Refactor X87 instructions. As a side effect, all
their names are changed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37876 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86FloatingPoint.cpp b/lib/Target/X86/X86FloatingPoint.cpp
index bc6b4c4..fdd8781 100644
--- a/lib/Target/X86/X86FloatingPoint.cpp
+++ b/lib/Target/X86/X86FloatingPoint.cpp
@@ -121,7 +121,7 @@
std::swap(Stack[RegMap[RegOnTop]], Stack[StackTop-1]);
// Emit an fxch to update the runtime processors version of the state
- BuildMI(*MBB, I, TII->get(X86::FXCH)).addReg(STReg);
+ BuildMI(*MBB, I, TII->get(X86::XCH_F)).addReg(STReg);
NumFXCH++;
}
}
@@ -130,7 +130,7 @@
unsigned STReg = getSTReg(RegNo);
pushReg(AsReg); // New register on top of stack
- BuildMI(*MBB, I, TII->get(X86::FLDrr)).addReg(STReg);
+ BuildMI(*MBB, I, TII->get(X86::LD_Frr)).addReg(STReg);
}
// popStackAfter - Pop the current value off of the top of the FP stack
@@ -324,101 +324,101 @@
// concrete X86 instruction which uses the register stack.
//
static const TableEntry OpcodeTable[] = {
- { X86::FpABS32 , X86::FABS },
- { X86::FpABS64 , X86::FABS },
- { X86::FpADD32m , X86::FADD32m },
- { X86::FpADD64m , X86::FADD64m },
- { X86::FpCHS32 , X86::FCHS },
- { X86::FpCHS64 , X86::FCHS },
- { X86::FpCMOVB32 , X86::FCMOVB },
- { X86::FpCMOVB64 , X86::FCMOVB },
- { X86::FpCMOVBE32 , X86::FCMOVBE },
- { X86::FpCMOVBE64 , X86::FCMOVBE },
- { X86::FpCMOVE32 , X86::FCMOVE },
- { X86::FpCMOVE64 , X86::FCMOVE },
- { X86::FpCMOVNB32 , X86::FCMOVNB },
- { X86::FpCMOVNB64 , X86::FCMOVNB },
- { X86::FpCMOVNBE32 , X86::FCMOVNBE },
- { X86::FpCMOVNBE64 , X86::FCMOVNBE },
- { X86::FpCMOVNE32 , X86::FCMOVNE },
- { X86::FpCMOVNE64 , X86::FCMOVNE },
- { X86::FpCMOVNP32 , X86::FCMOVNP },
- { X86::FpCMOVNP64 , X86::FCMOVNP },
- { X86::FpCMOVP32 , X86::FCMOVP },
- { X86::FpCMOVP64 , X86::FCMOVP },
- { X86::FpCOS32 , X86::FCOS },
- { X86::FpCOS64 , X86::FCOS },
- { X86::FpDIV32m , X86::FDIV32m },
- { X86::FpDIV64m , X86::FDIV64m },
- { X86::FpDIVR32m , X86::FDIVR32m },
- { X86::FpDIVR64m , X86::FDIVR64m },
- { X86::FpIADD16m32 , X86::FIADD16m },
- { X86::FpIADD16m64 , X86::FIADD16m },
- { X86::FpIADD32m32 , X86::FIADD32m },
- { X86::FpIADD32m64 , X86::FIADD32m },
- { X86::FpIDIV16m32 , X86::FIDIV16m },
- { X86::FpIDIV16m64 , X86::FIDIV16m },
- { X86::FpIDIV32m32 , X86::FIDIV32m },
- { X86::FpIDIV32m64 , X86::FIDIV32m },
- { X86::FpIDIVR16m32, X86::FIDIVR16m},
- { X86::FpIDIVR16m64, X86::FIDIVR16m},
- { X86::FpIDIVR32m32, X86::FIDIVR32m},
- { X86::FpIDIVR32m64, X86::FIDIVR32m},
- { X86::FpILD16m32 , X86::FILD16m },
