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Revert r107202. It is not adding any value.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111870 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2010-08-24 00:06:12 +00:00
parent 1dfb4d31e0
commit af608bd4fe
2 changed files with 6 additions and 17 deletions
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20
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -388,7 +388,6 @@ DwarfDebug::DwarfDebug(AsmPrinter *A, Module *M)
DwarfFrameSectionSym = DwarfInfoSectionSym = DwarfAbbrevSectionSym = 0; DwarfFrameSectionSym = DwarfInfoSectionSym = DwarfAbbrevSectionSym = 0;
DwarfStrSectionSym = TextSectionSym = 0; DwarfStrSectionSym = TextSectionSym = 0;
DwarfDebugRangeSectionSym = DwarfDebugLocSectionSym = 0; DwarfDebugRangeSectionSym = DwarfDebugLocSectionSym = 0;
DwarfDebugLineSectionSym = CurrentLineSectionSym = 0;
FunctionBeginSym = FunctionEndSym = 0; FunctionBeginSym = FunctionEndSym = 0;
DIEIntegerOne = new (DIEValueAllocator) DIEInteger(1); DIEIntegerOne = new (DIEValueAllocator) DIEInteger(1);
{ {
@ -1808,9 +1807,8 @@ void DwarfDebug::constructCompileUnit(const MDNode *N) {
// simplifies debug range entries. // simplifies debug range entries.
addUInt(Die, dwarf::DW_AT_entry_pc, dwarf::DW_FORM_addr, 0); addUInt(Die, dwarf::DW_AT_entry_pc, dwarf::DW_FORM_addr, 0);
// DW_AT_stmt_list is a offset of line number information for this // DW_AT_stmt_list is a offset of line number information for this
// compile unit in debug_line section. This offset is calculated // compile unit in debug_line section.
// during endMoudle(). addUInt(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4, 0);
addLabel(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4, 0);
if (!Dir.empty()) if (!Dir.empty())
addString(Die, dwarf::DW_AT_comp_dir, dwarf::DW_FORM_string, Dir); addString(Die, dwarf::DW_AT_comp_dir, dwarf::DW_FORM_string, Dir);
@ -2137,15 +2135,15 @@ void DwarfDebug::endModule() {
// Compute DIE offsets and sizes. // Compute DIE offsets and sizes.
computeSizeAndOffsets(); computeSizeAndOffsets();
// Emit source line correspondence into a debug line section.
emitDebugLines();
// Emit all the DIEs into a debug info section // Emit all the DIEs into a debug info section
emitDebugInfo(); emitDebugInfo();
// Corresponding abbreviations into a abbrev section. // Corresponding abbreviations into a abbrev section.
emitAbbreviations(); emitAbbreviations();
// Emit source line correspondence into a debug line section.
emitDebugLines();
// Emit info into a debug pubnames section. // Emit info into a debug pubnames section.
emitDebugPubNames(); emitDebugPubNames();
@ -3064,7 +3062,6 @@ void DwarfDebug::EmitSectionLabels() {
if (const MCSection *MacroInfo = TLOF.getDwarfMacroInfoSection()) if (const MCSection *MacroInfo = TLOF.getDwarfMacroInfoSection())
EmitSectionSym(Asm, MacroInfo); EmitSectionSym(Asm, MacroInfo);
DwarfDebugLineSectionSym =
EmitSectionSym(Asm, TLOF.getDwarfLineSection(), "section_line"); EmitSectionSym(Asm, TLOF.getDwarfLineSection(), "section_line");
EmitSectionSym(Asm, TLOF.getDwarfLocSection()); EmitSectionSym(Asm, TLOF.getDwarfLocSection());
EmitSectionSym(Asm, TLOF.getDwarfPubNamesSection()); EmitSectionSym(Asm, TLOF.getDwarfPubNamesSection());
@ -3128,11 +3125,6 @@ void DwarfDebug::emitDIE(DIE *Die) {
4); 4);
break; break;
} }
case dwarf::DW_AT_stmt_list: {
Asm->EmitLabelDifference(CurrentLineSectionSym,
DwarfDebugLineSectionSym, 4);
break;
}
case dwarf::DW_AT_location: { case dwarf::DW_AT_location: {
if (UseDotDebugLocEntry.count(Die) != 0) { if (UseDotDebugLocEntry.count(Die) != 0) {
DIELabel *L = cast<DIELabel>(Values[i]); DIELabel *L = cast<DIELabel>(Values[i]);
@ -3278,8 +3270,6 @@ void DwarfDebug::emitDebugLines() {
Asm->getObjFileLowering().getDwarfLineSection()); Asm->getObjFileLowering().getDwarfLineSection());
// Construct the section header. // Construct the section header.
CurrentLineSectionSym = Asm->GetTempSymbol("section_line_begin");
Asm->OutStreamer.EmitLabel(CurrentLineSectionSym);
Asm->OutStreamer.AddComment("Length of Source Line Info"); Asm->OutStreamer.AddComment("Length of Source Line Info");
Asm->EmitLabelDifference(Asm->GetTempSymbol("line_end"), Asm->EmitLabelDifference(Asm->GetTempSymbol("line_end"),
Asm->GetTempSymbol("line_begin"), 4); Asm->GetTempSymbol("line_begin"), 4);

1
lib/CodeGen/AsmPrinter/DwarfDebug.h
View File

@ -261,7 +261,6 @@ class DwarfDebug {
MCSymbol *DwarfFrameSectionSym, *DwarfInfoSectionSym, *DwarfAbbrevSectionSym; MCSymbol *DwarfFrameSectionSym, *DwarfInfoSectionSym, *DwarfAbbrevSectionSym;
MCSymbol *DwarfStrSectionSym, *TextSectionSym, *DwarfDebugRangeSectionSym; MCSymbol *DwarfStrSectionSym, *TextSectionSym, *DwarfDebugRangeSectionSym;
MCSymbol *DwarfDebugLocSectionSym; MCSymbol *DwarfDebugLocSectionSym;
MCSymbol *DwarfDebugLineSectionSym, *CurrentLineSectionSym;
MCSymbol *FunctionBeginSym, *FunctionEndSym; MCSymbol *FunctionBeginSym, *FunctionEndSym;
DIEInteger *DIEIntegerOne; DIEInteger *DIEIntegerOne;