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path: root/lib/Target/X86/X86ISelLowering.cpp
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Diffstat (limited to 'lib/Target/X86/X86ISelLowering.cpp')
-rw-r--r--lib/Target/X86/X86ISelLowering.cpp95
1 files changed, 50 insertions, 45 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index af3d0e1381..eed653b0f9 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -31,6 +31,7 @@
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/CodeGen/PseudoSourceValue.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/Debug.h"
@@ -1088,7 +1089,8 @@ SDOperand X86TargetLowering::LowerMemArgument(SDOperand Op, SelectionDAG &DAG,
SDOperand FIN = DAG.getFrameIndex(FI, getPointerTy());
if (isByVal)
return FIN;
- return DAG.getLoad(VA.getValVT(), Root, FIN, NULL, 0);
+ return DAG.getLoad(VA.getValVT(), Root, FIN,
+ &PseudoSourceValue::FPRel, FI);
}
SDOperand
@@ -1216,7 +1218,9 @@ X86TargetLowering::LowerFORMAL_ARGUMENTS(SDOperand Op, SelectionDAG &DAG) {
unsigned VReg = AddLiveIn(MF, GPR64ArgRegs[NumIntRegs],
X86::GR64RegisterClass);
SDOperand Val = DAG.getCopyFromReg(Root, VReg, MVT::i64);
- SDOperand Store = DAG.getStore(Val.getValue(1), Val, FIN, NULL, 0);
+ SDOperand Store = DAG.getStore(Val.getValue(1), Val, FIN,
+ &PseudoSourceValue::FPRel,
+ RegSaveFrameIndex);
MemOps.push_back(Store);
FIN = DAG.getNode(ISD::ADD, getPointerTy(), FIN,
DAG.getIntPtrConstant(8));
@@ -1229,7 +1233,9 @@ X86TargetLowering::LowerFORMAL_ARGUMENTS(SDOperand Op, SelectionDAG &DAG) {
unsigned VReg = AddLiveIn(MF, XMMArgRegs[NumXMMRegs],
X86::VR128RegisterClass);
SDOperand Val = DAG.getCopyFromReg(Root, VReg, MVT::v4f32);
- SDOperand Store = DAG.getStore(Val.getValue(1), Val, FIN, NULL, 0);
+ SDOperand Store = DAG.getStore(Val.getValue(1), Val, FIN,
+ &PseudoSourceValue::FPRel,
+ RegSaveFrameIndex);
MemOps.push_back(Store);
FIN = DAG.getNode(ISD::ADD, getPointerTy(), FIN,
DAG.getIntPtrConstant(16));
@@ -1558,7 +1564,8 @@ SDOperand X86TargetLowering::LowerCALL(SDOperand Op, SelectionDAG &DAG) {
Flags, DAG));
} else {
// Store relative to framepointer.
- MemOpChains2.push_back(DAG.getStore(Chain, Source, FIN, NULL, 0));
+ MemOpChains2.push_back(DAG.getStore(Chain, Source, FIN,
+ &PseudoSourceValue::FPRel, FI));
}
}
}
@@ -3784,7 +3791,8 @@ X86TargetLowering::LowerGlobalAddress(SDOperand Op, SelectionDAG &DAG) {
// the GV offset field. Platform check is inside GVRequiresExtraLoad() call
// The same applies for external symbols during PIC codegen
if (Subtarget->GVRequiresExtraLoad(GV, getTargetMachine(), false))
- Result = DAG.getLoad(getPointerTy(), DAG.getEntryNode(), Result, NULL, 0);
+ Result = DAG.getLoad(getPointerTy(), DAG.getEntryNode(), Result,
+ &PseudoSourceValue::GPRel, 0);
return Result;
}
@@ -3842,7 +3850,8 @@ LowerToTLSExecModel(GlobalAddressSDNode *GA, SelectionDAG &DAG,
SDOperand Offset = DAG.getNode(X86ISD::Wrapper, PtrVT, TGA);
if (GA->getGlobal()->isDeclaration()) // initial exec TLS model
- Offset = DAG.getLoad(PtrVT, DAG.getEntryNode(), Offset, NULL, 0);
+ Offset = DAG.getLoad(PtrVT, DAG.getEntryNode(), Offset,
+ &PseudoSourceValue::TPRel, 0);
// The address of the thread local variable is the add of the thread
// pointer with the offset of the variable.
