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#pragma once
#include "../Output.h"
#include "Core/GcCode.h"
#include "Code/Dwarf/CodeOutput.h"
namespace code {
class Binary;
namespace arm64 {
STORM_PKG(core.asm.arm64);
class CodeOut : public code::dwarf::CodeOutput {
STORM_CLASS;
public:
STORM_CTOR CodeOut(Binary *owner, Array<Nat> *lbls, Nat size, Nat refs);
virtual void STORM_FN putByte(Byte b);
virtual void STORM_FN putInt(Nat w);
virtual void STORM_FN putLong(Word w);
virtual void STORM_FN putPtr(Word w);
virtual void STORM_FN align(Nat to);
virtual void putGc(GcCodeRef::Kind kind, Nat size, Word w);
virtual void markGc(GcCodeRef::Kind kind, Nat size, Word w);
virtual void STORM_FN putGcPtr(Word w);
virtual void STORM_FN putGcRelative(Word w);
virtual void STORM_FN putRelativeStatic(Word w);
virtual void STORM_FN putPtrSelf(Word w);
virtual Nat STORM_FN tell() const;
virtual void *codePtr() const;
protected:
virtual void STORM_FN markLabel(Nat id);
virtual void STORM_FN markGcRef(Ref ref);
virtual void STORM_FN markRef(OffsetRef ref, Nat data);
virtual Nat STORM_FN labelOffset(Nat id);
virtual Nat STORM_FN toRelative(Nat id);
private:
// Our owner. Used to create proper references.
Binary *owner;
// Updaters in the code.
Array<TObject *> *codeRefs;
// Code we're writing to.
UNKNOWN(PTR_GC) byte *code;
// Size of the code.
Nat size;
// First free ref.
Nat ref;
// Label offsets, computed from before.
Array<Nat> *labels;
};
// Access to code and data alginment.
extern const Nat codeAlignment;
extern const Int dataAlignment;
// Convert to a DWARF register.
Nat dwarfRegister(Reg reg);
// Convert from DWARF register.
Reg fromDwarfRegister(Nat reg);
}
}
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