aboutsummaryrefslogtreecommitdiffstats
path: root/lib/Target/X86/X86ISelLowering.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Target/X86/X86ISelLowering.cpp')
-rw-r--r--lib/Target/X86/X86ISelLowering.cpp271
1 files changed, 84 insertions, 187 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 55daf769cf..7da9ad6da2 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -218,11 +218,8 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM)
setOperationAction(ISD::BIT_CONVERT , MVT::i32 , Expand);
if (Subtarget->is64Bit()) {
setOperationAction(ISD::BIT_CONVERT , MVT::f64 , Expand);
- // Without SSE, i64->f64 goes through memory; i64->MMX is Legal.
- if (Subtarget->hasMMX() && !DisableMMX)
- setOperationAction(ISD::BIT_CONVERT , MVT::i64 , Custom);
- else
- setOperationAction(ISD::BIT_CONVERT , MVT::i64 , Expand);
+ // Without SSE, i64->f64 goes through memory.
+ setOperationAction(ISD::BIT_CONVERT , MVT::i64 , Expand);
}
}
@@ -615,90 +612,40 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM)
// with -msoft-float, disable use of MMX as well.
if (!UseSoftFloat && !DisableMMX && Subtarget->hasMMX()) {
addRegisterClass(MVT::x86mmx, X86::VR64RegisterClass, false);
-
- // FIXME: Remove the rest of this stuff.
- addRegisterClass(MVT::v8i8, X86::VR64RegisterClass, false);
- addRegisterClass(MVT::v4i16, X86::VR64RegisterClass, false);
- addRegisterClass(MVT::v2i32, X86::VR64RegisterClass, false);
-
- addRegisterClass(MVT::v1i64, X86::VR64RegisterClass, false);
-
- setOperationAction(ISD::ADD, MVT::v8i8, Legal);
- setOperationAction(ISD::ADD, MVT::v4i16, Legal);
- setOperationAction(ISD::ADD, MVT::v2i32, Legal);
- setOperationAction(ISD::ADD, MVT::v1i64, Legal);
-
- setOperationAction(ISD::SUB, MVT::v8i8, Legal);
- setOperationAction(ISD::SUB, MVT::v4i16, Legal);
- setOperationAction(ISD::SUB, MVT::v2i32, Legal);
- setOperationAction(ISD::SUB, MVT::v1i64, Legal);
-
- setOperationAction(ISD::MULHS, MVT::v4i16, Legal);
- setOperationAction(ISD::MUL, MVT::v4i16, Legal);
-
- setOperationAction(ISD::AND, MVT::v8i8, Promote);
- AddPromotedToType (ISD::AND, MVT::v8i8, MVT::v1i64);
- setOperationAction(ISD::AND, MVT::v4i16, Promote);
- AddPromotedToType (ISD::AND, MVT::v4i16, MVT::v1i64);
- setOperationAction(ISD::AND, MVT::v2i32, Promote);
- AddPromotedToType (ISD::AND, MVT::v2i32, MVT::v1i64);
- setOperationAction(ISD::AND, MVT::v1i64, Legal);
-
- setOperationAction(ISD::OR, MVT::v8i8, Promote);
- AddPromotedToType (ISD::OR, MVT::v8i8, MVT::v1i64);
- setOperationAction(ISD::OR, MVT::v4i16, Promote);
- AddPromotedToType (ISD::OR, MVT::v4i16, MVT::v1i64);
