qemu/disas/tci.c
Paolo Bonzini 63c915526d cpu: move exec-all.h inclusion out of cpu.h
exec-all.h contains TCG-specific definitions.  It is not needed outside
TCG-specific files such as translate.c, exec.c or *helper.c.

One generic function had snuck into include/exec/exec-all.h; move it to
include/qom/cpu.h.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-05-19 16:42:29 +02:00

63 lines
1.8 KiB
C

/*
* Tiny Code Interpreter for QEMU - disassembler
*
* Copyright (c) 2011 Stefan Weil
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "qemu/osdep.h"
#include "qemu-common.h"
#include "disas/bfd.h"
#include "exec/exec-all.h"
#include "tcg/tcg.h"
/* Disassemble TCI bytecode. */
int print_insn_tci(bfd_vma addr, disassemble_info *info)
{
int length;
uint8_t byte;
int status;
TCGOpcode op;
status = info->read_memory_func(addr, &byte, 1, info);
if (status != 0) {
info->memory_error_func(status, addr, info);
return -1;
}
op = byte;
addr++;
status = info->read_memory_func(addr, &byte, 1, info);
if (status != 0) {
info->memory_error_func(status, addr, info);
return -1;
}
length = byte;
if (op >= tcg_op_defs_max) {
info->fprintf_func(info->stream, "illegal opcode %d", op);
} else {
const TCGOpDef *def = &tcg_op_defs[op];
int nb_oargs = def->nb_oargs;
int nb_iargs = def->nb_iargs;
int nb_cargs = def->nb_cargs;
/* TODO: Improve disassembler output. */
info->fprintf_func(info->stream, "%s\to=%d i=%d c=%d",
def->name, nb_oargs, nb_iargs, nb_cargs);
}
return length;
}