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Fix for PR1018 - Better support for X86-64 Linux in small code model.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32026 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2006-11-29 23:19:46 +00:00
parent 95e6effad2
commit d0ff02cf6f
3 changed files with 55 additions and 14 deletions
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24
lib/Target/X86/X86ISelLowering.cpp
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@@ -3829,11 +3829,11 @@ X86TargetLowering::LowerSCALAR_TO_VECTOR(SDOperand Op, SelectionDAG &DAG) {
SDOperand
X86TargetLowering::LowerConstantPool(SDOperand Op, SelectionDAG &DAG) {
ConstantPoolSDNode *CP = cast<ConstantPoolSDNode>(Op);
SDOperand Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(),
DAG.getTargetConstantPool(CP->getConstVal(),
getPointerTy(),
CP->getAlignment()));
SDOperand Result = DAG.getTargetConstantPool(CP->getConstVal(),
getPointerTy(),
CP->getAlignment());
if (Subtarget->isTargetDarwin()) {
Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(), Result);
// With PIC, the address is actually $g + Offset.
if (!Subtarget->is64Bit() &&
getTargetMachine().getRelocationModel() == Reloc::PIC_)
@@ -3847,10 +3847,9 @@ X86TargetLowering::LowerConstantPool(SDOperand Op, SelectionDAG &DAG) {
SDOperand
X86TargetLowering::LowerGlobalAddress(SDOperand Op, SelectionDAG &DAG) {
GlobalValue *GV = cast<GlobalAddressSDNode>(Op)->getGlobal();
SDOperand Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(),
DAG.getTargetGlobalAddress(GV,
getPointerTy()));
SDOperand Result = DAG.getTargetGlobalAddress(GV, getPointerTy());
if (Subtarget->isTargetDarwin()) {
Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(), Result);
// With PIC, the address is actually $g + Offset.
if (!Subtarget->is64Bit() &&
getTargetMachine().getRelocationModel() == Reloc::PIC_)
@@ -3866,6 +3865,7 @@ X86TargetLowering::LowerGlobalAddress(SDOperand Op, SelectionDAG &DAG) {
Subtarget->GVRequiresExtraLoad(GV, false))
Result = DAG.getLoad(getPointerTy(), DAG.getEntryNode(), Result, NULL, 0);
} else if (Subtarget->GVRequiresExtraLoad(GV, false)) {
Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(), Result);
Result = DAG.getLoad(getPointerTy(), DAG.getEntryNode(), Result, NULL, 0);
}
@@ -3875,10 +3875,9 @@ X86TargetLowering::LowerGlobalAddress(SDOperand Op, SelectionDAG &DAG) {
SDOperand
X86TargetLowering::LowerExternalSymbol(SDOperand Op, SelectionDAG &DAG) {
const char *Sym = cast<ExternalSymbolSDNode>(Op)->getSymbol();
SDOperand Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(),
DAG.getTargetExternalSymbol(Sym,
getPointerTy()));
SDOperand Result = DAG.getTargetExternalSymbol(Sym, getPointerTy());
if (Subtarget->isTargetDarwin()) {
Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(), Result);
// With PIC, the address is actually $g + Offset.
if (!Subtarget->is64Bit() &&
getTargetMachine().getRelocationModel() == Reloc::PIC_)
@@ -4244,10 +4243,9 @@ SDOperand X86TargetLowering::LowerBRCOND(SDOperand Op, SelectionDAG &DAG) {
SDOperand X86TargetLowering::LowerJumpTable(SDOperand Op, SelectionDAG &DAG) {
JumpTableSDNode *JT = cast<JumpTableSDNode>(Op);
SDOperand Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(),
DAG.getTargetJumpTable(JT->getIndex(),
getPointerTy()));
SDOperand Result = DAG.getTargetJumpTable(JT->getIndex(), getPointerTy());
if (Subtarget->isTargetDarwin()) {
Result = DAG.getNode(X86ISD::Wrapper, getPointerTy(), Result);
// With PIC, the address is actually $g + Offset.
if (!Subtarget->is64Bit() &&
getTargetMachine().getRelocationModel() == Reloc::PIC_)