- setOperationAction(ISD::OR, MVT::v2i32, Promote);
- AddPromotedToType (ISD::OR, MVT::v2i32, MVT::v1i64);
- setOperationAction(ISD::OR, MVT::v1i64, Legal);
-
- setOperationAction(ISD::XOR, MVT::v8i8, Promote);
- AddPromotedToType (ISD::XOR, MVT::v8i8, MVT::v1i64);
- setOperationAction(ISD::XOR, MVT::v4i16, Promote);
- AddPromotedToType (ISD::XOR, MVT::v4i16, MVT::v1i64);
- setOperationAction(ISD::XOR, MVT::v2i32, Promote);
- AddPromotedToType (ISD::XOR, MVT::v2i32, MVT::v1i64);
- setOperationAction(ISD::XOR, MVT::v1i64, Legal);
-
- setOperationAction(ISD::LOAD, MVT::v8i8, Promote);
- AddPromotedToType (ISD::LOAD, MVT::v8i8, MVT::v1i64);
- setOperationAction(ISD::LOAD, MVT::v4i16, Promote);
- AddPromotedToType (ISD::LOAD, MVT::v4i16, MVT::v1i64);
- setOperationAction(ISD::LOAD, MVT::v2i32, Promote);
- AddPromotedToType (ISD::LOAD, MVT::v2i32, MVT::v1i64);
- setOperationAction(ISD::LOAD, MVT::v1i64, Legal);
-
- setOperationAction(ISD::BUILD_VECTOR, MVT::v8i8, Custom);
- setOperationAction(ISD::BUILD_VECTOR, MVT::v4i16, Custom);
- setOperationAction(ISD::BUILD_VECTOR, MVT::v2i32, Custom);
- setOperationAction(ISD::BUILD_VECTOR, MVT::v1i64, Custom);
-
- setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v8i8, Custom);
- setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v4i16, Custom);
- setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v2i32, Custom);
- setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v1i64, Custom);
-
- setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v8i8, Custom);
- setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v4i16, Custom);
- setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v1i64, Custom);
-
- setOperationAction(ISD::INSERT_VECTOR_ELT, MVT::v4i16, Custom);
-
- setOperationAction(ISD::SELECT, MVT::v8i8, Promote);
- setOperationAction(ISD::SELECT, MVT::v4i16, Promote);
- setOperationAction(ISD::SELECT, MVT::v2i32, Promote);
- setOperationAction(ISD::SELECT, MVT::v1i64, Custom);
- setOperationAction(ISD::VSETCC, MVT::v8i8, Custom);
- setOperationAction(ISD::VSETCC, MVT::v4i16, Custom);
- setOperationAction(ISD::VSETCC, MVT::v2i32, Custom);
-
- if (!X86ScalarSSEf64 && Subtarget->is64Bit()) {
- setOperationAction(ISD::BIT_CONVERT, MVT::v8i8, Custom);
- setOperationAction(ISD::BIT_CONVERT, MVT::v4i16, Custom);
- setOperationAction(ISD::BIT_CONVERT, MVT::v2i32, Custom);
- setOperationAction(ISD::BIT_CONVERT, MVT::v1i64, Custom);
- }
- }
+ // No operations on x86mmx supported, everything uses intrinsics.
+ }
+
+ // MMX-sized vectors (other than x86mmx) are expected to be expanded
+ // into smaller operations.
