File:  [Qemu by Fabrice Bellard] / qemu / target-microblaze / exec.h
Revision 1.1.1.2 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 18:26:51 2018 UTC (2 years, 6 months ago) by root
Branches: qemu, MAIN
CVS tags: qemu0150, qemu0141, qemu0140, qemu0130, HEAD
qemu 0.13.0

/*
 *  Microblaze execution defines
 *
 *  Copyright (c) 2009 Edgar E. Iglesias
 *
 * 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
 * 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 "dyngen-exec.h"

register struct CPUMBState *env asm(AREG0);

#include "cpu.h"
#include "exec-all.h"

#if !defined(CONFIG_USER_ONLY)
#include "softmmu_exec.h"
#endif

static inline int cpu_has_work(CPUState *env)
{
    return (env->interrupt_request & (CPU_INTERRUPT_HARD | CPU_INTERRUPT_NMI));
}

static inline int cpu_halted(CPUState *env) {
	if (!env->halted)
		return 0;

	/* IRQ, NMI and GURU execeptions wakes us up.  */
	if (env->interrupt_request
	    & (CPU_INTERRUPT_HARD | CPU_INTERRUPT_NMI)) {
		env->halted = 0;
		return 0;
	}
	return EXCP_HALTED;
}

static inline void cpu_pc_from_tb(CPUState *env, TranslationBlock *tb)
{
    env->sregs[SR_PC] = tb->pc;
}


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