qemu/target-alpha/exec.h

93 lines
2.4 KiB
C

/*
* 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__) */