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fix a variety of issues were we'd start DebugTimer but

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not stop it by using RAII.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99832 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-03-29 20:38:20 +00:00
parent 9bb110f78e
commit a909d66351
1 changed files with 11 additions and 40 deletions
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51
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -1777,12 +1777,11 @@ void DwarfDebug::constructSubprogramDIE(MDNode *N) {
void DwarfDebug::beginModule(Module *M, MachineModuleInfo *mmi) {
this->M = M;
if (TimePassesIsEnabled)
DebugTimer->startTimer();
if (!MAI->doesSupportDebugInformation())
return;
TimeRegion Timer(DebugTimer);
DebugInfoFinder DbgFinder;
DbgFinder.processModule(*M);
@ -1830,9 +1829,6 @@ void DwarfDebug::beginModule(Module *M, MachineModuleInfo *mmi) {
// Emit initial sections
emitInitial();
if (TimePassesIsEnabled)
DebugTimer->stopTimer();
}
/// endModule - Emit all Dwarf sections that should come after the content.
@ -1841,8 +1837,7 @@ void DwarfDebug::endModule() {
if (!ModuleCU)
return;
if (TimePassesIsEnabled)
DebugTimer->startTimer();
TimeRegion Timer(DebugTimer);
// Attach DW_AT_inline attribute with inlined subprogram DIEs.
for (SmallPtrSet<DIE *, 4>::iterator AI = InlinedSubprogramDIEs.begin(),
@ -1926,9 +1921,6 @@ void DwarfDebug::endModule() {
delete ModuleCU;
ModuleCU = NULL; // Reset for the next Module, if any.
if (TimePassesIsEnabled)
DebugTimer->stopTimer();
}
/// findAbstractVariable - Find abstract variable, if any, associated with Var.
@ -2229,12 +2221,10 @@ void DwarfDebug::beginFunction(const MachineFunction *MF) {
this->MF = MF;
if (!ShouldEmitDwarfDebug()) return;
if (TimePassesIsEnabled)
DebugTimer->startTimer();
if (!extractScopeInformation())
return;
TimeRegion Timer(DebugTimer);
collectVariableInfo();
@ -2258,20 +2248,15 @@ void DwarfDebug::beginFunction(const MachineFunction *MF) {
recordSourceLine(Line, Col, DLT.getScope().getNode());
}
if (TimePassesIsEnabled)
DebugTimer->stopTimer();
}
/// endFunction - Gather and emit post-function debug information.
///
void DwarfDebug::endFunction(const MachineFunction *MF) {
if (!ShouldEmitDwarfDebug()) return;
if (TimePassesIsEnabled)
DebugTimer->startTimer();
if (DbgScopeMap.empty())
return;
if (DbgScopeMap.empty()) return;
TimeRegion Timer(DebugTimer);
if (CurrentFnDbgScope) {
// Define end label for subprogram.
@ -2309,9 +2294,6 @@ void DwarfDebug::endFunction(const MachineFunction *MF) {
AbstractScopesList.clear();
AbstractVariables.clear();
Lines.clear();
if (TimePassesIsEnabled)
DebugTimer->stopTimer();
}
/// recordSourceLine - Register a source line with debug info. Returns the
@ -2321,8 +2303,7 @@ MCSymbol *DwarfDebug::recordSourceLine(unsigned Line, unsigned Col, MDNode *S) {
if (!MMI)
return 0;
if (TimePassesIsEnabled)
DebugTimer->startTimer();
TimeRegion Timer(DebugTimer);
StringRef Dir;
StringRef Fn;
@ -2347,9 +2328,6 @@ MCSymbol *DwarfDebug::recordSourceLine(unsigned Line, unsigned Col, MDNode *S) {
MCSymbol *Label = MMI->getContext().CreateTempSymbol();
Lines.push_back(SrcLineInfo(Line, Col, Src, Label));
if (TimePassesIsEnabled)
DebugTimer->stopTimer();
Asm->OutStreamer.EmitLabel(Label);
return Label;
}
@ -2361,15 +2339,8 @@ MCSymbol *DwarfDebug::recordSourceLine(unsigned Line, unsigned Col, MDNode *S) {
/// well.
unsigned DwarfDebug::getOrCreateSourceID(const std::string &DirName,
const std::string &FileName) {
if (TimePassesIsEnabled)
DebugTimer->startTimer();
unsigned SrcId = GetOrCreateSourceID(DirName.c_str(), FileName.c_str());
if (TimePassesIsEnabled)
DebugTimer->stopTimer();
return SrcId;
TimeRegion Timer(DebugTimer);
return GetOrCreateSourceID(DirName.c_str(), FileName.c_str());
}
//===----------------------------------------------------------------------===//