diff options
| author | Devang Patel <dpatel@apple.com> | 2010-04-26 22:54:28 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2010-04-26 22:54:28 +0000 |
| commit | 5098da0a7e3fb841f71bf5be9211b36fa95f140f (patch) | |
| tree | 4b60f8e51e612f3e2839333cd762484adc041e18 | |
| parent | 948c8a3e3d7349c67e5d9231d9e99b2692623630 (diff) | |
Use DW_AT_entry_pc instead of DW_AT_low_pc/DW_AT_high_pc pair. This simplifies debug range entries.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102394 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/AsmPrinter/DwarfDebug.cpp | 6 | ||||
| -rw-r--r-- | test/DebugInfo/2010-04-25-CU-entry_pc.ll (renamed from test/DebugInfo/2010-03-22-CU-HighLow.ll) | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp index c31aec1759..3ce0711a52 100644 --- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp +++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp @@ -1734,9 +1734,9 @@ void DwarfDebug::constructCompileUnit(MDNode *N) { addUInt(Die, dwarf::DW_AT_language, dwarf::DW_FORM_data1, DIUnit.getLanguage()); addString(Die, dwarf::DW_AT_name, dwarf::DW_FORM_string, FN); - addLabel(Die, dwarf::DW_AT_low_pc, dwarf::DW_FORM_addr, TextSectionSym); - addLabel(Die, dwarf::DW_AT_high_pc, dwarf::DW_FORM_addr, - Asm->GetTempSymbol("text_end")); + // Use DW_AT_entry_pc instead of DW_AT_low_pc/DW_AT_high_pc pair. This + // simplifies debug range entries. + addUInt(Die, dwarf::DW_AT_entry_pc, dwarf::DW_FORM_data4, 0); // DW_AT_stmt_list is a offset of line number information for this // compile unit in debug_line section. It is always zero when only one // compile unit is emitted in one object file. diff --git a/test/DebugInfo/2010-03-22-CU-HighLow.ll b/test/DebugInfo/2010-04-25-CU-entry_pc.ll index 42c25e4711..de099b6b9c 100644 --- a/test/DebugInfo/2010-03-22-CU-HighLow.ll +++ b/test/DebugInfo/2010-04-25-CU-entry_pc.ll @@ -1,4 +1,4 @@ -; RUN: llc < %s | grep low_pc | count 2 +; RUN: llc < %s | grep entry_pc | count 2 @i = global i32 1 ; <i32*> [#uses=0] !llvm.dbg.gv = !{!0} |