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Differential D73863 Diff 242950 llvm/lib/Target/X86/X86InstrFPStack.td

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llvm/lib/Target/X86/X86InstrFPStack.td

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//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
def SDTX86Fld : SDTypeProfile<1, 1, [SDTCisFP<0>, def SDTX86Fld : SDTypeProfile<1, 1, [SDTCisFP<0>,
SDTCisPtrTy<1>]>; SDTCisPtrTy<1>]>;
def SDTX86Fst : SDTypeProfile<0, 2, [SDTCisFP<0>, def SDTX86Fst : SDTypeProfile<0, 2, [SDTCisFP<0>,
SDTCisPtrTy<1>]>; SDTCisPtrTy<1>]>;
def SDTX86Fild : SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisPtrTy<1>]>; def SDTX86Fild : SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisPtrTy<1>]>;
def SDTX86Fist : SDTypeProfile<0, 2, [SDTCisFP<0>, SDTCisPtrTy<1>]>; def SDTX86Fist : SDTypeProfile<0, 2, [SDTCisFP<0>, SDTCisPtrTy<1>]>;
def SDTX86Fnstsw : SDTypeProfile<1, 1, [SDTCisVT<0, i16>, SDTCisVT<1, i16>]>;
def SDTX86CwdStore : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>; def SDTX86CwdStore : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
def X86fld : SDNode<"X86ISD::FLD", SDTX86Fld, def X86fld : SDNode<"X86ISD::FLD", SDTX86Fld,
[SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>; [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
def X86fst : SDNode<"X86ISD::FST", SDTX86Fst, def X86fst : SDNode<"X86ISD::FST", SDTX86Fst,
[SDNPHasChain, SDNPMayStore, SDNPMemOperand]>; [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
def X86fild : SDNode<"X86ISD::FILD", SDTX86Fild, def X86fild : SDNode<"X86ISD::FILD", SDTX86Fild,
[SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>; [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
def X86fist : SDNode<"X86ISD::FIST", SDTX86Fist, def X86fist : SDNode<"X86ISD::FIST", SDTX86Fist,
[SDNPHasChain, SDNPMayStore, SDNPMemOperand]>; [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
def X86fp_stsw : SDNode<"X86ISD::FNSTSW16r", SDTX86Fnstsw>;
def X86fp_to_mem : SDNode<"X86ISD::FP_TO_INT_IN_MEM", SDTX86Fst, def X86fp_to_mem : SDNode<"X86ISD::FP_TO_INT_IN_MEM", SDTX86Fst,
[SDNPHasChain, SDNPMayStore, SDNPMemOperand]>; [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
def X86fp_cwd_get16 : SDNode<"X86ISD::FNSTCW16m", SDTX86CwdStore, def X86fp_cwd_get16 : SDNode<"X86ISD::FNSTCW16m", SDTX86CwdStore,
[SDNPHasChain, SDNPMayStore, SDNPSideEffect, [SDNPHasChain, SDNPMayStore, SDNPSideEffect,
SDNPMemOperand]>; SDNPMemOperand]>;
def X86fstf32 : PatFrag<(ops node:$val, node:$ptr), def X86fstf32 : PatFrag<(ops node:$val, node:$ptr),
(X86fst node:$val, node:$ptr), [{ (X86fst node:$val, node:$ptr), [{
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def FLDL2T : I<0xD9, MRM_E9, (outs), (ins), "fldl2t", []>; def FLDL2T : I<0xD9, MRM_E9, (outs), (ins), "fldl2t", []>;
def FLDL2E : I<0xD9, MRM_EA, (outs), (ins), "fldl2e", []>; def FLDL2E : I<0xD9, MRM_EA, (outs), (ins), "fldl2e", []>;
def FLDPI : I<0xD9, MRM_EB, (outs), (ins), "fldpi", []>; def FLDPI : I<0xD9, MRM_EB, (outs), (ins), "fldpi", []>;
def FLDLG2 : I<0xD9, MRM_EC, (outs), (ins), "fldlg2", []>; def FLDLG2 : I<0xD9, MRM_EC, (outs), (ins), "fldlg2", []>;
def FLDLN2 : I<0xD9, MRM_ED, (outs), (ins), "fldln2", []>; def FLDLN2 : I<0xD9, MRM_ED, (outs), (ins), "fldln2", []>;
} // SchedRW } // SchedRW
// Floating point compares. // Floating point compares.
