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binutils-gdb/opcodes/rl78-decode.opc

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/* -*- c -*- */
/* Copyright (C) 2012-2021 Free Software Foundation, Inc.
Contributed by Red Hat.
Written by DJ Delorie.
This file is part of the GNU opcodes library.
This library 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 3, or (at your option)
any later version.
It 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, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#include "sysdep.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "bfd.h"
#include "opintl.h"
#include "opcode/rl78.h"
static int trace = 0;
typedef struct
{
RL78_Opcode_Decoded * rl78;
int (* getbyte)(void *);
void * ptr;
unsigned char * op;
} LocalData;
#define ID(x) rl78->id = RLO_##x, rl78->lineno = __LINE__
#define OP(n,t,r,a) (rl78->op[n].type = t, \
rl78->op[n].reg = r, \
rl78->op[n].addend = a )
#define OPX(n,t,r1,r2,a) \
(rl78->op[n].type = t, \
rl78->op[n].reg = r1, \
rl78->op[n].reg2 = r2, \
rl78->op[n].addend = a )
#define W() rl78->size = RL78_Word
#define AU ATTRIBUTE_UNUSED
#define OP_BUF_LEN 20
#define GETBYTE() (ld->rl78->n_bytes < (OP_BUF_LEN - 1) ? ld->op [ld->rl78->n_bytes++] = ld->getbyte (ld->ptr): 0)
#define B ((unsigned long) GETBYTE())
#define SYNTAX(x) rl78->syntax = x
#define UNSUPPORTED() \
rl78->syntax = "*unknown*"
#define RB(x) ((x)+RL78_Reg_X)
#define RW(x) ((x)+RL78_Reg_AX)
#define Fz rl78->flags = RL78_PSW_Z
#define Fza rl78->flags = RL78_PSW_Z | RL78_PSW_AC
#define Fzc rl78->flags = RL78_PSW_Z | RL78_PSW_CY
#define Fzac rl78->flags = RL78_PSW_Z | RL78_PSW_AC | RL78_PSW_CY
#define Fa rl78->flags = RL78_PSW_AC
#define Fc rl78->flags = RL78_PSW_CY
#define Fac rl78->flags = RL78_PSW_AC | RL78_PSW_CY
#define IMMU(bytes) immediate (bytes, 0, ld)
#define IMMS(bytes) immediate (bytes, 1, ld)
static int
immediate (int bytes, int sign_extend, LocalData * ld)
{
unsigned long i = 0;
switch (bytes)
{
case 1:
i |= B;
if (sign_extend && (i & 0x80))
i -= 0x100;
break;
case 2:
i |= B;
i |= B << 8;
if (sign_extend && (i & 0x8000))
i -= 0x10000;
break;
case 3:
i |= B;
i |= B << 8;
i |= B << 16;
if (sign_extend && (i & 0x800000))
i -= 0x1000000;
break;
default:
opcodes_error_handler
/* xgettext:c-format */
(_("internal error: immediate() called with invalid byte count %d"),
bytes);
abort();
}
return i;
}
#define DC(c) OP (0, RL78_Operand_Immediate, 0, c)
#define DR(r) OP (0, RL78_Operand_Register, RL78_Reg_##r, 0)
#define DRB(r) OP (0, RL78_Operand_Register, RB(r), 0)
#define DRW(r) OP (0, RL78_Operand_Register, RW(r), 0)
#define DM(r,a) OP (0, RL78_Operand_Indirect, RL78_Reg_##r, a)
#define DM2(r1,r2,a) OPX (0, RL78_Operand_Indirect, RL78_Reg_##r1, RL78_Reg_##r2, a)
#define DE() rl78->op[0].use_es = 1
#define DB(b) set_bit (rl78->op, b)
#define DCY() DR(PSW); DB(0)
#define DPUSH() OP (0, RL78_Operand_PreDec, RL78_Reg_SP, 0);
#define SC(c) OP (1, RL78_Operand_Immediate, 0, c)
