVL16rr:
- case X86::CMOVL32rr:
- case X86::CMOVL64rr:
- case X86::CMOVGE16rr:
- case X86::CMOVGE32rr:
- case X86::CMOVGE64rr:
- case X86::CMOVLE16rr:
- case X86::CMOVLE32rr:
- case X86::CMOVLE64rr:
- case X86::CMOVG16rr:
- case X86::CMOVG32rr:
- case X86::CMOVG64rr:
- case X86::CMOVS16rr:
- case X86::CMOVS32rr:
- case X86::CMOVS64rr:
- case X86::CMOVNS16rr:
- case X86::CMOVNS32rr:
- case X86::CMOVNS64rr:
- case X86::CMOVP16rr:
- case X86::CMOVP32rr:
- case X86::CMOVP64rr:
- case X86::CMOVNP16rr:
- case X86::CMOVNP32rr:
- case X86::CMOVNP64rr:
- case X86::CMOVO16rr:
- case X86::CMOVO32rr:
- case X86::CMOVO64rr:
- case X86::CMOVNO16rr:
- case X86::CMOVNO32rr:
- case X86::CMOVNO64rr: {
- unsigned Opc = 0;
+ 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:
+ case X86::CMOVNE16rr: case X86::CMOVNE32rr: case X86::CMOVNE64rr:
+ case X86::CMOVBE16rr: case X86::CMOVBE32rr: case X86::CMOVBE64rr:
+ case X86::CMOVA16rr: case X86::CMOVA32rr: case X86::CMOVA64rr:
+ case X86::CMOVL16rr: case X86::CMOVL32rr: case X86::CMOVL64rr:
+ case X86::CMOVGE16rr: case X86::CMOVGE32rr: case X86::CMOVGE64rr:
+ case X86::CMOVLE16rr: case X86::CMOVLE32rr: case X86::CMOVLE64rr:
+ case X86::CMOVG16rr: case X86::CMOVG32rr: case X86::CMOVG64rr:
+ case X86::CMOVS16rr: case X86::CMOVS32rr: case X86::CMOVS64rr:
+ case X86::CMOVNS16rr: case X86::CMOVNS32rr: case X86::CMOVNS64rr:
+ case X86::CMOVP16rr: case X86::CMOVP32rr: case X86::CMOVP64rr:
+ case X86::CMOVNP16rr: case X86::CMOVNP32rr: case X86::CMOVNP64rr:
+ case X86::CMOVO16rr: case X86::CMOVO32rr: case X86::CMOVO64rr:
+ case X86::CMOVNO16rr: case X86::CMOVNO32rr: case X86::CMOVNO64rr: {
+ unsigned Opc;
switch (MI->getOpcode()) {
- default: break;
+ default: llvm_unreachable("Unreachable!");
case X86::CMOVB16rr: Opc = X86::CMOVAE16rr; break;
case X86::CMOVB32rr: Opc = X86::CMOVAE32rr; break;
case X86::CMOVB64rr: Opc = X86::CMOVAE64rr; break;
// Fallthrough intended.
}
default:
- return TargetInstrInfoImpl::commuteInstruction(MI, NewMI);
+ return TargetInstrInfo::commuteInstruction(MI, NewMI);
}
}
-static X86::CondCode GetCondFromBranchOpc(unsigned BrOpc) {
+static X86::CondCode getCondFromBranchOpc(unsigned BrOpc) {
switch (BrOpc) {
default: return X86::COND_INVALID;
case X86::JE_4: return X86::COND_E;
}
}
+/// getCondFromSETOpc - return condition code of a SET opcode.
+static X86::CondCode getCondFromSETOpc(unsigned Opc) {
+ switch (Opc) {
+ default: return X86::COND_INVALID;
+ case X86::SETAr: case X86::SETAm: return X86::COND_A;
+ case X86::SETAEr: case X86::SETAEm: return X86::COND_AE;
+ case X86::SETBr: case X86::SETBm: return X86::COND_B;
+ case X86::SETBEr: case X86::SETBEm: return X86::COND_BE;
+ case X86::SETEr: case X86::SETEm: return X86::COND_E;
+ case X86::SETGr: case X86::SETGm: return X86::COND_G;
+ case X86::SETGEr: case X86::SETGEm: return X86::COND_GE;
+ case X86::SETLr: case X86::SETLm: return X86::COND_L;
+ case X86::SETLEr: case X86::SETLEm: return X86::COND_LE;
+ case X86::SETNEr: case X86::SETNEm: return X86::COND_NE;
+ case X86::SETNOr: case X86::SETNOm: return X86::COND_NO;
+ case X86::SETNPr: case X86::SETNPm: return X86::COND_NP;
+ case X86::SETNSr: case X86::SETNSm: return X86::COND_NS;
+ case X86::SETOr: case X86::SETOm: return X86::COND_O;
+ case X86::SETPr: case X86::SETPm: return X86::COND_P;
+ case X86::SETSr: case X86::SETSm: return X86::COND_S;
+ }
+}
+
+/// getCondFromCmovOpc - return condition code of a CMov opcode.
+X86::CondCode X86::getCondFromCMovOpc(unsigned Opc) {
+ switch (Opc) {
+ default: return X86::COND_INVALID;
+ case X86::CMOVA16rm: case X86::CMOVA16rr: case X86::CMOVA32rm:
+ case X86::CMOVA32rr: case X86::CMOVA64rm: case X86::CMOVA64rr:
+ return X86::COND_A;
+ case X86::CMOVAE16rm: case X86::CMOVAE16rr: case X86::CMOVAE32rm:
+ case X86::CMOVAE32rr: case X86::CMOVAE64rm: case X86::CMOVAE64rr:
+ return X86::COND_AE;
+ case X86::CMOVB16rm: case X86::CMOVB16rr: case X86::CMOVB32rm:
+ case X86::CMOVB32rr: case X86::CMOVB64rm: case X86::CMOVB64rr:
+ return X86::COND_B;
+ case X86::CMOVBE16rm: case X86::CMOVBE16rr: case X86::CMOVBE32rm:
+ case X86::CMOVBE32rr: case X86::CMOVBE64rm: case X86::CMOVBE64rr:
+ return X86::COND_BE;
+ case X86::CMOVE16rm: case X86::CMOVE16rr: case X86::CMOVE32rm:
+ case X86::CMOVE32rr: case X86::CMOVE64rm: case X86::CMOVE64rr:
+ return X86::COND_E;
+ case X86::CMOVG16rm: case X86::CMOVG16rr: case X86::CMOVG32rm:
+ case X86::CMOVG32rr: case X86::CMOVG64rm: case X86::CMOVG64rr:
+ return X86::COND_G;
+ case X86::CMOVGE16rm: case X86::CMOVGE16rr: case X86::CMOVGE32rm:
+ case X86::CMOVGE32rr: case X86::CMOVGE64rm: case X86::CMOVGE64rr:
+ return X86::COND_GE;
+ case X86::CMOVL16rm: case X86::CMOVL16rr: case X86::CMOVL32rm:
+ case X86::CMOVL32rr: case X86::CMOVL64rm: case X86::CMOVL64rr:
+ return X86::COND_L;
+ case X86::CMOVLE16rm: case X86::CMOVLE16rr: case X86::CMOVLE32rm:
+ case X86::CMOVLE32rr: case X86::CMOVLE64rm: case X86::CMOVLE64rr:
+ return X86::COND_LE;
+ case X86::CMOVNE16rm: case X86::CMOVNE16rr: case X86::CMOVNE32rm:
+ case X86::CMOVNE32rr: case X86::CMOVNE64rm: case X86::CMOVNE64rr:
+ return X86::COND_NE;
+ case X86::CMOVNO16rm: case X86::CMOVNO16rr: case X86::CMOVNO32rm:
+ case X86::CMOVNO32rr: case X86::CMOVNO64rm: case X86::CMOVNO64rr:
+ return X86::COND_NO;
+ case X86::CMOVNP16rm: case X86::CMOVNP16rr: case X86::CMOVNP32rm:
+ case X86::CMOVNP32rr: case X86::CMOVNP64rm: case X86::CMOVNP64rr:
+ return X86::COND_NP;
+ case X86::CMOVNS16rm: case X86::CMOVNS16rr: case X86::CMOVNS32rm:
+ case X86::CMOVNS32rr: case X86::CMOVNS64rm: case X86::CMOVNS64rr:
+ return X86::COND_NS;
+ case X86::CMOVO16rm: case X86::CMOVO16rr: case X86::CMOVO32rm:
+ case X86::CMOVO32rr: case X86::CMOVO64rm: case X86::CMOVO64rr:
+ return X86::COND_O;
+ case X86::CMOVP16rm: case X86::CMOVP16rr: case X86::CMOVP32rm:
+ case X86::CMOVP32rr: case X86::CMOVP64rm: case X86::CMOVP64rr:
+ return X86::COND_P;
+ case X86::CMOVS16rm: case X86::CMOVS16rr: case X86::CMOVS32rm:
+ case X86::CMOVS32rr: case X86::CMOVS64rm: case X86::CMOVS64rr:
+ return X86::COND_S;
+ }
+}
+
unsigned X86::GetCondBranchFromCond(X86::CondCode CC) {
switch (CC) {
default: llvm_unreachable("Illegal condition code!");
}
}
+/// 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).
+static X86::CondCode getSwappedCondition(X86::CondCode CC) {
+ switch (CC) {
+ default: return X86::COND_INVALID;
+ case X86::COND_E: return X86::COND_E;
+ case X86::COND_NE: return X86::COND_NE;
+ case X86::COND_L: return X86::COND_G;
+ case X86::COND_LE: return X86::COND_GE;
+ case X86::COND_G: return X86::COND_L;
+ case X86::COND_GE: return X86::COND_LE;
+ case X86::COND_B: return X86::COND_A;
+ case X86::COND_BE: return X86::COND_AE;
+ case X86::COND_A: return X86::COND_B;
+ case X86::COND_AE: return X86::COND_BE;
+ }
+}
+
+/// getSETFromCond - Return a set opcode for the given condition and
+/// whether it has memory operand.
+static unsigned getSETFromCond(X86::CondCode CC,
+ bool HasMemoryOperand) {
+ static const uint16_t Opc[16][2] = {
+ { X86::SETAr, X86::SETAm },
+ { X86::SETAEr, X86::SETAEm },
+ { X86::SETBr, X86::SETBm },
+ { X86::SETBEr, X86::SETBEm },
+ { X86::SETEr, X86::SETEm },
+ { X86::SETGr, X86::SETGm },
+ { X86::SETGEr, X86::SETGEm },
+ { X86::SETLr, X86::SETLm },
+ { X86::SETLEr, X86::SETLEm },
+ { X86::SETNEr, X86::SETNEm },
+ { X86::SETNOr, X86::SETNOm },
+ { X86::SETNPr, X86::SETNPm },
+ { X86::SETNSr, X86::SETNSm },
+ { X86::SETOr, X86::SETOm },
+ { X86::SETPr, X86::SETPm },
+ { X86::SETSr, X86::SETSm }
+ };
+
+ assert(CC < 16 && "Can only handle standard cond codes");
+ return Opc[CC][HasMemoryOperand ? 1 : 0];
+}
+
+/// getCMovFromCond - Return a cmov opcode for the given condition,
+/// register size in bytes, and operand type.
