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Fix the assembly and dissassembly of DW_FORM_sec_offset. Found this by

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changing both the string of the dwo_name to be correct and the type of
the statement list.

Testcases all around.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172699 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher
2013-01-17 03:00:04 +00:00
parent d96c72a14c
commit 446b88fb81
5 changed files with 24 additions and 26 deletions
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lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+6 -4
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@@ -2433,14 +2433,16 @@ void DwarfDebug::emitDebugInlineInfo() {
// DW_AT_low_pc and DW_AT_high_pc are not used, and vice versa.
CompileUnit *DwarfDebug::constructSkeletonCU(const MDNode *N) {
DICompileUnit DIUnit(N);
StringRef FN = DIUnit.getFilename();
CompilationDir = DIUnit.getDirectory();
DIE *Die = new DIE(dwarf::DW_TAG_compile_unit);
CompileUnit *NewCU = new CompileUnit(GlobalCUIndexCount++,
DIUnit.getLanguage(), Die, Asm,
this, &SkeletonHolder);
// FIXME: This should be the .dwo file.
SmallString<16> T(DIUnit.getFilename());
sys::path::replace_extension(T, ".dwo");
StringRef FN = sys::path::filename(T);
NewCU->addLocalString(Die, dwarf::DW_AT_GNU_dwo_name, FN);
// FIXME: We also need DW_AT_dwo_id.
@@ -2456,10 +2458,10 @@ CompileUnit *DwarfDebug::constructSkeletonCU(const MDNode *N) {
// DW_AT_stmt_list is a offset of line number information for this
// compile unit in debug_line section.
if (Asm->MAI->doesDwarfUseRelocationsAcrossSections())
NewCU->addLabel(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4,
NewCU->addLabel(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_sec_offset,
Asm->GetTempSymbol("section_line"));
else
NewCU->addUInt(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_data4, 0);
NewCU->addUInt(Die, dwarf::DW_AT_stmt_list, dwarf::DW_FORM_sec_offset, 0);
if (!CompilationDir.empty())
NewCU->addLocalString(Die, dwarf::DW_AT_comp_dir, CompilationDir);