maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

Add methods for querying minimum SSE version along with AVX. Simplifies all the places that had to check a version of SSE and AVX. 

llvm-svn: 145053
This commit is contained in:
Craig Topper 2011-11-22 00:44:41 +00:00
parent 6e6e52b58a
commit f563977795
2 changed files with 38 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

77
llvm/lib/Target/X86/X86ISelLowering.cpp
View File

@ -908,7 +908,7 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM)
setOperationAction(ISD::SINT_TO_FP, MVT::v4i32, Legal);
}
if (Subtarget->hasSSE41() || Subtarget->hasAVX()) {
if (Subtarget->hasSSE41orAVX()) {
setOperationAction(ISD::FFLOOR, MVT::f32, Legal);
setOperationAction(ISD::FCEIL, MVT::f32, Legal);
setOperationAction(ISD::FTRUNC, MVT::f32, Legal);
@ -980,7 +980,7 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM)
}
}
if (Subtarget->hasSSE42() || Subtarget->hasAVX())
if (Subtarget->hasSSE42orAVX())
setOperationAction(ISD::SETCC, MVT::v2i64, Custom);
if (!UseSoftFloat && Subtarget->hasAVX()) {
@ -3970,7 +3970,7 @@ static bool isCommutedMOVL(ShuffleVectorSDNode *N, bool V2IsSplat = false,
/// Masks to match: <1, 1, 3, 3> or <1, 1, 3, 3, 5, 5, 7, 7>
bool X86::isMOVSHDUPMask(ShuffleVectorSDNode *N,
const X86Subtarget *Subtarget) {
if (!Subtarget->hasSSE3() && !Subtarget->hasAVX())
if (!Subtarget->hasSSE3orAVX())
return false;
// The second vector must be undef
@ -3998,7 +3998,7 @@ bool X86::isMOVSHDUPMask(ShuffleVectorSDNode *N,
/// Masks to match: <0, 0, 2, 2> or <0, 0, 2, 2, 4, 4, 6, 6>
bool X86::isMOVSLDUPMask(ShuffleVectorSDNode *N,
const X86Subtarget *Subtarget) {
if (!Subtarget->hasSSE3() && !Subtarget->hasAVX())
if (!Subtarget->hasSSE3orAVX())
return false;
// The second vector must be undef
@ -5509,7 +5509,7 @@ X86TargetLowering::LowerBUILD_VECTOR(SDValue Op, SelectionDAG &DAG) const {
return LD;
// For SSE 4.1, use insertps to put the high elements into the low element.
if (getSubtarget()->hasSSE41() || getSubtarget()->hasAVX()) {
if (getSubtarget()->hasSSE41orAVX()) {
SDValue Result;
if (Op.getOperand(0).getOpcode() != ISD::UNDEF)
Result = DAG.getNode(ISD::SCALAR_TO_VECTOR, dl, VT, Op.getOperand(0));
@ -5680,7 +5680,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLEv8i16(SDValue Op,
// quads, disable the next transformation since it does not help SSSE3.
bool V1Used = InputQuads[0] || InputQuads[1];
bool V2Used = InputQuads[2] || InputQuads[3];
if (Subtarget->hasSSSE3() || Subtarget->hasAVX()) {
if (Subtarget->hasSSSE3orAVX()) {
if (InputQuads.count() == 2 && V1Used && V2Used) {
BestLoQuad = InputQuads.find_first();
BestHiQuad = InputQuads.find_next(BestLoQuad);
@ -5753,7 +5753,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLEv8i16(SDValue Op,
// If we have SSSE3, and all words of the result are from 1 input vector,
// case 2 is generated, otherwise case 3 is generated. If no SSSE3
// is present, fall back to case 4.
if (Subtarget->hasSSSE3() || Subtarget->hasAVX()) {
if (Subtarget->hasSSSE3orAVX()) {
SmallVector<SDValue,16> pshufbMask;
// If we have elements from both input vectors, set the high bit of the
@ -5821,8 +5821,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLEv8i16(SDValue Op,
NewV = DAG.getVectorShuffle(MVT::v8i16, dl, NewV, DAG.getUNDEF(MVT::v8i16),
&MaskV[0]);
if (NewV.getOpcode() == ISD::VECTOR_SHUFFLE &&
(Subtarget->hasSSSE3() || Subtarget->hasAVX()))
if (NewV.getOpcode() == ISD::VECTOR_SHUFFLE && Subtarget->hasSSSE3orAVX())
NewV = getTargetShuffleNode(X86ISD::PSHUFLW, dl, MVT::v8i16,
NewV.getOperand(0),
X86::getShufflePSHUFLWImmediate(NewV.getNode()),
@ -5850,8 +5849,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLEv8i16(SDValue Op,
NewV = DAG.getVectorShuffle(MVT::v8i16, dl, NewV, DAG.getUNDEF(MVT::v8i16),
&MaskV[0]);
if (NewV.getOpcode() == ISD::VECTOR_SHUFFLE &&
(Subtarget->hasSSSE3() || Subtarget->hasAVX()))
if (NewV.getOpcode() == ISD::VECTOR_SHUFFLE && Subtarget->hasSSSE3orAVX())
NewV = getTargetShuffleNode(X86ISD::PSHUFHW, dl, MVT::v8i16,
NewV.getOperand(0),
X86::getShufflePSHUFHWImmediate(NewV.getNode()),
@ -5917,7 +5915,7 @@ SDValue LowerVECTOR_SHUFFLEv16i8(ShuffleVectorSDNode *SVOp,
}
// If SSSE3, use 1 pshufb instruction per vector with elements in the result.
