expressions used in the FDE to refer to symbols.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130437
91177308-0d34-0410-b5e6-
96231b3b80d8
getExprForPersonalitySymbol(const MCSymbol *Sym,
MCStreamer &Streamer) const;
getExprForPersonalitySymbol(const MCSymbol *Sym,
MCStreamer &Streamer) const;
+ virtual const MCExpr *
+ getExprForFDESymbol(const MCSymbol *Sym, MCStreamer &Streamer) const;
+
bool usesSunStyleELFSectionSwitchSyntax() const {
return SunStyleELFSectionSwitchSyntax;
}
bool usesSunStyleELFSectionSwitchSyntax() const {
return SunStyleELFSectionSwitchSyntax;
}
struct MCAsmInfoDarwin : public MCAsmInfo {
explicit MCAsmInfoDarwin();
virtual const MCExpr *
struct MCAsmInfoDarwin : public MCAsmInfo {
explicit MCAsmInfoDarwin();
virtual const MCExpr *
- getExprForPersonalitySymbol(const MCSymbol *Sym,
- MCStreamer &Streamer) const;
+ getExprForFDESymbol(const MCSymbol *Sym, MCStreamer &Streamer) const;
const MCExpr *
MCAsmInfo::getExprForPersonalitySymbol(const MCSymbol *Sym,
MCStreamer &Streamer) const {
const MCExpr *
MCAsmInfo::getExprForPersonalitySymbol(const MCSymbol *Sym,
MCStreamer &Streamer) const {
+ return getExprForFDESymbol(Sym, Streamer);
+}
+
+const MCExpr *
+MCAsmInfo::getExprForFDESymbol(const MCSymbol *Sym,
+ MCStreamer &Streamer) const {
return MCSymbolRefExpr::Create(Sym, Streamer.getContext());
}
return MCSymbolRefExpr::Create(Sym, Streamer.getContext());
}
-MCAsmInfoDarwin::getExprForPersonalitySymbol(const MCSymbol *Sym,
- MCStreamer &Streamer) const {
+MCAsmInfoDarwin::getExprForFDESymbol(const MCSymbol *Sym,
+ MCStreamer &Streamer) const {
MCContext &Context = Streamer.getContext();
const MCExpr *Res = MCSymbolRefExpr::Create(Sym, Context);
MCSymbol *PCSym = Context.CreateTempSymbol();
MCContext &Context = Streamer.getContext();
const MCExpr *Res = MCSymbolRefExpr::Create(Sym, Context);
MCSymbol *PCSym = Context.CreateTempSymbol();
static void EmitSymbol(MCStreamer &streamer, const MCSymbol &symbol,
unsigned symbolEncoding) {
static void EmitSymbol(MCStreamer &streamer, const MCSymbol &symbol,
unsigned symbolEncoding) {
+ MCContext &context = streamer.getContext();
+ const MCAsmInfo &asmInfo = context.getAsmInfo();
+ const MCExpr *v = asmInfo.getExprForFDESymbol(&symbol,
+ streamer);
unsigned size = getSizeForEncoding(streamer, symbolEncoding);
unsigned application = symbolEncoding & 0x70;
unsigned size = getSizeForEncoding(streamer, symbolEncoding);
unsigned application = symbolEncoding & 0x70;
- switch (application) {
- default:
- assert(0 && "Unknown Encoding");
- break;
- case 0:
- streamer.EmitSymbolValue(&symbol, size);
- break;
- case dwarf::DW_EH_PE_pcrel:
- streamer.EmitPCRelSymbolValue(&symbol, size);
- break;
- }
+ if (isa<MCSymbolRefExpr>(v) && application == dwarf::DW_EH_PE_pcrel)
+ streamer.EmitPCRelValue(v, size);
+ else
+ streamer.EmitAbsValue(v, size);
}
static void EmitPersonality(MCStreamer &streamer, const MCSymbol &symbol,
}
static void EmitPersonality(MCStreamer &streamer, const MCSymbol &symbol,
unsigned size = getSizeForEncoding(streamer, fdeEncoding);
// PC Begin
unsigned size = getSizeForEncoding(streamer, fdeEncoding);
// PC Begin
- streamer.EmitPCRelSymbolValue(frame.Begin, size);
+ EmitSymbol(streamer, *frame.Begin, fdeEncoding);
// PC Range
const MCExpr *Range = MakeStartMinusEndExpr(streamer, *frame.Begin,
// PC Range
const MCExpr *Range = MakeStartMinusEndExpr(streamer, *frame.Begin,