- { X86::FpILD16m64 , X86::FILD16m },
- { X86::FpILD32m32 , X86::FILD32m },
- { X86::FpILD32m64 , X86::FILD32m },
- { X86::FpILD64m32 , X86::FILD64m },
- { X86::FpILD64m64 , X86::FILD64m },
- { X86::FpIMUL16m32 , X86::FIMUL16m },
- { X86::FpIMUL16m64 , X86::FIMUL16m },
- { X86::FpIMUL32m32 , X86::FIMUL32m },
- { X86::FpIMUL32m64 , X86::FIMUL32m },
- { X86::FpIST16m32 , X86::FIST16m },
- { X86::FpIST16m64 , X86::FIST16m },
- { X86::FpIST32m32 , X86::FIST32m },
- { X86::FpIST32m64 , X86::FIST32m },
- { X86::FpIST64m32 , X86::FISTP64m },
- { X86::FpIST64m64 , X86::FISTP64m },
- { X86::FpISTT16m32 , X86::FISTTP16m},
- { X86::FpISTT16m64 , X86::FISTTP16m},
- { X86::FpISTT32m32 , X86::FISTTP32m},
- { X86::FpISTT32m64 , X86::FISTTP32m},
- { X86::FpISTT64m32 , X86::FISTTP64m},
- { X86::FpISTT64m64 , X86::FISTTP64m},
- { X86::FpISUB16m32 , X86::FISUB16m },
- { X86::FpISUB16m64 , X86::FISUB16m },
- { X86::FpISUB32m32 , X86::FISUB32m },
- { X86::FpISUB32m64 , X86::FISUB32m },
- { X86::FpISUBR16m32, X86::FISUBR16m},
- { X86::FpISUBR16m64, X86::FISUBR16m},
- { X86::FpISUBR32m32, X86::FISUBR32m},
- { X86::FpISUBR32m64, X86::FISUBR32m},
- { X86::FpLD032 , X86::FLD0 },
- { X86::FpLD064 , X86::FLD0 },
- { X86::FpLD132 , X86::FLD1 },
- { X86::FpLD164 , X86::FLD1 },
- { X86::FpLD32m , X86::FLD32m },
- { X86::FpLD64m , X86::FLD64m },
- { X86::FpMUL32m , X86::FMUL32m },
- { X86::FpMUL64m , X86::FMUL64m },
- { X86::FpSIN32 , X86::FSIN },
- { X86::FpSIN64 , X86::FSIN },
- { X86::FpSQRT32 , X86::FSQRT },
- { X86::FpSQRT64 , X86::FSQRT },
- { X86::FpST32m , X86::FST32m },
- { X86::FpST64m , X86::FST64m },
- { X86::FpST64m32 , X86::FST32m },
- { X86::FpSUB32m , X86::FSUB32m },
- { X86::FpSUB64m , X86::FSUB64m },
- { X86::FpSUBR32m , X86::FSUBR32m },
- { X86::FpSUBR64m , X86::FSUBR64m },
- { X86::FpTST32 , X86::FTST },
- { X86::FpTST64 , X86::FTST },
- { X86::FpUCOMIr32 , X86::FUCOMIr },
- { X86::FpUCOMIr64 , X86::FUCOMIr },
- { X86::FpUCOMr32 , X86::FUCOMr },
- { X86::FpUCOMr64 , X86::FUCOMr },
+ { X86::ABS_Fp32 , X86::ABS_F },
+ { X86::ABS_Fp64 , X86::ABS_F },
+ { X86::ADD_Fp32m , X86::ADD_F32m },
+ { X86::ADD_Fp64m , X86::ADD_F64m },
+ { X86::ADD_FpI16m32 , X86::ADD_FI16m },
+ { X86::ADD_FpI16m64 , X86::ADD_FI16m },
+ { X86::ADD_FpI32m32 , X86::ADD_FI32m },
+ { X86::ADD_FpI32m64 , X86::ADD_FI32m },
+ { X86::CHS_Fp32 , X86::CHS_F },
+ { X86::CHS_Fp64 , X86::CHS_F },
+ { X86::CMOVBE_Fp32 , X86::CMOVBE_F },
+ { X86::CMOVBE_Fp64 , X86::CMOVBE_F },
+ { X86::CMOVB_Fp32 , X86::CMOVB_F },
+ { X86::CMOVB_Fp64 , X86::CMOVB_F },
+ { X86::CMOVE_Fp32 , X86::CMOVE_F },