+ setOperationAction(ISD::MULHS, MVT::v8i8, Expand);
+ setOperationAction(ISD::MULHS, MVT::v4i16, Expand);
+ setOperationAction(ISD::MULHS, MVT::v2i32, Expand);
+ setOperationAction(ISD::MULHS, MVT::v1i64, Expand);
+ setOperationAction(ISD::AND, MVT::v8i8, Expand);
+ setOperationAction(ISD::AND, MVT::v4i16, Expand);
+ setOperationAction(ISD::AND, MVT::v2i32, Expand);
+ setOperationAction(ISD::AND, MVT::v1i64, Expand);
+ setOperationAction(ISD::OR, MVT::v8i8, Expand);
+ setOperationAction(ISD::OR, MVT::v4i16, Expand);
+ setOperationAction(ISD::OR, MVT::v2i32, Expand);
+ setOperationAction(ISD::OR, MVT::v1i64, Expand);
+ setOperationAction(ISD::XOR, MVT::v8i8, Expand);
+ setOperationAction(ISD::XOR, MVT::v4i16, Expand);
+ setOperationAction(ISD::XOR, MVT::v2i32, Expand);
+ setOperationAction(ISD::XOR, MVT::v1i64, Expand);
+ setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v8i8, Expand);
+ setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v4i16, Expand);
+ setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v2i32, Expand);
+ setOperationAction(ISD::SCALAR_TO_VECTOR, MVT::v1i64, Expand);
+ setOperationAction(ISD::INSERT_VECTOR_ELT, MVT::v1i64, Expand);
+ setOperationAction(ISD::SELECT, MVT::v8i8, Expand);
+ setOperationAction(ISD::SELECT, MVT::v4i16, Expand);
+ setOperationAction(ISD::SELECT, MVT::v2i32, Expand);
+ setOperationAction(ISD::SELECT, MVT::v1i64, Expand);
+ setOperationAction(ISD::BIT_CONVERT, MVT::v8i8, Expand);
+ setOperationAction(ISD::BIT_CONVERT, MVT::v4i16, Expand);
+ setOperationAction(ISD::BIT_CONVERT, MVT::v2i32, Expand);
+ setOperationAction(ISD::BIT_CONVERT, MVT::v1i64, Expand);
if (!UseSoftFloat && Subtarget->hasSSE1()) {
addRegisterClass(MVT::v4f32, X86::VR128RegisterClass);
@@ -821,10 +768,6 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM)
setOperationAction(ISD::FP_TO_SINT, MVT::v4i32, Legal);
setOperationAction(ISD::SINT_TO_FP, MVT::v4i32, Legal);
- if (!DisableMMX && Subtarget->hasMMX()) {
- setOperationAction(ISD::FP_TO_SINT, MVT::v2i32, Custom);
- setOperationAction(ISD::SINT_TO_FP, MVT::v2i32, Custom);
- }
}
if (Subtarget->hasSSE41()) {
@@ -1210,8 +1153,7 @@ X86TargetLowering::findRepresentativeClass(EVT VT) const{
RRC = (Subtarget->is64Bit()
? X86::GR64RegisterClass : X86::GR32RegisterClass);
break;
- case MVT::v8i8: case MVT::v4i16:
- case MVT::v2i32: case MVT::v1i64:
+ case MVT::x86mmx:
RRC = X86::VR64RegisterClass;
break;
case MVT::f32: case MVT::f64:
@@ -1345,12 +1287,11 @@ X86TargetLowering::LowerReturn(SDValue Chain,
// 64-bit vector (MMX) values are returned in XMM0 / XMM1 except for v1i64
// which is returned in RAX / RDX.
if (Subtarget->is64Bit()) {
- if (ValVT.isVector() && ValVT.getSizeInBits() == 64) {
- ValToCopy = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i64, ValToCopy);
+ if (ValVT == MVT::x86mmx) {
if (VA.getLocReg() == X86::XMM0 || VA.getLocReg() == X86::XMM1) {
+ ValToCopy = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i64, ValToCopy);
ValToCopy = DAG.getNode(ISD::SCALAR_TO_VECTOR, dl, MVT::v2i64,
ValToCopy);
-
// If we don't have SSE2 available, convert to v4f32 so the generated
// register is legal.
if (!Subtarget->hasSSE2())
@@ -1650,7 +1591,7 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain,
RC = X86::VR256RegisterClass;
else if (RegVT.isVector() && RegVT.getSizeInBits() == 128)
RC = X86::VR128RegisterClass;
- else if (RegVT.isVector() && RegVT.getSizeInBits() == 64)
+ else if (RegVT == MVT::x86mmx)
RC = X86::VR64RegisterClass;
else
llvm_unreachable("Unknown argument type!");
@@ -1673,9 +1614,8 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain,
if (VA.isExtInLoc()) {
// Handle MMX values passed in XMM regs.
