blob: 43bfaa94cdf3c9946968eb183d5040c31a4c1a7f [file] [log] [blame]
/*
* ARM execution defines
*
* Copyright (c) 2003 Fabrice Bellard
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "dyngen-exec.h"
GLOBAL_REGISTER_VARIABLE_DECL struct CPUARMState *env asm(AREG0);
#include "cpu.h"
#include "exec-all.h"
static inline void env_to_regs(void)
{
}
static inline void regs_to_env(void)
{
}
static inline int cpu_has_work(CPUState *env)
{
return (env->interrupt_request &
(CPU_INTERRUPT_FIQ | CPU_INTERRUPT_HARD | CPU_INTERRUPT_EXITTB));
}
static inline int cpu_halted(CPUState *env) {
if (!env->halted)
return 0;
/* An interrupt wakes the CPU even if the I and F CPSR bits are
set. We use EXITTB to silently wake CPU without causing an
actual interrupt. */
if (cpu_has_work(env)) {
env->halted = 0;
return 0;
}
return EXCP_HALTED;
}
#if !defined(CONFIG_USER_ONLY)
#include "softmmu_exec.h"
#endif
void raise_exception(int);
static inline void cpu_pc_from_tb(CPUState *env, TranslationBlock *tb)
{
env->regs[15] = tb->pc;
}