Archipelago » qemu

/*

 *  Alpha emulation cpu run-time definitions for qemu.

 *

 *  Copyright (c) 2007 Jocelyn Mayer

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this library; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 */

#if !defined (__ALPHA_EXEC_H__)

#define __ALPHA_EXEC_H__

#include "config.h"

#include "dyngen-exec.h"

#define TARGET_LONG_BITS 64

register struct CPUAlphaState *env asm(AREG0);

#if TARGET_LONG_BITS > HOST_LONG_BITS

/* no registers can be used */

#define T0 (env->t0)

#define T1 (env->t1)

#define T2 (env->t2)

#else

register uint64_t T0 asm(AREG1);

register uint64_t T1 asm(AREG2);

register uint64_t T2 asm(AREG3);

#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */

#define PARAM(n) ((uint64_t)PARAM##n)

#define SPARAM(n) ((int32_t)PARAM##n)

#define FT0 (env->ft0)

#define FT1 (env->ft1)

#define FT2 (env->ft2)

#define FP_STATUS (env->fp_status)

#if defined (DEBUG_OP)

#define RETURN() __asm__ __volatile__("nop" : : : "memory");

#else

#define RETURN() __asm__ __volatile__("" : : : "memory");

#endif

#include "cpu.h"

#include "exec-all.h"

#if !defined(CONFIG_USER_ONLY)

#include "softmmu_exec.h"

#endif /* !defined(CONFIG_USER_ONLY) */

static always_inline void env_to_regs(void)

{

}

static always_inline void regs_to_env(void)

{

}

int cpu_alpha_handle_mmu_fault (CPUState *env, uint64_t address, int rw,

                                int mmu_idx, int is_softmmu);

int cpu_alpha_mfpr (CPUState *env, int iprn, uint64_t *valp);

int cpu_alpha_mtpr (CPUState *env, int iprn, uint64_t val, uint64_t *oldvalp);

void do_interrupt (CPUState *env);

static always_inline int cpu_halted(CPUState *env) {

    if (!env->halted)

        return 0;

    if (env->interrupt_request & CPU_INTERRUPT_HARD) {

        env->halted = 0;

        return 0;

    }

    return EXCP_HALTED;

}

#endif /* !defined (__ALPHA_EXEC_H__) */