if (RegVT.isVector()) {
- ArgValue = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, MVT::i64,
- ArgValue, DAG.getConstant(0, MVT::i64));
- ArgValue = DAG.getNode(ISD::BIT_CONVERT, dl, VA.getValVT(), ArgValue);
+ ArgValue = DAG.getNode(X86ISD::MOVDQ2Q, dl, VA.getValVT(),
+ ArgValue);
} else
ArgValue = DAG.getNode(ISD::TRUNCATE, dl, VA.getValVT(), ArgValue);
}
@@ -2876,7 +2816,7 @@ static bool isUndefOrEqual(int Val, int CmpVal) {
/// is suitable for input to PSHUFD or PSHUFW. That is, it doesn't reference
/// the second operand.
static bool isPSHUFDMask(const SmallVectorImpl<int> &Mask, EVT VT) {
- if (VT == MVT::v4f32 || VT == MVT::v4i32 || VT == MVT::v4i16)
+ if (VT == MVT::v4f32 || VT == MVT::v4i32 )
return (Mask[0] < 4 && Mask[1] < 4 && Mask[2] < 4 && Mask[3] < 4);
if (VT == MVT::v2f64 || VT == MVT::v2i64)
return (Mask[0] < 2 && Mask[1] < 2);
@@ -3548,13 +3488,10 @@ static SDValue getZeroVector(EVT VT, bool HasSSE2, SelectionDAG &DAG,
DebugLoc dl) {
assert(VT.isVector() && "Expected a vector type");
- // Always build zero vectors as <4 x i32> or <2 x i32> bitcasted
+ // Always build SSE zero vectors as <4 x i32> bitcasted
// to their dest type. This ensures they get CSE'd.
SDValue Vec;
- if (VT.getSizeInBits() == 64) { // MMX
- SDValue Cst = DAG.getTargetConstant(0, MVT::i32);
- Vec = DAG.getNode(ISD::BUILD_VECTOR, dl, MVT::v2i32, Cst, Cst);
- } else if (VT.getSizeInBits() == 128) {
+ if (VT.getSizeInBits() == 128) { // SSE
if (HasSSE2) { // SSE2
SDValue Cst = DAG.getTargetConstant(0, MVT::i32);
Vec = DAG.getNode(ISD::BUILD_VECTOR, dl, MVT::v4i32, Cst, Cst, Cst, Cst);
@@ -3582,10 +3519,7 @@ static SDValue getOnesVector(EVT VT, SelectionDAG &DAG, DebugLoc dl) {
// type. This ensures they get CSE'd.
SDValue Cst = DAG.getTargetConstant(~0U, MVT::i32);
SDValue Vec;
- if (VT.getSizeInBits() == 64) // MMX
- Vec = DAG.getNode(ISD::BUILD_VECTOR, dl, MVT::v2i32, Cst, Cst);
- else // SSE
- Vec = DAG.getNode(ISD::BUILD_VECTOR, dl, MVT::v4i32, Cst, Cst, Cst, Cst);
+ Vec = DAG.getNode(ISD::BUILD_VECTOR, dl, MVT::v4i32, Cst, Cst, Cst, Cst);
return DAG.getNode(ISD::BIT_CONVERT, dl, VT, Vec);
}
@@ -4025,8 +3959,7 @@ static SDValue LowerBuildVectorv8i16(SDValue Op, unsigned NonZeros,
static SDValue getVShift(bool isLeft, EVT VT, SDValue SrcOp,
unsigned NumBits, SelectionDAG &DAG,
const TargetLowering &TLI, DebugLoc dl) {
- bool isMMX = VT.getSizeInBits() == 64;
- EVT ShVT = isMMX ? MVT::v1i64 : MVT::v2i64;
+ EVT ShVT = MVT::v2i64;
unsigned Opc = isLeft ? X86ISD::VSHL : X86ISD::VSRL;
SrcOp = DAG.getNode(ISD::BIT_CONVERT, dl, ShVT, SrcOp);
return DAG.getNode(ISD::BIT_CONVERT, dl, VT,
@@ -4180,10 +4113,10 @@ X86TargetLowering::LowerBUILD_VECTOR(SDValue Op, SelectionDAG &DAG) const {
if (ISD::isBuildVectorAllZeros(Op.getNode()) ||
(Op.getValueType().getSizeInBits() != 256 &&
ISD::isBuildVectorAllOnes(Op.getNode()))) {
- // Canonicalize this to either <4 x i32> or <2 x i32> (SSE vs MMX) to
+ // Canonicalize this to <4 x i32> (SSE) to
// 1) ensure the zero vectors are CSE'd, and 2) ensure that i64 scalars are
// eliminated on x86-32 hosts.