#define SR(r) OP (1, RL78_Operand_Register, RL78_Reg_##r, 0)
#define SRB(r) OP (1, RL78_Operand_Register, RB(r), 0)
#define SRW(r) OP (1, RL78_Operand_Register, RW(r), 0)
#define SM(r,a) OP (1, RL78_Operand_Indirect, RL78_Reg_##r, a)
#define SM2(r1,r2,a) OPX (1, RL78_Operand_Indirect, RL78_Reg_##r1, RL78_Reg_##r2, a)
#define SE() rl78->op[1].use_es = 1
#define SB(b) set_bit (rl78->op+1, b)
#define SCY() SR(PSW); SB(0)
#define COND(c) rl78->op[1].condition = RL78_Condition_##c
#define SPOP() OP (1, RL78_Operand_PostInc, RL78_Reg_SP, 0);
static void
set_bit (RL78_Opcode_Operand *op, int bit)
{
op->bit_number = bit;
switch (op->type) {
case RL78_Operand_Register:
op->type = RL78_Operand_Bit;
break;
case RL78_Operand_Indirect:
op->type = RL78_Operand_BitIndirect;
break;
default:
break;
}
}
static int
saddr (int x)
{
if (x < 0x20)
return 0xfff00 + x;
return 0xffe00 + x;
}
static int
sfr (int x)
{
return 0xfff00 + x;
}
#define SADDR saddr (IMMU (1))
#define SFR sfr (IMMU (1))
int
rl78_decode_opcode (unsigned long pc AU,
RL78_Opcode_Decoded * rl78,
int (* getbyte)(void *),
void * ptr,
RL78_Dis_Isa isa)
{
LocalData lds, * ld = &lds;
unsigned char op_buf[OP_BUF_LEN] = {0};
unsigned char *op = op_buf;
int op0, op1;
lds.rl78 = rl78;
lds.getbyte = getbyte;
lds.ptr = ptr;
lds.op = op;
memset (rl78, 0, sizeof (*rl78));
start_again:
/* Byte registers, not including A. */
/** VARY rba 000 010 011 100 101 110 111 */
/* Word registers, not including AX. */
/** VARY ra 01 10 11 */
/*----------------------------------------------------------------------*/
/* ES: prefix */
/** 0001 0001 es: */
DE(); SE();
op ++;
pc ++;
goto start_again;
/*----------------------------------------------------------------------*/
/** 0000 1111 add %0, %e!1 */
ID(add); DR(A); SM(None, IMMU(2)); Fzac;
/** 0000 1101 add %0, %e1 */
ID(add); DR(A); SM(HL, 0); Fzac;
/** 0110 0001 1000 000 add %0, %e1 */
ID(add); DR(A); SM2(HL, B, 0); Fzac;
/** 0000 1110 add %0, %ea1 */
ID(add); DR(A); SM(HL, IMMU(1)); Fzac;
/** 0110 0001 1000 0010 add %0, %e1 */
ID(add); DR(A); SM2(HL, C, 0); Fzac;
/** 0000 1100 add %0, #%1 */
ID(add); DR(A); SC(IMMU(1)); Fzac;
/** 0110 0001 0000 1rba add %0, %1 */
ID(add); DR(A); SRB(rba); Fzac;
/** 0000 1011 add %0, %1 */
ID(add); DR(A); SM(None, SADDR); Fzac;
/** 0110 0001 0000 0reg add %0, %1 */
ID(add); DRB(reg); SR(A); Fzac;
/** 0000 1010 add %0, #%1 */
ID(add); DM(None, SADDR); SC(IMMU(1)); Fzac;
/*----------------------------------------------------------------------*/
/** 0001 1111 addc %0, %e!1 */
ID(addc); DR(A); SM(None, IMMU(2)); Fzac;
/** 0001 1101 addc %0, %e1 */
ID(addc); DR(A); SM(HL, 0); Fzac;
/** 0110 0001 1001 0000 addc %0, %e1 */
ID(addc); DR(A); SM2(HL, B, 0); Fzac;
/** 0110 0001 1001 0010 addc %0, %e1 */
ID(addc); DR(A); SM2(HL, C, 0); Fzac;
/** 0001 1110 addc %0, %ea1 */
ID(addc); DR(A); SM(HL, IMMU(1)); Fzac;
/** 0001 1100 addc %0, #%1 */
ID(addc); DR(A); SC(IMMU(1)); Fzac;
/** 0110 0001 0001 1rba addc %0, %1 */
ID(addc); DR(A); SRB(rba); Fzac;
