6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-11-01 15:17:25 +00:00
Code Issues Projects Releases Wiki Activity

"Attach debug info with llvm instructions" mode was enabled a month ago. Now make it permanent and remove old way of inserting intrinsics to encode debug info for line number and scopes.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@87014 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2009-11-12 19:02:56 +00:00
parent 777bdad579
commit 70d75ca310
10 changed files with 16 additions and 456 deletions
Download Patch File Download Diff File Expand all files Collapse all files

86
lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
View File

@@ -335,25 +335,6 @@ void FunctionLoweringInfo::set(Function &fn, MachineFunction &mf,
DebugLoc DL;
for (BasicBlock::iterator
I = BB->begin(), E = BB->end(); I != E; ++I) {
if (CallInst *CI = dyn_cast<CallInst>(I)) {
if (Function *F = CI->getCalledFunction()) {
switch (F->getIntrinsicID()) {
default: break;
case Intrinsic::dbg_stoppoint: {
DbgStopPointInst *SPI = cast<DbgStopPointInst>(I);
if (isValidDebugInfoIntrinsic(*SPI, CodeGenOpt::Default))
DL = ExtractDebugLocation(*SPI, MF->getDebugLocInfo());
break;
}
case Intrinsic::dbg_func_start: {
DbgFuncStartInst *FSI = cast<DbgFuncStartInst>(I);
if (isValidDebugInfoIntrinsic(*FSI, CodeGenOpt::Default))
DL = ExtractDebugLocation(*FSI, MF->getDebugLocInfo());
break;
}
}
}
}
PN = dyn_cast<PHINode>(I);
if (!PN || PN->use_empty()) continue;
@@ -3930,64 +3911,12 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
I.getOperand(1), 0, I.getOperand(2), 0));
return 0;
}
case Intrinsic::dbg_stoppoint: {
DbgStopPointInst &SPI = cast<DbgStopPointInst>(I);
if (isValidDebugInfoIntrinsic(SPI, CodeGenOpt::Default)) {
MachineFunction &MF = DAG.getMachineFunction();
DebugLoc Loc = ExtractDebugLocation(SPI, MF.getDebugLocInfo());
setCurDebugLoc(Loc);
if (OptLevel == CodeGenOpt::None)
DAG.setRoot(DAG.getDbgStopPoint(Loc, getRoot(),
SPI.getLine(),
SPI.getColumn(),
SPI.getContext()));
}
case Intrinsic::dbg_stoppoint:
case Intrinsic::dbg_region_start:
case Intrinsic::dbg_region_end:
case Intrinsic::dbg_func_start:
// FIXME - Remove this instructions once the dust settles.
return 0;
}
case Intrinsic::dbg_region_start: {
DwarfWriter *DW = DAG.getDwarfWriter();
DbgRegionStartInst &RSI = cast<DbgRegionStartInst>(I);
if (isValidDebugInfoIntrinsic(RSI, OptLevel) && DW
&& DW->ShouldEmitDwarfDebug()) {
unsigned LabelID =
DW->RecordRegionStart(RSI.getContext());
DAG.setRoot(DAG.getLabel(ISD::DBG_LABEL, getCurDebugLoc(),
getRoot(), LabelID));
}
return 0;
}
case Intrinsic::dbg_region_end: {
DwarfWriter *DW = DAG.getDwarfWriter();
DbgRegionEndInst &REI = cast<DbgRegionEndInst>(I);
if (!isValidDebugInfoIntrinsic(REI, OptLevel) || !DW
|| !DW->ShouldEmitDwarfDebug())
return 0;
DISubprogram Subprogram(REI.getContext());
unsigned LabelID =
DW->RecordRegionEnd(REI.getContext());
DAG.setRoot(DAG.getLabel(ISD::DBG_LABEL, getCurDebugLoc(),
getRoot(), LabelID));
return 0;
}
case Intrinsic::dbg_func_start: {
DwarfWriter *DW = DAG.getDwarfWriter();
DbgFuncStartInst &FSI = cast<DbgFuncStartInst>(I);
if (!isValidDebugInfoIntrinsic(FSI, CodeGenOpt::None))
return 0;
MachineFunction &MF = DAG.getMachineFunction();
MF.setDefaultDebugLoc(ExtractDebugLocation(FSI, MF.getDebugLocInfo()));
if (!DW || !DW->ShouldEmitDwarfDebug())
return 0;
// llvm.dbg.func_start also defines beginning of function scope.
DW->RecordRegionStart(FSI.getSubprogram());
return 0;
}
case Intrinsic::dbg_declare: {
if (OptLevel != CodeGenOpt::None)
// FIXME: Variable debug info is not supported here.
@@ -4012,7 +3941,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
if (SI == FuncInfo.StaticAllocaMap.end())
return 0; // VLAs.
int FI = SI->second;
#ifdef ATTACH_DEBUG_INFO_TO_AN_INSN
MachineModuleInfo *MMI = DAG.getMachineModuleInfo();
if (MMI) {
MetadataContext &TheMetadata =
@@ -4021,9 +3950,6 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
MDNode *Dbg = TheMetadata.getMD(MDDbgKind, &DI);
MMI->setVariableDbgInfo(Variable, FI, Dbg);
}
#else
DW->RecordVariable(Variable, FI);
#endif
return 0;
}
case Intrinsic::eh_exception: {