- if (Op.getValueType() == MVT::v4i32 || Op.getValueType() == MVT::v2i32)
+ if (Op.getValueType() == MVT::v4i32)
return Op;
if (ISD::isBuildVectorAllOnes(Op.getNode()))
@@ -4234,9 +4167,10 @@ X86TargetLowering::LowerBUILD_VECTOR(SDValue Op, SelectionDAG &DAG) const {
if (ExtVT == MVT::i64 && !Subtarget->is64Bit() &&
(!IsAllConstants || Idx == 0)) {
if (DAG.MaskedValueIsZero(Item, APInt::getBitsSet(64, 32, 64))) {
- // Handle MMX and SSE both.
- EVT VecVT = VT == MVT::v2i64 ? MVT::v4i32 : MVT::v2i32;
- unsigned VecElts = VT == MVT::v2i64 ? 4 : 2;
+ // Handle SSE only.
+ assert(VT == MVT::v2i64 && "Expected an SSE value type!");
+ EVT VecVT = MVT::v4i32;
+ unsigned VecElts = 4;
// Truncate the value (which may itself be a constant) to i32, and
// convert it to a vector with movd (S2V+shuffle to zero extend).
@@ -4275,7 +4209,8 @@ X86TargetLowering::LowerBUILD_VECTOR(SDValue Op, SelectionDAG &DAG) const {
DAG);
} else if (ExtVT == MVT::i16 || ExtVT == MVT::i8) {
Item = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i32, Item);
- EVT MiddleVT = VT.getSizeInBits() == 64 ? MVT::v2i32 : MVT::v4i32;
+ assert(VT.getSizeInBits() == 128 && "Expected an SSE value type!");
+ EVT MiddleVT = MVT::v4i32;
Item = DAG.getNode(ISD::SCALAR_TO_VECTOR, dl, MiddleVT, Item);
Item = getShuffleVectorZeroOrUndef(Item, 0, true,
Subtarget->hasSSE2(), DAG);
@@ -5418,11 +5353,8 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
MachineFunction &MF = DAG.getMachineFunction();
bool OptForSize = MF.getFunction()->hasFnAttr(Attribute::OptimizeForSize);
- // FIXME: this is somehow handled during isel by MMX pattern fragments. Remove
- // the check or come up with another solution when all MMX move to intrinsics,
- // but don't allow this to be considered legal, we don't want vector_shuffle
- // operations to be matched during isel anymore.
- if (isMMX && SVOp->isSplat())
+ // Shuffle operations on MMX not supported.