if (TLI.getSubtarget()->hasSSSE3() || TLI.getSubtarget()->hasAVX()) {
if (TLI.getSubtarget()->hasSSSE3orAVX()) {
SmallVector<SDValue,16> pshufbMask;
// If all result elements are from one input vector, then only translate
@ -6762,8 +6760,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
return getTargetShuffleNode(getUNPCKHOpcode(VT, HasAVX2), dl, VT, V1, V1,
DAG);
if (X86::isMOVDDUPMask(SVOp) &&
(Subtarget->hasSSE3() || Subtarget->hasAVX()) &&
if (X86::isMOVDDUPMask(SVOp) && Subtarget->hasSSE3orAVX() &&
V2IsUndef && RelaxedMayFoldVectorLoad(V1))
return getMOVDDup(Op, dl, V1, DAG);
@ -6771,7 +6768,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
return getMOVHighToLow(Op, dl, DAG);
// Use to match splats
if (HasXMMInt && X86::isUNPCKHMask(SVOp, Subtarget->hasAVX2()) && V2IsUndef &&
if (HasXMMInt && X86::isUNPCKHMask(SVOp, HasAVX2) && V2IsUndef &&
(VT == MVT::v2f64 || VT == MVT::v2i64))
return getTargetShuffleNode(getUNPCKHOpcode(VT, HasAVX2), dl, VT, V1, V1,
DAG);
@ -6796,8 +6793,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
bool isLeft = false;
unsigned ShAmt = 0;
SDValue ShVal;
bool isShift = getSubtarget()->hasXMMInt() &&
isVectorShift(SVOp, DAG, isLeft, ShVal, ShAmt);
bool isShift = HasXMMInt && isVectorShift(SVOp, DAG, isLeft, ShVal, ShAmt);
if (isShift && ShVal.hasOneUse()) {
// If the shifted value has multiple uses, it may be cheaper to use
// v_set0 + movlhps or movhlps, etc.
@ -6821,8 +6817,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
}
// FIXME: fold these into legal mask.
if (X86::isMOVLHPSMask(SVOp) &&
!X86::isUNPCKLMask(SVOp, Subtarget->hasAVX2()))
if (X86::isMOVLHPSMask(SVOp) && !X86::isUNPCKLMask(SVOp, HasAVX2))
return getMOVLowToHigh(Op, dl, DAG, HasXMMInt);
if (X86::isMOVHLPSMask(SVOp))
@ -6875,11 +6870,11 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
return getMOVL(DAG, dl, VT, V2, V1);
}
if (X86::isUNPCKLMask(SVOp, Subtarget->hasAVX2()))
if (X86::isUNPCKLMask(SVOp, HasAVX2))
return getTargetShuffleNode(getUNPCKLOpcode(VT, HasAVX2), dl, VT, V1, V2,
DAG);
if (X86::isUNPCKHMask(SVOp, Subtarget->hasAVX2()))
if (X86::isUNPCKHMask(SVOp, HasAVX2))
return getTargetShuffleNode(getUNPCKHOpcode(VT, HasAVX2), dl, VT, V1, V2,
DAG);
@ -6890,9 +6885,9 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
SDValue NewMask = NormalizeMask(SVOp, DAG);
ShuffleVectorSDNode *NSVOp = cast<ShuffleVectorSDNode>(NewMask);
if (NSVOp != SVOp) {
if (X86::isUNPCKLMask(NSVOp, Subtarget->hasAVX2(), true)) {
if (X86::isUNPCKLMask(NSVOp, HasAVX2, true)) {
return NewMask;
} else if (X86::isUNPCKHMask(NSVOp, Subtarget->hasAVX2(), true)) {
