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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2011-12-29 21:43:03 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2011-12-29 21:43:03 +0000 |
| commit | ed23bdb65fe86cdb7a38c8c1998ec965e6973966 (patch) | |
| tree | 711101bb120aec9cb2c5d824bbfb9a4bdd964244 /lib/MC/MCDwarf.cpp | |
| parent | c25680f728f89dd43939b00049ee524fbf59b7be (diff) | |
| download | llvm-ed23bdb65fe86cdb7a38c8c1998ec965e6973966.tar.gz llvm-ed23bdb65fe86cdb7a38c8c1998ec965e6973966.tar.bz2 llvm-ed23bdb65fe86cdb7a38c8c1998ec965e6973966.tar.xz | |
Implement cfi_restore. Patch by Brian Anderson!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147356 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/MC/MCDwarf.cpp')
| -rw-r--r-- | lib/MC/MCDwarf.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/MC/MCDwarf.cpp b/lib/MC/MCDwarf.cpp index 881fed4690..986b8b67df 100644 --- a/lib/MC/MCDwarf.cpp +++ b/lib/MC/MCDwarf.cpp @@ -987,6 +987,15 @@ void FrameEmitterImpl::EmitCFIInstruction(MCStreamer &Streamer, Streamer.EmitULEB128IntValue(Reg); return; } + case MCCFIInstruction::Restore: { + unsigned Reg = Instr.getDestination().getReg(); + if (VerboseAsm) { + Streamer.AddComment("DW_CFA_restore"); + Streamer.AddComment(Twine("Reg ") + Twine(Reg)); + } + Streamer.EmitIntValue(dwarf::DW_CFA_restore | Reg, 1); + return; + } case MCCFIInstruction::Escape: if (VerboseAsm) Streamer.AddComment("Escape bytes"); Streamer.EmitBytes(Instr.getValues(), 0); |