+ if (isMMX)
return Op;
// Vector shuffle lowering takes 3 steps:
@@ -5456,10 +5388,10 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
return getTargetShuffleNode(getUNPCKHOpcode(VT), dl, VT, V1, V1, DAG);
if (X86::isMOVDDUPMask(SVOp) && HasSSE3 && V2IsUndef &&
- RelaxedMayFoldVectorLoad(V1) && !isMMX)
+ RelaxedMayFoldVectorLoad(V1))
return getTargetShuffleNode(X86ISD::MOVDDUP, dl, VT, V1, DAG);
- if (!isMMX && X86::isMOVHLPS_v_undef_Mask(SVOp))
+ if (X86::isMOVHLPS_v_undef_Mask(SVOp))
return getMOVHighToLow(Op, dl, DAG);
// Use to match splats
@@ -5507,7 +5439,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
return V2;
if (ISD::isBuildVectorAllZeros(V1.getNode()))
return getVZextMovL(VT, VT, V2, DAG, Subtarget, dl);
- if (!isMMX && !X86::isMOVLPMask(SVOp)) {
+ if (!X86::isMOVLPMask(SVOp)) {
if (HasSSE2 && (VT == MVT::v2i64 || VT == MVT::v2f64))
return getTargetShuffleNode(X86ISD::MOVSD, dl, VT, V1, V2, DAG);
@@ -5517,22 +5449,20 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
}
// FIXME: fold these into legal mask.
- if (!isMMX) {
- if (X86::isMOVLHPSMask(SVOp) && !X86::isUNPCKLMask(SVOp))
- return getMOVLowToHigh(Op, dl, DAG, HasSSE2);
+ if (X86::isMOVLHPSMask(SVOp) && !X86::isUNPCKLMask(SVOp))
+ return getMOVLowToHigh(Op, dl, DAG, HasSSE2);
- if (X86::isMOVHLPSMask(SVOp))
- return getMOVHighToLow(Op, dl, DAG);
+ if (X86::isMOVHLPSMask(SVOp))
+ return getMOVHighToLow(Op, dl, DAG);
- if (X86::isMOVSHDUPMask(SVOp) && HasSSE3 && V2IsUndef && NumElems == 4)
- return getTargetShuffleNode(X86ISD::MOVSHDUP, dl, VT, V1, DAG);
+ if (X86::isMOVSHDUPMask(SVOp) && HasSSE3 && V2IsUndef && NumElems == 4)
+ return getTargetShuffleNode(X86ISD::MOVSHDUP, dl, VT, V1, DAG);
- if (X86::isMOVSLDUPMask(SVOp) && HasSSE3 && V2IsUndef && NumElems == 4)
- return getTargetShuffleNode(X86ISD::MOVSLDUP, dl, VT, V1, DAG);
+ if (X86::isMOVSLDUPMask(SVOp) && HasSSE3 && V2IsUndef && NumElems == 4)
+ return getTargetShuffleNode(X86ISD::MOVSLDUP, dl, VT, V1, DAG);
- if (X86::isMOVLPMask(SVOp))
- return getMOVLP(Op, dl, DAG, HasSSE2);
- }
+ if (X86::isMOVLPMask(SVOp))
+ return getMOVLP(Op, dl, DAG, HasSSE2);
if (ShouldXformToMOVHLPS(SVOp) ||
ShouldXformToMOVLP(V1.getNode(), V2.getNode(), SVOp))
@@ -5573,12 +5503,10 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
}
if (X86::isUNPCKLMask(SVOp))
- return (isMMX) ?
- Op : getTargetShuffleNode(getUNPCKLOpcode(VT), dl, VT, V1, V2, DAG);
+ return getTargetShuffleNode(getUNPCKLOpcode(VT), dl, VT, V1, V2, DAG);
if (X86::isUNPCKHMask(SVOp))
- return (isMMX) ?
- Op : getTargetShuffleNode(getUNPCKHOpcode(VT), dl, VT, V1, V2, DAG);
+ return getTargetShuffleNode(getUNPCKHOpcode(VT), dl, VT, V1, V2, DAG);
if (V2IsSplat) {
// Normalize mask so all entries that point to V2 points to its first
@@ -5602,18 +5530,14 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
ShuffleVectorSDNode *NewSVOp = cast<ShuffleVectorSDNode>(NewOp);
if (X86::isUNPCKLMask(NewSVOp))
- return (isMMX) ?
- NewOp : getTargetShuffleNode(getUNPCKLOpcode(VT), dl, VT, V2, V1, DAG);
+ return getTargetShuffleNode(getUNPCKLOpcode(VT), dl, VT, V2, V1, DAG);
if (X86::isUNPCKHMask(NewSVOp))
- return (isMMX) ?
