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#pragma once
#include "../Arena.h"
#include "WindowsParams.h"
#include "PosixParams.h"
namespace code {
namespace x64 {
STORM_PKG(core.asm.x64);
class Layout;
/**
* Arena for X86-64. Use WindowsArena or PosixArena for different flavours of the 64-bit
* arena. The main difference between the two systems is the calling convention.
*/
class Arena : public code::Arena {
STORM_ABSTRACT_CLASS;
public:
// Create.
STORM_CTOR Arena();
/**
* Transform.
*/
virtual code::Arena::TransformInfo STORM_FN transformInfo(Listing *src) const;
virtual void STORM_FN output(Listing *src, Output *to) const;
/**
* Outputs.
*/
virtual LabelOutput *STORM_FN labelOutput() const;
/**
* Registers.
*/
virtual void STORM_FN removeFnRegs(RegSet *from) const;
virtual RegSet *STORM_FN fnResultRegs() const;
/**
* Misc.
*/
virtual Listing *STORM_FN redirect(Bool member, TypeDesc *result, Array<TypeDesc *> *params, Ref fn, Operand param);
virtual Listing *STORM_FN engineRedirect(TypeDesc *result, Array<TypeDesc *> *params, Ref fn, Operand engine);
virtual Reg STORM_FN functionDispatchReg();
virtual void STORM_FN resizeStackFrame(Listing *out, Reg tmpReg, Binary *newSz);
/**
* Parameter layout (new interface here):
*/
// Create parameter layout.
virtual code::Params *STORM_FN createParams(Bool member) const ABSTRACT;
// Layout parameters.
code::Params *layoutParams(Bool member, TypeDesc *result, Array<TypeDesc *> *params);
// Create the layout transform.
virtual Layout *STORM_FN layoutTfm() const ABSTRACT;
// Registers that are not preserved across function calls. Initialized by subclasses.
RegSet *dirtyRegs;
};
class WindowsArena : public Arena {
STORM_CLASS;
public:
// Create.
STORM_CTOR WindowsArena();
/**
* Output.
*/
virtual LabelOutput *STORM_FN labelOutput() const;
virtual CodeOutput *STORM_FN codeOutput(Binary *owner, LabelOutput *size) const;
/**
* Parameters.
*/
virtual Nat STORM_FN firstParamId(MAYBE(TypeDesc *) desc);
virtual Operand STORM_FN firstParamLoc(Nat id);
virtual code::Params *STORM_FN createParams(Bool member) const;
virtual Layout *STORM_FN layoutTfm() const;
/**
* Replacing functions.
*/
virtual code::Arena::Skeleton *STORM_FN compatibleFrameSkeleton(Binary *binary, Nat offset);
};
class PosixArena : public Arena {
STORM_CLASS;
public:
// Create.
STORM_CTOR PosixArena();
/**
* Output.
*/
virtual CodeOutput *STORM_FN codeOutput(Binary *owner, LabelOutput *size) const;
/**
* Parameters.
*/
virtual Nat STORM_FN firstParamId(MAYBE(TypeDesc *) desc);
virtual Operand STORM_FN firstParamLoc(Nat id);
virtual code::Params *STORM_FN createParams(Bool member) const;
virtual Layout *STORM_FN layoutTfm() const;
/**
* Replacing functions.
*/
virtual code::Arena::Skeleton *STORM_FN compatibleFrameSkeleton(Binary *binary, Nat offset);
};
}
}
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