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author | Nick Lewycky <nicholas@mxc.ca> | 2012-08-12 08:09:45 +0000 |
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committer | Nick Lewycky <nicholas@mxc.ca> | 2012-08-12 08:09:45 +0000 |
commit | 0c5602de8c0dfa716f54306a1c540b98ab803584 (patch) | |
tree | 34442be29c0cad8742592665d1faefcfe69baeb2 /lib/MC/MCDwarf.cpp | |
parent | 2c63d5e8c23cc60859130ead8e3b203d3cdda346 (diff) | |
download | llvm-0c5602de8c0dfa716f54306a1c540b98ab803584.tar.gz llvm-0c5602de8c0dfa716f54306a1c540b98ab803584.tar.bz2 llvm-0c5602de8c0dfa716f54306a1c540b98ab803584.tar.xz |
When emitting the PC range in an FDE, use the same data encoding for both ends
of the range. Fixes PR13581!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161739 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/MC/MCDwarf.cpp')
-rw-r--r-- | lib/MC/MCDwarf.cpp | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/lib/MC/MCDwarf.cpp b/lib/MC/MCDwarf.cpp index 722779aff1..4c63e434d2 100644 --- a/lib/MC/MCDwarf.cpp +++ b/lib/MC/MCDwarf.cpp @@ -1294,20 +1294,17 @@ MCSymbol *FrameEmitterImpl::EmitFDE(MCStreamer &streamer, streamer.EmitSymbolValue(&cieStart, 4); } - unsigned fdeEncoding = MOFI->getFDEEncoding(UsingCFI); - unsigned size = getSizeForEncoding(streamer, fdeEncoding); - // PC Begin - unsigned PCBeginEncoding = IsEH ? fdeEncoding : - (unsigned)dwarf::DW_EH_PE_absptr; - unsigned PCBeginSize = getSizeForEncoding(streamer, PCBeginEncoding); - EmitSymbol(streamer, *frame.Begin, PCBeginEncoding, "FDE initial location"); + unsigned PCEncoding = IsEH ? MOFI->getFDEEncoding(UsingCFI) + : (unsigned)dwarf::DW_EH_PE_absptr; + unsigned PCSize = getSizeForEncoding(streamer, PCEncoding); + EmitSymbol(streamer, *frame.Begin, PCEncoding, "FDE initial location"); // PC Range const MCExpr *Range = MakeStartMinusEndExpr(streamer, *frame.Begin, *frame.End, 0); if (verboseAsm) streamer.AddComment("FDE address range"); - streamer.EmitAbsValue(Range, size); + streamer.EmitAbsValue(Range, PCSize); if (IsEH) { // Augmentation Data Length @@ -1330,7 +1327,7 @@ MCSymbol *FrameEmitterImpl::EmitFDE(MCStreamer &streamer, EmitCFIInstructions(streamer, frame.Instructions, frame.Begin); // Padding - streamer.EmitValueToAlignment(PCBeginSize); + streamer.EmitValueToAlignment(PCSize); return fdeEnd; } |