+static unsigned getCMovFromCond(X86::CondCode CC, unsigned RegBytes,
+ bool HasMemoryOperand) {
+ static const uint16_t Opc[32][3] = {
+ { X86::CMOVA16rr, X86::CMOVA32rr, X86::CMOVA64rr },
+ { X86::CMOVAE16rr, X86::CMOVAE32rr, X86::CMOVAE64rr },
+ { X86::CMOVB16rr, X86::CMOVB32rr, X86::CMOVB64rr },
+ { X86::CMOVBE16rr, X86::CMOVBE32rr, X86::CMOVBE64rr },
+ { X86::CMOVE16rr, X86::CMOVE32rr, X86::CMOVE64rr },
+ { X86::CMOVG16rr, X86::CMOVG32rr, X86::CMOVG64rr },
+ { X86::CMOVGE16rr, X86::CMOVGE32rr, X86::CMOVGE64rr },
+ { X86::CMOVL16rr, X86::CMOVL32rr, X86::CMOVL64rr },
+ { X86::CMOVLE16rr, X86::CMOVLE32rr, X86::CMOVLE64rr },
+ { X86::CMOVNE16rr, X86::CMOVNE32rr, X86::CMOVNE64rr },
+ { X86::CMOVNO16rr, X86::CMOVNO32rr, X86::CMOVNO64rr },
+ { X86::CMOVNP16rr, X86::CMOVNP32rr, X86::CMOVNP64rr },
+ { X86::CMOVNS16rr, X86::CMOVNS32rr, X86::CMOVNS64rr },
+ { X86::CMOVO16rr, X86::CMOVO32rr, X86::CMOVO64rr },
+ { X86::CMOVP16rr, X86::CMOVP32rr, X86::CMOVP64rr },
+ { X86::CMOVS16rr, X86::CMOVS32rr, X86::CMOVS64rr },
+ { X86::CMOVA16rm, X86::CMOVA32rm, X86::CMOVA64rm },
+ { X86::CMOVAE16rm, X86::CMOVAE32rm, X86::CMOVAE64rm },
+ { X86::CMOVB16rm, X86::CMOVB32rm, X86::CMOVB64rm },
+ { X86::CMOVBE16rm, X86::CMOVBE32rm, X86::CMOVBE64rm },
+ { X86::CMOVE16rm, X86::CMOVE32rm, X86::CMOVE64rm },
+ { X86::CMOVG16rm, X86::CMOVG32rm, X86::CMOVG64rm },
+ { X86::CMOVGE16rm, X86::CMOVGE32rm, X86::CMOVGE64rm },
+ { X86::CMOVL16rm, X86::CMOVL32rm, X86::CMOVL64rm },
+ { X86::CMOVLE16rm, X86::CMOVLE32rm, X86::CMOVLE64rm },
+ { X86::CMOVNE16rm, X86::CMOVNE32rm, X86::CMOVNE64rm },
+ { X86::CMOVNO16rm, X86::CMOVNO32rm, X86::CMOVNO64rm },
+ { X86::CMOVNP16rm, X86::CMOVNP32rm, X86::CMOVNP64rm },
+ { X86::CMOVNS16rm, X86::CMOVNS32rm, X86::CMOVNS64rm },
+ { X86::CMOVO16rm, X86::CMOVO32rm, X86::CMOVO64rm },
+ { X86::CMOVP16rm, X86::CMOVP32rm, X86::CMOVP64rm },
+ { X86::CMOVS16rm, X86::CMOVS32rm, X86::CMOVS64rm }
+ };
+
+ assert(CC < 16 && "Can only handle standard cond codes");
+ unsigned Idx = HasMemoryOperand ? 16+CC : CC;
+ switch(RegBytes) {
+ default: llvm_unreachable("Illegal register size!");
+ case 2: return Opc[Idx][0];
+ case 4: return Opc[Idx][1];
+ case 8: return Opc[Idx][2];
+ }
+}
+
bool X86InstrInfo::isUnpredicatedTerminator(const MachineInstr *MI) const {
- const MCInstrDesc &MCID = MI->getDesc();
- if (!MCID.isTerminator()) return false;
+ if (!MI->isTerminator()) return false;
// Conditional branch is a special case.
- if (MCID.isBranch() && !MCID.isBarrier())
+ if (MI->isBranch() && !MI->isBarrier())
return true;
- if (!MCID.isPredicable())
+ if (!MI->isPredicable())
return true;
return !isPredicated(MI);
}
// A terminator that isn't a branch can't easily be handled by this
// analysis.
- if (!I->getDesc().isBranch())
+ if (!I->isBranch())
return true;
// Handle unconditional branches.
}
// Handle conditional branches.
- X86::CondCode BranchCode = GetCondFromBranchOpc(I->getOpcode());
+ X86::CondCode BranchCode = getCondFromBranchOpc(I->getOpcode());
if (BranchCode == X86::COND_INVALID)
return true; // Can't handle indirect branch.
if (I->isDebugValue())
continue;
if (I->getOpcode() != X86::JMP_4 &&
- GetCondFromBranchOpc(I->getOpcode()) == X86::COND_INVALID)
+ getCondFromBranchOpc(I->getOpcode()) == X86::COND_INVALID)
break;
// Remove the branch.
I->eraseFromParent();
return Count;
}
+bool X86InstrInfo::
+canInsertSelect(const MachineBasicBlock &MBB,
+ const SmallVectorImpl<MachineOperand> &Cond,
+ unsigned TrueReg, unsigned FalseReg,
+ int &CondCycles, int &TrueCycles, int &FalseCycles) const {
+ // Not all subtargets have cmov instructions.
+ if (!TM.getSubtarget<X86Subtarget>().hasCMov())
+ return false;
+ if (Cond.size() != 1)
+ return false;
+ // We cannot do the composite conditions, at least not in SSA form.
+ if ((X86::CondCode)Cond[0].getImm() > X86::COND_S)
+ return false;
+
+ // Check register classes.
+ const MachineRegisterInfo &MRI = MBB.getParent()->getRegInfo();
+ const TargetRegisterClass *RC =
+ RI.getCommonSubClass(MRI.getRegClass(TrueReg), MRI.getRegClass(FalseReg));
+ if (!RC)
+ return false;
+
+ // We have cmov instructions for 16, 32, and 64 bit general purpose registers.
+ if (X86::GR16RegClass.hasSubClassEq(RC) ||
+ X86::GR32RegClass.hasSubClassEq(RC) ||
+ X86::GR64RegClass.hasSubClassEq(RC)) {
+ // This latency applies to Pentium M, Merom, Wolfdale, Nehalem, and Sandy
+ // Bridge. Probably Ivy Bridge as well.
+ CondCycles = 2;
+ TrueCycles = 2;
+ FalseCycles = 2;
+ return true;
+ }
+
+ // Can't do vectors.
+ return false;
+}
+
+void X86InstrInfo::insertSelect(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator I, DebugLoc DL,
+ unsigned DstReg,
+ const SmallVectorImpl<MachineOperand> &Cond,
+ unsigned TrueReg, unsigned FalseReg) const {
+ MachineRegisterInfo &MRI = MBB.getParent()->getRegInfo();
+ assert(Cond.size() == 1 && "Invalid Cond array");
+ unsigned Opc = getCMovFromCond((X86::CondCode)Cond[0].getImm(),
+ MRI.getRegClass(DstReg)->getSize(),
+ false/*HasMemoryOperand*/);
+ BuildMI(MBB, I, DL, get(Opc), DstReg).addReg(FalseReg).addReg(TrueReg);
+}
+
/// isHReg - Test if the given register is a physical h register.
static bool isHReg(unsigned Reg) {
return X86::GR8_ABCD_HRegClass.contains(Reg);
}
// Try and copy between VR128/VR64 and GR64 registers.
-static unsigned CopyToFromAsymmetricReg(unsigned DestReg, unsigned SrcReg) {
+static unsigned CopyToFromAsymmetricReg(unsigned DestReg, unsigned SrcReg,
+ bool HasAVX) {
// SrcReg(VR128) -> DestReg(GR64)
// SrcReg(VR64) -> DestReg(GR64)
// SrcReg(GR64) -> DestReg(VR128)
// SrcReg(GR64) -> DestReg(VR64)
if (X86::GR64RegClass.contains(DestReg)) {
- if (X86::VR128RegClass.contains(SrcReg)) {
+ if (X86::VR128RegClass.contains(SrcReg))
// Copy from a VR128 register to a GR64 register.
- return X86::MOVPQIto64rr;
- } else if (X86::VR64RegClass.contains(SrcReg)) {
+ return HasAVX ? X86::VMOVPQIto64rr : X86::MOVPQIto64rr;
+ if (X86::VR64RegClass.contains(SrcReg))
// Copy from a VR64 register to a GR64 register.
return X86::MOVSDto64rr;
- }
} else if (X86::GR64RegClass.contains(SrcReg)) {
// Copy from a GR64 register to a VR128 register.
if (X86::VR128RegClass.contains(DestReg))
- return X86::MOV64toPQIrr;
+ return HasAVX ? X86::VMOV64toPQIrr : X86::MOV64toPQIrr;
// Copy from a GR64 register to a VR64 register.
- else if (X86::VR64RegClass.contains(DestReg))
+ if (X86::VR64RegClass.contains(DestReg))
return X86::MOV64toSDrr;
}
+ // SrcReg(FR32) -> DestReg(GR32)
+ // SrcReg(GR32) -> DestReg(FR32)
+
+ if (X86::GR32RegClass.contains(DestReg) && X86::FR32RegClass.contains(SrcReg))
+ // Copy from a FR32 register to a GR32 register.
+ return HasAVX ? X86::VMOVSS2DIrr : X86::MOVSS2DIrr;
+
+ if (X86::FR32RegClass.contains(DestReg) && X86::GR32RegClass.contains(SrcReg))
+ // Copy from a GR32 register to a FR32 register.
+ return HasAVX ? X86::VMOVDI2SSrr : X86::MOVDI2SSrr;
+
return 0;
}
unsigned DestReg, unsigned SrcReg,
bool KillSrc) const {
// First deal with the normal symmetric copies.
- unsigned Opc = 0;
+ bool HasAVX = TM.getSubtarget<X86Subtarget>().hasAVX();
+ unsigned Opc;
if (X86::GR64RegClass.contains(DestReg, SrcReg))
Opc = X86::MOV64rr;
else if (X86::GR32RegClass.contains(DestReg, SrcReg))
// Copying to or from a physical H register on x86-64 requires a NOREX
// move. Otherwise use a normal move.
if ((isHReg(DestReg) || isHReg(SrcReg)) &&
- TM.getSubtarget<X86Subtarget>().is64Bit())
+ TM.getSubtarget<X86Subtarget>().is64Bit()) {
Opc = X86::MOV8rr_NOREX;
- else
+ // Both operands must be encodable without an REX prefix.
