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DwarfCompileUnit: Add type safety by using DICompileUnit rather than raw MDNode* for the CU metadata node

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194893 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie 2013-11-15 23:52:02 +00:00
parent aedaa723c2
commit 942431fa71
4 changed files with 16 additions and 16 deletions
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10
lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
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@ -33,12 +33,12 @@
using namespace llvm;
/// CompileUnit - Compile unit constructor.
CompileUnit::CompileUnit(unsigned UID, DIE *D, const MDNode *N, AsmPrinter *A,
DwarfDebug *DW, DwarfUnits *DWU)
: UniqueID(UID), Node(N), CUDie(D), Asm(A), DD(DW), DU(DWU), IndexTyDie(0),
DebugInfoOffset(0) {
CompileUnit::CompileUnit(unsigned UID, DIE *D, DICompileUnit Node,
AsmPrinter *A, DwarfDebug *DW, DwarfUnits *DWU)
: UniqueID(UID), Node(Node), CUDie(D), Asm(A), DD(DW), DU(DWU),
IndexTyDie(0), DebugInfoOffset(0) {
DIEIntegerOne = new (DIEValueAllocator) DIEInteger(1);
insertDIE(DIDescriptor(N), D);
insertDIE(Node, D);
}
/// ~CompileUnit - Destructor for compile unit.

6
lib/CodeGen/AsmPrinter/DwarfCompileUnit.h
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@ -40,7 +40,7 @@ class CompileUnit {
unsigned UniqueID;
/// Node - MDNode for the compile unit.
const MDNode *Node;
DICompileUnit Node;
/// CUDie - Compile unit debug information entry.
///
@ -94,13 +94,13 @@ class CompileUnit {
DIEInteger *DIEIntegerOne;
public:
CompileUnit(unsigned UID, DIE *D, const MDNode *N, AsmPrinter *A,
CompileUnit(unsigned UID, DIE *D, DICompileUnit CU, AsmPrinter *A,
DwarfDebug *DW, DwarfUnits *DWU);
~CompileUnit();
// Accessors.
unsigned getUniqueID() const { return UniqueID; }
uint16_t getLanguage() const { return DICompileUnit(Node).getLanguage(); }
uint16_t getLanguage() const { return Node.getLanguage(); }
const MDNode *getNode() const { return Node; }
DIE *getCUDie() const { return CUDie.get(); }
const StringMap<DIE *> &getGlobalNames() const { return GlobalNames; }

14
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -718,14 +718,13 @@ unsigned DwarfDebug::getOrCreateSourceID(StringRef FileName,
// Create new CompileUnit for the given metadata node with tag
// DW_TAG_compile_unit.
CompileUnit *DwarfDebug::constructCompileUnit(const MDNode *N) {
DICompileUnit DIUnit(N);
CompileUnit *DwarfDebug::constructCompileUnit(DICompileUnit DIUnit) {
StringRef FN = DIUnit.getFilename();
CompilationDir = DIUnit.getDirectory();
DIE *Die = new DIE(dwarf::DW_TAG_compile_unit);
CompileUnit *NewCU =
new CompileUnit(GlobalCUIndexCount++, Die, N, Asm, this, &InfoHolder);
CompileUnit *NewCU = new CompileUnit(GlobalCUIndexCount++, Die, DIUnit, Asm,
this, &InfoHolder);
FileIDCUMap[NewCU->getUniqueID()] = 0;
// Call this to emit a .file directive if it wasn't emitted for the source
@ -818,7 +817,7 @@ CompileUnit *DwarfDebug::constructCompileUnit(const MDNode *N) {
InfoHolder.addUnit(NewCU);
CUMap.insert(std::make_pair(N, NewCU));
CUMap.insert(std::make_pair(DIUnit, NewCU));
CUDieMap.insert(std::make_pair(Die, NewCU));
return NewCU;
}
@ -2951,8 +2950,9 @@ void DwarfDebug::emitDebugMacInfo() {
CompileUnit *DwarfDebug::constructSkeletonCU(const CompileUnit *CU) {
DIE *Die = new DIE(dwarf::DW_TAG_compile_unit);
CompileUnit *NewCU = new CompileUnit(CU->getUniqueID(), Die, CU->getNode(),
Asm, this, &SkeletonHolder);
CompileUnit *NewCU =
new CompileUnit(CU->getUniqueID(), Die, DICompileUnit(CU->getNode()), Asm,
this, &SkeletonHolder);
NewCU->addLocalString(Die, dwarf::DW_AT_GNU_dwo_name,
DICompileUnit(CU->getNode()).getSplitDebugFilename());

2
lib/CodeGen/AsmPrinter/DwarfDebug.h
View File

@ -604,7 +604,7 @@ private:
/// \brief Create new CompileUnit for the given metadata node with tag
/// DW_TAG_compile_unit.
CompileUnit *constructCompileUnit(const MDNode *N);
CompileUnit *constructCompileUnit(DICompileUnit DIUnit);
/// \brief Construct subprogram DIE.
void constructSubprogramDIE(CompileUnit *TheCU, const MDNode *N);