@@ -3974,7 +3983,7 @@ SDOperand X86TargetLowering::LowerSINT_TO_FP(SDOperand Op, SelectionDAG &DAG) {
int SSFI = MF.getFrameInfo()->CreateStackObject(Size, Size);
SDOperand StackSlot = DAG.getFrameIndex(SSFI, getPointerTy());
SDOperand Chain = DAG.getStore(DAG.getEntryNode(), Op.getOperand(0),
- StackSlot, NULL, 0);
+ StackSlot, &PseudoSourceValue::FPRel, SSFI);
// These are really Legal; caller falls through into that case.
if (SrcVT == MVT::i32 && isScalarFPTypeInSSEReg(Op.getValueType()))
@@ -4015,7 +4024,8 @@ SDOperand X86TargetLowering::LowerSINT_TO_FP(SDOperand Op, SelectionDAG &DAG) {
Ops.push_back(DAG.getValueType(Op.getValueType()));
Ops.push_back(InFlag);
Chain = DAG.getNode(X86ISD::FST, Tys, &Ops[0], Ops.size());
- Result = DAG.getLoad(Op.getValueType(), Chain, StackSlot, NULL, 0);
+ Result = DAG.getLoad(Op.getValueType(), Chain, StackSlot,
+ &PseudoSourceValue::FPRel, SSFI);
}
return Result;
@@ -4053,7 +4063,8 @@ FP_TO_SINTHelper(SDOperand Op, SelectionDAG &DAG) {
SDOperand Value = Op.getOperand(0);
if (isScalarFPTypeInSSEReg(Op.getOperand(0).getValueType())) {
assert(Op.getValueType() == MVT::i64 && "Invalid FP_TO_SINT to lower!");
- Chain = DAG.getStore(Chain, Value, StackSlot, NULL, 0);
+ Chain = DAG.getStore(Chain, Value, StackSlot,
+ &PseudoSourceValue::FPRel, SSFI);
SDVTList Tys = DAG.getVTList(Op.getOperand(0).getValueType(), MVT::Other);
SDOperand Ops[] = {
Chain, StackSlot, DAG.getValueType(Op.getOperand(0).getValueType())
@@ -4112,7 +4123,8 @@ SDOperand X86TargetLowering::LowerFABS(SDOperand Op, SelectionDAG &DAG) {
}
Constant *C = ConstantVector::get(CV);
SDOperand CPIdx = DAG.getConstantPool(C, getPointerTy(), 4);
- SDOperand Mask = DAG.getLoad(VT, DAG.getEntryNode(), CPIdx, NULL, 0,
+ SDOperand Mask = DAG.getLoad(VT, DAG.getEntryNode(), CPIdx,
+ &PseudoSourceValue::CPRel, 0,
false, 16);
return DAG.getNode(X86ISD::FAND, VT, Op.getOperand(0), Mask);
}
@@ -4140,7 +4152,8 @@ SDOperand X86TargetLowering::LowerFNEG(SDOperand Op, SelectionDAG &DAG) {
}
Constant *C = ConstantVector::get(CV);
SDOperand CPIdx = DAG.getConstantPool(C, getPointerTy(), 4);
- SDOperand Mask = DAG.getLoad(VT, DAG.getEntryNode(), CPIdx, NULL, 0,
+ SDOperand Mask = DAG.getLoad(VT, DAG.getEntryNode(), CPIdx,
+ &PseudoSourceValue::CPRel, 0,
false, 16);
if (MVT::isVector(VT)) {
return DAG.getNode(ISD::BIT_CONVERT, VT,
@@ -4188,7 +4201,8 @@ SDOperand X86TargetLowering::LowerFCOPYSIGN(SDOperand Op, SelectionDAG &DAG) {