+ assert(X86::GR8_NOREXRegClass.contains(SrcReg, DestReg) &&
+ "8-bit H register can not be copied outside GR8_NOREX");
+ } else
Opc = X86::MOV8rr;
} else if (X86::VR128RegClass.contains(DestReg, SrcReg))
- Opc = X86::MOVAPSrr;
+ Opc = HasAVX ? X86::VMOVAPSrr : X86::MOVAPSrr;
else if (X86::VR256RegClass.contains(DestReg, SrcReg))
Opc = X86::VMOVAPSYrr;
else if (X86::VR64RegClass.contains(DestReg, SrcReg))
Opc = X86::MMX_MOVQ64rr;
else
- Opc = CopyToFromAsymmetricReg(DestReg, SrcReg);
+ Opc = CopyToFromAsymmetricReg(DestReg, SrcReg, HasAVX);
if (Opc) {
BuildMI(MBB, MI, DL, get(Opc), DestReg)
}
// Moving EFLAGS to / from another register requires a push and a pop.
+ // Notice that we have to adjust the stack if we don't want to clobber the
+ // first frame index. See X86FrameLowering.cpp - colobbersTheStack.
if (SrcReg == X86::EFLAGS) {
if (X86::GR64RegClass.contains(DestReg)) {
BuildMI(MBB, MI, DL, get(X86::PUSHF64));
BuildMI(MBB, MI, DL, get(X86::POP64r), DestReg);
return;
- } else if (X86::GR32RegClass.contains(DestReg)) {
+ }
+ if (X86::GR32RegClass.contains(DestReg)) {
BuildMI(MBB, MI, DL, get(X86::PUSHF32));
BuildMI(MBB, MI, DL, get(X86::POP32r), DestReg);
return;
.addReg(SrcReg, getKillRegState(KillSrc));
BuildMI(MBB, MI, DL, get(X86::POPF64));
return;
- } else if (X86::GR32RegClass.contains(SrcReg)) {
+ }
+ if (X86::GR32RegClass.contains(SrcReg)) {
BuildMI(MBB, MI, DL, get(X86::PUSH32r))
.addReg(SrcReg, getKillRegState(KillSrc));
BuildMI(MBB, MI, DL, get(X86::POPF32));
bool isStackAligned,
const TargetMachine &TM,
bool load) {
+ bool HasAVX = TM.getSubtarget<X86Subtarget>().hasAVX();
switch (RC->getSize()) {
default:
llvm_unreachable("Unknown spill size");
if (X86::GR32RegClass.hasSubClassEq(RC))
return load ? X86::MOV32rm : X86::MOV32mr;
if (X86::FR32RegClass.hasSubClassEq(RC))
- return load ? X86::MOVSSrm : X86::MOVSSmr;
+ return load ?
+ (HasAVX ? X86::VMOVSSrm : X86::MOVSSrm) :
+ (HasAVX ? X86::VMOVSSmr : X86::MOVSSmr);
if (X86::RFP32RegClass.hasSubClassEq(RC))
return load ? X86::LD_Fp32m : X86::ST_Fp32m;
llvm_unreachable("Unknown 4-byte regclass");
if (X86::GR64RegClass.hasSubClassEq(RC))
return load ? X86::MOV64rm : X86::MOV64mr;
if (X86::FR64RegClass.hasSubClassEq(RC))
- return load ? X86::MOVSDrm : X86::MOVSDmr;
+ return load ?
+ (HasAVX ? X86::VMOVSDrm : X86::MOVSDrm) :
+ (HasAVX ? X86::VMOVSDmr : X86::MOVSDmr);
if (X86::VR64RegClass.hasSubClassEq(RC))
return load ? X86::MMX_MOVQ64rm : X86::MMX_MOVQ64mr;
if (X86::RFP64RegClass.hasSubClassEq(RC))
case 10:
assert(X86::RFP80RegClass.hasSubClassEq(RC) && "Unknown 10-byte regclass");
return load ? X86::LD_Fp80m : X86::ST_FpP80m;
- case 16:
+ case 16: {
assert(X86::VR128RegClass.hasSubClassEq(RC) && "Unknown 16-byte regclass");
// If stack is realigned we can use aligned stores.
if (isStackAligned)
- return load ? X86::MOVAPSrm : X86::MOVAPSmr;
+ return load ?
+ (HasAVX ? X86::VMOVAPSrm : X86::MOVAPSrm) :
+ (HasAVX ? X86::VMOVAPSmr : X86::MOVAPSmr);
else
- return load ? X86::MOVUPSrm : X86::MOVUPSmr;
+ return load ?
+ (HasAVX ? X86::VMOVUPSrm : X86::MOVUPSrm) :
+ (HasAVX ? X86::VMOVUPSmr : X86::MOVUPSmr);
+ }
case 32:
assert(X86::VR256RegClass.hasSubClassEq(RC) && "Unknown 32-byte regclass");
// If stack is realigned we can use aligned stores.
const MachineFunction &MF = *MBB.getParent();
assert(MF.getFrameInfo()->getObjectSize(FrameIdx) >= RC->getSize() &&
"Stack slot too small for store");
- bool isAligned = (TM.getFrameLowering()->getStackAlignment() >= 16) ||
+ unsigned Alignment = RC->getSize() == 32 ? 32 : 16;
+ bool isAligned = (TM.getFrameLowering()->getStackAlignment() >= Alignment) ||
RI.canRealignStack(MF);
unsigned Opc = getStoreRegOpcode(SrcReg, RC, isAligned, TM);
DebugLoc DL = MBB.findDebugLoc(MI);
MachineInstr::mmo_iterator MMOBegin,
MachineInstr::mmo_iterator MMOEnd,
SmallVectorImpl<MachineInstr*> &NewMIs) const {
- bool isAligned = MMOBegin != MMOEnd && (*MMOBegin)->getAlignment() >= 16;
+ unsigned Alignment = RC->getSize() == 32 ? 32 : 16;
+ bool isAligned = MMOBegin != MMOEnd &&
+ (*MMOBegin)->getAlignment() >= Alignment;
unsigned Opc = getStoreRegOpcode(SrcReg, RC, isAligned, TM);
DebugLoc DL;
MachineInstrBuilder MIB = BuildMI(MF, DL, get(Opc));
const TargetRegisterClass *RC,
const TargetRegisterInfo *TRI) const {
const MachineFunction &MF = *MBB.getParent();
- bool isAligned = (TM.getFrameLowering()->getStackAlignment() >= 16) ||
+ unsigned Alignment = RC->getSize() == 32 ? 32 : 16;
+ bool isAligned = (TM.getFrameLowering()->getStackAlignment() >= Alignment) ||
RI.canRealignStack(MF);
unsigned Opc = getLoadRegOpcode(DestReg, RC, isAligned, TM);
DebugLoc DL = MBB.findDebugLoc(MI);
MachineInstr::mmo_iterator MMOBegin,
MachineInstr::mmo_iterator MMOEnd,
SmallVectorImpl<MachineInstr*> &NewMIs) const {
- bool isAligned = MMOBegin != MMOEnd && (*MMOBegin)->getAlignment() >= 16;
+ unsigned Alignment = RC->getSize() == 32 ? 32 : 16;
+ bool isAligned = MMOBegin != MMOEnd &&
+ (*MMOBegin)->getAlignment() >= Alignment;
unsigned Opc = getLoadRegOpcode(DestReg, RC, isAligned, TM);
DebugLoc DL;
MachineInstrBuilder MIB = BuildMI(MF, DL, get(Opc), DestReg);
NewMIs.push_back(MIB);
}
+bool X86InstrInfo::
+analyzeCompare(const MachineInstr *MI, unsigned &SrcReg, unsigned &SrcReg2,
+ int &CmpMask, int &CmpValue) const {
+ switch (MI->getOpcode()) {
+ default: break;
+ case X86::CMP64ri32:
+ case X86::CMP64ri8:
+ case X86::CMP32ri:
+ case X86::CMP32ri8:
+ case X86::CMP16ri:
+ case X86::CMP16ri8:
+ case X86::CMP8ri:
+ SrcReg = MI->getOperand(0).getReg();
+ SrcReg2 = 0;
+ CmpMask = ~0;
+ CmpValue = MI->getOperand(1).getImm();
+ return true;
+ // A SUB can be used to perform comparison.
+ case X86::SUB64rm:
+ case X86::SUB32rm:
+ case X86::SUB16rm:
+ case X86::SUB8rm:
+ SrcReg = MI->getOperand(1).getReg();
+ SrcReg2 = 0;
+ CmpMask = ~0;
+ CmpValue = 0;
+ return true;
+ case X86::SUB64rr:
+ case X86::SUB32rr:
+ case X86::SUB16rr:
+ case X86::SUB8rr:
+ SrcReg = MI->getOperand(1).getReg();
+ SrcReg2 = MI->getOperand(2).getReg();
+ CmpMask = ~0;
+ CmpValue = 0;
+ return true;
+ case X86::SUB64ri32:
+ case X86::SUB64ri8:
+ case X86::SUB32ri:
+ case X86::SUB32ri8:
+ case X86::SUB16ri:
+ case X86::SUB16ri8:
+ case X86::SUB8ri:
+ SrcReg = MI->getOperand(1).getReg();
+ SrcReg2 = 0;
+ CmpMask = ~0;
+ CmpValue = MI->getOperand(2).getImm();
+ return true;
+ case X86::CMP64rr:
+ case X86::CMP32rr:
+ case X86::CMP16rr:
+ case X86::CMP8rr:
+ SrcReg = MI->getOperand(0).getReg();
+ SrcReg2 = MI->getOperand(1).getReg();
+ CmpMask = ~0;
+ CmpValue = 0;
+ return true;
+ case X86::TEST8rr:
+ case X86::TEST16rr:
+ case X86::TEST32rr:
+ case X86::TEST64rr:
+ SrcReg = MI->getOperand(0).getReg();
+ if (MI->getOperand(1).getReg() != SrcReg) return false;
+ // Compare against zero.
+ SrcReg2 = 0;
+ CmpMask = ~0;
+ CmpValue = 0;
+ return true;
+ }
+ return false;
+}
+
+/// isRedundantFlagInstr - 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.
+/// SrcReg, SrcRegs: register operands for FlagI.
+/// ImmValue: immediate for FlagI if it takes an immediate.