} else if (X86::isUNPCKHMask(NSVOp, HasAVX2, true)) {
return NewMask;
}
}
@ -6904,11 +6899,11 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
SDValue NewOp = CommuteVectorShuffle(SVOp, DAG);
ShuffleVectorSDNode *NewSVOp = cast<ShuffleVectorSDNode>(NewOp);
if (X86::isUNPCKLMask(NewSVOp, Subtarget->hasAVX2()))
if (X86::isUNPCKLMask(NewSVOp, HasAVX2))
return getTargetShuffleNode(getUNPCKLOpcode(VT, HasAVX2), dl, VT, V2, V1,
DAG);
if (X86::isUNPCKHMask(NewSVOp, Subtarget->hasAVX2()))
if (X86::isUNPCKHMask(NewSVOp, HasAVX2))
return getTargetShuffleNode(getUNPCKHOpcode(VT, HasAVX2), dl, VT, V2, V1,
DAG);
}
@ -6923,7 +6918,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
SmallVector<int, 16> M;
SVOp->getMask(M);
if (isPALIGNRMask(M, VT, Subtarget->hasSSSE3() || Subtarget->hasAVX()))
if (isPALIGNRMask(M, VT, Subtarget->hasSSSE3orAVX()))
return getTargetShuffleNode(X86ISD::PALIGN, dl, VT, V1, V2,
X86::getShufflePALIGNRImmediate(SVOp),
DAG);
@ -7109,7 +7104,7 @@ X86TargetLowering::LowerEXTRACT_VECTOR_ELT(SDValue Op,
assert(Vec.getValueSizeInBits() <= 128 && "Unexpected vector length");
if (Subtarget->hasSSE41() || Subtarget->hasAVX()) {
if (Subtarget->hasSSE41orAVX()) {
SDValue Res = LowerEXTRACT_VECTOR_ELT_SSE4(Op, DAG);
if (Res.getNode())
return Res;
@ -7251,7 +7246,7 @@ X86TargetLowering::LowerINSERT_VECTOR_ELT(SDValue Op, SelectionDAG &DAG) const {
return Insert128BitVector(N0, V, Ins128Idx, DAG, dl);
}
if (Subtarget->hasSSE41() || Subtarget->hasAVX())
if (Subtarget->hasSSE41orAVX())
return LowerINSERT_VECTOR_ELT_SSE4(Op, DAG);
if (EltVT == MVT::i8)
@ -8741,9 +8736,9 @@ SDValue X86TargetLowering::LowerVSETCC(SDValue Op, SelectionDAG &DAG) const {
// Check that the operation in question is available (most are plain SSE2,
// but PCMPGTQ and PCMPEQQ have different requirements).
if (Opc == X86ISD::PCMPGTQ && !Subtarget->hasSSE42() && !Subtarget->hasAVX())
if (Opc == X86ISD::PCMPGTQ && !Subtarget->hasSSE42orAVX())
return SDValue();
if (Opc == X86ISD::PCMPEQQ && !Subtarget->hasSSE41() && !Subtarget->hasAVX())
if (Opc == X86ISD::PCMPEQQ && !Subtarget->hasSSE41orAVX())
return SDValue();
// Since SSE has no unsigned integer comparisons, we need to flip the sign
@ -11403,7 +11398,7 @@ X86TargetLowering::isShuffleMaskLegal(const SmallVectorImpl<int> &M,
EVT VT) const {
// Very little shuffling can be done for 64-bit vectors right now.
if (VT.getSizeInBits() == 64)
return isPALIGNRMask(M, VT, Subtarget->hasSSSE3() || Subtarget->hasAVX());
return isPALIGNRMask(M, VT, Subtarget->hasSSSE3orAVX());
// FIXME: pshufb, blends, shifts.
