#include <cstdlib>
using namespace llvm;
-MCStreamer::MCStreamer(MCContext &Ctx) : Context(Ctx), EmitEHFrame(true),
- EmitDebugFrame(false),
- CurrentW64UnwindInfo(0),
- LastSymbol(0),
- UniqueCodeBeginSuffix(0),
- UniqueDataBeginSuffix(0) {
+MCStreamer::MCStreamer(MCContext &Ctx)
+ : Context(Ctx), EmitEHFrame(true), EmitDebugFrame(false),
+ CurrentW64UnwindInfo(0), LastSymbol(0) {
const MCSection *section = NULL;
SectionStack.push_back(std::make_pair(section, section));
}
LastSymbol = Symbol;
}
-void MCStreamer::EmitDataRegion() {
- if (RegionIndicator == Data) return;
-
- MCContext &Context = getContext();
- const MCAsmInfo &MAI = Context.getAsmInfo();
- if (!MAI.getSupportsDataRegions()) return;
-
- // Generate a unique symbol name.
- MCSymbol *NewSym = Context.GetOrCreateSymbol(MAI.getDataBeginLabelName() +
- Twine(UniqueDataBeginSuffix++));
- EmitLabel(NewSym);
-
- RegionIndicator = Data;
-}
-
-void MCStreamer::EmitCodeRegion() {
- if (RegionIndicator == Code) return;
-
- MCContext &Context = getContext();
- const MCAsmInfo &MAI = Context.getAsmInfo();
- if (!MAI.getSupportsDataRegions()) return;
-
- // Generate a unique symbol name.
- MCSymbol *NewSym = Context.GetOrCreateSymbol(MAI.getCodeBeginLabelName() +
- Twine(UniqueCodeBeginSuffix++));
- EmitLabel(NewSym);
-
- RegionIndicator = Code;
-}
-
-void MCStreamer::EmitJumpTable8Region() {
- if (RegionIndicator == JumpTable8) return;
-
- MCContext &Context = getContext();
- const MCAsmInfo &MAI = Context.getAsmInfo();
- if (!MAI.getSupportsDataRegions()) return;
-
- // Generate a unique symbol name.
- MCSymbol *NewSym =
- Context.GetOrCreateSymbol(MAI.getJumpTable8BeginLabelName() +
- Twine(UniqueDataBeginSuffix++));
- EmitLabel(NewSym);
-
- RegionIndicator = JumpTable8;
-}
-
-void MCStreamer::EmitJumpTable16Region() {
- if (RegionIndicator == JumpTable16) return;
-
- MCContext &Context = getContext();
- const MCAsmInfo &MAI = Context.getAsmInfo();
- if (!MAI.getSupportsDataRegions()) return;
-
- // Generate a unique symbol name.
- MCSymbol *NewSym =
- Context.GetOrCreateSymbol(MAI.getJumpTable16BeginLabelName() +
- Twine(UniqueDataBeginSuffix++));
- EmitLabel(NewSym);
-
- RegionIndicator = JumpTable16;
-}
-
-
-void MCStreamer::EmitJumpTable32Region() {
- if (RegionIndicator == JumpTable32) return;
-
- MCContext &Context = getContext();
- const MCAsmInfo &MAI = Context.getAsmInfo();
- if (!MAI.getSupportsDataRegions()) return;
-
- // Generate a unique symbol name.
- MCSymbol *NewSym =
- Context.GetOrCreateSymbol(MAI.getJumpTable32BeginLabelName() +
- Twine(UniqueDataBeginSuffix++));
- EmitLabel(NewSym);
-
- RegionIndicator = JumpTable32;
-}
-
void MCStreamer::EmitCompactUnwindEncoding(uint32_t CompactUnwindEncoding) {
EnsureValidFrame();
MCDwarfFrameInfo *CurFrame = getCurrentFrameInfo();
EmitCFIStartProcImpl(Frame);
FrameInfos.push_back(Frame);
- RegionIndicator = Code;
}
void MCStreamer::EmitCFIStartProcImpl(MCDwarfFrameInfo &Frame) {