+inline static bool isRedundantFlagInstr(MachineInstr *FlagI, unsigned SrcReg,
+ unsigned SrcReg2, int ImmValue,
+ MachineInstr *OI) {
+ if (((FlagI->getOpcode() == X86::CMP64rr &&
+ OI->getOpcode() == X86::SUB64rr) ||
+ (FlagI->getOpcode() == X86::CMP32rr &&
+ OI->getOpcode() == X86::SUB32rr)||
+ (FlagI->getOpcode() == X86::CMP16rr &&
+ OI->getOpcode() == X86::SUB16rr)||
+ (FlagI->getOpcode() == X86::CMP8rr &&
+ OI->getOpcode() == X86::SUB8rr)) &&
+ ((OI->getOperand(1).getReg() == SrcReg &&
+ OI->getOperand(2).getReg() == SrcReg2) ||
+ (OI->getOperand(1).getReg() == SrcReg2 &&
+ OI->getOperand(2).getReg() == SrcReg)))
+ return true;
+
+ if (((FlagI->getOpcode() == X86::CMP64ri32 &&
+ OI->getOpcode() == X86::SUB64ri32) ||
+ (FlagI->getOpcode() == X86::CMP64ri8 &&
+ OI->getOpcode() == X86::SUB64ri8) ||
+ (FlagI->getOpcode() == X86::CMP32ri &&
+ OI->getOpcode() == X86::SUB32ri) ||
+ (FlagI->getOpcode() == X86::CMP32ri8 &&
+ OI->getOpcode() == X86::SUB32ri8) ||
+ (FlagI->getOpcode() == X86::CMP16ri &&
+ OI->getOpcode() == X86::SUB16ri) ||
+ (FlagI->getOpcode() == X86::CMP16ri8 &&
+ OI->getOpcode() == X86::SUB16ri8) ||
+ (FlagI->getOpcode() == X86::CMP8ri &&
+ OI->getOpcode() == X86::SUB8ri)) &&
+ OI->getOperand(1).getReg() == SrcReg &&
+ OI->getOperand(2).getImm() == ImmValue)
+ return true;
+ return false;
+}
+
+/// isDefConvertible - check whether the definition can be converted
+/// to remove a comparison against zero.
+inline static bool isDefConvertible(MachineInstr *MI) {
+ switch (MI->getOpcode()) {
+ default: return false;
+ case X86::SUB64ri32: case X86::SUB64ri8: case X86::SUB32ri:
+ case X86::SUB32ri8: case X86::SUB16ri: case X86::SUB16ri8:
+ case X86::SUB8ri: case X86::SUB64rr: case X86::SUB32rr:
+ 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:
+ case X86::AND16rr: case X86::AND8rr: case X86::AND64rm:
+ case X86::AND32rm: case X86::AND16rm: case X86::AND8rm:
+ case X86::XOR64ri32: case X86::XOR64ri8: case X86::XOR32ri:
+ case X86::XOR32ri8: case X86::XOR16ri: case X86::XOR16ri8:
+ case X86::XOR8ri: case X86::XOR64rr: case X86::XOR32rr:
+ case X86::XOR16rr: case X86::XOR8rr: case X86::XOR64rm:
+ case X86::XOR32rm: case X86::XOR16rm: case X86::XOR8rm:
+ case X86::OR64ri32: case X86::OR64ri8: case X86::OR32ri:
+ case X86::OR32ri8: case X86::OR16ri: case X86::OR16ri8:
+ case X86::OR8ri: case X86::OR64rr: case X86::OR32rr:
+ case X86::OR16rr: case X86::OR8rr: case X86::OR64rm:
+ case X86::OR32rm: case X86::OR16rm: case X86::OR8rm:
+ case X86::ANDN32rr: case X86::ANDN32rm:
+ case X86::ANDN64rr: case X86::ANDN64rm:
+ return true;
+ }
+}
+
+/// optimizeCompareInstr - 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::
+optimizeCompareInstr(MachineInstr *CmpInstr, unsigned SrcReg, unsigned SrcReg2,
+ int CmpMask, int CmpValue,
+ const MachineRegisterInfo *MRI) const {
+ // Check whether we can replace SUB with CMP.
+ unsigned NewOpcode = 0;
+ switch (CmpInstr->getOpcode()) {
+ default: break;
+ case X86::SUB64ri32:
+ case X86::SUB64ri8:
+ case X86::SUB32ri:
+ case X86::SUB32ri8:
+ case X86::SUB16ri:
+ case X86::SUB16ri8:
+ case X86::SUB8ri:
+ case X86::SUB64rm:
+ case X86::SUB32rm:
+ case X86::SUB16rm:
+ case X86::SUB8rm:
+ case X86::SUB64rr:
+ case X86::SUB32rr:
+ case X86::SUB16rr:
+ case X86::SUB8rr: {
+ if (!MRI->use_nodbg_empty(CmpInstr->getOperand(0).getReg()))
+ return false;
+ // There is no use of the destination register, we can replace SUB with CMP.
+ switch (CmpInstr->getOpcode()) {
+ default: llvm_unreachable("Unreachable!");
+ case X86::SUB64rm: NewOpcode = X86::CMP64rm; break;
+ case X86::SUB32rm: NewOpcode = X86::CMP32rm; break;
+ case X86::SUB16rm: NewOpcode = X86::CMP16rm; break;
+ case X86::SUB8rm: NewOpcode = X86::CMP8rm; break;
+ case X86::SUB64rr: NewOpcode = X86::CMP64rr; break;
+ case X86::SUB32rr: NewOpcode = X86::CMP32rr; break;
+ case X86::SUB16rr: NewOpcode = X86::CMP16rr; break;
+ case X86::SUB8rr: NewOpcode = X86::CMP8rr; break;
+ case X86::SUB64ri32: NewOpcode = X86::CMP64ri32; break;
+ case X86::SUB64ri8: NewOpcode = X86::CMP64ri8; break;
+ case X86::SUB32ri: NewOpcode = X86::CMP32ri; break;
+ case X86::SUB32ri8: NewOpcode = X86::CMP32ri8; break;
+ case X86::SUB16ri: NewOpcode = X86::CMP16ri; break;
+ case X86::SUB16ri8: NewOpcode = X86::CMP16ri8; break;
+ case X86::SUB8ri: NewOpcode = X86::CMP8ri; break;
+ }
+ CmpInstr->setDesc(get(NewOpcode));
+ CmpInstr->RemoveOperand(0);
+ // Fall through to optimize Cmp if Cmp is CMPrr or CMPri.
+ if (NewOpcode == X86::CMP64rm || NewOpcode == X86::CMP32rm ||
+ NewOpcode == X86::CMP16rm || NewOpcode == X86::CMP8rm)
+ return false;
+ }
+ }
+
+ // Get the unique definition of SrcReg.
+ MachineInstr *MI = MRI->getUniqueVRegDef(SrcReg);
+ if (!MI) return false;
+
+ // CmpInstr is the first instruction of the BB.
+ MachineBasicBlock::iterator I = CmpInstr, Def = MI;
+
+ // If we are comparing against zero, check whether we can use MI to update
+ // EFLAGS. If MI is not in the same BB as CmpInstr, do not optimize.
+ bool IsCmpZero = (SrcReg2 == 0 && CmpValue == 0);
+ if (IsCmpZero && (MI->getParent() != CmpInstr->getParent() ||
+ !isDefConvertible(MI)))
+ return false;
+
+ // We are searching for an earlier instruction that can make CmpInstr
+ // redundant and that instruction will be saved in Sub.
+ MachineInstr *Sub = NULL;
+ const TargetRegisterInfo *TRI = &getRegisterInfo();
+
+ // We iterate backward, starting from the instruction before CmpInstr and
+ // stop when reaching the definition of a source register or done with the BB.
+ // RI points to the instruction before CmpInstr.
+ // If the definition is in this basic block, RE points to the definition;
+ // otherwise, RE is the rend of the basic block.
+ MachineBasicBlock::reverse_iterator
+ RI = MachineBasicBlock::reverse_iterator(I),
+ RE = CmpInstr->getParent() == MI->getParent() ?
+ MachineBasicBlock::reverse_iterator(++Def) /* points to MI */ :
+ CmpInstr->getParent()->rend();
+ MachineInstr *Movr0Inst = 0;
+ for (; RI != RE; ++RI) {
+ MachineInstr *Instr = &*RI;
+ // Check whether CmpInstr can be made redundant by the current instruction.
+ if (!IsCmpZero &&
+ isRedundantFlagInstr(CmpInstr, SrcReg, SrcReg2, CmpValue, Instr)) {
+ Sub = Instr;
+ break;
+ }
+
+ if (Instr->modifiesRegister(X86::EFLAGS, TRI) ||
+ Instr->readsRegister(X86::EFLAGS, TRI)) {
+ // This instruction modifies or uses EFLAGS.
+
+ // MOV32r0 etc. are implemented with xor which clobbers condition code.
+ // They are safe to move up, if the definition to EFLAGS is dead and
+ // earlier instructions do not read or write EFLAGS.
+ if (!Movr0Inst && (Instr->getOpcode() == X86::MOV8r0 ||
+ Instr->getOpcode() == X86::MOV16r0 ||
+ Instr->getOpcode() == X86::MOV32r0 ||
+ Instr->getOpcode() == X86::MOV64r0) &&
+ Instr->registerDefIsDead(X86::EFLAGS, TRI)) {
+ Movr0Inst = Instr;
+ continue;
+ }
+
+ // We can't remove CmpInstr.
+ return false;
+ }
+ }
+
+ // Return false if no candidates exist.
+ if (!IsCmpZero && !Sub)
+ return false;
+
+ bool IsSwapped = (SrcReg2 != 0 && Sub->getOperand(1).getReg() == SrcReg2 &&
+ Sub->getOperand(2).getReg() == SrcReg);
+
+ // Scan forward from the instruction after CmpInstr for uses of EFLAGS.
+ // It is safe to remove CmpInstr if EFLAGS is redefined or killed.
+ // If we are done with the basic block, we need to check whether EFLAGS is
+ // live-out.
+ bool IsSafe = false;
+ SmallVector<std::pair<MachineInstr*, unsigned /*NewOpc*/>, 4> OpsToUpdate;
+ MachineBasicBlock::iterator E = CmpInstr->getParent()->end();
+ for (++I; I != E; ++I) {
+ const MachineInstr &Instr = *I;
+ bool ModifyEFLAGS = Instr.modifiesRegister(X86::EFLAGS, TRI);
+ bool UseEFLAGS = Instr.readsRegister(X86::EFLAGS, TRI);
+ // We should check the usage if this instruction uses and updates EFLAGS.
+ if (!UseEFLAGS && ModifyEFLAGS) {
+ // It is safe to remove CmpInstr if EFLAGS is updated again.
+ IsSafe = true;
+ break;
+ }
+ if (!UseEFLAGS && !ModifyEFLAGS)
+ continue;
+
+ // EFLAGS is used by this instruction.
+ X86::CondCode OldCC;
+ bool OpcIsSET = false;
+ if (IsCmpZero || IsSwapped) {
+ // We decode the condition code from opcode.
+ if (Instr.isBranch())
+ OldCC = getCondFromBranchOpc(Instr.getOpcode());
+ else {
+ OldCC = getCondFromSETOpc(Instr.getOpcode());
+ if (OldCC != X86::COND_INVALID)
+ OpcIsSET = true;
+ else
+ OldCC = X86::getCondFromCMovOpc(Instr.getOpcode());
+ }
+ if (OldCC == X86::COND_INVALID) return false;
+ }
+ if (IsCmpZero) {
+ switch (OldCC) {
+ default: break;
+ case X86::COND_A: case X86::COND_AE:
+ case X86::COND_B: case X86::COND_BE:
+ case X86::COND_G: case X86::COND_GE:
+ case X86::COND_L: case X86::COND_LE:
+ case X86::COND_O: case X86::COND_NO:
+ // CF and OF are used, we can't perform this optimization.