/** 0110 0001 0001 0reg addc %0, %1 */
ID(addc); DRB(reg); SR(A); Fzac;
/** 0001 1011 addc %0, %1 */
ID(addc); DR(A); SM(None, SADDR); Fzac;
/** 0001 1010 addc %0, #%1 */
ID(addc); DM(None, SADDR); SC(IMMU(1)); Fzac;
/*----------------------------------------------------------------------*/
/** 0000 0010 addw %0, %e!1 */
ID(add); W(); DR(AX); SM(None, IMMU(2)); Fzac;
/** 0110 0001 0000 1001 addw %0, %ea1 */
ID(add); W(); DR(AX); SM(HL, IMMU(1)); Fzac;
/** 0000 0100 addw %0, #%1 */
ID(add); W(); DR(AX); SC(IMMU(2)); Fzac;
/** 0000 0rw1 addw %0, %1 */
ID(add); W(); DR(AX); SRW(rw); Fzac;
/** 0000 0110 addw %0, %1 */
ID(add); W(); DR(AX); SM(None, SADDR); Fzac;
/** 0001 0000 addw %0, #%1 */
ID(add); W(); DR(SP); SC(IMMU(1)); Fzac;
/*----------------------------------------------------------------------*/
/** 0101 1111 and %0, %e!1 */
ID(and); DR(A); SM(None, IMMU(2)); Fz;
/** 0101 1101 and %0, %e1 */
ID(and); DR(A); SM(HL, 0); Fz;
/** 0110 0001 1101 0000 and %0, %e1 */
ID(and); DR(A); SM2(HL, B, 0); Fz;
/** 0101 1110 and %0, %ea1 */
ID(and); DR(A); SM(HL, IMMU(1)); Fz;
/** 0110 0001 1101 0010 and %0, %e1 */
ID(and); DR(A); SM2(HL, C, 0); Fz;
/** 0101 1100 and %0, #%1 */
ID(and); DR(A); SC(IMMU(1)); Fz;
/** 0110 0001 0101 1rba and %0, %1 */
ID(and); DR(A); SRB(rba); Fz;
/** 0110 0001 0101 0reg and %0, %1 */
ID(and); DRB(reg); SR(A); Fz;
/** 0101 1011 and %0, %1 */
ID(and); DR(A); SM(None, SADDR); Fz;
/** 0101 1010 and %0, #%1 */
ID(and); DM(None, SADDR); SC(IMMU(1)); Fz;
/*----------------------------------------------------------------------*/
/** 0111 0001 1bit 0101 and1 cy, %e1 */
ID(and); DCY(); SM(HL, 0); SB(bit);
/** 0111 0001 1bit 1101 and1 cy, %1 */
ID(and); DCY(); SR(A); SB(bit);
/** 0111 0001 0bit 1101 and1 cy, %s1 */
ID(and); DCY(); SM(None, SFR); SB(bit);
/** 0111 0001 0bit 0101 and1 cy, %s1 */
ID(and); DCY(); SM(None, SADDR); SB(bit);
/*----------------------------------------------------------------------*/
/* Note that the branch insns need to be listed before the shift
ones, as "shift count of zero" means "branch insn" */
/** 1101 1100 bc $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+2); SR(None); COND(C);
/** 1101 1110 bnc $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+2); SR(None); COND(NC);
/** 0110 0001 1100 0011 bh $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+3); SR(None); COND(H);
/** 0110 0001 1101 0011 bnh $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+3); SR(None); COND(NH);
/** 1101 1101 bz $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+2); SR(None); COND(Z);
/** 1101 1111 bnz $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+2); SR(None); COND(NZ);
/*----------------------------------------------------------------------*/
/** 0011 0001 1bit 0101 bf %e1, $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+3); SM(HL,0); SB(bit); COND(F);
/** 0011 0001 0bit 0101 bf %1, $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+3); SR(A); SB(bit); COND(F);
/** 0011 0001 1bit 0100 bf %s1, $%a0 */
