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Use DW_AT_low_pc for a single entry point into a routine.

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Fixes PR10105

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153524 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2012-03-27 18:35:54 +00:00
parent d23a64cc16
commit 7f316597cf
1 changed files with 3 additions and 3 deletions
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6
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -555,9 +555,9 @@ CompileUnit *DwarfDebug::constructCompileUnit(const MDNode *N) {
NewCU->addUInt(Die, dwarf::DW_AT_language, dwarf::DW_FORM_data2,
DIUnit.getLanguage());
NewCU->addString(Die, dwarf::DW_AT_name, FN);
// Use DW_AT_entry_pc instead of DW_AT_low_pc/DW_AT_high_pc pair. This
// simplifies debug range entries.
NewCU->addUInt(Die, dwarf::DW_AT_entry_pc, dwarf::DW_FORM_addr, 0);
// 2.17.1 requires that we use DW_AT_low_pc for a single entry point
// into an entity.
NewCU->addUInt(Die, dwarf::DW_AT_low_pc, dwarf::DW_FORM_addr, 0);
// DW_AT_stmt_list is a offset of line number information for this
// compile unit in debug_line section.
if (Asm->MAI->doesDwarfRequireRelocationForSectionOffset())