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[MC][COFF] Switch the COFF streamer over to using the MCObjectStreamer version of EmitInstruction.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171437 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael J. Spencer
2013-01-03 01:09:22 +00:00
parent e4159491a7
commit f94cfb65f5
1 changed files with 14 additions and 22 deletions
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36
lib/MC/WinCOFFStreamer.cpp
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@@ -72,16 +72,25 @@ public:
virtual void EmitTBSSSymbol(const MCSection *Section, MCSymbol *Symbol, virtual void EmitTBSSSymbol(const MCSection *Section, MCSymbol *Symbol,
uint64_t Size, unsigned ByteAlignment); uint64_t Size, unsigned ByteAlignment);
virtual void EmitFileDirective(StringRef Filename); virtual void EmitFileDirective(StringRef Filename);
virtual void EmitInstruction(const MCInst &Instruction);
virtual void EmitWin64EHHandlerData(); virtual void EmitWin64EHHandlerData();
virtual void FinishImpl(); virtual void FinishImpl();
private: private:
virtual void EmitInstToFragment(const MCInst &Inst) {
llvm_unreachable("Not used by WinCOFF.");
}
virtual void EmitInstToData(const MCInst &Inst) { virtual void EmitInstToData(const MCInst &Inst) {
llvm_unreachable("Not used by WinCOFF."); MCDataFragment *DF = getOrCreateDataFragment();
SmallVector<MCFixup, 4> Fixups;
SmallString<256> Code;
raw_svector_ostream VecOS(Code);
getAssembler().getEmitter().EncodeInstruction(Inst, VecOS, Fixups);
VecOS.flush();
// Add the fixups and data.
for (unsigned i = 0, e = Fixups.size(); i != e; ++i) {
Fixups[i].setOffset(Fixups[i].getOffset() + DF->getContents().size());
DF->getFixups().push_back(Fixups[i]);
}
DF->getContents().append(Code.begin(), Code.end());
} }
void SetSection(StringRef Section, void SetSection(StringRef Section,
@@ -116,7 +125,6 @@ private:
SectionKind::getBSS()); SectionKind::getBSS());
EmitCodeAlignment(4, 0); EmitCodeAlignment(4, 0);
} }
}; };
} // end anonymous namespace. } // end anonymous namespace.
@@ -334,22 +342,6 @@ void WinCOFFStreamer::EmitFileDirective(StringRef Filename) {
// info will be a much large effort. // info will be a much large effort.
} }
void WinCOFFStreamer::EmitInstruction(const MCInst &Instruction) {
for (unsigned i = 0, e = Instruction.getNumOperands(); i != e; ++i)
if (Instruction.getOperand(i).isExpr())
AddValueSymbols(Instruction.getOperand(i).getExpr());
getCurrentSectionData()->setHasInstructions(true);
MCInstFragment *Fragment =
new MCInstFragment(Instruction, getCurrentSectionData());
raw_svector_ostream VecOS(Fragment->getContents());
getAssembler().getEmitter().EncodeInstruction(Instruction, VecOS,
Fragment->getFixups());
}
void WinCOFFStreamer::EmitWin64EHHandlerData() { void WinCOFFStreamer::EmitWin64EHHandlerData() {
MCStreamer::EmitWin64EHHandlerData(); MCStreamer::EmitWin64EHHandlerData();