ID(branch_cond); SM(None, SFR); SB(bit); DC(pc+IMMS(1)+4); COND(F);
/** 0011 0001 0bit 0100 bf %s1, $%a0 */
ID(branch_cond); SM(None, SADDR); SB(bit); DC(pc+IMMS(1)+4); COND(F);
/*----------------------------------------------------------------------*/
/** 1110 1100 br !%!a0 */
ID(branch); DC(IMMU(3));
/** 1110 1101 br %!a0 */
ID(branch); DC(IMMU(2));
/** 1110 1110 br $%!a0 */
ID(branch); DC(pc+IMMS(2)+3);
/** 1110 1111 br $%a0 */
ID(branch); DC(pc+IMMS(1)+2);
/** 0110 0001 1100 1011 br ax */
ID(branch); DR(AX);
/*----------------------------------------------------------------------*/
/** 1111 1111 brk1 */
ID(break);
/** 0110 0001 1100 1100 brk */
ID(break);
/*----------------------------------------------------------------------*/
/** 0011 0001 1bit 0011 bt %e1, $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+3); SM(HL,0); SB(bit); COND(T);
/** 0011 0001 0bit 0011 bt %1, $%a0 */
ID(branch_cond); DC(pc+IMMS(1)+3); SR(A); SB(bit); COND(T);
/** 0011 0001 1bit 0010 bt %s1, $%a0 */
ID(branch_cond); SM(None, SFR); SB(bit); DC(pc+IMMS(1)+4); COND(T);
/** 0011 0001 0bit 0010 bt %s1, $%a0 */
ID(branch_cond); SM(None, SADDR); SB(bit); DC(pc+IMMS(1)+4); COND(T);
/*----------------------------------------------------------------------*/
/** 0011 0001 1bit 0001 btclr %e1, $%a0 */
ID(branch_cond_clear); DC(pc+IMMS(1)+3); SM(HL,0); SB(bit); COND(T);
/** 0011 0001 0bit 0001 btclr %1, $%a0 */
ID(branch_cond_clear); DC(pc+IMMS(1)+3); SR(A); SB(bit); COND(T);
/** 0011 0001 1bit 0000 btclr %s1, $%a0 */
ID(branch_cond_clear); SM(None, SFR); SB(bit); DC(pc+IMMS(1)+4); COND(T);
/** 0011 0001 0bit 0000 btclr %s1, $%a0 */
ID(branch_cond_clear); SM(None, SADDR); SB(bit); DC(pc+IMMS(1)+4); COND(T);
/*----------------------------------------------------------------------*/
/** 1111 1100 call !%!a0 */
ID(call); DC(IMMU(3));
/** 1111 1101 call %!a0 */
ID(call); DC(IMMU(2));
/** 1111 1110 call $%!a0 */
ID(call); DC(pc+IMMS(2)+3);
/** 0110 0001 11rg 1010 call %0 */
ID(call); DRW(rg);
/** 0110 0001 1nnn 01mm callt [%x0] */
ID(call); DM(None, 0x80 + mm*16 + nnn*2);
/*----------------------------------------------------------------------*/
/** 0111 0001 0bit 1000 clr1 %e!0 */
ID(mov); DM(None, IMMU(2)); DB(bit); SC(0);
/** 0111 0001 1bit 0011 clr1 %e0 */
ID(mov); DM(HL, 0); DB(bit); SC(0);
/** 0111 0001 1bit 1011 clr1 %0 */
ID(mov); DR(A); DB(bit); SC(0);
/** 0111 0001 1000 1000 clr1 cy */
ID(mov); DCY(); SC(0);
/** 0111 0001 0bit 1011 clr1 %s0 */
op0 = SFR;
ID(mov); DM(None, op0); DB(bit); SC(0);
if (op0 == RL78_SFR_PSW && bit == 7)
rl78->syntax = "di";
/** 0111 0001 0bit 0011 clr1 %0 */
ID(mov); DM(None, SADDR); DB(bit); SC(0);
/*----------------------------------------------------------------------*/
/** 1111 0101 clrb %e!0 */
ID(mov); DM(None, IMMU(2)); SC(0);
/** 1111 00rg clrb %0 */
ID(mov); DRB(rg); SC(0);
/** 1111 0100 clrb %0 */
ID(mov); DM(None, SADDR); SC(0);
/*----------------------------------------------------------------------*/
