Add source debug information to the Sparc code generator.

llvm-svn: 81215
This commit is contained in:
Richard Pennington 2009-09-08 12:47:30 +00:00
parent 51ae4a23da
commit bd1fc36002
3 changed files with 11 additions and 6 deletions

View File

@ -104,6 +104,8 @@ bool SparcAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
O << "\t.type\t" << CurrentFnName << ", #function\n";
O << CurrentFnName << ":\n";
// Emit pre-function debug information.
DW->BeginFunction(&MF);
// Number each basic block so that we can consistently refer to them
// in PC-relative references.
@ -130,6 +132,9 @@ bool SparcAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
}
}
// Emit post-function debug information.
DW->EndFunction(&MF);
// We didn't modify anything.
return false;
}

View File

@ -22,6 +22,9 @@ SparcELFMCAsmInfo::SparcELFMCAsmInfo(const Target &T, const StringRef &TT) {
ZeroDirective = "\t.skip\t";
CommentString = "!";
COMMDirectiveTakesAlignment = true;
HasLEB128 = true;
AbsoluteDebugSectionOffsets = true;
SupportsDebugInformation = true;
SunStyleELFSectionSwitchSyntax = true;
UsesELFSectionDirectiveForBSS = true;

View File

@ -169,13 +169,11 @@ void SparcRegisterInfo::emitEpilogue(MachineFunction &MF,
}
unsigned SparcRegisterInfo::getRARegister() const {
llvm_unreachable("What is the return address register");
return 0;
return SP::I7;
}
unsigned SparcRegisterInfo::getFrameRegister(MachineFunction &MF) const {
llvm_unreachable("What is the frame register");
return SP::G1;
return SP::I6;
}
unsigned SparcRegisterInfo::getEHExceptionRegister() const {
@ -189,8 +187,7 @@ unsigned SparcRegisterInfo::getEHHandlerRegister() const {
}
int SparcRegisterInfo::getDwarfRegNum(unsigned RegNum, bool isEH) const {
llvm_unreachable("What is the dwarf register number");
return -1;
return SparcGenRegisterInfo::getDwarfRegNumFull(RegNum, 0);
}
#include "SparcGenRegisterInfo.inc"