+ return false;
+ }
+ } else if (IsSwapped) {
+ // If we have SUB(r1, r2) and CMP(r2, r1), the condition code needs
+ // to be changed from r2 > r1 to r1 < r2, from r2 < r1 to r1 > r2, etc.
+ // We swap the condition code and synthesize the new opcode.
+ X86::CondCode NewCC = getSwappedCondition(OldCC);
+ if (NewCC == X86::COND_INVALID) return false;
+
+ // Synthesize the new opcode.
+ bool HasMemoryOperand = Instr.hasOneMemOperand();
+ unsigned NewOpc;
+ if (Instr.isBranch())
+ NewOpc = GetCondBranchFromCond(NewCC);
+ else if(OpcIsSET)
+ NewOpc = getSETFromCond(NewCC, HasMemoryOperand);
+ else {
+ unsigned DstReg = Instr.getOperand(0).getReg();
+ NewOpc = getCMovFromCond(NewCC, MRI->getRegClass(DstReg)->getSize(),
+ HasMemoryOperand);
+ }
+
+ // Push the MachineInstr to OpsToUpdate.
+ // If it is safe to remove CmpInstr, the condition code of these
+ // instructions will be modified.
+ OpsToUpdate.push_back(std::make_pair(&*I, NewOpc));
+ }
+ if (ModifyEFLAGS || Instr.killsRegister(X86::EFLAGS, TRI)) {
+ // It is safe to remove CmpInstr if EFLAGS is updated again or killed.
+ IsSafe = true;
+ break;
+ }
+ }
+
+ // If EFLAGS is not killed nor re-defined, we should check whether it is
+ // live-out. If it is live-out, do not optimize.
+ if ((IsCmpZero || IsSwapped) && !IsSafe) {
+ MachineBasicBlock *MBB = CmpInstr->getParent();
+ for (MachineBasicBlock::succ_iterator SI = MBB->succ_begin(),
+ SE = MBB->succ_end(); SI != SE; ++SI)
+ if ((*SI)->isLiveIn(X86::EFLAGS))
+ return false;
+ }
+
+ // The instruction to be updated is either Sub or MI.
+ Sub = IsCmpZero ? MI : Sub;
+ // Move Movr0Inst to the place right before Sub.
+ if (Movr0Inst) {
+ Sub->getParent()->remove(Movr0Inst);
+ Sub->getParent()->insert(MachineBasicBlock::iterator(Sub), Movr0Inst);
+ }
+
+ // Make sure Sub instruction defines EFLAGS and mark the def live.
+ unsigned LastOperand = Sub->getNumOperands() - 1;
+ assert(Sub->getNumOperands() >= 2 &&
+ Sub->getOperand(LastOperand).isReg() &&
+ Sub->getOperand(LastOperand).getReg() == X86::EFLAGS &&
+ "EFLAGS should be the last operand of SUB, ADD, OR, XOR, AND");
+ Sub->getOperand(LastOperand).setIsDef(true);
+ Sub->getOperand(LastOperand).setIsDead(false);
+ CmpInstr->eraseFromParent();
+
+ // Modify the condition code of instructions in OpsToUpdate.
+ for (unsigned i = 0, e = OpsToUpdate.size(); i < e; i++)
+ OpsToUpdate[i].first->setDesc(get(OpsToUpdate[i].second));
+ return true;
+}
+
+/// optimizeLoadInstr - 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.
+MachineInstr* X86InstrInfo::
+optimizeLoadInstr(MachineInstr *MI, const MachineRegisterInfo *MRI,
+ unsigned &FoldAsLoadDefReg,
+ MachineInstr *&DefMI) const {
+ if (FoldAsLoadDefReg == 0)
+ return 0;
+ // To be conservative, if there exists another load, clear the load candidate.
+ if (MI->mayLoad()) {
+ FoldAsLoadDefReg = 0;
+ return 0;
+ }
+
+ // Check whether we can move DefMI here.
+ DefMI = MRI->getVRegDef(FoldAsLoadDefReg);
+ assert(DefMI);
+ bool SawStore = false;
+ if (!DefMI->isSafeToMove(this, 0, SawStore))
+ return 0;
+
+ // We try to commute MI if possible.
+ unsigned IdxEnd = (MI->isCommutable()) ? 2 : 1;
+ for (unsigned Idx = 0; Idx < IdxEnd; Idx++) {
+ // Collect information about virtual register operands of MI.
+ unsigned SrcOperandId = 0;
+ bool FoundSrcOperand = false;
+ for (unsigned i = 0, e = MI->getDesc().getNumOperands(); i != e; ++i) {
+ MachineOperand &MO = MI->getOperand(i);
+ if (!MO.isReg())
+ continue;
+ unsigned Reg = MO.getReg();
+ if (Reg != FoldAsLoadDefReg)
+ continue;
+ // Do not fold if we have a subreg use or a def or multiple uses.
+ if (MO.getSubReg() || MO.isDef() || FoundSrcOperand)
+ return 0;
+
+ SrcOperandId = i;
+ FoundSrcOperand = true;
+ }
+ if (!FoundSrcOperand) return 0;
+
+ // Check whether we can fold the def into SrcOperandId.
+ SmallVector<unsigned, 8> Ops;
+ Ops.push_back(SrcOperandId);
+ MachineInstr *FoldMI = foldMemoryOperand(MI, Ops, DefMI);
+ if (FoldMI) {
+ FoldAsLoadDefReg = 0;
+ return FoldMI;
+ }
+
+ if (Idx == 1) {
+ // MI was changed but it didn't help, commute it back!
+ commuteInstruction(MI, false);
+ return 0;
+ }
+
+ // Check whether we can commute MI and enable folding.
+ if (MI->isCommutable()) {
+ MachineInstr *NewMI = commuteInstruction(MI, false);
+ // Unable to commute.
+ if (!NewMI) return 0;
+ if (NewMI != MI) {
+ // New instruction. It doesn't need to be kept.
+ NewMI->eraseFromParent();
+ return 0;
+ }
+ }
+ }
+ return 0;
+}
+
+/// 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:
+/// %xmm4 = V_SET0
+/// to:
+/// %xmm4 = PXORrr %xmm4<undef>, %xmm4<undef>
+///
+static bool Expand2AddrUndef(MachineInstrBuilder &MIB,
+ const MCInstrDesc &Desc) {
+ assert(Desc.getNumOperands() == 3 && "Expected two-addr instruction.");
+ unsigned Reg = MIB->getOperand(0).getReg();
+ MIB->setDesc(Desc);
+
+ // MachineInstr::addOperand() will insert explicit operands before any
+ // implicit operands.
+ MIB.addReg(Reg, RegState::Undef).addReg(Reg, RegState::Undef);
+ // But we don't trust that.
+ assert(MIB->getOperand(1).getReg() == Reg &&
+ MIB->getOperand(2).getReg() == Reg && "Misplaced operand");
+ return true;
+}
+
+bool X86InstrInfo::expandPostRAPseudo(MachineBasicBlock::iterator MI) const {
+ bool HasAVX = TM.getSubtarget<X86Subtarget>().hasAVX();
+ MachineInstrBuilder MIB(*MI->getParent()->getParent(), MI);
+ switch (MI->getOpcode()) {
+ case X86::SETB_C8r:
+ return Expand2AddrUndef(MIB, get(X86::SBB8rr));
+ case X86::SETB_C16r:
+ return Expand2AddrUndef(MIB, get(X86::SBB16rr));
+ case X86::SETB_C32r:
+ return Expand2AddrUndef(MIB, get(X86::SBB32rr));
+ case X86::SETB_C64r:
+ return Expand2AddrUndef(MIB, get(X86::SBB64rr));
+ case X86::V_SET0:
+ case X86::FsFLD0SS:
+ case X86::FsFLD0SD:
+ return Expand2AddrUndef(MIB, get(HasAVX ? X86::VXORPSrr : X86::XORPSrr));
+ case X86::AVX_SET0:
+ assert(HasAVX && "AVX not supported");
+ return Expand2AddrUndef(MIB, get(X86::VXORPSYrr));
+ case X86::V_SETALLONES:
+ return Expand2AddrUndef(MIB, get(HasAVX ? X86::VPCMPEQDrr : X86::PCMPEQDrr));
+ case X86::AVX2_SETALLONES:
+ return Expand2AddrUndef(MIB, get(X86::VPCMPEQDYrr));
+ case X86::TEST8ri_NOREX:
+ MI->setDesc(get(X86::TEST8ri));
+ return true;
+ }
+ return false;
+}
+
MachineInstr*
X86InstrInfo::emitFrameIndexDebugValue(MachineFunction &MF,
int FrameIx, uint64_t Offset,
MachineInstr *MI,
const TargetInstrInfo &TII) {
// Create the base instruction with the memory operand as the first part.
+ // Omit the implicit operands, something BuildMI can't do.
MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode),
MI->getDebugLoc(), true);
- MachineInstrBuilder MIB(NewMI);
+ MachineInstrBuilder MIB(MF, NewMI);
unsigned NumAddrOps = MOs.size();
for (unsigned i = 0; i != NumAddrOps; ++i)
MIB.addOperand(MOs[i]);
unsigned Opcode, unsigned OpNo,
const SmallVectorImpl<MachineOperand> &MOs,
MachineInstr *MI, const TargetInstrInfo &TII) {
+ // Omit the implicit operands, something BuildMI can't do.
MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode),
MI->getDebugLoc(), true);
- MachineInstrBuilder MIB(NewMI);
+ MachineInstrBuilder MIB(MF, NewMI);
for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
MachineOperand &MO = MI->getOperand(i);
const SmallVectorImpl<MachineOperand> &MOs,
unsigned Size, unsigned Align) const {
const DenseMap<unsigned, std::pair<unsigned,unsigned> > *OpcodeTablePtr = 0;
+ bool isCallRegIndirect = TM.getSubtarget<X86Subtarget>().callRegIndirect();
bool isTwoAddrFold = false;
+
+ // Atom favors register form of call. So, we do not fold loads into calls
+ // when X86Subtarget is Atom.