/** 1111 0110 clrw %0 */
ID(mov); DR(AX); SC(0);
/** 1111 0111 clrw %0 */
ID(mov); DR(BC); SC(0);
/*----------------------------------------------------------------------*/
/** 0100 0000 cmp %e!0, #%1 */
ID(cmp); DM(None, IMMU(2)); SC(IMMU(1)); Fzac;
/** 0100 1010 cmp %0, #%1 */
ID(cmp); DM(None, SADDR); SC(IMMU(1)); Fzac;
/** 0100 1111 cmp %0, %e!1 */
ID(cmp); DR(A); SM(None, IMMU(2)); Fzac;
/** 0100 1101 cmp %0, %e1 */
ID(cmp); DR(A); SM(HL, 0); Fzac;
/** 0110 0001 1100 0000 cmp %0, %e1 */
ID(cmp); DR(A); SM2(HL, B, 0); Fzac;
/** 0110 0001 1100 0010 cmp %0, %e1 */
ID(cmp); DR(A); SM2(HL, C, 0); Fzac;
/** 0100 1110 cmp %0, %ea1 */
ID(cmp); DR(A); SM(HL, IMMU(1)); Fzac;
/** 0100 1100 cmp %0, #%1 */
ID(cmp); DR(A); SC(IMMU(1)); Fzac;
/** 0110 0001 0100 1rba cmp %0, %1 */
ID(cmp); DR(A); SRB(rba); Fzac;
/** 0110 0001 0100 0reg cmp %0, %1 */
ID(cmp); DRB(reg); SR(A); Fzac;
/** 0100 1011 cmp %0, %1 */
ID(cmp); DR(A); SM(None, SADDR); Fzac;
/*----------------------------------------------------------------------*/
/** 1101 0101 cmp0 %e!0 */
ID(cmp); DM(None, IMMU(2)); SC(0); Fzac;
/** 1101 00rg cmp0 %0 */
ID(cmp); DRB(rg); SC(0); Fzac;
/** 1101 0100 cmp0 %0 */
ID(cmp); DM(None, SADDR); SC(0); Fzac;
/*----------------------------------------------------------------------*/
/** 0110 0001 1101 1110 cmps %0, %ea1 */
ID(cmp); DR(X); SM(HL, IMMU(1)); Fzac;
/*----------------------------------------------------------------------*/
/** 0100 0010 cmpw %0, %e!1 */
ID(cmp); W(); DR(AX); SM(None, IMMU(2)); Fzac;
/** 0110 0001 0100 1001 cmpw %0, %ea1 */
ID(cmp); W(); DR(AX); SM(HL, IMMU(1)); Fzac;
/** 0100 0100 cmpw %0, #%1 */
ID(cmp); W(); DR(AX); SC(IMMU(2)); Fzac;
/** 0100 0ra1 cmpw %0, %1 */
ID(cmp); W(); DR(AX); SRW(ra); Fzac;
/** 0100 0110 cmpw %0, %1 */
ID(cmp); W(); DR(AX); SM(None, SADDR); Fzac;
/*----------------------------------------------------------------------*/
/** 1011 0000 dec %e!0 */
ID(sub); DM(None, IMMU(2)); SC(1); Fza;
/** 0110 0001 0110 1001 dec %ea0 */
ID(sub); DM(HL, IMMU(1)); SC(1); Fza;
/** 1001 0reg dec %0 */
ID(sub); DRB(reg); SC(1); Fza;
/** 1011 0100 dec %0 */
ID(sub); DM(None, SADDR); SC(1); Fza;
/*----------------------------------------------------------------------*/
/** 1011 0010 decw %e!0 */
ID(sub); W(); DM(None, IMMU(2)); SC(1);
/** 0110 0001 1000 1001 decw %ea0 */
ID(sub); W(); DM(HL, IMMU(1)); SC(1);
/** 1011 0rg1 decw %0 */
ID(sub); W(); DRW(rg); SC(1);
/** 1011 0110 decw %0 */
ID(sub); W(); DM(None, SADDR); SC(1);
/*----------------------------------------------------------------------*/
/** 0110 0001 1110 1101 halt */
ID(halt);
/*----------------------------------------------------------------------*/
/** 1010 0000 inc %e!0 */
ID(add); DM(None, IMMU(2)); SC(1); Fza;
/** 0110 0001 0101 1001 inc %ea0 */
ID(add); DM(HL, IMMU(1)); SC(1); Fza;
/** 1000 0reg inc %0 */
ID(add); DRB(reg); SC(1); Fza;
/** 1010 0100 inc %0 */
ID(add); DM(None, SADDR); SC(1); Fza;
/*----------------------------------------------------------------------*/
