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/*
* PowerPC emulation definitions for qemu.
*
* Copyright (c) 2003-2007 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 (__PPC_H__)
#define __PPC_H__
#include "config.h"
#include "dyngen-exec.h"
#include "cpu.h"
#include "exec-all.h"
/* For normal operations, precise emulation should not be needed */
//#define USE_PRECISE_EMULATION 1
#define USE_PRECISE_EMULATION 0
register struct CPUPPCState *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 unsigned long T0 asm(AREG1);
register unsigned long T1 asm(AREG2);
register unsigned long T2 asm(AREG3);
#endif
/* We may, sometime, need 64 bits registers on 32 bits target */
#if defined(TARGET_PPC64) || defined(TARGET_PPCSPE) || (HOST_LONG_BITS == 64)
#define T0_64 T0
#define T1_64 T1
#define T2_64 T2
#else
/* no registers can be used */
#define T0_64 (env->t0)
#define T1_64 (env->t1)
#define T2_64 (env->t2)
#endif
/* Provision for Altivec */
#define T0_avr (env->t0_avr)
#define T1_avr (env->t1_avr)
#define T2_avr (env->t2_avr)
/* XXX: to clean: remove this mess */
#define PARAM(n) ((uint32_t)PARAM##n)
#define SPARAM(n) ((int32_t)PARAM##n)
#define FT0 (env->ft0)
#define FT1 (env->ft1)
#define FT2 (env->ft2)
#if defined (DEBUG_OP)
# define RETURN() __asm__ __volatile__("nop" : : : "memory");
#else
# define RETURN() __asm__ __volatile__("" : : : "memory");
#endif
static inline target_ulong rotl8 (target_ulong i, int n)
{
return (((uint8_t)i << n) | ((uint8_t)i >> (8 - n)));
}
static inline target_ulong rotl16 (target_ulong i, int n)
{
return (((uint16_t)i << n) | ((uint16_t)i >> (16 - n)));
}
static inline target_ulong rotl32 (target_ulong i, int n)
{
return (((uint32_t)i << n) | ((uint32_t)i >> (32 - n)));
}
#if defined(TARGET_PPC64)
static inline target_ulong rotl64 (target_ulong i, int n)
{
return (((uint64_t)i << n) | ((uint64_t)i >> (64 - n)));
}
#endif
#if !defined(CONFIG_USER_ONLY)
#include "softmmu_exec.h"
#endif /* !defined(CONFIG_USER_ONLY) */
void do_raise_exception_err (uint32_t exception, int error_code);
void do_raise_exception (uint32_t exception);
int get_physical_address (CPUState *env, mmu_ctx_t *ctx, target_ulong vaddr,
int rw, int access_type, int check_BATs);
void ppc6xx_tlb_invalidate_all (CPUState *env);
void ppc6xx_tlb_invalidate_virt (CPUState *env, target_ulong eaddr,
int is_code);
void ppc6xx_tlb_store (CPUState *env, target_ulong EPN, int way, int is_code,
target_ulong pte0, target_ulong pte1);
static inline void env_to_regs(void)
{
}
static inline void regs_to_env(void)
{
}
int cpu_ppc_handle_mmu_fault (CPUState *env, target_ulong address, int rw,
int is_user, int is_softmmu);
#endif /* !defined (__PPC_H__) */
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