}
Constant *C = ConstantVector::get(CV);
SDOperand CPIdx = DAG.getConstantPool(C, getPointerTy(), 4);
- SDOperand Mask1 = DAG.getLoad(SrcVT, DAG.getEntryNode(), CPIdx, NULL, 0,
+ SDOperand Mask1 = DAG.getLoad(SrcVT, DAG.getEntryNode(), CPIdx,
+ &PseudoSourceValue::CPRel, 0,
false, 16);
SDOperand SignBit = DAG.getNode(X86ISD::FAND, SrcVT, Op1, Mask1);
@@ -4216,7 +4230,8 @@ SDOperand X86TargetLowering::LowerFCOPYSIGN(SDOperand Op, SelectionDAG &DAG) {
}
C = ConstantVector::get(CV);
CPIdx = DAG.getConstantPool(C, getPointerTy(), 4);
- SDOperand Mask2 = DAG.getLoad(VT, DAG.getEntryNode(), CPIdx, NULL, 0,
+ SDOperand Mask2 = DAG.getLoad(VT, DAG.getEntryNode(), CPIdx,
+ &PseudoSourceValue::CPRel, 0,
false, 16);
SDOperand Val = DAG.getNode(X86ISD::FAND, VT, Op0, Mask2);
@@ -4672,14 +4687,13 @@ SDNode *X86TargetLowering::ExpandREADCYCLECOUNTER(SDNode *N, SelectionDAG &DAG){
}
SDOperand X86TargetLowering::LowerVASTART(SDOperand Op, SelectionDAG &DAG) {
- SrcValueSDNode *SV = cast<SrcValueSDNode>(Op.getOperand(2));
+ const Value *SV = cast<SrcValueSDNode>(Op.getOperand(2))->getValue();
if (!Subtarget->is64Bit()) {
// vastart just stores the address of the VarArgsFrameIndex slot into the
// memory location argument.
SDOperand FR = DAG.getFrameIndex(VarArgsFrameIndex, getPointerTy());
- return DAG.getStore(Op.getOperand(0), FR,Op.getOperand(1), SV->getValue(),
- SV->getOffset());
+ return DAG.getStore(Op.getOperand(0), FR,Op.getOperand(1), SV, 0);
}
// __va_list_tag:
@@ -4692,28 +4706,26 @@ SDOperand X86TargetLowering::LowerVASTART(SDOperand Op, SelectionDAG &DAG) {
// Store gp_offset
SDOperand Store = DAG.getStore(Op.getOperand(0),
DAG.getConstant(VarArgsGPOffset, MVT::i32),
- FIN, SV->getValue(), SV->getOffset());
+ FIN, SV, 0);
MemOps.push_back(Store);
// Store fp_offset
FIN = DAG.getNode(ISD::ADD, getPointerTy(), FIN, DAG.getIntPtrConstant(4));
Store = DAG.getStore(Op.getOperand(0),
DAG.getConstant(VarArgsFPOffset, MVT::i32),
- FIN, SV->getValue(), SV->getOffset());
+ FIN, SV, 0);
MemOps.push_back(Store);
// Store ptr to overflow_arg_area
FIN = DAG.getNode(ISD::ADD, getPointerTy(), FIN, DAG.getIntPtrConstant(4));
SDOperand OVFIN = DAG.getFrameIndex(VarArgsFrameIndex, getPointerTy());
- Store = DAG.getStore(Op.getOperand(0), OVFIN, FIN, SV->getValue(),
- SV->getOffset());
+ Store = DAG.getStore(Op.getOperand(0), OVFIN, FIN, SV, 0);
MemOps.push_back(Store);
// Store ptr to reg_save_area.