+ if (isCallRegIndirect &&
+ (MI->getOpcode() == X86::CALL32r || MI->getOpcode() == X86::CALL64r)) {
+ return NULL;
+ }
+
unsigned NumOps = MI->getDesc().getNumOperands();
bool isTwoAddr = NumOps > 1 &&
MI->getDesc().getOperandConstraint(1, MCOI::TIED_TO) != -1;
OpcodeTablePtr = &RegOp2MemOpTable2Addr;
isTwoAddrFold = true;
} else if (i == 0) { // If operand 0
- if (MI->getOpcode() == X86::MOV64r0)
- NewMI = MakeM0Inst(*this, X86::MOV64mi32, MOs, MI);
- else if (MI->getOpcode() == X86::MOV32r0)
- NewMI = MakeM0Inst(*this, X86::MOV32mi, MOs, MI);
- else if (MI->getOpcode() == X86::MOV16r0)
- NewMI = MakeM0Inst(*this, X86::MOV16mi, MOs, MI);
- else if (MI->getOpcode() == X86::MOV8r0)
- NewMI = MakeM0Inst(*this, X86::MOV8mi, MOs, MI);
+ unsigned Opc = 0;
+ switch (MI->getOpcode()) {
+ default: break;
+ case X86::MOV64r0: Opc = X86::MOV64mi32; break;
+ case X86::MOV32r0: Opc = X86::MOV32mi; break;
+ case X86::MOV16r0: Opc = X86::MOV16mi; break;
+ case X86::MOV8r0: Opc = X86::MOV8mi; break;
+ }
+ if (Opc)
+ NewMI = MakeM0Inst(*this, Opc, MOs, MI);
if (NewMI)
return NewMI;
OpcodeTablePtr = &RegOp2MemOpTable1;
} else if (i == 2) {
OpcodeTablePtr = &RegOp2MemOpTable2;
+ } else if (i == 3) {
+ OpcodeTablePtr = &RegOp2MemOpTable3;
}
// If table selected...
OpcodeTablePtr->find(MI->getOpcode());
if (I != OpcodeTablePtr->end()) {
unsigned Opcode = I->second.first;
- unsigned MinAlign = I->second.second;
+ unsigned MinAlign = (I->second.second & TB_ALIGN_MASK) >> TB_ALIGN_SHIFT;
if (Align < MinAlign)
return NULL;
bool NarrowToMOV32rm = false;
if (Size) {
- unsigned RCSize = getRegClass(MI->getDesc(), i, &RI)->getSize();
+ unsigned RCSize = getRegClass(MI->getDesc(), i, &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.
return NULL;
}
+/// hasPartialRegUpdate - 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
+/// not needed. e.g. cvtss2sd, sqrtss. Unfolding the load from these
+/// instructions breaks the partial register dependency and it can improve
+/// performance. e.g.:
+///
+/// movss (%rdi), %xmm0
+/// cvtss2sd %xmm0, %xmm0
+///
+/// Instead of
+/// cvtss2sd (%rdi), %xmm0
+///
+/// FIXME: This should be turned into a TSFlags.
+///
+static bool hasPartialRegUpdate(unsigned Opcode) {
+ switch (Opcode) {
+ case X86::CVTSI2SSrr:
+ case X86::CVTSI2SS64rr:
+ case X86::CVTSI2SDrr:
+ case X86::CVTSI2SD64rr:
+ case X86::CVTSD2SSrr:
+ case X86::Int_CVTSD2SSrr:
+ case X86::CVTSS2SDrr:
+ case X86::Int_CVTSS2SDrr:
+ case X86::RCPSSr:
+ case X86::RCPSSr_Int:
+ case X86::ROUNDSDr:
+ case X86::ROUNDSDr_Int:
+ case X86::ROUNDSSr:
+ case X86::ROUNDSSr_Int:
+ case X86::RSQRTSSr:
+ case X86::RSQRTSSr_Int:
+ case X86::SQRTSSr:
+ case X86::SQRTSSr_Int:
+ // AVX encoded versions
+ case X86::VCVTSD2SSrr:
+ case X86::Int_VCVTSD2SSrr:
+ case X86::VCVTSS2SDrr:
+ case X86::Int_VCVTSS2SDrr:
+ case X86::VRCPSSr:
+ case X86::VROUNDSDr:
+ case X86::VROUNDSDr_Int:
+ case X86::VROUNDSSr:
+ case X86::VROUNDSSr_Int:
+ case X86::VRSQRTSSr:
+ case X86::VSQRTSSr:
+ return true;
+ }
+
+ return false;
+}
+
+/// getPartialRegUpdateClearance - Inform the ExeDepsFix pass how many idle
+/// instructions we would like before a partial register update.
+unsigned X86InstrInfo::
+getPartialRegUpdateClearance(const MachineInstr *MI, unsigned OpNum,
+ const TargetRegisterInfo *TRI) const {
+ if (OpNum != 0 || !hasPartialRegUpdate(MI->getOpcode()))
+ return 0;
+
+ // If MI is marked as reading Reg, the partial register update is wanted.
+ const MachineOperand &MO = MI->getOperand(0);
+ unsigned Reg = MO.getReg();
+ if (TargetRegisterInfo::isVirtualRegister(Reg)) {
+ if (MO.readsReg() || MI->readsVirtualRegister(Reg))
+ return 0;
+ } else {
+ if (MI->readsRegister(Reg, TRI))
+ return 0;
+ }
+
+ // If any of the preceding 16 instructions are reading Reg, insert a
+ // dependency breaking instruction. The magic number is based on a few
+ // Nehalem experiments.
+ return 16;
+}
+
+void X86InstrInfo::
+breakPartialRegDependency(MachineBasicBlock::iterator MI, unsigned OpNum,
+ const TargetRegisterInfo *TRI) const {
+ unsigned Reg = MI->getOperand(OpNum).getReg();
+ if (X86::VR128RegClass.contains(Reg)) {
+ // These instructions are all floating point domain, so xorps is the best
+ // choice.
+ bool HasAVX = TM.getSubtarget<X86Subtarget>().hasAVX();
+ unsigned Opc = HasAVX ? X86::VXORPSrr : X86::XORPSrr;
+ BuildMI(*MI->getParent(), MI, MI->getDebugLoc(), get(Opc), Reg)
+ .addReg(Reg, RegState::Undef).addReg(Reg, RegState::Undef);
+ } else if (X86::VR256RegClass.contains(Reg)) {
+ // Use vxorps to clear the full ymm register.
+ // It wants to read and write the xmm sub-register.
+ unsigned XReg = TRI->getSubReg(Reg, X86::sub_xmm);
+ BuildMI(*MI->getParent(), MI, MI->getDebugLoc(), get(X86::VXORPSrr), XReg)
+ .addReg(XReg, RegState::Undef).addReg(XReg, RegState::Undef)
+ .addReg(Reg, RegState::ImplicitDefine);
+ } else
+ return;
+ MI->addRegisterKilled(Reg, TRI, true);
+}
MachineInstr* X86InstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
MachineInstr *MI,
// Check switch flag
if (NoFusing) return NULL;
- if (!MF.getFunction()->hasFnAttr(Attribute::OptimizeForSize))
- switch (MI->getOpcode()) {
- case X86::CVTSD2SSrr:
- case X86::Int_CVTSD2SSrr:
- case X86::CVTSS2SDrr:
- case X86::Int_CVTSS2SDrr:
- case X86::RCPSSr:
- case X86::RCPSSr_Int:
- case X86::ROUNDSDr:
- case X86::ROUNDSSr:
- case X86::RSQRTSSr:
- case X86::RSQRTSSr_Int:
- case X86::SQRTSSr:
- case X86::SQRTSSr_Int:
- return 0;
- }
+ // Unless optimizing for size, don't fold to avoid partial
+ // register update stalls
+ if (!MF.getFunction()->getAttributes().
+ hasAttribute(AttributeSet::FunctionIndex, Attribute::OptimizeForSize) &&
+ hasPartialRegUpdate(MI->getOpcode()))
+ return 0;
const MachineFrameInfo *MFI = MF.getFrameInfo();
unsigned Size = MFI->getObjectSize(FrameIndex);
// Check switch flag
if (NoFusing) return NULL;
- if (!MF.getFunction()->hasFnAttr(Attribute::OptimizeForSize))
- switch (MI->getOpcode()) {
- case X86::CVTSD2SSrr:
- case X86::Int_CVTSD2SSrr:
- case X86::CVTSS2SDrr:
- case X86::Int_CVTSS2SDrr:
- case X86::RCPSSr:
- case X86::RCPSSr_Int:
- case X86::ROUNDSDr:
- case X86::ROUNDSSr:
- case X86::RSQRTSSr:
- case X86::RSQRTSSr_Int:
- case X86::SQRTSSr:
- case X86::SQRTSSr_Int:
- return 0;
- }
+ // Unless optimizing for size, don't fold to avoid partial
+ // register update stalls
+ if (!MF.getFunction()->getAttributes().
+ hasAttribute(AttributeSet::FunctionIndex, Attribute::OptimizeForSize) &&
+ hasPartialRegUpdate(MI->getOpcode()))
+ return 0;
// Determine the alignment of the load.
unsigned Alignment = 0;
Alignment = (*LoadMI->memoperands_begin())->getAlignment();
else
switch (LoadMI->getOpcode()) {
- case X86::AVX_SET0PSY:
- case X86::AVX_SET0PDY:
+ case X86::AVX2_SETALLONES:
+ case X86::AVX_SET0:
Alignment = 32;
break;
- case X86::V_SET0PS:
- case X86::V_SET0PD:
- case X86::V_SET0PI:
+ case X86::V_SET0:
case X86::V_SETALLONES:
- case X86::AVX_SET0PS:
- case X86::AVX_SET0PD:
- case X86::AVX_SET0PI:
- case X86::AVX_SETALLONES:
Alignment = 16;
break;
case X86::FsFLD0SD:
- case X86::VFsFLD0SD:
Alignment = 8;
break;
case X86::FsFLD0SS:
- case X86::VFsFLD0SS:
Alignment = 4;
break;
default:
SmallVector<MachineOperand,X86::AddrNumOperands> MOs;
switch (LoadMI->getOpcode()) {
- case X86::V_SET0PS:
- case X86::V_SET0PD:
- case X86::V_SET0PI:
+ case X86::V_SET0:
case X86::V_SETALLONES:
- case X86::AVX_SET0PS:
- case X86::AVX_SET0PD:
- case X86::AVX_SET0PI:
- case X86::AVX_SET0PSY:
- case X86::AVX_SET0PDY:
- case X86::AVX_SETALLONES:
+ case X86::AVX2_SETALLONES:
+ case X86::AVX_SET0:
case X86::FsFLD0SD:
- case X86::FsFLD0SS:
- case X86::VFsFLD0SD:
- case X86::VFsFLD0SS: {
- // Folding a V_SET0P? or V_SETALLONES as a load, to ease register pressure.
+ case X86::FsFLD0SS: {
+ // Folding a V_SET0 or V_SETALLONES as a load, to ease register pressure.
// Create a constant-pool entry and operands to load from it.
// Medium and large mode can't fold loads this way.