/** 1010 0010 incw %e!0 */
ID(add); W(); DM(None, IMMU(2)); SC(1);
/** 0110 0001 0111 1001 incw %ea0 */
ID(add); W(); DM(HL, IMMU(1)); SC(1);
/** 1010 0rg1 incw %0 */
ID(add); W(); DRW(rg); SC(1);
/** 1010 0110 incw %0 */
ID(add); W(); DM(None, SADDR); SC(1);
/*----------------------------------------------------------------------*/
/** 1100 1111 mov %e!0, #%1 */
ID(mov); DM(None, IMMU(2)); SC(IMMU(1));
/** 1001 1111 mov %e!0, %1 */
ID(mov); DM(None, IMMU(2)); SR(A);
/** 1001 1001 mov %e0, %1 */
ID(mov); DM(DE, 0); SR(A);
/** 1100 1010 mov %ea0, #%1 */
ID(mov); DM(DE, IMMU(1)); SC(IMMU(1));
/** 1001 1010 mov %ea0, %1 */
ID(mov); DM(DE, IMMU(1)); SR(A);
/** 1001 1011 mov %e0, %1 */
ID(mov); DM(HL, 0); SR(A);
/** 0110 0001 1101 1001 mov %e0, %1 */
ID(mov); DM2(HL, B, 0); SR(A);
/** 1100 1100 mov %ea0, #%1 */
ID(mov); DM(HL, IMMU(1)); SC(IMMU(1));
/** 1001 1100 mov %ea0, %1 */
ID(mov); DM(HL, IMMU(1)); SR(A);
/** 0110 0001 1111 1001 mov %e0, %1 */
ID(mov); DM2(HL, C, 0); SR(A);
/** 1100 1000 mov %a0, #%1 */
ID(mov); DM(SP, IMMU(1)); SC(IMMU(1));
/** 1001 1000 mov %a0, %1 */
ID(mov); DM(SP, IMMU(1)); SR(A);
/** 1000 1111 mov %0, %e!1 */
ID(mov); DR(A); SM(None, IMMU(2));
/** 1000 1001 mov %0, %e1 */
ID(mov); DR(A); SM(DE, 0);
/** 1000 1010 mov %0, %ea1 */
ID(mov); DR(A); SM(DE, IMMU(1));
/** 1000 1011 mov %0, %e1 */
ID(mov); DR(A); SM(HL, 0);
/** 1000 1100 mov %0, %ea1 */
ID(mov); DR(A); SM(HL, IMMU(1));
/** 0110 0001 1100 1001 mov %0, %e1 */
ID(mov); DR(A); SM2(HL, B, 0);
/** 0110 0001 1110 1001 mov %0, %e1 */
ID(mov); DR(A); SM2(HL, C, 0);
/** 1000 1000 mov %0, %ea1 */
ID(mov); DR(A); SM(SP, IMMU(1));
/** 0101 0reg mov %0, #%1 */
ID(mov); DRB(reg); SC(IMMU(1));
/** 0110 0rba mov %0, %1 */
ID(mov); DR(A); SRB(rba);
/** 1000 1110 1111 1101 mov %0, %1 */
ID(mov); DR(A); SR(ES);
/** 0000 1001 mov %0, %e1 */
ID(mov); DR(A); SM(B, IMMU(2));
/** 0100 1001 mov %0, %e1 */
ID(mov); DR(A); SM(BC, IMMU(2));
/** 0010 1001 mov %0, %e1 */
ID(mov); DR(A); SM(C, IMMU(2));
/** 1000 1110 mov %0, %s1 */
ID(mov); DR(A); SM(None, SFR);
/** 1000 1101 mov %0, %1 */
ID(mov); DR(A); SM(None, SADDR);
/** 1110 1001 mov %0, %e!1 */
ID(mov); DR(B); SM(None, IMMU(2));
/** 0111 0rba mov %0, %1 */
ID(mov); DRB(rba); SR(A);
/** 1110 1000 mov %0, %1 */
ID(mov); DR(B); SM(None, SADDR);
/** 1111 1001 mov %0, %e!1 */
ID(mov); DR(C); SM(None, IMMU(2));
/** 1111 1000 mov %0, %1 */
ID(mov); DR(C); SM(None, SADDR);
/** 1101 1001 mov %0, %e!1 */
ID(mov); DR(X); SM(None, IMMU(2));
/** 1101 1000 mov %0, %1 */
ID(mov); DR(X); SM(None, SADDR);
/** 1001 1110 1111 1100 mov %0, %1 */
ID(mov); DR(CS); SR(A);
/** 0100 0001 mov %0, #%1 */
ID(mov); DR(ES); SC(IMMU(1));
/** 1001 1110 1111 1101 mov %0, %1 */
ID(mov); DR(ES); SR(A);
/** 0110 0001 1011 1000 mov %0, %1 */
ID(mov); DR(ES); SM(None, SADDR);
/** 0001 1001 mov %e0, #%1 */
ID(mov); DM(B, IMMU(2)); SC(IMMU(1));
/** 0001 1000 mov %e0, %1 */
ID(mov); DM(B, IMMU(2)); SR(A);
/** 0011 1001 mov %e0, #%1 */
