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We don't want to use relocations inside the compact unwind section. Just use the

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symbols instead.

llvm-svn: 134115
This commit is contained in:
Bill Wendling 2011-06-29 23:49:12 +00:00
parent 746970d850
commit d394aea75e
1 changed files with 19 additions and 4 deletions
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23
lib/MC/MCDwarf.cpp
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@ -637,9 +637,6 @@ bool FrameEmitterImpl::EmitCompactUnwind(MCStreamer &Streamer,
const TargetAsmInfo &TAI = Context.getTargetAsmInfo(); const TargetAsmInfo &TAI = Context.getTargetAsmInfo();
Streamer.SwitchSection(TAI.getCompactUnwindSection()); Streamer.SwitchSection(TAI.getCompactUnwindSection());
unsigned FDEEncoding = TAI.getFDEEncoding(UsingCFI);
unsigned Size = getSizeForEncoding(Streamer, FDEEncoding);
// range-start range-length compact-unwind-enc personality-func lsda // range-start range-length compact-unwind-enc personality-func lsda
// _foo LfooEnd-_foo 0x00000023 0 0 // _foo LfooEnd-_foo 0x00000023 0 0
// _bar LbarEnd-_bar 0x00000025 __gxx_personality except_tab1 // _bar LbarEnd-_bar 0x00000025 __gxx_personality except_tab1
@ -663,13 +660,31 @@ bool FrameEmitterImpl::EmitCompactUnwind(MCStreamer &Streamer,
// .quad except_tab1 // .quad except_tab1
// Range Start // Range Start
EmitSymbol(Streamer, *Frame.Begin, FDEEncoding); unsigned FDEEncoding = TAI.getFDEEncoding(UsingCFI);
unsigned Size = getSizeForEncoding(Streamer, FDEEncoding);
Streamer.EmitSymbolValue(Frame.Function, Size);
// Range Length // Range Length
const MCExpr *Range = MakeStartMinusEndExpr(Streamer, *Frame.Begin, const MCExpr *Range = MakeStartMinusEndExpr(Streamer, *Frame.Begin,
*Frame.End, 0); *Frame.End, 0);
Streamer.EmitAbsValue(Range, Size); Streamer.EmitAbsValue(Range, Size);
// Personality Function
if (Frame.Personality) {
Size = getSizeForEncoding(Streamer, Frame.PersonalityEncoding);
Streamer.EmitSymbolValue(Frame.Personality, Size);
} else {
Streamer.EmitIntValue(Frame.PersonalityEncoding, 0); // No personality fn
}
// LSDA
if (Frame.Lsda) {
Size = getSizeForEncoding(Streamer, Frame.LsdaEncoding);
Streamer.EmitSymbolValue(Frame.Lsda, Size);
} else {
Streamer.EmitIntValue(Frame.LsdaEncoding, 0); // No LSDA
}
return true; return true;
#endif #endif
} }