MachineConstantPool &MCP = *MF.getConstantPool();
Type *Ty;
unsigned Opc = LoadMI->getOpcode();
- if (Opc == X86::FsFLD0SS || Opc == X86::VFsFLD0SS)
+ if (Opc == X86::FsFLD0SS)
Ty = Type::getFloatTy(MF.getFunction()->getContext());
- else if (Opc == X86::FsFLD0SD || Opc == X86::VFsFLD0SD)
+ else if (Opc == X86::FsFLD0SD)
Ty = Type::getDoubleTy(MF.getFunction()->getContext());
- else if (Opc == X86::AVX_SET0PSY || Opc == X86::AVX_SET0PDY)
- Ty = VectorType::get(Type::getFloatTy(MF.getFunction()->getContext()), 8);
+ else if (Opc == X86::AVX2_SETALLONES || Opc == X86::AVX_SET0)
+ Ty = VectorType::get(Type::getInt32Ty(MF.getFunction()->getContext()), 8);
else
Ty = VectorType::get(Type::getInt32Ty(MF.getFunction()->getContext()), 4);
- bool IsAllOnes = (Opc == X86::V_SETALLONES || Opc == X86::AVX_SETALLONES);
+ bool IsAllOnes = (Opc == X86::V_SETALLONES || Opc == X86::AVX2_SETALLONES);
const Constant *C = IsAllOnes ? Constant::getAllOnesValue(Ty) :
Constant::getNullValue(Ty);
unsigned CPI = MCP.getConstantPoolIndex(C, Alignment);
break;
}
default: {
+ if ((LoadMI->getOpcode() == X86::MOVSSrm ||
+ LoadMI->getOpcode() == X86::VMOVSSrm) &&
+ MF.getRegInfo().getRegClass(LoadMI->getOperand(0).getReg())->getSize()
+ > 4)
+ // These instructions only load 32 bits, we can't fold them if the
+ // destination register is wider than 32 bits (4 bytes).
+ return NULL;
+ if ((LoadMI->getOpcode() == X86::MOVSDrm ||
+ LoadMI->getOpcode() == X86::VMOVSDrm) &&
+ MF.getRegInfo().getRegClass(LoadMI->getOperand(0).getReg())->getSize()
+ > 8)
+ // These instructions only load 64 bits, we can't fold them if the
+ // destination register is wider than 64 bits (8 bytes).
+ return NULL;
+
// Folding a normal load. Just copy the load's address operands.
unsigned NumOps = LoadMI->getDesc().getNumOperands();
for (unsigned i = NumOps - X86::AddrNumOperands; i != NumOps; ++i)
OpcodeTablePtr = &RegOp2MemOpTable1;
} else if (OpNum == 2) {
OpcodeTablePtr = &RegOp2MemOpTable2;
+ } else if (OpNum == 3) {
+ OpcodeTablePtr = &RegOp2MemOpTable3;
}
if (OpcodeTablePtr && OpcodeTablePtr->count(Opc))
return true;
- return TargetInstrInfoImpl::canFoldMemoryOperand(MI, Ops);
+ return TargetInstrInfo::canFoldMemoryOperand(MI, Ops);
}
bool X86InstrInfo::unfoldMemoryOperand(MachineFunction &MF, MachineInstr *MI,
if (I == MemOp2RegOpTable.end())
return false;
unsigned Opc = I->second.first;
- unsigned Index = I->second.second & 0xf;
- bool FoldedLoad = I->second.second & (1 << 4);
- bool FoldedStore = I->second.second & (1 << 5);
+ unsigned Index = I->second.second & TB_INDEX_MASK;
+ bool FoldedLoad = I->second.second & TB_FOLDED_LOAD;
+ bool FoldedStore = I->second.second & TB_FOLDED_STORE;
if (UnfoldLoad && !FoldedLoad)
return false;
UnfoldLoad &= FoldedLoad;
UnfoldStore &= FoldedStore;
const MCInstrDesc &MCID = get(Opc);
- const TargetRegisterClass *RC = getRegClass(MCID, Index, &RI);
+ const TargetRegisterClass *RC = getRegClass(MCID, Index, &RI, MF);
if (!MI->hasOneMemOperand() &&
RC == &X86::VR128RegClass &&
!TM.getSubtarget<X86Subtarget>().isUnalignedMemAccessFast())
// Emit the data processing instruction.
MachineInstr *DataMI = MF.CreateMachineInstr(MCID, MI->getDebugLoc(), true);
- MachineInstrBuilder MIB(DataMI);
+ MachineInstrBuilder MIB(MF, DataMI);
if (FoldedStore)
MIB.addReg(Reg, RegState::Define);
getUndefRegState(MO.isUndef()));
}
// Change CMP32ri r, 0 back to TEST32rr r, r, etc.
- unsigned NewOpc = 0;
switch (DataMI->getOpcode()) {
default: break;
case X86::CMP64ri32:
MachineOperand &MO0 = DataMI->getOperand(0);
MachineOperand &MO1 = DataMI->getOperand(1);
if (MO1.getImm() == 0) {
+ unsigned NewOpc;
switch (DataMI->getOpcode()) {
- default: break;
+ default: llvm_unreachable("Unreachable!");
case X86::CMP64ri8:
case X86::CMP64ri32: NewOpc = X86::TEST64rr; break;
case X86::CMP32ri8:
// Emit the store instruction.
if (UnfoldStore) {
- const TargetRegisterClass *DstRC = getRegClass(MCID, 0, &RI);
+ const TargetRegisterClass *DstRC = getRegClass(MCID, 0, &RI, MF);
std::pair<MachineInstr::mmo_iterator,
MachineInstr::mmo_iterator> MMOs =
MF.extractStoreMemRefs(MI->memoperands_begin(),
if (I == MemOp2RegOpTable.end())
return false;
unsigned Opc = I->second.first;
- unsigned Index = I->second.second & 0xf;
- bool FoldedLoad = I->second.second & (1 << 4);
- bool FoldedStore = I->second.second & (1 << 5);
+ unsigned Index = I->second.second & TB_INDEX_MASK;
+ bool FoldedLoad = I->second.second & TB_FOLDED_LOAD;
+ bool FoldedStore = I->second.second & TB_FOLDED_STORE;
const MCInstrDesc &MCID = get(Opc);
- const TargetRegisterClass *RC = getRegClass(MCID, Index, &RI);
+ MachineFunction &MF = DAG.getMachineFunction();
+ const TargetRegisterClass *RC = getRegClass(MCID, Index, &RI, MF);
unsigned NumDefs = MCID.NumDefs;
std::vector<SDValue> AddrOps;
std::vector<SDValue> BeforeOps;
// Emit the load instruction.
SDNode *Load = 0;
- MachineFunction &MF = DAG.getMachineFunction();
if (FoldedLoad) {
EVT VT = *RC->vt_begin();
std::pair<MachineInstr::mmo_iterator,
!TM.getSubtarget<X86Subtarget>().isUnalignedMemAccessFast())
// Do not introduce a slow unaligned load.
return false;
- bool isAligned = (*MMOs.first) && (*MMOs.first)->getAlignment() >= 16;
+ unsigned Alignment = RC->getSize() == 32 ? 32 : 16;
+ bool isAligned = (*MMOs.first) &&
+ (*MMOs.first)->getAlignment() >= Alignment;
Load = DAG.getMachineNode(getLoadRegOpcode(0, RC, isAligned, TM), dl,
VT, MVT::Other, &AddrOps[0], AddrOps.size());
NewNodes.push_back(Load);
std::vector<EVT> VTs;
const TargetRegisterClass *DstRC = 0;
if (MCID.getNumDefs() > 0) {
- DstRC = getRegClass(MCID, 0, &RI);
+ DstRC = getRegClass(MCID, 0, &RI, MF);
VTs.push_back(*DstRC->vt_begin());
}
for (unsigned i = 0, e = N->getNumValues(); i != e; ++i) {
!TM.getSubtarget<X86Subtarget>().isUnalignedMemAccessFast())
// Do not introduce a slow unaligned store.
return false;
- bool isAligned = (*MMOs.first) && (*MMOs.first)->getAlignment() >= 16;
+ unsigned Alignment = RC->getSize() == 32 ? 32 : 16;
+ bool isAligned = (*MMOs.first) &&
+ (*MMOs.first)->getAlignment() >= Alignment;
SDNode *Store = DAG.getMachineNode(getStoreRegOpcode(0, DstRC,
isAligned, TM),
dl, MVT::Other,
MemOp2RegOpTable.find(Opc);
if (I == MemOp2RegOpTable.end())
return 0;
- bool FoldedLoad = I->second.second & (1 << 4);
- bool FoldedStore = I->second.second & (1 << 5);
+ bool FoldedLoad = I->second.second & TB_FOLDED_LOAD;
+ bool FoldedStore = I->second.second & TB_FOLDED_STORE;
if (UnfoldLoad && !FoldedLoad)
return 0;
if (UnfoldStore && !FoldedStore)
return 0;
if (LoadRegIndex)
- *LoadRegIndex = I->second.second & 0xf;
+ *LoadRegIndex = I->second.second & TB_INDEX_MASK;
return I->second.first;
}
case X86::MOVAPDrm:
case X86::MOVDQArm:
case X86::MOVDQUrm:
+ // AVX load instructions
+ case X86::VMOVSSrm:
+ case X86::VMOVSDrm:
+ case X86::FsVMOVAPSrm:
+ case X86::FsVMOVAPDrm:
+ case X86::VMOVAPSrm:
+ case X86::VMOVUPSrm:
+ case X86::VMOVAPDrm:
+ case X86::VMOVDQArm:
+ case X86::VMOVDQUrm:
case X86::VMOVAPSYrm:
case X86::VMOVUPSYrm:
case X86::VMOVAPDYrm:
case X86::MOVAPDrm:
case X86::MOVDQArm:
case X86::MOVDQUrm:
+ // AVX load instructions
+ case X86::VMOVSSrm:
+ case X86::VMOVSDrm:
+ case X86::FsVMOVAPSrm:
+ case X86::FsVMOVAPDrm:
+ case X86::VMOVAPSrm:
+ case X86::VMOVUPSrm:
+ case X86::VMOVAPDrm:
+ case X86::VMOVDQArm:
+ case X86::VMOVDQUrm:
case X86::VMOVAPSYrm:
case X86::VMOVUPSYrm:
case X86::VMOVAPDYrm:
// Create the register. The code to initialize it is inserted
// later, by the CGBR pass (below).
MachineRegisterInfo &RegInfo = MF->getRegInfo();
- GlobalBaseReg = RegInfo.createVirtualRegister(X86::GR32RegisterClass);
+ GlobalBaseReg = RegInfo.createVirtualRegister(&X86::GR32_NOSPRegClass);
X86FI->setGlobalBaseReg(GlobalBaseReg);
return GlobalBaseReg;
}
// These are the replaceable SSE instructions. Some of these have Int variants
// that we don't include here. We don't want to replace instructions selected
// by intrinsics.