- NewOp : getTargetShuffleNode(getUNPCKHOpcode(VT), dl, VT, V2, V1, DAG);
+ return getTargetShuffleNode(getUNPCKHOpcode(VT), dl, VT, V2, V1, DAG);
}
- // FIXME: for mmx, bitcast v2i32 to v4i16 for shuffle.
-
// Normalize the node to match x86 shuffle ops if needed
- if (!isMMX && V2.getOpcode() != ISD::UNDEF && isCommutedSHUFP(SVOp))
+ if (V2.getOpcode() != ISD::UNDEF && isCommutedSHUFP(SVOp))
return CommuteVectorShuffle(SVOp, DAG);
// The checks below are all present in isShuffleMaskLegal, but they are
@@ -5627,12 +5551,6 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
X86::getShufflePALIGNRImmediate(SVOp),
DAG);
- // Only a few shuffle masks are handled for 64-bit vectors (MMX), and
- // 64-bit vectors which made to this point can't be handled, they are
- // expanded.
- if (isMMX)
- return SDValue();
-
if (ShuffleVectorSDNode::isSplatMask(&M[0], VT) &&
SVOp->getSplatIndex() == 0 && V2IsUndef) {
if (VT == MVT::v2f64)
@@ -5681,8 +5599,8 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
return NewOp;
}
- // Handle all 4 wide cases with a number of shuffles except for MMX.
- if (NumElems == 4 && !isMMX)
+ // Handle all 4 wide cases with a number of shuffles.
+ if (NumElems == 4)
return LowerVECTOR_SHUFFLE_4wide(SVOp, DAG);
return SDValue();
@@ -5824,8 +5742,6 @@ X86TargetLowering::LowerINSERT_VECTOR_ELT_SSE4(SDValue Op,
unsigned Opc;
if (VT == MVT::v8i16)
Opc = X86ISD::PINSRW;
- else if (VT == MVT::v4i16)
- Opc = X86ISD::MMX_PINSRW;
else if (VT == MVT::v16i8)
Opc = X86ISD::PINSRB;
else
@@ -5881,8 +5797,7 @@ X86TargetLowering::LowerINSERT_VECTOR_ELT(SDValue Op, SelectionDAG &DAG) const {
N1 = DAG.getNode(ISD::ANY_EXTEND, dl, MVT::i32, N1);
if (N2.getValueType() != MVT::i32)
N2 = DAG.getIntPtrConstant(cast<ConstantSDNode>(N2)->getZExtValue());
- return DAG.getNode(VT == MVT::v8i16 ? X86ISD::PINSRW : X86ISD::MMX_PINSRW,
- dl, VT, N0, N1, N2);
+ return DAG.getNode(X86ISD::PINSRW, dl, VT, N0, N1, N2);
}
return SDValue();
}
@@ -5896,16 +5811,10 @@ X86TargetLowering::LowerSCALAR_TO_VECTOR(SDValue Op, SelectionDAG &DAG) const {
return DAG.getNode(ISD::SCALAR_TO_VECTOR, dl, MVT::v1i64, Op.getOperand(0));
SDValue AnyExt = DAG.getNode(ISD::ANY_EXTEND, dl, MVT::i32, Op.getOperand(0));
- EVT VT = MVT::v2i32;
- switch (Op.getValueType().getSimpleVT().SimpleTy) {
- default: break;
- case MVT::v16i8:
- case MVT::v8i16:
- VT = MVT::v4i32;
- break;
- }
+ assert(Op.getValueType().getSimpleVT().getSizeInBits() == 128 &&
+ "Expected an SSE type!");
return DAG.getNode(ISD::BIT_CONVERT, dl, Op.getValueType(),
- DAG.getNode(ISD::SCALAR_TO_VECTOR, dl, VT, AnyExt));
