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Remove the always true UseCFI member.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208553 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2014-05-12 13:12:22 +00:00
parent b31a977c9c
commit 1468683d6a
1 changed files with 1 additions and 90 deletions
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91
lib/MC/MCAsmStreamer.cpp
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@ -51,7 +51,6 @@ private:
unsigned IsVerboseAsm : 1;
unsigned ShowInst : 1;
unsigned UseCFI : 1;
unsigned UseDwarfDirectory : 1;
enum EHSymbolFlags { EHGlobal = 1,
@ -71,7 +70,7 @@ public:
: MCStreamer(Context), OS(os), MAI(Context.getAsmInfo()),
InstPrinter(printer), Emitter(emitter), AsmBackend(asmbackend),
CommentStream(CommentToEmit), IsVerboseAsm(isVerboseAsm),
ShowInst(showInst), UseCFI(true), UseDwarfDirectory(useDwarfDirectory) {
ShowInst(showInst), UseDwarfDirectory(useDwarfDirectory) {
if (InstPrinter && IsVerboseAsm)
InstPrinter->setCommentStream(CommentStream);
}
@ -320,17 +319,6 @@ void MCAsmStreamer::ChangeSection(const MCSection *Section,
void MCAsmStreamer::EmitEHSymAttributes(const MCSymbol *Symbol,
MCSymbol *EHSymbol) {
if (UseCFI)
return;
unsigned Flags = FlagMap.lookup(Symbol);
if (Flags & EHGlobal)
EmitSymbolAttribute(EHSymbol, MCSA_Global);
if (Flags & EHWeakDefinition)
EmitSymbolAttribute(EHSymbol, MCSA_WeakDefinition);
if (Flags & EHPrivateExtern)
EmitSymbolAttribute(EHSymbol, MCSA_PrivateExtern);
}
void MCAsmStreamer::EmitLabel(MCSymbol *Symbol) {
@ -971,10 +959,6 @@ void MCAsmStreamer::EmitIdent(StringRef IdentString) {
void MCAsmStreamer::EmitCFISections(bool EH, bool Debug) {
MCStreamer::EmitCFISections(EH, Debug);
if (!UseCFI)
return;
OS << "\t.cfi_sections ";
if (EH) {
OS << ".eh_frame";
@ -988,11 +972,6 @@ void MCAsmStreamer::EmitCFISections(bool EH, bool Debug) {
}
void MCAsmStreamer::EmitCFIStartProcImpl(MCDwarfFrameInfo &Frame) {
if (!UseCFI) {
RecordProcStart(Frame);
return;
}
OS << "\t.cfi_startproc";
if (Frame.IsSimple)
OS << " simple";
@ -1000,11 +979,6 @@ void MCAsmStreamer::EmitCFIStartProcImpl(MCDwarfFrameInfo &Frame) {
}
void MCAsmStreamer::EmitCFIEndProcImpl(MCDwarfFrameInfo &Frame) {
if (!UseCFI) {
RecordProcEnd(Frame);
return;
}
// Put a dummy non-null value in Frame.End to mark that this frame has been
// closed.