+ { X86::CMOVE_Fp64 , X86::CMOVE_F },
+ { X86::CMOVNBE_Fp32 , X86::CMOVNBE_F },
+ { X86::CMOVNBE_Fp64 , X86::CMOVNBE_F },
+ { X86::CMOVNB_Fp32 , X86::CMOVNB_F },
+ { X86::CMOVNB_Fp64 , X86::CMOVNB_F },
+ { X86::CMOVNE_Fp32 , X86::CMOVNE_F },
+ { X86::CMOVNE_Fp64 , X86::CMOVNE_F },
+ { X86::CMOVNP_Fp32 , X86::CMOVNP_F },
+ { X86::CMOVNP_Fp64 , X86::CMOVNP_F },
+ { X86::CMOVP_Fp32 , X86::CMOVP_F },
+ { X86::CMOVP_Fp64 , X86::CMOVP_F },
+ { X86::COS_Fp32 , X86::COS_F },
+ { X86::COS_Fp64 , X86::COS_F },
+ { X86::DIVR_Fp32m , X86::DIVR_F32m },
+ { X86::DIVR_Fp64m , X86::DIVR_F64m },
+ { X86::DIVR_FpI16m32, X86::DIVR_FI16m},
+ { X86::DIVR_FpI16m64, X86::DIVR_FI16m},
+ { X86::DIVR_FpI32m32, X86::DIVR_FI32m},
+ { X86::DIVR_FpI32m64, X86::DIVR_FI32m},
+ { X86::DIV_Fp32m , X86::DIV_F32m },
+ { X86::DIV_Fp64m , X86::DIV_F64m },
+ { X86::DIV_FpI16m32 , X86::DIV_FI16m },
+ { X86::DIV_FpI16m64 , X86::DIV_FI16m },
+ { X86::DIV_FpI32m32 , X86::DIV_FI32m },
+ { X86::DIV_FpI32m64 , X86::DIV_FI32m },
+ { X86::ILD_Fp16m32 , X86::ILD_F16m },
+ { X86::ILD_Fp16m64 , X86::ILD_F16m },
+ { X86::ILD_Fp32m32 , X86::ILD_F32m },
+ { X86::ILD_Fp32m64 , X86::ILD_F32m },
+ { X86::ILD_Fp64m32 , X86::ILD_F64m },
+ { X86::ILD_Fp64m64 , X86::ILD_F64m },
+ { X86::ISTT_Fp16m32 , X86::ISTT_FP16m},
+ { X86::ISTT_Fp16m64 , X86::ISTT_FP16m},
+ { X86::ISTT_Fp32m32 , X86::ISTT_FP32m},
+ { X86::ISTT_Fp32m64 , X86::ISTT_FP32m},
+ { X86::ISTT_Fp64m32 , X86::ISTT_FP64m},
+ { X86::ISTT_Fp64m64 , X86::ISTT_FP64m},
+ { X86::IST_Fp16m32 , X86::IST_F16m },
+ { X86::IST_Fp16m64 , X86::IST_F16m },
+ { X86::IST_Fp32m32 , X86::IST_F32m },
+ { X86::IST_Fp32m64 , X86::IST_F32m },
+ { X86::IST_Fp64m32 , X86::IST_FP64m },
+ { X86::IST_Fp64m64 , X86::IST_FP64m },
+ { X86::LD_Fp032 , X86::LD_F0 },
+ { X86::LD_Fp064 , X86::LD_F0 },
+ { X86::LD_Fp132 , X86::LD_F1 },
+ { X86::LD_Fp164 , X86::LD_F1 },
+ { X86::LD_Fp32m , X86::LD_F32m },
+ { X86::LD_Fp64m , X86::LD_F64m },
+ { X86::MUL_Fp32m , X86::MUL_F32m },
+ { X86::MUL_Fp64m , X86::MUL_F64m },
+ { X86::MUL_FpI16m32 , X86::MUL_FI16m },
+ { X86::MUL_FpI16m64 , X86::MUL_FI16m },
+ { X86::MUL_FpI32m32 , X86::MUL_FI32m },
+ { X86::MUL_FpI32m64 , X86::MUL_FI32m },
+ { X86::SIN_Fp32 , X86::SIN_F },
+ { X86::SIN_Fp64 , X86::SIN_F },
+ { X86::SQRT_Fp32 , X86::SQRT_F },
+ { X86::SQRT_Fp64 , X86::SQRT_F },
+ { X86::ST_Fp32m , X86::ST_F32m },
+ { X86::ST_Fp64m , X86::ST_F64m },
+ { X86::ST_Fp64m32 , X86::ST_F32m },
+ { X86::SUBR_Fp32m , X86::SUBR_F32m },
+ { X86::SUBR_Fp64m , X86::SUBR_F64m },
+ { X86::SUBR_FpI16m32, X86::SUBR_FI16m},
+ { X86::SUBR_FpI16m64, X86::SUBR_FI16m},
