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Fix jump tables to match gcc (and the ABI and whatnot)

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30594 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Lenharth
2006-09-24 19:46:56 +00:00
parent beec30eaf3
commit 0607a2f554
3 changed files with 7 additions and 0 deletions
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4
lib/Target/Alpha/AlphaISelLowering.cpp
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@@ -129,6 +129,8 @@ AlphaTargetLowering::AlphaTargetLowering(TargetMachine &TM) : TargetLowering(TM)
setOperationAction(ISD::RET, MVT::Other, Custom); setOperationAction(ISD::RET, MVT::Other, Custom);
setOperationAction(ISD::JumpTable, MVT::i64, Custom); setOperationAction(ISD::JumpTable, MVT::i64, Custom);
setOperationAction(ISD::JumpTable, MVT::i32, Custom);
setOperationAction(ISD::JumpTableRelocBase, MVT::i64, Custom);
setStackPointerRegisterToSaveRestore(Alpha::R30); setStackPointerRegisterToSaveRestore(Alpha::R30);
@@ -412,6 +414,8 @@ SDOperand AlphaTargetLowering::LowerOperation(SDOperand Op, SelectionDAG &DAG) {
GP, RA); GP, RA);
case ISD::RET: return LowerRET(Op,DAG, getVRegRA()); case ISD::RET: return LowerRET(Op,DAG, getVRegRA());
case ISD::JumpTable: return LowerJumpTable(Op, DAG); case ISD::JumpTable: return LowerJumpTable(Op, DAG);
case ISD::JumpTableRelocBase:
return DAG.getNode(AlphaISD::GlobalBaseReg, MVT::i64);
case ISD::SINT_TO_FP: { case ISD::SINT_TO_FP: {
assert(MVT::i64 == Op.getOperand(0).getValueType() && assert(MVT::i64 == Op.getOperand(0).getValueType() &&

2
lib/Target/Alpha/AlphaTargetAsmInfo.cpp
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@@ -18,4 +18,6 @@ using namespace llvm;
AlphaTargetAsmInfo::AlphaTargetAsmInfo(const AlphaTargetMachine &TM) { AlphaTargetAsmInfo::AlphaTargetAsmInfo(const AlphaTargetMachine &TM) {
AlignmentIsInBytes = false; AlignmentIsInBytes = false;
PrivateGlobalPrefix = "$"; PrivateGlobalPrefix = "$";
JumpTableDirective = ".gprel32";
JumpTableTextSection = "\t.section .rodata\n";
} }

1
lib/Target/Alpha/AlphaTargetMachine.cpp
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@@ -59,6 +59,7 @@ AlphaTargetMachine::AlphaTargetMachine(const Module &M, const std::string &FS)
FrameInfo(TargetFrameInfo::StackGrowsDown, 16, 0), FrameInfo(TargetFrameInfo::StackGrowsDown, 16, 0),
JITInfo(*this), JITInfo(*this),
Subtarget(M, FS) { Subtarget(M, FS) {
setRelocationModel(Reloc::PIC_);
} }