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Update DebugInfo interface to use metadata, instead of special named llvm.dbg.... global variables, to encode debugging information in llvm IR. This is mostly a mechanical change that tests metadata support very well.

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This change speeds up llvm-gcc by more then 6% at "-O0 -g" (measured by compiling InstructionCombining.cpp!)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79977 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2009-08-25 05:24:07 +00:00
parent 4bda11fbda
commit 2a610c7387
47 changed files with 966 additions and 1933 deletions
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15
lib/CodeGen/AsmPrinter/DwarfWriter.cpp
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@ -80,13 +80,13 @@ unsigned DwarfWriter::RecordSourceLine(unsigned Line, unsigned Col,
}
/// RecordRegionStart - Indicate the start of a region.
unsigned DwarfWriter::RecordRegionStart(GlobalVariable *V) {
return DD->RecordRegionStart(V);
unsigned DwarfWriter::RecordRegionStart(MDNode *N) {
return DD->RecordRegionStart(N);
}
/// RecordRegionEnd - Indicate the end of a region.
unsigned DwarfWriter::RecordRegionEnd(GlobalVariable *V) {
return DD->RecordRegionEnd(V);
unsigned DwarfWriter::RecordRegionEnd(MDNode *N) {
return DD->RecordRegionEnd(N);
}
/// getRecordSourceLineCount - Count source lines.
@ -96,8 +96,8 @@ unsigned DwarfWriter::getRecordSourceLineCount() {
/// RecordVariable - Indicate the declaration of a local variable.
///
void DwarfWriter::RecordVariable(GlobalVariable *GV, unsigned FrameIndex) {
DD->RecordVariable(GV, FrameIndex);
void DwarfWriter::RecordVariable(MDNode *N, unsigned FrameIndex) {
DD->RecordVariable(N, FrameIndex);
}
/// ShouldEmitDwarfDebug - Returns true if Dwarf debugging declarations should
@ -106,8 +106,7 @@ bool DwarfWriter::ShouldEmitDwarfDebug() const {
return DD && DD->ShouldEmitDwarfDebug();
}
//// RecordInlinedFnStart - Global variable GV is inlined at the location marked
//// by LabelID label.
//// RecordInlinedFnStart
unsigned DwarfWriter::RecordInlinedFnStart(DISubprogram SP, DICompileUnit CU,
unsigned Line, unsigned Col) {
return DD->RecordInlinedFnStart(SP, CU, Line, Col);