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enum {
#ifdef G_POWER
REGISTER_A11=-12, REGISTER_A10, REGISTER_A9, REGISTER_A8,
#endif
REGISTER_A7=-8, REGISTER_A6, REGISTER_A5, REGISTER_A4,
REGISTER_A3, REGISTER_A2, REGISTER_A1, REGISTER_A0,
REGISTER_D0, REGISTER_D1, REGISTER_D2, REGISTER_D3,
REGISTER_D4, REGISTER_D5, REGISTER_D6, REGISTER_D7
};
enum { REGISTER_FP0, REGISTER_FP1, REGISTER_FP2, REGISTER_FP3,
REGISTER_FP4, REGISTER_FP5, REGISTER_FP6, REGISTER_FP7 };
#define is_a_register(r) ((r)<0)
#define is_d_register(r) ((r)>=0)
#define a_reg_num(r) (~(r)) /* ~n is -(n+1) */
#define d_reg_num(r) (r)
#define num_to_a_reg(r) (~(r))
#define num_to_d_reg(r) (r)
#ifdef I486
# ifdef G_AI64
# define A_STACK_POINTER REGISTER_A5
# define HEAP_POINTER REGISTER_A6
# define B_STACK_POINTER REGISTER_A7
# define N_ADDRESS_PARAMETER_REGISTERS 3
# define N_DATA_PARAMETER_REGISTERS 7
# define N_FLOAT_PARAMETER_REGISTERS 8
# else
# define A_STACK_POINTER REGISTER_A3
# define HEAP_POINTER REGISTER_A4
# define B_STACK_POINTER REGISTER_A5
# define N_ADDRESS_PARAMETER_REGISTERS 2
# define N_DATA_PARAMETER_REGISTERS 2
# define N_FLOAT_PARAMETER_REGISTERS 7
# endif
#else
# define A_STACK_POINTER REGISTER_A4
# if !(defined (sparc) || defined (G_POWER))
# define GLOBAL_DATA_REGISTER REGISTER_A5
# else
# define RESERVE_CODE_REGISTER REGISTER_A5
# endif
# define HEAP_POINTER REGISTER_A6
# ifdef G_POWER
# define B_STACK_POINTER REGISTER_A11
# else
# define B_STACK_POINTER REGISTER_A7
# endif
# define N_ADDRESS_PARAMETER_REGISTERS 3
# define N_DATA_PARAMETER_REGISTERS 7
# define N_FLOAT_PARAMETER_REGISTERS 8
#endif
#ifdef G_POWER
# define N_REAL_A_REGISTERS 12
# define INT_REGISTER REGISTER_A7
# define CHAR_REGISTER REGISTER_A8
# define REAL_REGISTER REGISTER_A9
# define BOOL_REGISTER REGISTER_A10
#else
# define N_REAL_A_REGISTERS 8
#endif
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