ID(mov); DM(BC, IMMU(2)); SC(IMMU(1));
/** 0100 1000 mov %e0, %1 */
ID(mov); DM(BC, IMMU(2)); SR(A);
/** 0011 1000 mov %e0, #%1 */
ID(mov); DM(C, IMMU(2)); SC(IMMU(1));
/** 0010 1000 mov %e0, %1 */
ID(mov); DM(C, IMMU(2)); SR(A);
/** 1100 1101 mov %0, #%1 */
ID(mov); DM(None, SADDR); SC(IMMU(1));
/** 1001 1101 mov %0, %1 */
ID(mov); DM(None, SADDR); SR(A);
/** 1100 1110 mov %s0, #%1 */
op0 = SFR;
op1 = IMMU(1);
ID(mov); DM(None, op0); SC(op1);
if (op0 == 0xffffb && isa == RL78_ISA_G14)
switch (op1)
{
case 0x01:
rl78->syntax = "mulhu"; ID(mulhu);
break;
case 0x02:
rl78->syntax = "mulh"; ID(mulh);
break;
case 0x03:
rl78->syntax = "divhu"; ID(divhu);
break;
case 0x04:
rl78->syntax = "divwu <old-encoding>"; ID(divwu);
break;
case 0x05:
rl78->syntax = "machu"; ID(machu);
break;
case 0x06:
rl78->syntax = "mach"; ID(mach);
break;
case 0x0b:
rl78->syntax = "divwu"; ID(divwu);
break;
}
/** 1001 1110 mov %s0, %1 */
ID(mov); DM(None, SFR); SR(A);
/*----------------------------------------------------------------------*/
/** 0111 0001 1bit 0001 mov1 %e0, cy */
ID(mov); DM(HL, 0); DB(bit); SCY();
/** 0111 0001 1bit 1001 mov1 %e0, cy */
ID(mov); DR(A); DB(bit); SCY();
/** 0111 0001 1bit 0100 mov1 cy, %e1 */
ID(mov); DCY(); SM(HL, 0); SB(bit);
/** 0111 0001 1bit 1100 mov1 cy, %e1 */
ID(mov); DCY(); SR(A); SB(bit);
/** 0111 0001 0bit 0100 mov1 cy, %1 */
ID(mov); DCY(); SM(None, SADDR); SB(bit);
/** 0111 0001 0bit 1100 mov1 cy, %s1 */
ID(mov); DCY(); SM(None, SFR); SB(bit);
/** 0111 0001 0bit 0001 mov1 %0, cy */
ID(mov); DM(None, SADDR); DB(bit); SCY();
/** 0111 0001 0bit 1001 mov1 %s0, cy */
ID(mov); DM(None, SFR); DB(bit); SCY();
/*----------------------------------------------------------------------*/
/** 0110 0001 1100 1110 movs %ea0, %1 */
ID(mov); DM(HL, IMMU(1)); SR(X); Fzc;
/*----------------------------------------------------------------------*/
/** 1011 1111 movw %e!0, %1 */
ID(mov); W(); DM(None, IMMU(2)); SR(AX);
/** 1011 1001 movw %e0, %1 */
ID(mov); W(); DM(DE, 0); SR(AX);
/** 1011 1010 movw %ea0, %1 */
ID(mov); W(); DM(DE, IMMU(1)); SR(AX);
/** 1011 1011 movw %e0, %1 */
ID(mov); W(); DM(HL, 0); SR(AX);
/** 1011 1100 movw %ea0, %1 */
ID(mov); W(); DM(HL, IMMU(1)); SR(AX);
/** 1011 1000 movw %a0, %1 */
ID(mov); W(); DM(SP, IMMU(1)); SR(AX);
/** 1010 1111 movw %0, %e!1 */
ID(mov); W(); DR(AX); SM(None, IMMU(2));
/** 1010 1001 movw %0, %e1 */
ID(mov); W(); DR(AX); SM(DE, 0);
/** 1010 1010 movw %0, %ea1 */
ID(mov); W(); DR(AX); SM(DE, IMMU(1));
/** 1010 1011 movw %0, %e1 */
ID(mov); W(); DR(AX); SM(HL, 0);
/** 1010 1100 movw %0, %ea1 */
ID(mov); W(); DR(AX); SM(HL, IMMU(1));
/** 1010 1000 movw %0, %a1 */
ID(mov); W(); DR(AX); SM(SP, IMMU(1));
/** 0011 0rg0 movw %0, #%1 */
ID(mov); W(); DRW(rg); SC(IMMU(2));
/** 0001 0ra1 movw %0, %1 */
ID(mov); W(); DR(AX); SRW(ra);
/** 0001 0ra0 movw %0, %1 */
ID(mov); W(); DRW(ra); SR(AX);
/** 0101 1001 movw %0, %e1 */
ID(mov); W(); DR(AX); SM(B, IMMU(2));
/** 0110 1001 movw %0, %e1 */