+ { X86::SUBR_FpI32m32, X86::SUBR_FI32m},
+ { X86::SUBR_FpI32m64, X86::SUBR_FI32m},
+ { X86::SUB_Fp32m , X86::SUB_F32m },
+ { X86::SUB_Fp64m , X86::SUB_F64m },
+ { X86::SUB_FpI16m32 , X86::SUB_FI16m },
+ { X86::SUB_FpI16m64 , X86::SUB_FI16m },
+ { X86::SUB_FpI32m32 , X86::SUB_FI32m },
+ { X86::SUB_FpI32m64 , X86::SUB_FI32m },
+ { X86::TST_Fp32 , X86::TST_F },
+ { X86::TST_Fp64 , X86::TST_F },
+ { X86::UCOM_FpIr32 , X86::UCOM_FIr },
+ { X86::UCOM_FpIr64 , X86::UCOM_FIr },
+ { X86::UCOM_Fpr32 , X86::UCOM_Fr },
+ { X86::UCOM_Fpr64 , X86::UCOM_Fr },
};
static unsigned getConcreteOpcode(unsigned Opcode) {
@@ -436,27 +436,27 @@
// element is an instruction, the second is the version which pops.
//
static const TableEntry PopTable[] = {
- { X86::FADDrST0 , X86::FADDPrST0 },
+ { X86::ADD_FrST0 , X86::ADD_FPrST0 },
- { X86::FDIVRrST0, X86::FDIVRPrST0 },
- { X86::FDIVrST0 , X86::FDIVPrST0 },
+ { X86::DIVR_FrST0, X86::DIVR_FPrST0 },
+ { X86::DIV_FrST0 , X86::DIV_FPrST0 },
- { X86::FIST16m , X86::FISTP16m },
- { X86::FIST32m , X86::FISTP32m },
+ { X86::IST_F16m , X86::IST_FP16m },
+ { X86::IST_F32m , X86::IST_FP32m },
- { X86::FMULrST0 , X86::FMULPrST0 },
+ { X86::MUL_FrST0 , X86::MUL_FPrST0 },
- { X86::FST32m , X86::FSTP32m },
- { X86::FST64m , X86::FSTP64m },
- { X86::FSTrr , X86::FSTPrr },
+ { X86::ST_F32m , X86::ST_FP32m },
+ { X86::ST_F64m , X86::ST_FP64m },
+ { X86::ST_Frr , X86::ST_FPrr },
- { X86::FSUBRrST0, X86::FSUBRPrST0 },
- { X86::FSUBrST0 , X86::FSUBPrST0 },
+ { X86::SUBR_FrST0, X86::SUBR_FPrST0 },
+ { X86::SUB_FrST0 , X86::SUB_FPrST0 },
- { X86::FUCOMIr , X86::FUCOMIPr },
+ { X86::UCOM_FIr , X86::UCOM_FIPr },
- { X86::FUCOMPr , X86::FUCOMPPr },
- { X86::FUCOMr , X86::FUCOMPr },
+ { X86::UCOM_FPr , X86::UCOM_FPPr },
+ { X86::UCOM_Fr , X86::UCOM_FPr },
};
/// popStackAfter - Pop the current value off of the top of the FP stack after
@@ -474,10 +474,10 @@
int Opcode = Lookup(PopTable, ARRAY_SIZE(PopTable), I->getOpcode());
if (Opcode != -1) {
I->setInstrDescriptor(TII->get(Opcode));
- if (Opcode == X86::FUCOMPPr)
+ if (Opcode == X86::UCOM_FPPr)
I->RemoveOperand(0);
} else { // Insert an explicit pop
- I = BuildMI(*MBB, ++I, TII->get(X86::FSTPrr)).addReg(X86::ST0);
+ I = BuildMI(*MBB, ++I, TII->get(X86::ST_FPrr)).addReg(X86::ST0);
}
}
@@ -501,7 +501,7 @@
RegMap[TopReg] = OldSlot;
RegMap[FPRegNo] = ~0;
Stack[--StackTop] = ~0;
- I = BuildMI(*MBB, ++I, TII->get(X86::FSTPrr)).addReg(STReg);
+ I = BuildMI(*MBB, ++I, TII->get(X86::ST_FPrr)).addReg(STReg);
}
@@ -550,14 +550,14 @@
// Ditto FISTTP16m, FISTTP32m, FISTTP64m.
