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Code Issues Projects Releases Wiki Activity

1. Revise vector debug support.

Browse Source 
2. Update docs for vector debug support and new version control.

3. Simplify serialization of DebugDescInfo subclasses.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28816 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
2006-06-16 13:14:03 +00:00
parent 21abac2757
commit 7089f45987
5 changed files with 132 additions and 124 deletions
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43
lib/CodeGen/MachineDebugInfo.cpp
View File

@ -459,7 +459,8 @@ public:
/// GlobalVariable. Return DIIValid if operand is not an unsigned int.
unsigned DebugInfoDesc::TagFromGlobal(GlobalVariable *GV) {
ConstantUInt *C = getUIntOperand(GV, 0);
return C ? ((unsigned)C->getValue() & tag_mask) : (unsigned)DW_TAG_invalid;
return C ? ((unsigned)C->getValue() & ~LLVMDebugVersionMask) :
(unsigned)DW_TAG_invalid;
}
/// VersionFromGlobal - Returns the version number from a debug info
@ -467,7 +468,7 @@ unsigned DebugInfoDesc::TagFromGlobal(GlobalVariable *GV) {
/// int.
unsigned DebugInfoDesc::VersionFromGlobal(GlobalVariable *GV) {
ConstantUInt *C = getUIntOperand(GV, 0);
return C ? ((unsigned)C->getValue() >> version_shift) :
return C ? ((unsigned)C->getValue() & LLVMDebugVersionMask) :
(unsigned)DW_TAG_invalid;
}
@ -491,7 +492,8 @@ DebugInfoDesc *DebugInfoDesc::DescFactory(unsigned Tag) {
case DW_TAG_array_type:
case DW_TAG_structure_type:
case DW_TAG_union_type:
case DW_TAG_enumeration_type: return new CompositeTypeDesc(Tag);
case DW_TAG_enumeration_type:
case DW_TAG_vector_type: return new CompositeTypeDesc(Tag);
case DW_TAG_subrange_type: return new SubrangeDesc();
case DW_TAG_enumerator: return new EnumeratorDesc();
case DW_TAG_return_variable:
@ -590,9 +592,7 @@ AnchoredDesc::AnchoredDesc(unsigned T)
void AnchoredDesc::ApplyToFields(DIVisitor *Visitor) {
DebugInfoDesc::ApplyToFields(Visitor);
DebugInfoDesc *Tmp = Anchor;
Visitor->Apply(Tmp);
Anchor = (AnchorDesc*)Tmp;
Visitor->Apply(Anchor);
}
//===----------------------------------------------------------------------===//
@ -673,9 +673,7 @@ void TypeDesc::ApplyToFields(DIVisitor *Visitor) {
Visitor->Apply(Context);
Visitor->Apply(Name);
DebugInfoDesc* Tmp = File;
Visitor->Apply(Tmp);
File = (CompileUnitDesc*)Tmp;
Visitor->Apply(File);
Visitor->Apply(Line);
Visitor->Apply(Size);
Visitor->Apply(Align);
@ -782,9 +780,7 @@ bool DerivedTypeDesc::classof(const DebugInfoDesc *D) {
void DerivedTypeDesc::ApplyToFields(DIVisitor *Visitor) {
TypeDesc::ApplyToFields(Visitor);
DebugInfoDesc* Tmp = FromType;
Visitor->Apply(Tmp);
FromType = (TypeDesc*)Tmp;
Visitor->Apply(FromType);
}
/// getDescString - Return a string used to compose global names and labels.
@ -817,7 +813,6 @@ void DerivedTypeDesc::dump() {
CompositeTypeDesc::CompositeTypeDesc(unsigned T)
: DerivedTypeDesc(T)
, IsVector(false)
, Elements()
{}
@ -829,6 +824,7 @@ bool CompositeTypeDesc::classof(const DebugInfoDesc *D) {
case DW_TAG_structure_type:
case DW_TAG_union_type:
case DW_TAG_enumeration_type:
case DW_TAG_vector_type:
return true;
default: break;
}
@ -838,9 +834,8 @@ bool CompositeTypeDesc::classof(const DebugInfoDesc *D) {
/// ApplyToFields - Target the visitor to the fields of the CompositeTypeDesc.
///
void CompositeTypeDesc::ApplyToFields(DIVisitor *Visitor) {
DerivedTypeDesc::ApplyToFields(Visitor);
Visitor->Apply(IsVector);
DerivedTypeDesc::ApplyToFields(Visitor);
Visitor->Apply(Elements);
}
@ -990,13 +985,9 @@ void VariableDesc::ApplyToFields(DIVisitor *Visitor) {
Visitor->Apply(Context);
Visitor->Apply(Name);
DebugInfoDesc* Tmp1 = File;
Visitor->Apply(Tmp1);
File = (CompileUnitDesc*)Tmp1;
Visitor->Apply(File);
Visitor->Apply(Line);
DebugInfoDesc* Tmp2 = TyDesc;
Visitor->Apply(Tmp2);
TyDesc = (TypeDesc*)Tmp2;
Visitor->Apply(TyDesc);
}
/// getDescString - Return a string used to compose global names and labels.
@ -1044,13 +1035,9 @@ void GlobalDesc::ApplyToFields(DIVisitor *Visitor) {
Visitor->Apply(Context);
Visitor->Apply(Name);
DebugInfoDesc* Tmp1 = File;
Visitor->Apply(Tmp1);
File = (CompileUnitDesc*)Tmp1;
Visitor->Apply(File);
Visitor->Apply(Line);
DebugInfoDesc* Tmp2 = TyDesc;
Visitor->Apply(Tmp2);
TyDesc = (TypeDesc*)Tmp2;
Visitor->Apply(TyDesc);
Visitor->Apply(IsStatic);
Visitor->Apply(IsDefinition);
}