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authorRafael Espindola <rafael.espindola@gmail.com>2011-05-06 22:29:04 +0000
committerRafael Espindola <rafael.espindola@gmail.com>2011-05-06 22:29:04 +0000
commitbe91117c4d719fe15743f21cd5ac9aaf6654c8ab (patch)
treebfa67ab0e4eb2988621f05bd90e27523c18dff49 /lib
parent226c34be0d57194851744506cf63b00a620d713c (diff)
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external_llvm-be91117c4d719fe15743f21cd5ac9aaf6654c8ab.tar.gz
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Switch Darwin to the generic CIE/FDE printer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131031 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/MC/MCDwarf.cpp64
1 files changed, 0 insertions, 64 deletions
diff --git a/lib/MC/MCDwarf.cpp b/lib/MC/MCDwarf.cpp
index 722cf7f..9458b46 100644
--- a/lib/MC/MCDwarf.cpp
+++ b/lib/MC/MCDwarf.cpp
@@ -835,74 +835,10 @@ namespace llvm {
};
}
-// This is an implementation of CIE and FDE emission that is bug by bug
-// compatible with the one in CodeGen. It is useful during the transition
-// to make it easy to compare the outputs, but should probably be removed
-// afterwards.
-void MCDwarfFrameEmitter::EmitDarwin(MCStreamer &streamer,
- bool usingCFI) {
- FrameEmitterImpl Emitter(usingCFI);
- DenseMap<const MCSymbol*, const MCSymbol*> Personalities;
- const MCSymbol *aCIE = NULL;
- const MCDwarfFrameInfo *aFrame = NULL;
-
- for (unsigned i = 0, n = streamer.getNumFrameInfos(); i < n; ++i) {
- const MCDwarfFrameInfo &frame = streamer.getFrameInfo(i);
- if (!frame.Personality)
- continue;
- if (Personalities.count(frame.Personality))
- continue;
-
- const MCSymbol *cieStart = &Emitter.EmitCIE(streamer, frame.Personality,
- frame.PersonalityEncoding,
- frame.Lsda,
- frame.LsdaEncoding);
- aCIE = cieStart;
- aFrame = &frame;
- Personalities[frame.Personality] = cieStart;
- }
-
- if (Personalities.empty()) {
- const MCDwarfFrameInfo &frame = streamer.getFrameInfo(0);
- aCIE = &Emitter.EmitCIE(streamer, frame.Personality,
- frame.PersonalityEncoding, frame.Lsda,
- frame.LsdaEncoding);
- aFrame = &frame;
- }
-
- MCSymbol *fdeEnd = NULL;
- for (unsigned i = 0, n = streamer.getNumFrameInfos(); i < n; ++i) {
- const MCDwarfFrameInfo &frame = streamer.getFrameInfo(i);
- const MCSymbol *cieStart = Personalities[frame.Personality];
- bool hasLSDA;
- if (!cieStart) {
- cieStart = aCIE;
- hasLSDA = aFrame->Lsda;
- } else {
- hasLSDA = true;
- }
-
- fdeEnd = Emitter.EmitFDE(streamer, *cieStart, frame,
- hasLSDA);
- if (i != n - 1)
- streamer.EmitLabel(fdeEnd);
- }
-
- const MCContext &context = streamer.getContext();
- const TargetAsmInfo &asmInfo = context.getTargetAsmInfo();
- streamer.EmitValueToAlignment(asmInfo.getPointerSize());
- if (fdeEnd)
- streamer.EmitLabel(fdeEnd);
-}
-
void MCDwarfFrameEmitter::Emit(MCStreamer &streamer,
bool usingCFI) {
const MCContext &context = streamer.getContext();
const TargetAsmInfo &asmInfo = context.getTargetAsmInfo();
- if (!asmInfo.isFunctionEHFrameSymbolPrivate()) {
- EmitDarwin(streamer, usingCFI);
- return;
- }
MCSymbol *fdeEnd = NULL;
DenseMap<CIEKey, const MCSymbol*> CIEStarts;