//
if (!KillsSrc &&
- (MI->getOpcode() == X86::FpIST64m32 ||
- MI->getOpcode() == X86::FpISTT16m32 ||
- MI->getOpcode() == X86::FpISTT32m32 ||
- MI->getOpcode() == X86::FpISTT64m32 ||
- MI->getOpcode() == X86::FpIST64m64 ||
- MI->getOpcode() == X86::FpISTT16m64 ||
- MI->getOpcode() == X86::FpISTT32m64 ||
- MI->getOpcode() == X86::FpISTT64m64)) {
+ (MI->getOpcode() == X86::IST_Fp64m32 ||
+ MI->getOpcode() == X86::ISTT_Fp16m32 ||
+ MI->getOpcode() == X86::ISTT_Fp32m32 ||
+ MI->getOpcode() == X86::ISTT_Fp64m32 ||
+ MI->getOpcode() == X86::IST_Fp64m64 ||
+ MI->getOpcode() == X86::ISTT_Fp16m64 ||
+ MI->getOpcode() == X86::ISTT_Fp32m64 ||
+ MI->getOpcode() == X86::ISTT_Fp64m64)) {
duplicateToTop(Reg, 7 /*temp register*/, I);
} else {
moveToTop(Reg, I); // Move to the top of the stack...
@@ -567,10 +567,10 @@
MI->RemoveOperand(NumOps-1); // Remove explicit ST(0) operand
MI->setInstrDescriptor(TII->get(getConcreteOpcode(MI->getOpcode())));
- if (MI->getOpcode() == X86::FISTP64m ||
- MI->getOpcode() == X86::FISTTP16m ||
- MI->getOpcode() == X86::FISTTP32m ||
- MI->getOpcode() == X86::FISTTP64m) {
+ if (MI->getOpcode() == X86::IST_FP64m ||
+ MI->getOpcode() == X86::ISTT_FP16m ||
+ MI->getOpcode() == X86::ISTT_FP32m ||
+ MI->getOpcode() == X86::ISTT_FP64m) {
assert(StackTop > 0 && "Stack empty??");
--StackTop;
} else if (KillsSrc) { // Last use of operand?
@@ -622,50 +622,50 @@
// ForwardST0Table - Map: A = B op C into: ST(0) = ST(0) op ST(i)
static const TableEntry ForwardST0Table[] = {
- { X86::FpADD32 , X86::FADDST0r },
- { X86::FpADD64 , X86::FADDST0r },
- { X86::FpDIV32 , X86::FDIVST0r },
- { X86::FpDIV64 , X86::FDIVST0r },
- { X86::FpMUL32 , X86::FMULST0r },
- { X86::FpMUL64 , X86::FMULST0r },
- { X86::FpSUB32 , X86::FSUBST0r },
- { X86::FpSUB64 , X86::FSUBST0r },
+ { X86::ADD_Fp32 , X86::ADD_FST0r },
+ { X86::ADD_Fp64 , X86::ADD_FST0r },
+ { X86::DIV_Fp32 , X86::DIV_FST0r },
+ { X86::DIV_Fp64 , X86::DIV_FST0r },
+ { X86::MUL_Fp32 , X86::MUL_FST0r },
+ { X86::MUL_Fp64 , X86::MUL_FST0r },
+ { X86::SUB_Fp32 , X86::SUB_FST0r },
+ { X86::SUB_Fp64 , X86::SUB_FST0r },
};
// ReverseST0Table - Map: A = B op C into: ST(0) = ST(i) op ST(0)
static const TableEntry ReverseST0Table[] = {
- { X86::FpADD32 , X86::FADDST0r }, // commutative
- { X86::FpADD64 , X86::FADDST0r }, // commutative
- { X86::FpDIV32 , X86::FDIVRST0r },
- { X86::FpDIV64 , X86::FDIVRST0r },
- { X86::FpMUL32 , X86::FMULST0r }, // commutative
- { X86::FpMUL64 , X86::FMULST0r }, // commutative