+ DAG.getNode(ISD::SCALAR_TO_VECTOR, dl, MVT::v4i32,AnyExt));
}
// ConstantPool, JumpTable, GlobalAddress, and ExternalSymbol are lowered as
@@ -6322,11 +6231,8 @@ SDValue X86TargetLowering::LowerSINT_TO_FP(SDValue Op,
SelectionDAG &DAG) const {
EVT SrcVT = Op.getOperand(0).getValueType();
- if (SrcVT.isVector()) {
- if (SrcVT == MVT::v2i32 && Op.getValueType() == MVT::v2f64)
- return Op;
+ if (SrcVT.isVector())
return SDValue();
- }
assert(SrcVT.getSimpleVT() <= MVT::i64 && SrcVT.getSimpleVT() >= MVT::i16 &&
"Unknown SINT_TO_FP to lower!");
@@ -6702,13 +6608,8 @@ FP_TO_INTHelper(SDValue Op, SelectionDAG &DAG, bool IsSigned) const {
SDValue X86TargetLowering::LowerFP_TO_SINT(SDValue Op,
SelectionDAG &DAG) const {
- if (Op.getValueType().isVector()) {
- if (Op.getValueType() == MVT::v2i32 &&
- Op.getOperand(0).getValueType() == MVT::v2f64) {
- return Op;
- }
+ if (Op.getValueType().isVector())
return SDValue();
- }
std::pair<SDValue,SDValue> Vals = FP_TO_INTHelper(Op, DAG, true);
SDValue FIST = Vals.first, StackSlot = Vals.second;
@@ -7211,11 +7112,8 @@ SDValue X86TargetLowering::LowerVSETCC(SDValue Op, SelectionDAG &DAG) const {
switch (VT.getSimpleVT().SimpleTy) {
default: break;
- case MVT::v8i8:
case MVT::v16i8: EQOpc = X86ISD::PCMPEQB; GTOpc = X86ISD::PCMPGTB; break;
- case MVT::v4i16:
case MVT::v8i16: EQOpc = X86ISD::PCMPEQW; GTOpc = X86ISD::PCMPGTW; break;
- case MVT::v2i32:
case MVT::v4i32: EQOpc = X86ISD::PCMPEQD; GTOpc = X86ISD::PCMPGTD; break;
case MVT::v2i64: EQOpc = X86ISD::PCMPEQQ; GTOpc = X86ISD::PCMPGTQ; break;
}
@@ -7930,6 +7828,7 @@ X86TargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG &DAG) const
ShAmt = DAG.getNode(ISD::BUILD_VECTOR, dl, ShAmtVT, &ShOps[0], 4);
} else {
ShAmt = DAG.getNode(ISD::BUILD_VECTOR, dl, ShAmtVT, &ShOps[0], 2);
+// FIXME this must be lowered to get rid of the invalid type.
}
EVT VT = Op.getValueType();
@@ -8840,7 +8739,6 @@ const char *X86TargetLowering::getTargetNodeName(unsigned Opcode) const {
case X86ISD::INSERTPS: return "X86ISD::INSERTPS";
case X86ISD::PINSRB: return "X86ISD::PINSRB";
case X86ISD::PINSRW: return "X86ISD::PINSRW";
- case X86ISD::MMX_PINSRW: return "X86ISD::MMX_PINSRW";
case X86ISD::PSHUFB: return "X86ISD::PSHUFB";
case X86ISD::FMAX: return "X86ISD::FMAX";
case X86ISD::FMIN: return "X86ISD::FMIN";
@@ -9711,7 +9609,6 @@ X86TargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
case X86::TLSCall_64:
return EmitLoweredTLSCall(MI, BB);
case X86::CMOV_GR8:
- case X86::CMOV_V1I64:
case X86::CMOV_FR32:
case X86::CMOV_FR64:
case X86::CMOV_V4F32:
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-18 19:59:59 +0000