return (VT.getVectorNumElements() == 2 ||
@ -11413,7 +11408,7 @@ X86TargetLowering::isShuffleMaskLegal(const SmallVectorImpl<int> &M,
isPSHUFDMask(M, VT) ||
isPSHUFHWMask(M, VT) ||
isPSHUFLWMask(M, VT) ||
isPALIGNRMask(M, VT, Subtarget->hasSSSE3() || Subtarget->hasAVX()) ||
isPALIGNRMask(M, VT, Subtarget->hasSSSE3orAVX()) ||
isUNPCKLMask(M, VT, Subtarget->hasAVX2()) ||
isUNPCKHMask(M, VT, Subtarget->hasAVX2()) ||
isUNPCKL_v_undef_Mask(M, VT) ||
@ -11822,7 +11817,7 @@ X86TargetLowering::EmitAtomicMinMaxWithCustomInserter(MachineInstr *mInstr,
MachineBasicBlock *
X86TargetLowering::EmitPCMP(MachineInstr *MI, MachineBasicBlock *BB,
unsigned numArgs, bool memArg) const {
assert((Subtarget->hasSSE42() || Subtarget->hasAVX()) &&
assert(Subtarget->hasSSE42orAVX() &&
"Target must have SSE4.2 or AVX features enabled");
DebugLoc dl = MI->getDebugLoc();
@ -13982,7 +13977,7 @@ static SDValue PerformOrCombine(SDNode *N, SelectionDAG &DAG,
// look for psign/blend
if (VT == MVT::v2i64 || VT == MVT::v4i64) {
if (!(Subtarget->hasSSSE3() || Subtarget->hasAVX()) ||
if (!Subtarget->hasSSSE3orAVX() ||
(VT == MVT::v4i64 && !Subtarget->hasAVX2()))
return SDValue();
@ -14052,7 +14047,7 @@ static SDValue PerformOrCombine(SDNode *N, SelectionDAG &DAG,
return DAG.getNode(ISD::BITCAST, DL, VT, Sign);
}
// PBLENDVB only available on SSE 4.1
if (!(Subtarget->hasSSE41() || Subtarget->hasAVX()))
if (!Subtarget->hasSSE41orAVX())
return SDValue();
EVT BlendVT = (VT == MVT::v4i64) ? MVT::v32i8 : MVT::v16i8;
@ -14577,8 +14572,7 @@ static SDValue PerformFADDCombine(SDNode *N, SelectionDAG &DAG,
SDValue RHS = N->getOperand(1);
// Try to synthesize horizontal adds from adds of shuffles.
if ((Subtarget->hasSSE3() || Subtarget->hasAVX()) &&
(VT == MVT::v4f32 || VT == MVT::v2f64) &&
if (Subtarget->hasSSE3orAVX() && (VT == MVT::v4f32 || VT == MVT::v2f64) &&
isHorizontalBinOp(LHS, RHS, true))
return DAG.getNode(X86ISD::FHADD, N->getDebugLoc(), VT, LHS, RHS);
return SDValue();
@ -14592,8 +14586,7 @@ static SDValue PerformFSUBCombine(SDNode *N, SelectionDAG &DAG,
SDValue RHS = N->getOperand(1);
// Try to synthesize horizontal subs from subs of shuffles.
if ((Subtarget->hasSSE3() || Subtarget->hasAVX()) &&
(VT == MVT::v4f32 || VT == MVT::v2f64) &&
if (Subtarget->hasSSE3orAVX() && (VT == MVT::v4f32 || VT == MVT::v2f64) &&
isHorizontalBinOp(LHS, RHS, false))
return DAG.getNode(X86ISD::FHSUB, N->getDebugLoc(), VT, LHS, RHS);
return SDValue();
@ -14797,8 +14790,7 @@ static SDValue PerformAddCombine(SDNode *N, SelectionDAG &DAG,
SDValue Op1 = N->getOperand(1);
// Try to synthesize horizontal adds from adds of shuffles.
if ((Subtarget->hasSSSE3() || Subtarget->hasAVX()) &&
(VT == MVT::v8i16 || VT == MVT::v4i32) &&
if ((Subtarget->hasSSSE3orAVX()) && (VT == MVT::v8i16 || VT == MVT::v4i32) &&
isHorizontalBinOp(Op0, Op1, true))
return DAG.getNode(X86ISD::HADD, N->getDebugLoc(), VT, Op0, Op1);
@ -14830,8 +14822,7 @@ static SDValue PerformSubCombine(SDNode *N, SelectionDAG &DAG,
// Try to synthesize horizontal adds from adds of shuffles.
EVT VT = N->getValueType(0);
if ((Subtarget->hasSSSE3() || Subtarget->hasAVX()) &&
(VT == MVT::v8i16 || VT == MVT::v4i32) &&
if ((Subtarget->hasSSSE3orAVX()) && (VT == MVT::v8i16 || VT == MVT::v4i32) &&
isHorizontalBinOp(Op0, Op1, false))
return DAG.getNode(X86ISD::HSUB, N->getDebugLoc(), VT, Op0, Op1);

4
llvm/lib/Target/X86/X86Subtarget.h
View File

@ -190,6 +190,10 @@ public:
bool hasAVX2() const { return HasAVX2; }
bool hasXMM() const { return hasSSE1() || hasAVX(); }
bool hasXMMInt() const { return hasSSE2() || hasAVX(); }
bool hasSSE3orAVX() const { return hasSSE3() || hasAVX(); }
bool hasSSSE3orAVX() const { return hasSSSE3() || hasAVX(); }
bool hasSSE41orAVX() const { return hasSSE41() || hasAVX(); }
bool hasSSE42orAVX() const { return hasSSE42() || hasAVX(); }
bool hasAES() const { return HasAES; }
bool hasCLMUL() const { return HasCLMUL; }
bool hasFMA3() const { return HasFMA3; }