qemu-patch-raspberry4/disas/tci.c
Markus Armbruster 3979fca4b6 disas: Rename include/disas/bfd.h back to include/disas/dis-asm.h
Commit dc99065b5f (v0.1.0) added dis-asm.h from binutils.

Commit 43d4145a98 (v0.1.5) inlined bfd.h into dis-asm.h to remove the
dependency on binutils.

Commit 76cad71136 (v1.4.0) moved dis-asm.h to include/disas/bfd.h.
The new name is confusing when you try to match against (pre GPLv3+)
binutils.  Rename it back.  Keep it in the same directory, of course.

Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190417191805.28198-17-armbru@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2019-04-18 22:18:59 +02:00

62 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/dis-asm.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;
}