#ifndef QCOMMON_VM_H
#define QCOMMON_VM_H 1

#include "q_shared.h"

/*
==============================================================

VIRTUAL MACHINE

==============================================================
*/

typedef struct vm_s vm_t;

typedef enum {
	VMI_NATIVE,
	VMI_BYTECODE,
	VMI_COMPILED
} vmInterpret_t;

typedef enum {
	TRAP_MEMSET = 100,
	TRAP_MEMCPY,
	TRAP_STRNCPY,
	TRAP_SIN,
	TRAP_COS,
	TRAP_ATAN2,
	TRAP_SQRT,
	TRAP_MATRIXMULTIPLY,
	TRAP_ANGLEVECTORS,
	TRAP_PERPENDICULARVECTOR,
	TRAP_FLOOR,
	TRAP_CEIL,

	TRAP_TESTPRINTINT,
	TRAP_TESTPRINTFLOAT
} sharedTraps_t;

void	VM_Init( void );
vm_t	*VM_Create( const char *module, intptr_t (*systemCalls)(intptr_t *), vmInterpret_t interpret );
// module should be bare: "cgame", not "cgame.dll" or "vm/cgame.qvm"

void	VM_Free( vm_t *vm );
void	VM_Clear(void);
void	VM_Forced_Unload_Start(void);
void	VM_Forced_Unload_Done(void);
void	VM_ClearCallLevel(vm_t *vm);
vm_t	*VM_Restart(vm_t *vm, bool unpure);

intptr_t		QDECL VM_Call( vm_t *vm, int callNum, ... );

void	VM_Debug( int level );

void	*VM_ArgPtr( intptr_t intValue );
void	*VM_ExplicitArgPtr( vm_t *vm, intptr_t intValue );

#define	VMA(x) VM_ArgPtr(args[x])
static ID_INLINE float _vmf(intptr_t x)
{
	floatint_t fi;
	fi.i = (int) x;
	return fi.f;
}
#define	VMF(x)	_vmf(args[x])

#endif