FIN = DAG.getNode(ISD::ADD, getPointerTy(), FIN, DAG.getIntPtrConstant(8));
SDOperand RSFIN = DAG.getFrameIndex(RegSaveFrameIndex, getPointerTy());
- Store = DAG.getStore(Op.getOperand(0), RSFIN, FIN, SV->getValue(),
- SV->getOffset());
+ Store = DAG.getStore(Op.getOperand(0), RSFIN, FIN, SV, 0);
MemOps.push_back(Store);
return DAG.getNode(ISD::TokenFactor, MVT::Other, &MemOps[0], MemOps.size());
}
@@ -4723,18 +4735,15 @@ SDOperand X86TargetLowering::LowerVACOPY(SDOperand Op, SelectionDAG &DAG) {
SDOperand Chain = Op.getOperand(0);
SDOperand DstPtr = Op.getOperand(1);
SDOperand SrcPtr = Op.getOperand(2);
- SrcValueSDNode *DstSV = cast<SrcValueSDNode>(Op.getOperand(3));
- SrcValueSDNode *SrcSV = cast<SrcValueSDNode>(Op.getOperand(4));
+ const Value *DstSV = cast<SrcValueSDNode>(Op.getOperand(3))->getValue();
+ const Value *SrcSV = cast<SrcValueSDNode>(Op.getOperand(4))->getValue();
- SrcPtr = DAG.getLoad(getPointerTy(), Chain, SrcPtr,
- SrcSV->getValue(), SrcSV->getOffset());
+ SrcPtr = DAG.getLoad(getPointerTy(), Chain, SrcPtr, SrcSV, 0);
Chain = SrcPtr.getValue(1);
for (unsigned i = 0; i < 3; ++i) {
- SDOperand Val = DAG.getLoad(MVT::i64, Chain, SrcPtr,
- SrcSV->getValue(), SrcSV->getOffset());
+ SDOperand Val = DAG.getLoad(MVT::i64, Chain, SrcPtr, SrcSV, 0);
Chain = Val.getValue(1);
- Chain = DAG.getStore(Chain, Val, DstPtr,
- DstSV->getValue(), DstSV->getOffset());
+ Chain = DAG.getStore(Chain, Val, DstPtr, DstSV, 0);
if (i == 2)
break;
SrcPtr = DAG.getNode(ISD::ADD, getPointerTy(), SrcPtr,
@@ -4914,7 +4923,7 @@ SDOperand X86TargetLowering::LowerTRAMPOLINE(SDOperand Op,
SDOperand FPtr = Op.getOperand(2); // nested function
SDOperand Nest = Op.getOperand(3); // 'nest' parameter value
- SrcValueSDNode *TrmpSV = cast<SrcValueSDNode>(Op.getOperand(4));
+ const Value *TrmpAddr = cast<SrcValueSDNode>(Op.getOperand(4))->getValue();
const X86InstrInfo *TII =
((X86TargetMachine&)getTargetMachine()).getInstrInfo();
@@ -4938,33 +4947,31 @@ SDOperand X86TargetLowering::LowerTRAMPOLINE(SDOperand Op,
unsigned OpCode = ((MOV64ri | N86R11) << 8) | REX_WB; // movabsq r11
SDOperand Addr = Trmp;
OutChains[0] = DAG.getStore(Root, DAG.getConstant(OpCode, MVT::i16), Addr,
- TrmpSV->getValue(), TrmpSV->getOffset());
+ TrmpAddr, 0);
Addr = DAG.getNode(ISD::ADD, MVT::i64, Trmp, DAG.getConstant(2, MVT::i64));
- OutChains[1] = DAG.getStore(Root, FPtr, Addr, TrmpSV->getValue(),
- TrmpSV->getOffset() + 2, false, 2);
+ OutChains[1] = DAG.getStore(Root, FPtr, Addr, TrmpAddr, 2, false, 2);
// Load the 'nest' parameter value into R10.
