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Continue to hoist uses of getCompileUnit() up. The goal is to get rid of uses of getCompileUnit().

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137683 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2011-08-15 23:36:40 +00:00
parent e17a14e2de
commit 3655a21b15
2 changed files with 24 additions and 21 deletions
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41
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -539,28 +539,22 @@ CompileUnit *DwarfDebug::getCompileUnit(const MDNode *N) const {
} }
/// constructGlobalVariableDIE - Construct global variable DIE. /// constructGlobalVariableDIE - Construct global variable DIE.
void DwarfDebug::constructGlobalVariableDIE(const MDNode *N) { void DwarfDebug::constructGlobalVariableDIE(CompileUnit *TheCU,
const MDNode *N) {
DIGlobalVariable GV(N); DIGlobalVariable GV(N);
// If debug information is malformed then ignore it. // If debug information is malformed then ignore it.
if (GV.Verify() == false) if (GV.Verify() == false)
return; return;
// Check for pre-existence.
CompileUnit *TheCU = getCompileUnit(N);
TheCU->createGlobalVariableDIE(N); TheCU->createGlobalVariableDIE(N);
return; return;
} }
/// construct SubprogramDIE - Construct subprogram DIE. /// construct SubprogramDIE - Construct subprogram DIE.
void DwarfDebug::constructSubprogramDIE(const MDNode *N) { void DwarfDebug::constructSubprogramDIE(CompileUnit *TheCU,
const MDNode *N) {
DISubprogram SP(N); DISubprogram SP(N);
// Check for pre-existence.
CompileUnit *TheCU = getCompileUnit(N);
if (TheCU->getDIE(N))
return;
if (!SP.isDefinition()) if (!SP.isDefinition())
// This is a method declaration which will be handled while constructing // This is a method declaration which will be handled while constructing
// class type. // class type.
@ -603,12 +597,16 @@ void DwarfDebug::beginModule(Module *M) {
constructCompileUnit(CU_Nodes->getOperand(i)); constructCompileUnit(CU_Nodes->getOperand(i));
if (GV_Nodes) if (GV_Nodes)
for (unsigned i = 0, e = GV_Nodes->getNumOperands(); i != e; ++i) for (unsigned i = 0, e = GV_Nodes->getNumOperands(); i != e; ++i) {
constructGlobalVariableDIE(GV_Nodes->getOperand(i)); const MDNode *N = GV_Nodes->getOperand(i);
constructGlobalVariableDIE(getCompileUnit(N), N);
}
if (SP_Nodes) if (SP_Nodes)
for (unsigned i = 0, e = SP_Nodes->getNumOperands(); i != e; ++i) for (unsigned i = 0, e = SP_Nodes->getNumOperands(); i != e; ++i) {
constructSubprogramDIE(SP_Nodes->getOperand(i)); const MDNode *N = SP_Nodes->getOperand(i);
constructSubprogramDIE(getCompileUnit(N), N);
}
} else { } else {
@ -634,13 +632,18 @@ void DwarfDebug::beginModule(Module *M) {
// Create DIEs for each global variable. // Create DIEs for each global variable.
for (DebugInfoFinder::iterator I = DbgFinder.global_variable_begin(), for (DebugInfoFinder::iterator I = DbgFinder.global_variable_begin(),
E = DbgFinder.global_variable_end(); I != E; ++I) E = DbgFinder.global_variable_end(); I != E; ++I) {
constructGlobalVariableDIE(*I); const MDNode *N = *I;
if (DIGlobalVariable(N).getVersion() <= LLVMDebugVersion9)
constructGlobalVariableDIE(getCompileUnit(N), N);
}
// Create DIEs for each subprogram. // Create DIEs for each subprogram.
for (DebugInfoFinder::iterator I = DbgFinder.subprogram_begin(), for (DebugInfoFinder::iterator I = DbgFinder.subprogram_begin(),
E = DbgFinder.subprogram_end(); I != E; ++I) E = DbgFinder.subprogram_end(); I != E; ++I) {
constructSubprogramDIE(*I); const MDNode *N = *I;
constructSubprogramDIE(getCompileUnit(N), N);
}
} }
// Tell MMI that we have debug info. // Tell MMI that we have debug info.
@ -698,8 +701,8 @@ void DwarfDebug::endModule() {
} }
// Construct subprogram DIE and add variables DIEs. // Construct subprogram DIE and add variables DIEs.
constructSubprogramDIE(SP);
CompileUnit *SPCU = getCompileUnit(SP); CompileUnit *SPCU = getCompileUnit(SP);
constructSubprogramDIE(SPCU, SP);
DIE *ScopeDIE = SPCU->getDIE(SP); DIE *ScopeDIE = SPCU->getDIE(SP);
for (unsigned i = 0, N = Variables.size(); i < N; ++i) { for (unsigned i = 0, N = Variables.size(); i < N; ++i) {
if (DIE *VariableDIE = if (DIE *VariableDIE =

4
lib/CodeGen/AsmPrinter/DwarfDebug.h
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@ -416,10 +416,10 @@ private:
CompileUnit *getCompileUnit(const MDNode *N) const; CompileUnit *getCompileUnit(const MDNode *N) const;
/// constructGlobalVariableDIE - Construct global variable DIE. /// constructGlobalVariableDIE - Construct global variable DIE.
void constructGlobalVariableDIE(const MDNode *N); void constructGlobalVariableDIE(CompileUnit *TheCU, const MDNode *N);
/// construct SubprogramDIE - Construct subprogram DIE. /// construct SubprogramDIE - Construct subprogram DIE.
void constructSubprogramDIE(const MDNode *N); void constructSubprogramDIE(CompileUnit *TheCU, const MDNode *N);
/// recordSourceLine - Register a source line with debug info. Returns the /// recordSourceLine - Register a source line with debug info. Returns the
/// unique label that was emitted and which provides correspondence to /// unique label that was emitted and which provides correspondence to