JavaScriptCore-7600.1.4.16.1.tar.gz

[apple/javascriptcore.git] / llint / LLIntExceptions.h

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#ifndef LLIntExceptions_h
#define LLIntExceptions_h

#include <wtf/StdLibExtras.h>
#include "MacroAssemblerCodeRef.h"

namespace JSC {

class ExecState;
struct Instruction;

namespace LLInt {

// Tells you where to jump to if you want to return-to-throw, after you've already
// set up all information needed to throw the exception.
Instruction* returnToThrowForThrownException(ExecState*);

// Gives you a PC that you can tell the interpreter to go to, which when advanced
// between 1 and 9 slots will give you an "instruction" that threads to the
// interpreter's exception handler.
Instruction* returnToThrow(ExecState*);

// Use this when you're throwing to a call thunk.
void* callToThrow(ExecState*);

} } // namespace JSC::LLInt

#endif // LLIntExceptions_h