// R10 is specified in X86CallingConv.td
OpCode = ((MOV64ri | N86R10) << 8) | REX_WB; // movabsq r10
Addr = DAG.getNode(ISD::ADD, MVT::i64, Trmp, DAG.getConstant(10, MVT::i64));
OutChains[2] = DAG.getStore(Root, DAG.getConstant(OpCode, MVT::i16), Addr,
- TrmpSV->getValue(), TrmpSV->getOffset() + 10);
+ TrmpAddr, 10);
Addr = DAG.getNode(ISD::ADD, MVT::i64, Trmp, DAG.getConstant(12, MVT::i64));
- OutChains[3] = DAG.getStore(Root, Nest, Addr, TrmpSV->getValue(),
- TrmpSV->getOffset() + 12, false, 2);
+ OutChains[3] = DAG.getStore(Root, Nest, Addr, TrmpAddr, 12, false, 2);
// Jump to the nested function.
OpCode = (JMP64r << 8) | REX_WB; // jmpq *...
Addr = DAG.getNode(ISD::ADD, MVT::i64, Trmp, DAG.getConstant(20, MVT::i64));
OutChains[4] = DAG.getStore(Root, DAG.getConstant(OpCode, MVT::i16), Addr,
- TrmpSV->getValue(), TrmpSV->getOffset() + 20);
+ TrmpAddr, 20);
unsigned char ModRM = N86R11 | (4 << 3) | (3 << 6); // ...r11
Addr = DAG.getNode(ISD::ADD, MVT::i64, Trmp, DAG.getConstant(22, MVT::i64));
OutChains[5] = DAG.getStore(Root, DAG.getConstant(ModRM, MVT::i8), Addr,
- TrmpSV->getValue(), TrmpSV->getOffset() + 22);
+ TrmpAddr, 22);
SDOperand Ops[] =
{ Trmp, DAG.getNode(ISD::TokenFactor, MVT::Other, OutChains, 6) };
@@ -5022,20 +5029,18 @@ SDOperand X86TargetLowering::LowerTRAMPOLINE(SDOperand Op,
const unsigned char N86Reg =
((X86RegisterInfo*)RegInfo)->getX86RegNum(NestReg);
OutChains[0] = DAG.getStore(Root, DAG.getConstant(MOV32ri|N86Reg, MVT::i8),
- Trmp, TrmpSV->getValue(), TrmpSV->getOffset());
+ Trmp, TrmpAddr, 0);
Addr = DAG.getNode(ISD::ADD, MVT::i32, Trmp, DAG.getConstant(1, MVT::i32));
- OutChains[1] = DAG.getStore(Root, Nest, Addr, TrmpSV->getValue(),
- TrmpSV->getOffset() + 1, false, 1);
+ OutChains[1] = DAG.getStore(Root, Nest, Addr, TrmpAddr, 1, false, 1);
const unsigned char JMP = TII->getBaseOpcodeFor(X86::JMP);
Addr = DAG.getNode(ISD::ADD, MVT::i32, Trmp, DAG.getConstant(5, MVT::i32));
OutChains[2] = DAG.getStore(Root, DAG.getConstant(JMP, MVT::i8), Addr,
- TrmpSV->getValue() + 5, TrmpSV->getOffset());
+ TrmpAddr, 5, false, 1);
Addr = DAG.getNode(ISD::ADD, MVT::i32, Trmp, DAG.getConstant(6, MVT::i32));
- OutChains[3] = DAG.getStore(Root, Disp, Addr, TrmpSV->getValue(),
- TrmpSV->getOffset() + 6, false, 1);
+ OutChains[3] = DAG.getStore(Root, Disp, Addr, TrmpAddr, 6, false, 1);
SDOperand Ops[] =
{ Trmp, DAG.getNode(ISD::TokenFactor, MVT::Other, OutChains, 4) };
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-08-02 22:12:11 +0000