Frame.End = (MCSymbol *) 1;
@ -1025,10 +999,6 @@ void MCAsmStreamer::EmitRegisterName(int64_t Register) {
void MCAsmStreamer::EmitCFIDefCfa(int64_t Register, int64_t Offset) {
MCStreamer::EmitCFIDefCfa(Register, Offset);
if (!UseCFI)
return;
OS << "\t.cfi_def_cfa ";
EmitRegisterName(Register);
OS << ", " << Offset;
@ -1037,20 +1007,12 @@ void MCAsmStreamer::EmitCFIDefCfa(int64_t Register, int64_t Offset) {
void MCAsmStreamer::EmitCFIDefCfaOffset(int64_t Offset) {
MCStreamer::EmitCFIDefCfaOffset(Offset);
if (!UseCFI)
return;
OS << "\t.cfi_def_cfa_offset " << Offset;
EmitEOL();
}
void MCAsmStreamer::EmitCFIDefCfaRegister(int64_t Register) {
MCStreamer::EmitCFIDefCfaRegister(Register);
if (!UseCFI)
return;
OS << "\t.cfi_def_cfa_register ";
EmitRegisterName(Register);
EmitEOL();
@ -1058,10 +1020,6 @@ void MCAsmStreamer::EmitCFIDefCfaRegister(int64_t Register) {
void MCAsmStreamer::EmitCFIOffset(int64_t Register, int64_t Offset) {
this->MCStreamer::EmitCFIOffset(Register, Offset);
if (!UseCFI)
return;
OS << "\t.cfi_offset ";
EmitRegisterName(Register);
OS << ", " << Offset;
@ -1071,50 +1029,30 @@ void MCAsmStreamer::EmitCFIOffset(int64_t Register, int64_t Offset) {
void MCAsmStreamer::EmitCFIPersonality(const MCSymbol *Sym,
unsigned Encoding) {
MCStreamer::EmitCFIPersonality(Sym, Encoding);
if (!UseCFI)
return;
OS << "\t.cfi_personality " << Encoding << ", " << *Sym;
EmitEOL();
}
void MCAsmStreamer::EmitCFILsda(const MCSymbol *Sym, unsigned Encoding) {
MCStreamer::EmitCFILsda(Sym, Encoding);
if (!UseCFI)
return;
OS << "\t.cfi_lsda " << Encoding << ", " << *Sym;
EmitEOL();
}
void MCAsmStreamer::EmitCFIRememberState() {
MCStreamer::EmitCFIRememberState();
if (!UseCFI)
return;
OS << "\t.cfi_remember_state";
EmitEOL();
}
void MCAsmStreamer::EmitCFIRestoreState() {
MCStreamer::EmitCFIRestoreState();
if (!UseCFI)
return;
OS << "\t.cfi_restore_state";
EmitEOL();
}
void MCAsmStreamer::EmitCFISameValue(int64_t Register) {
MCStreamer::EmitCFISameValue(Register);
if (!UseCFI)
return;
OS << "\t.cfi_same_value ";
EmitRegisterName(Register);
EmitEOL();
@ -1122,10 +1060,6 @@ void MCAsmStreamer::EmitCFISameValue(int64_t Register) {
void MCAsmStreamer::EmitCFIRelOffset(int64_t Register, int64_t Offset) {
MCStreamer::EmitCFIRelOffset(Register, Offset);
if (!UseCFI)
return;
OS << "\t.cfi_rel_offset ";
EmitRegisterName(Register);
OS << ", " << Offset;
@ -1134,50 +1068,30 @@ void MCAsmStreamer::EmitCFIRelOffset(int64_t Register, int64_t Offset) {
void MCAsmStreamer::EmitCFIAdjustCfaOffset(int64_t Adjustment) {
MCStreamer::EmitCFIAdjustCfaOffset(Adjustment);
if (!UseCFI)
return;
OS << "\t.cfi_adjust_cfa_offset " << Adjustment;
EmitEOL();
}
void MCAsmStreamer::EmitCFISignalFrame() {
MCStreamer::EmitCFISignalFrame();
if (!UseCFI)
return;
OS << "\t.cfi_signal_frame";
EmitEOL();
}
void MCAsmStreamer::EmitCFIUndefined(int64_t Register) {
MCStreamer::EmitCFIUndefined(Register);
if (!UseCFI)
return;
OS << "\t.cfi_undefined " << Register;
EmitEOL();
}
void MCAsmStreamer::EmitCFIRegister(int64_t Register1, int64_t Register2) {
MCStreamer::EmitCFIRegister(Register1, Register2);
if (!UseCFI)
return;
OS << "\t.cfi_register " << Register1 << ", " << Register2;
EmitEOL();
}
void MCAsmStreamer::EmitCFIWindowSave() {
MCStreamer::EmitCFIWindowSave();
if (!UseCFI)
return;
OS << "\t.cfi_window_save";
EmitEOL();
}
@ -1460,9 +1374,6 @@ void MCAsmStreamer::FinishImpl() {
EmitLabel(Label);
}
}
if (!UseCFI)
EmitFrames(AsmBackend.get(), false);
}
MCStreamer *llvm::createAsmStreamer(MCContext &Context,