-static const unsigned ReplaceableInstrs[][3] = {
+static const uint16_t ReplaceableInstrs[][3] = {
//PackedSingle PackedDouble PackedInt
{ X86::MOVAPSmr, X86::MOVAPDmr, X86::MOVDQAmr },
{ X86::MOVAPSrm, X86::MOVAPDrm, X86::MOVDQArm },
{ X86::ANDPSrr, X86::ANDPDrr, X86::PANDrr },
{ X86::ORPSrm, X86::ORPDrm, X86::PORrm },
{ X86::ORPSrr, X86::ORPDrr, X86::PORrr },
- { X86::V_SET0PS, X86::V_SET0PD, X86::V_SET0PI },
{ X86::XORPSrm, X86::XORPDrm, X86::PXORrm },
{ X86::XORPSrr, X86::XORPDrr, X86::PXORrr },
// AVX 128-bit support
{ X86::VANDPSrr, X86::VANDPDrr, X86::VPANDrr },
{ X86::VORPSrm, X86::VORPDrm, X86::VPORrm },
{ X86::VORPSrr, X86::VORPDrr, X86::VPORrr },
- { X86::AVX_SET0PS, X86::AVX_SET0PD, X86::AVX_SET0PI },
{ X86::VXORPSrm, X86::VXORPDrm, X86::VPXORrm },
{ X86::VXORPSrr, X86::VXORPDrr, X86::VPXORrr },
// AVX 256-bit support
{ X86::VMOVAPSYrr, X86::VMOVAPDYrr, X86::VMOVDQAYrr },
{ X86::VMOVUPSYmr, X86::VMOVUPDYmr, X86::VMOVDQUYmr },
{ X86::VMOVUPSYrm, X86::VMOVUPDYrm, X86::VMOVDQUYrm },
- { X86::VMOVNTPSYmr, X86::VMOVNTPDYmr, X86::VMOVNTDQYmr },
+ { X86::VMOVNTPSYmr, X86::VMOVNTPDYmr, X86::VMOVNTDQYmr }
+};
+
+static const uint16_t ReplaceableInstrsAVX2[][3] = {
+ //PackedSingle PackedDouble PackedInt
+ { X86::VANDNPSYrm, X86::VANDNPDYrm, X86::VPANDNYrm },
+ { X86::VANDNPSYrr, X86::VANDNPDYrr, X86::VPANDNYrr },
+ { X86::VANDPSYrm, X86::VANDPDYrm, X86::VPANDYrm },
+ { X86::VANDPSYrr, X86::VANDPDYrr, X86::VPANDYrr },
+ { X86::VORPSYrm, X86::VORPDYrm, X86::VPORYrm },
+ { X86::VORPSYrr, X86::VORPDYrr, X86::VPORYrr },
+ { X86::VXORPSYrm, X86::VXORPDYrm, X86::VPXORYrm },
+ { X86::VXORPSYrr, X86::VXORPDYrr, X86::VPXORYrr },
+ { X86::VEXTRACTF128mr, X86::VEXTRACTF128mr, X86::VEXTRACTI128mr },
+ { X86::VEXTRACTF128rr, X86::VEXTRACTF128rr, X86::VEXTRACTI128rr },
+ { X86::VINSERTF128rm, X86::VINSERTF128rm, X86::VINSERTI128rm },
+ { X86::VINSERTF128rr, X86::VINSERTF128rr, X86::VINSERTI128rr },
+ { X86::VPERM2F128rm, X86::VPERM2F128rm, X86::VPERM2I128rm },
+ { X86::VPERM2F128rr, X86::VPERM2F128rr, X86::VPERM2I128rr }
};
// FIXME: Some shuffle and unpack instructions have equivalents in different
// domains, but they require a bit more work than just switching opcodes.
-static const unsigned *lookup(unsigned opcode, unsigned domain) {
+static const uint16_t *lookup(unsigned opcode, unsigned domain) {
for (unsigned i = 0, e = array_lengthof(ReplaceableInstrs); i != e; ++i)
if (ReplaceableInstrs[i][domain-1] == opcode)
return ReplaceableInstrs[i];
return 0;
}
+static const uint16_t *lookupAVX2(unsigned opcode, unsigned domain) {
+ for (unsigned i = 0, e = array_lengthof(ReplaceableInstrsAVX2); i != e; ++i)
+ if (ReplaceableInstrsAVX2[i][domain-1] == opcode)
+ return ReplaceableInstrsAVX2[i];
+ return 0;
+}
+
std::pair<uint16_t, uint16_t>
-X86InstrInfo::GetSSEDomain(const MachineInstr *MI) const {
+X86InstrInfo::getExecutionDomain(const MachineInstr *MI) const {
uint16_t domain = (MI->getDesc().TSFlags >> X86II::SSEDomainShift) & 3;
- return std::make_pair(domain,
- domain && lookup(MI->getOpcode(), domain) ? 0xe : 0);
+ bool hasAVX2 = TM.getSubtarget<X86Subtarget>().hasAVX2();
+ uint16_t validDomains = 0;
+ if (domain && lookup(MI->getOpcode(), domain))
+ validDomains = 0xe;
+ else if (domain && lookupAVX2(MI->getOpcode(), domain))
+ validDomains = hasAVX2 ? 0xe : 0x6;
+ return std::make_pair(domain, validDomains);
}
-void X86InstrInfo::SetSSEDomain(MachineInstr *MI, unsigned Domain) const {
+void X86InstrInfo::setExecutionDomain(MachineInstr *MI, unsigned Domain) const {
assert(Domain>0 && Domain<4 && "Invalid execution domain");
uint16_t dom = (MI->getDesc().TSFlags >> X86II::SSEDomainShift) & 3;
assert(dom && "Not an SSE instruction");
- const unsigned *table = lookup(MI->getOpcode(), dom);
+ const uint16_t *table = lookup(MI->getOpcode(), dom);
+ if (!table) { // try the other table
+ assert((TM.getSubtarget<X86Subtarget>().hasAVX2() || Domain < 3) &&
+ "256-bit vector operations only available in AVX2");
+ table = lookupAVX2(MI->getOpcode(), dom);
+ }
assert(table && "Cannot change domain");
MI->setDesc(get(table[Domain-1]));
}
case X86::DIVSSrr:
case X86::DIVSSrr_Int:
case X86::SQRTPDm:
- case X86::SQRTPDm_Int:
case X86::SQRTPDr:
- case X86::SQRTPDr_Int:
case X86::SQRTPSm:
- case X86::SQRTPSm_Int:
case X86::SQRTPSr:
- case X86::SQRTPSr_Int:
case X86::SQRTSDm:
case X86::SQRTSDm_Int:
case X86::SQRTSDr:
case X86::SQRTSSm_Int:
case X86::SQRTSSr:
case X86::SQRTSSr_Int:
+ // AVX instructions with high latency
+ case X86::VDIVSDrm:
+ case X86::VDIVSDrm_Int:
+ case X86::VDIVSDrr:
+ case X86::VDIVSDrr_Int:
+ case X86::VDIVSSrm:
+ case X86::VDIVSSrm_Int:
+ case X86::VDIVSSrr:
+ case X86::VDIVSSrr_Int:
+ case X86::VSQRTPDm:
+ case X86::VSQRTPDr:
+ case X86::VSQRTPSm:
+ case X86::VSQRTPSr:
+ case X86::VSQRTSDm:
+ case X86::VSQRTSDm_Int:
+ case X86::VSQRTSDr:
+ case X86::VSQRTSSm:
+ case X86::VSQRTSSm_Int:
+ case X86::VSQRTSSr:
return true;
}
}
unsigned PC;
if (TM->getSubtarget<X86Subtarget>().isPICStyleGOT())
- PC = RegInfo.createVirtualRegister(X86::GR32RegisterClass);
+ PC = RegInfo.createVirtualRegister(&X86::GR32RegClass);
else
PC = GlobalBaseReg;
char CGBR::ID = 0;
FunctionPass*
llvm::createGlobalBaseRegPass() { return new CGBR(); }
+
+namespace {
+ struct LDTLSCleanup : public MachineFunctionPass {
+ static char ID;
+ LDTLSCleanup() : MachineFunctionPass(ID) {}
+
+ virtual bool runOnMachineFunction(MachineFunction &MF) {
+ X86MachineFunctionInfo* MFI = MF.getInfo<X86MachineFunctionInfo>();
+ if (MFI->getNumLocalDynamicTLSAccesses() < 2) {
+ // No point folding accesses if there isn't at least two.
+ return false;
+ }
+
+ MachineDominatorTree *DT = &getAnalysis<MachineDominatorTree>();
+ return VisitNode(DT->getRootNode(), 0);
+ }
+
+ // Visit the dominator subtree rooted at Node in pre-order.
+ // If TLSBaseAddrReg is non-null, then use that to replace any
+ // TLS_base_addr instructions. Otherwise, create the register
+ // when the first such instruction is seen, and then use it
+ // as we encounter more instructions.
+ bool VisitNode(MachineDomTreeNode *Node, unsigned TLSBaseAddrReg) {
+ MachineBasicBlock *BB = Node->getBlock();
+ bool Changed = false;
+
+ // Traverse the current block.
+ for (MachineBasicBlock::iterator I = BB->begin(), E = BB->end(); I != E;
+ ++I) {
+ switch (I->getOpcode()) {
+ case X86::TLS_base_addr32:
+ case X86::TLS_base_addr64:
+ if (TLSBaseAddrReg)
+ I = ReplaceTLSBaseAddrCall(I, TLSBaseAddrReg);
+ else
+ I = SetRegister(I, &TLSBaseAddrReg);
+ Changed = true;
+ break;
+ default:
+ break;
+ }
+ }
+
+ // Visit the children of this block in the dominator tree.
+ for (MachineDomTreeNode::iterator I = Node->begin(), E = Node->end();
+ I != E; ++I) {
+ Changed |= VisitNode(*I, TLSBaseAddrReg);
+ }
+
+ return Changed;
+ }
+
+ // Replace the TLS_base_addr instruction I with a copy from
+ // TLSBaseAddrReg, returning the new instruction.
+ 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->getInstrInfo();
+
+ // Insert a Copy from TLSBaseAddrReg to RAX/EAX.
+ MachineInstr *Copy = BuildMI(*I->getParent(), I, I->getDebugLoc(),
+ TII->get(TargetOpcode::COPY),
+ is64Bit ? X86::RAX : X86::EAX)
+ .addReg(TLSBaseAddrReg);
+
+ // Erase the TLS_base_addr instruction.
+ I->eraseFromParent();
+
+ return Copy;
+ }
+
+ // Create a virtal register in *TLSBaseAddrReg, and populate it by
+ // 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->getInstrInfo();
+
+ // Create a virtual register for the TLS base address.
+ MachineRegisterInfo &RegInfo = MF->getRegInfo();
+ *TLSBaseAddrReg = RegInfo.createVirtualRegister(is64Bit
+ ? &X86::GR64RegClass
+ : &X86::GR32RegClass);
+
+ // Insert a copy from RAX/EAX to TLSBaseAddrReg.
+ MachineInstr *Next = I->getNextNode();
+ MachineInstr *Copy = BuildMI(*I->getParent(), Next, I->getDebugLoc(),
+ TII->get(TargetOpcode::COPY),
+ *TLSBaseAddrReg)
+ .addReg(is64Bit ? X86::RAX : X86::EAX);
+
+ return Copy;
+ }
+
+ virtual const char *getPassName() const {
+ return "Local Dynamic TLS Access Clean-up";
+ }
+
+ virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+ AU.setPreservesCFG();
+ AU.addRequired<MachineDominatorTree>();
+ MachineFunctionPass::getAnalysisUsage(AU);
+ }
+ };
+}
+
+char LDTLSCleanup::ID = 0;
+FunctionPass*
+llvm::createCleanupLocalDynamicTLSPass() { return new LDTLSCleanup(); }