let SchedRW = [WriteFCom], Uses = [FPCW] in { let SchedRW = [WriteFCom], Uses = [FPCW], hasSideEffects = 0 in {
def UCOM_Fpr32 : FpIf32<(outs), (ins RFP32:$lhs, RFP32:$rhs), CompareFP, def UCOM_Fpr32 : FpIf32<(outs), (ins RFP32:$lhs, RFP32:$rhs), CompareFP, []>;
[(set FPSW, (trunc (X86any_fcmp RFP32:$lhs, RFP32:$rhs)))]>; def UCOM_Fpr64 : FpIf64<(outs), (ins RFP64:$lhs, RFP64:$rhs), CompareFP, []>;
def UCOM_Fpr64 : FpIf64<(outs), (ins RFP64:$lhs, RFP64:$rhs), CompareFP, def UCOM_Fpr80 : FpI_ <(outs), (ins RFP80:$lhs, RFP80:$rhs), CompareFP, []>;
[(set FPSW, (trunc (X86any_fcmp RFP64:$lhs, RFP64:$rhs)))]>; def COM_Fpr32 : FpIf32<(outs), (ins RFP32:$lhs, RFP32:$rhs), CompareFP, []>;
def UCOM_Fpr80 : FpI_ <(outs), (ins RFP80:$lhs, RFP80:$rhs), CompareFP, def COM_Fpr64 : FpIf64<(outs), (ins RFP64:$lhs, RFP64:$rhs), CompareFP, []>;
[(set FPSW, (trunc (X86any_fcmp RFP80:$lhs, RFP80:$rhs)))]>; def COM_Fpr80 : FpI_ <(outs), (ins RFP80:$lhs, RFP80:$rhs), CompareFP, []>;
def COM_Fpr32 : FpIf32<(outs), (ins RFP32:$lhs, RFP32:$rhs), CompareFP,
[(set FPSW, (trunc (X86strict_fcmps RFP32:$lhs, RFP32:$rhs)))]>;
def COM_Fpr64 : FpIf64<(outs), (ins RFP64:$lhs, RFP64:$rhs), CompareFP,
[(set FPSW, (trunc (X86strict_fcmps RFP64:$lhs, RFP64:$rhs)))]>;
def COM_Fpr80 : FpI_ <(outs), (ins RFP80:$lhs, RFP80:$rhs), CompareFP,
[(set FPSW, (trunc (X86strict_fcmps RFP80:$lhs, RFP80:$rhs)))]>;
} // SchedRW } // SchedRW
} // mayRaiseFPException = 1 } // mayRaiseFPException = 1
let SchedRW = [WriteFCom], mayRaiseFPException = 1 in { let SchedRW = [WriteFCom], mayRaiseFPException = 1 in {
// CC = ST(0) cmp ST(i) // CC = ST(0) cmp ST(i)
let Defs = [EFLAGS, FPSW], Uses = [FPCW] in { let Defs = [EFLAGS, FPSW], Uses = [FPCW] in {
def UCOM_FpIr32: FpI_<(outs), (ins RFP32:$lhs, RFP32:$rhs), CompareFP, def UCOM_FpIr32: FpI_<(outs), (ins RFP32:$lhs, RFP32:$rhs), CompareFP,
[(set EFLAGS, (X86any_fcmp RFP32:$lhs, RFP32:$rhs))]>, [(set EFLAGS, (X86any_fcmp RFP32:$lhs, RFP32:$rhs))]>,
Show All 34 Linesdef COM_FIr : FPI<0xDB, MRM6r, (outs), (ins RSTi:$reg),
"fcomi\t{$reg, %st|st, $reg}">; "fcomi\t{$reg, %st|st, $reg}">;
def COM_FIPr : FPI<0xDF, MRM6r, (outs), (ins RSTi:$reg), def COM_FIPr : FPI<0xDF, MRM6r, (outs), (ins RSTi:$reg),
"fcompi\t{$reg, %st|st, $reg}">; "fcompi\t{$reg, %st|st, $reg}">;
} }
} // SchedRW } // SchedRW
// Floating point flag ops. // Floating point flag ops.
let SchedRW = [WriteALU] in { let SchedRW = [WriteALU] in {
let Defs = [AX, FPSW], Uses = [FPSW] in let Defs = [AX, FPSW], Uses = [FPSW], hasSideEffects = 0 in
def FNSTSW16r : I<0xDF, MRM_E0, // AX = fp flags def FNSTSW16r : I<0xDF, MRM_E0, // AX = fp flags
(outs), (ins), "fnstsw\t{%ax|ax}", (outs), (ins), "fnstsw\t{%ax|ax}", []>;
[(set AX, (X86fp_stsw FPSW))]>;
let Defs = [FPSW], Uses = [FPCW] in let Defs = [FPSW], Uses = [FPCW] in
def FNSTCW16m : I<0xD9, MRM7m, // [mem16] = X87 control world def FNSTCW16m : I<0xD9, MRM7m, // [mem16] = X87 control world
(outs), (ins i16mem:$dst), "fnstcw\t$dst", (outs), (ins i16mem:$dst), "fnstcw\t$dst",
[(X86fp_cwd_get16 addr:$dst)]>; [(X86fp_cwd_get16 addr:$dst)]>;
} // SchedRW } // SchedRW
let Defs = [FPSW,FPCW], mayLoad = 1 in let Defs = [FPSW,FPCW], mayLoad = 1 in
def FLDCW16m : I<0xD9, MRM5m, // X87 control world = [mem16] def FLDCW16m : I<0xD9, MRM5m, // X87 control world = [mem16]
(outs), (ins i16mem:$dst), "fldcw\t$dst", []>, (outs), (ins i16mem:$dst), "fldcw\t$dst", []>,
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