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Modify MCObjectStreamer EmitInstTo* interface

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Add MCSubtargetInfo parameter
virtual void EmitInstToFragment(const MCInst &Inst, const MCSubtargetInfo &);
virtual void EmitInstToData(const MCInst &Inst, const MCSubtargetInfo &);

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200346 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Woodhouse 2014-01-28 23:12:49 +00:00
parent 4396f5d9d2
commit d5d381b762
7 changed files with 26 additions and 18 deletions
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4
include/llvm/MC/MCELFStreamer.h
View File

@ -85,8 +85,8 @@ public:
virtual void FinishImpl();
private:
virtual void EmitInstToFragment(const MCInst &Inst);
virtual void EmitInstToData(const MCInst &Inst);
virtual void EmitInstToFragment(const MCInst &Inst, const MCSubtargetInfo &);
virtual void EmitInstToData(const MCInst &Inst, const MCSubtargetInfo &);
virtual void EmitBundleAlignMode(unsigned AlignPow2);
virtual void EmitBundleLock(bool AlignToEnd);

5
include/llvm/MC/MCObjectStreamer.h
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@ -17,6 +17,7 @@ namespace llvm {
class MCAssembler;
class MCCodeEmitter;
class MCSectionData;
class MCSubtargetInfo;
class MCExpr;
class MCFragment;
class MCDataFragment;
@ -35,7 +36,7 @@ class MCObjectStreamer : public MCStreamer {
MCSectionData *CurSectionData;
MCSectionData::iterator CurInsertionPoint;
virtual void EmitInstToData(const MCInst &Inst) = 0;
virtual void EmitInstToData(const MCInst &Inst, const MCSubtargetInfo&) = 0;
virtual void EmitCFIStartProcImpl(MCDwarfFrameInfo &Frame);
virtual void EmitCFIEndProcImpl(MCDwarfFrameInfo &Frame);
@ -87,7 +88,7 @@ public:
/// \brief Emit an instruction to a special fragment, because this instruction
/// can change its size during relaxation.
virtual void EmitInstToFragment(const MCInst &Inst);
virtual void EmitInstToFragment(const MCInst &Inst, const MCSubtargetInfo &);
virtual void EmitBundleAlignMode(unsigned AlignPow2);
virtual void EmitBundleLock(bool AlignToEnd);

8
lib/MC/MCELFStreamer.cpp
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@ -397,15 +397,17 @@ void MCELFStreamer::fixSymbolsInTLSFixups(const MCExpr *expr) {
}
}
void MCELFStreamer::EmitInstToFragment(const MCInst &Inst) {
this->MCObjectStreamer::EmitInstToFragment(Inst);
void MCELFStreamer::EmitInstToFragment(const MCInst &Inst,
const MCSubtargetInfo &STI) {
this->MCObjectStreamer::EmitInstToFragment(Inst, STI);
MCRelaxableFragment &F = *cast<MCRelaxableFragment>(getCurrentFragment());
for (unsigned i = 0, e = F.getFixups().size(); i != e; ++i)
fixSymbolsInTLSFixups(F.getFixups()[i].getValue());
}
void MCELFStreamer::EmitInstToData(const MCInst &Inst) {
void MCELFStreamer::EmitInstToData(const MCInst &Inst,
const MCSubtargetInfo &STI) {
MCAssembler &Assembler = getAssembler();
SmallVector<MCFixup, 4> Fixups;
SmallString<256> Code;

5
lib/MC/MCMachOStreamer.cpp
View File

@ -31,7 +31,7 @@ namespace {
class MCMachOStreamer : public MCObjectStreamer {
private:
virtual void EmitInstToData(const MCInst &Inst);
virtual void EmitInstToData(const MCInst &Inst, const MCSubtargetInfo &STI);
void EmitDataRegion(DataRegionData::KindTy Kind);
void EmitDataRegionEnd();
@ -364,7 +364,8 @@ void MCMachOStreamer::EmitTBSSSymbol(const MCSection *Section, MCSymbol *Symbol,
return;
}
void MCMachOStreamer::EmitInstToData(const MCInst &Inst) {
void MCMachOStreamer::EmitInstToData(const MCInst &Inst,
const MCSubtargetInfo &STI) {
MCDataFragment *DF = getOrCreateDataFragment();
SmallVector<MCFixup, 4> Fixups;

9
lib/MC/MCObjectStreamer.cpp
View File

@ -203,7 +203,7 @@ void MCObjectStreamer::EmitInstruction(const MCInst &Inst, const MCSubtargetInfo
// If this instruction doesn't need relaxation, just emit it as data.
MCAssembler &Assembler = getAssembler();
if (!Assembler.getBackend().mayNeedRelaxation(Inst)) {
EmitInstToData(Inst);
EmitInstToData(Inst, STI);
return;
}
@ -218,15 +218,16 @@ void MCObjectStreamer::EmitInstruction(const MCInst &Inst, const MCSubtargetInfo
getAssembler().getBackend().relaxInstruction(Inst, Relaxed);
while (getAssembler().getBackend().mayNeedRelaxation(Relaxed))
getAssembler().getBackend().relaxInstruction(Relaxed, Relaxed);
EmitInstToData(Relaxed);
EmitInstToData(Relaxed, STI);
return;
}
// Otherwise emit to a separate fragment.
EmitInstToFragment(Inst);
EmitInstToFragment(Inst, STI);
}
void MCObjectStreamer::EmitInstToFragment(const MCInst &Inst) {
void MCObjectStreamer::EmitInstToFragment(const MCInst &Inst,
const MCSubtargetInfo &STI) {
// Always create a new, separate fragment here, because its size can change
// during relaxation.
MCRelaxableFragment *IF = new MCRelaxableFragment(Inst);

11
lib/MC/MCPureStreamer.cpp
View File

@ -23,8 +23,9 @@ namespace {
class MCPureStreamer : public MCObjectStreamer {
private:
virtual void EmitInstToFragment(const MCInst &Inst);
virtual void EmitInstToData(const MCInst &Inst);
virtual void EmitInstToFragment(const MCInst &Inst,
const MCSubtargetInfo &STI);
virtual void EmitInstToData(const MCInst &Inst, const MCSubtargetInfo &STI);
public:
MCPureStreamer(MCContext &Context, MCAsmBackend &TAB, raw_ostream &OS,
@ -178,7 +179,8 @@ bool MCPureStreamer::EmitValueToOffset(const MCExpr *Offset,
return false;
}
void MCPureStreamer::EmitInstToFragment(const MCInst &Inst) {
void MCPureStreamer::EmitInstToFragment(const MCInst &Inst,
const MCSubtargetInfo &STI) {
MCRelaxableFragment *IF = new MCRelaxableFragment(Inst);
insert(IF);
@ -196,7 +198,8 @@ void MCPureStreamer::EmitInstToFragment(const MCInst &Inst) {
IF->getFixups() = Fixups;
}
void MCPureStreamer::EmitInstToData(const MCInst &Inst) {
void MCPureStreamer::EmitInstToData(const MCInst &Inst,
const MCSubtargetInfo &STI) {
MCDataFragment *DF = getOrCreateDataFragment();
SmallVector<MCFixup, 4> Fixups;

2
lib/MC/WinCOFFStreamer.cpp
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@ -78,7 +78,7 @@ public:
virtual void FinishImpl();
private:
virtual void EmitInstToData(const MCInst &Inst) {
virtual void EmitInstToData(const MCInst &Inst, const MCSubtargetInfo &STI) {
MCDataFragment *DF = getOrCreateDataFragment();
SmallVector<MCFixup, 4> Fixups;