- { X86::FpSUB32 , X86::FSUBRST0r },
- { X86::FpSUB64 , X86::FSUBRST0r },
+ { X86::ADD_Fp32 , X86::ADD_FST0r }, // commutative
+ { X86::ADD_Fp64 , X86::ADD_FST0r }, // commutative
+ { X86::DIV_Fp32 , X86::DIVR_FST0r },
+ { X86::DIV_Fp64 , X86::DIVR_FST0r },
+ { X86::MUL_Fp32 , X86::MUL_FST0r }, // commutative
+ { X86::MUL_Fp64 , X86::MUL_FST0r }, // commutative
+ { X86::SUB_Fp32 , X86::SUBR_FST0r },
+ { X86::SUB_Fp64 , X86::SUBR_FST0r },
};
// ForwardSTiTable - Map: A = B op C into: ST(i) = ST(0) op ST(i)
static const TableEntry ForwardSTiTable[] = {
- { X86::FpADD32 , X86::FADDrST0 }, // commutative
- { X86::FpADD64 , X86::FADDrST0 }, // commutative
- { X86::FpDIV32 , X86::FDIVRrST0 },
- { X86::FpDIV64 , X86::FDIVRrST0 },
- { X86::FpMUL32 , X86::FMULrST0 }, // commutative
- { X86::FpMUL64 , X86::FMULrST0 }, // commutative
- { X86::FpSUB32 , X86::FSUBRrST0 },
- { X86::FpSUB64 , X86::FSUBRrST0 },
+ { X86::ADD_Fp32 , X86::ADD_FrST0 }, // commutative
+ { X86::ADD_Fp64 , X86::ADD_FrST0 }, // commutative
+ { X86::DIV_Fp32 , X86::DIVR_FrST0 },
+ { X86::DIV_Fp64 , X86::DIVR_FrST0 },
+ { X86::MUL_Fp32 , X86::MUL_FrST0 }, // commutative
+ { X86::MUL_Fp64 , X86::MUL_FrST0 }, // commutative
+ { X86::SUB_Fp32 , X86::SUBR_FrST0 },
+ { X86::SUB_Fp64 , X86::SUBR_FrST0 },
};
// ReverseSTiTable - Map: A = B op C into: ST(i) = ST(i) op ST(0)
static const TableEntry ReverseSTiTable[] = {
- { X86::FpADD32 , X86::FADDrST0 },
- { X86::FpADD64 , X86::FADDrST0 },
- { X86::FpDIV32 , X86::FDIVrST0 },
- { X86::FpDIV64 , X86::FDIVrST0 },
- { X86::FpMUL32 , X86::FMULrST0 },
- { X86::FpMUL64 , X86::FMULrST0 },
- { X86::FpSUB32 , X86::FSUBrST0 },
- { X86::FpSUB64 , X86::FSUBrST0 },
+ { X86::ADD_Fp32 , X86::ADD_FrST0 },
+ { X86::ADD_Fp64 , X86::ADD_FrST0 },
+ { X86::DIV_Fp32 , X86::DIV_FrST0 },
+ { X86::DIV_Fp64 , X86::DIV_FrST0 },
+ { X86::MUL_Fp32 , X86::MUL_FrST0 },
+ { X86::MUL_Fp64 , X86::MUL_FrST0 },
+ { X86::SUB_Fp32 , X86::SUB_FrST0 },
+ { X86::SUB_Fp64 , X86::SUB_FrST0 },
};
@@ -847,10 +847,10 @@
assert(StackTop == 1 && "Stack should have one element on it to return!");
--StackTop; // "Forget" we have something on the top of stack!
break;
- case X86::FpMOV3232:
- case X86::FpMOV3264:
- case X86::FpMOV6432:
- case X86::FpMOV6464: {
+ case X86::MOV_Fp3232:
+ case X86::MOV_Fp3264:
+ case X86::MOV_Fp6432:
+ case X86::MOV_Fp6464: {
unsigned SrcReg = getFPReg(MI->getOperand(1));
unsigned DestReg = getFPReg(MI->getOperand(0));