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Attach AT_APPLE_optimized attribute to optimized function's debug info.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102743 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2010-04-30 19:38:23 +00:00
parent 891ff8fbd6
commit ccff812777
3 changed files with 26 additions and 11 deletions
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4
include/llvm/Analysis/DebugInfo.h
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@@ -392,6 +392,7 @@ namespace llvm {
return getFieldAs<DICompositeType>(13); return getFieldAs<DICompositeType>(13);
} }
unsigned isArtificial() const { return getUnsignedField(14); } unsigned isArtificial() const { return getUnsignedField(14); }
unsigned isOptimized() const;
StringRef getFilename() const { StringRef getFilename() const {
if (getVersion() == llvm::LLVMDebugVersion7) if (getVersion() == llvm::LLVMDebugVersion7)
@@ -642,7 +643,8 @@ namespace llvm {
unsigned VK = 0, unsigned VK = 0,
unsigned VIndex = 0, unsigned VIndex = 0,
DIType = DIType(), DIType = DIType(),
bool isArtificial = 0); bool isArtificial = 0,
bool isOptimized = false);
/// CreateSubprogramDefinition - Create new subprogram descriptor for the /// CreateSubprogramDefinition - Create new subprogram descriptor for the
/// given declaration. /// given declaration.

20
lib/Analysis/DebugInfo.cpp
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@@ -425,6 +425,13 @@ bool DISubprogram::describes(const Function *F) {
return false; return false;
} }
unsigned DISubprogram::isOptimized() const {
assert (DbgNode && "Invalid subprogram descriptor!");
if (DbgNode->getNumOperands() == 16)
return getUnsignedField(15);
return 0;
}
StringRef DIScope::getFilename() const { StringRef DIScope::getFilename() const {
if (!DbgNode) if (!DbgNode)
return StringRef(); return StringRef();
@@ -912,7 +919,8 @@ DISubprogram DIFactory::CreateSubprogram(DIDescriptor Context,
bool isDefinition, bool isDefinition,
unsigned VK, unsigned VIndex, unsigned VK, unsigned VIndex,
DIType ContainingType, DIType ContainingType,
bool isArtificial) { bool isArtificial,
bool isOptimized) {
Value *Elts[] = { Value *Elts[] = {
GetTagConstant(dwarf::DW_TAG_subprogram), GetTagConstant(dwarf::DW_TAG_subprogram),
@@ -929,9 +937,10 @@ DISubprogram DIFactory::CreateSubprogram(DIDescriptor Context,
ConstantInt::get(Type::getInt32Ty(VMContext), (unsigned)VK), ConstantInt::get(Type::getInt32Ty(VMContext), (unsigned)VK),
ConstantInt::get(Type::getInt32Ty(VMContext), VIndex), ConstantInt::get(Type::getInt32Ty(VMContext), VIndex),
ContainingType.getNode(), ContainingType.getNode(),
ConstantInt::get(Type::getInt1Ty(VMContext), isArtificial) ConstantInt::get(Type::getInt1Ty(VMContext), isArtificial),
ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized)
}; };
return DISubprogram(MDNode::get(VMContext, &Elts[0], 15)); return DISubprogram(MDNode::get(VMContext, &Elts[0], 16));
} }
/// CreateSubprogramDefinition - Create new subprogram descriptor for the /// CreateSubprogramDefinition - Create new subprogram descriptor for the
@@ -956,9 +965,10 @@ DISubprogram DIFactory::CreateSubprogramDefinition(DISubprogram &SPDeclaration)
DeclNode->getOperand(11), // Virtuality DeclNode->getOperand(11), // Virtuality
DeclNode->getOperand(12), // VIndex DeclNode->getOperand(12), // VIndex
DeclNode->getOperand(13), // Containting Type DeclNode->getOperand(13), // Containting Type
DeclNode->getOperand(14) // isArtificial DeclNode->getOperand(14), // isArtificial
DeclNode->getOperand(15) // isOptimized
}; };
return DISubprogram(MDNode::get(VMContext, &Elts[0], 15)); return DISubprogram(MDNode::get(VMContext, &Elts[0], 16));
} }
/// CreateGlobalVariable - Create a new descriptor for the specified global. /// CreateGlobalVariable - Create a new descriptor for the specified global.

13
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@@ -1328,12 +1328,18 @@ DIE *DwarfDebug::createSubprogramDIE(const DISubprogram &SP, bool MakeDecl) {
if (SP.isArtificial()) if (SP.isArtificial())
addUInt(SPDie, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1); addUInt(SPDie, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1);
// DW_TAG_inlined_subroutine may refer to this DIE. if (!SP.isLocalToUnit())
ModuleCU->insertDIE(SP.getNode(), SPDie); addUInt(SPDie, dwarf::DW_AT_external, dwarf::DW_FORM_flag, 1);
if (SP.isOptimized())
addUInt(SPDie, dwarf::DW_AT_APPLE_optimized, dwarf::DW_FORM_flag, 1);
if (!DisableFramePointerElim(*Asm->MF)) if (!DisableFramePointerElim(*Asm->MF))
addUInt(SPDie, dwarf::DW_AT_APPLE_omit_frame_ptr, dwarf::DW_FORM_flag, 1); addUInt(SPDie, dwarf::DW_AT_APPLE_omit_frame_ptr, dwarf::DW_FORM_flag, 1);
// DW_TAG_inlined_subroutine may refer to this DIE.
ModuleCU->insertDIE(SP.getNode(), SPDie);
return SPDie; return SPDie;
} }
@@ -1424,9 +1430,6 @@ DIE *DwarfDebug::updateSubprogramScopeDIE(MDNode *SPNode) {
MachineLocation Location(RI->getFrameRegister(*Asm->MF)); MachineLocation Location(RI->getFrameRegister(*Asm->MF));
addAddress(SPDie, dwarf::DW_AT_frame_base, Location); addAddress(SPDie, dwarf::DW_AT_frame_base, Location);
if (!DISubprogram(SPNode).isLocalToUnit())
addUInt(SPDie, dwarf::DW_AT_external, dwarf::DW_FORM_flag, 1);
return SPDie; return SPDie;
} }