target-xtensa: add target stubs

[qemu.git] / target-xtensa / translate.c

/*
 * Xtensa ISA:
 * http://www.tensilica.com/products/literature-docs/documentation/xtensa-isa-databook.htm
 *
 * Copyright (c) 2011, Max Filippov, Open Source and Linux Lab.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Open Source and Linux Lab nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdio.h>

#include "cpu.h"
#include "exec-all.h"
#include "disas.h"
#include "tcg-op.h"
#include "qemu-log.h"


void xtensa_translate_init(void)
{
}

void gen_intermediate_code(CPUState *env, TranslationBlock *tb)
{
}

void gen_intermediate_code_pc(CPUState *env, TranslationBlock *tb)
{
}

void cpu_dump_state(CPUState *env, FILE *f, fprintf_function cpu_fprintf,
        int flags)
{
    int i;

    cpu_fprintf(f, "PC=%08x\n", env->pc);

    for (i = 0; i < 16; ++i) {
        cpu_fprintf(f, "A%02d=%08x%c", i, env->regs[i],
                (i % 4) == 3 ? '\n' : ' ');
    }
}

void restore_state_to_opc(CPUState *env, TranslationBlock *tb, int pc_pos)
{
    env->pc = gen_opc_pc[pc_pos];
}