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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)
#define TDX "%016" PRIx64
#else
register target_ulong T0 asm(AREG1);
register target_ulong T1 asm(AREG2);
register target_ulong T2 asm(AREG3);
#define TDX "%016lx"
#endif
#define FT0 (env->ft0)
#define FT1 (env->ft1)
#if defined (DEBUG_OP)
# define RETURN() __asm__ __volatile__("nop" : : : "memory");
#else
# define RETURN() __asm__ __volatile__("" : : : "memory");
#endif
static always_inline target_ulong rotl8 (target_ulong i, int n)
{
return (((uint8_t)i << n) | ((uint8_t)i >> (8 - n)));
}
static always_inline target_ulong rotl16 (target_ulong i, int n)
{
return (((uint16_t)i << n) | ((uint16_t)i >> (16 - n)));
}
static always_inline target_ulong rotl32 (target_ulong i, int n)
{
return (((uint32_t)i << n) | ((uint32_t)i >> (32 - n)));
}
#if defined(TARGET_PPC64)
static always_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 raise_exception_err (CPUState *env, int exception, int error_code);
void raise_exception (CPUState *env, int exception);
int get_physical_address (CPUState *env, mmu_ctx_t *ctx, target_ulong vaddr,
int rw, int access_type);
void ppc6xx_tlb_store (CPUState *env, target_ulong EPN, int way, int is_code,
target_ulong pte0, target_ulong pte1);
static always_inline void env_to_regs (void)
{
}
static always_inline void regs_to_env (void)
{
}
int cpu_ppc_handle_mmu_fault (CPUState *env, target_ulong address, int rw,
int mmu_idx, int is_softmmu);
static always_inline int cpu_halted (CPUState *env)
{
if (!env->halted)
return 0;
if (msr_ee && (env->interrupt_request & CPU_INTERRUPT_HARD)) {
env->halted = 0;
return 0;
}
return EXCP_HALTED;
}
#endif /* !defined (__PPC_H__) */
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