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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2011-05-10 19:51:53 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2011-05-10 19:51:53 +0000 |
| commit | 12f197b3bc736f740373c084be41654b4d88c0a7 (patch) | |
| tree | d1416401faabf4d931a879aa7cc425dbacedf2d3 | |
| parent | e29887b4ee42ae78790a8c1886a7babee9ef18e5 (diff) | |
The EH symbols are only needed in eh_frame, not debug_frame.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131146 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/MC/MCDwarf.cpp | 4 | ||||
| -rw-r--r-- | test/DebugInfo/eh_symbol.ll | 18 |
2 files changed, 20 insertions, 2 deletions
diff --git a/lib/MC/MCDwarf.cpp b/lib/MC/MCDwarf.cpp index 38f2fc0770..d0eaf2074c 100644 --- a/lib/MC/MCDwarf.cpp +++ b/lib/MC/MCDwarf.cpp @@ -633,7 +633,7 @@ const MCSymbol &FrameEmitterImpl::EmitCIE(MCStreamer &streamer, const TargetAsmInfo &asmInfo = context.getTargetAsmInfo(); MCSymbol *sectionStart; - if (asmInfo.isFunctionEHFrameSymbolPrivate()) + if (asmInfo.isFunctionEHFrameSymbolPrivate() || !IsEH) sectionStart = context.CreateTempSymbol(); else sectionStart = context.GetOrCreateSymbol(Twine("EH_frame") + Twine(CIENum)); @@ -739,7 +739,7 @@ MCSymbol *FrameEmitterImpl::EmitFDE(MCStreamer &streamer, MCSymbol *fdeEnd = context.CreateTempSymbol(); const TargetAsmInfo &asmInfo = context.getTargetAsmInfo(); - if (!asmInfo.isFunctionEHFrameSymbolPrivate()) { + if (!asmInfo.isFunctionEHFrameSymbolPrivate() && IsEH) { MCSymbol *EHSym = context.GetOrCreateSymbol( frame.Function->getName() + Twine(".eh")); streamer.EmitEHSymAttributes(frame.Function, EHSym); diff --git a/test/DebugInfo/eh_symbol.ll b/test/DebugInfo/eh_symbol.ll new file mode 100644 index 0000000000..a87afedae2 --- /dev/null +++ b/test/DebugInfo/eh_symbol.ll @@ -0,0 +1,18 @@ +; RUN: llc -mtriple=i386-apple-macosx -disable-cfi %s -o - | FileCheck %s + +; test that we don't produce foo.eh symbols is a debug_frame section. +; CHECK-NOT: .globl _f.eh + +define i32 @f() nounwind readnone optsize { +entry: + ret i32 42 +} + +!llvm.dbg.sp = !{!0} + +!0 = metadata !{i32 589870, i32 0, metadata !1, metadata !"f", metadata !"f", metadata !"", metadata !1, i32 1, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i32 ()* @f, null, null} ; [ DW_TAG_subprogram ] +!1 = metadata !{i32 589865, metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/tmpfs/build", metadata !2} ; [ DW_TAG_file_type ] +!2 = metadata !{i32 589841, i32 0, i32 12, metadata !"/home/espindola/llvm/test.c", metadata !"/home/espindola/tmpfs/build", metadata !"clang version 3.0 ()", i1 true, i1 true, metadata !"", i32 0} ; [ DW_TAG_compile_unit ] +!3 = metadata !{i32 589845, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] +!4 = metadata !{metadata !5} +!5 = metadata !{i32 589860, metadata !2, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] |