ID(mov); W(); DR(AX); SM(C, IMMU(2));
/** 0111 1001 movw %0, %e1 */
ID(mov); W(); DR(AX); SM(BC, IMMU(2));
/** 0101 1000 movw %e0, %1 */
ID(mov); W(); DM(B, IMMU(2)); SR(AX);
/** 0110 1000 movw %e0, %1 */
ID(mov); W(); DM(C, IMMU(2)); SR(AX);
/** 0111 1000 movw %e0, %1 */
ID(mov); W(); DM(BC, IMMU(2)); SR(AX);
/** 1010 1101 movw %0, %1 */
ID(mov); W(); DR(AX); SM(None, SADDR);
/** 1010 1110 movw %0, %s1 */
ID(mov); W(); DR(AX); SM(None, SFR);
/** 11ra 1011 movw %0, %es!1 */
ID(mov); W(); DRW(ra); SM(None, IMMU(2));
/** 11ra 1010 movw %0, %1 */
ID(mov); W(); DRW(ra); SM(None, SADDR);
/** 1100 1001 movw %0, #%1 */
ID(mov); W(); DM(None, SADDR); SC(IMMU(2));
/** 1011 1101 movw %0, %1 */
ID(mov); W(); DM(None, SADDR); SR(AX);
/** 1100 1011 movw %s0, #%1 */
ID(mov); W(); DM(None, SFR); SC(IMMU(2));
/** 1011 1110 movw %s0, %1 */
ID(mov); W(); DM(None, SFR); SR(AX);
/*----------------------------------------------------------------------*/
/** 1101 0110 mulu x */
ID(mulu);
/*----------------------------------------------------------------------*/
/** 0000 0000 nop */
ID(nop);
/*----------------------------------------------------------------------*/
/** 0111 0001 1100 0000 not1 cy */
ID(xor); DCY(); SC(1);
/*----------------------------------------------------------------------*/
/** 1110 0101 oneb %e!0 */
ID(mov); DM(None, IMMU(2)); SC(1);
/** 1110 00rg oneb %0 */
ID(mov); DRB(rg); SC(1);
/** 1110 0100 oneb %0 */
ID(mov); DM(None, SADDR); SC(1);
/*----------------------------------------------------------------------*/
/** 1110 0110 onew %0 */
ID(mov); DR(AX); SC(1);
/** 1110 0111 onew %0 */
ID(mov); DR(BC); SC(1);
/*----------------------------------------------------------------------*/
/** 0110 1111 or %0, %e!1 */
ID(or); DR(A); SM(None, IMMU(2)); Fz;
/** 0110 1101 or %0, %e1 */
ID(or); DR(A); SM(HL, 0); Fz;
/** 0110 0001 1110 0000 or %0, %e1 */
ID(or); DR(A); SM2(HL, B, 0); Fz;
/** 0110 1110 or %0, %ea1 */
ID(or); DR(A); SM(HL, IMMU(1)); Fz;
/** 0110 0001 1110 0010 or %0, %e1 */
ID(or); DR(A); SM2(HL, C, 0); Fz;
/** 0110 1100 or %0, #%1 */
ID(or); DR(A); SC(IMMU(1)); Fz;
/** 0110 0001 0110 1rba or %0, %1 */
ID(or); DR(A); SRB(rba); Fz;
/** 0110 0001 0110 0reg or %0, %1 */
ID(or); DRB(reg); SR(A); Fz;
/** 0110 1011 or %0, %1 */
ID(or); DR(A); SM(None, SADDR); Fz;
/** 0110 1010 or %0, #%1 */
ID(or); DM(None, SADDR); SC(IMMU(1)); Fz;
/*----------------------------------------------------------------------*/
/** 0111 0001 1bit 0110 or1 cy, %e1 */
ID(or); DCY(); SM(HL, 0); SB(bit);
/** 0111 0001 1bit 1110 or1 cy, %1 */
ID(or); DCY(); SR(A); SB(bit);
/** 0111 0001 0bit 1110 or1 cy, %s1 */
ID(or); DCY(); SM(None, SFR); SB(bit);
/** 0111 0001 0bit 0110 or1 cy, %s1 */
ID(or); DCY(); SM(None, SADDR); SB(bit);
/*----------------------------------------------------------------------*/
/** 1100 0rg0 pop %0 */
ID(mov); W(); DRW(rg); SPOP();
/** 0110 0001 1100 1101 pop %s0 */
ID(mov); W(); DR(PSW); SPOP();
/*----------------------------------------------------------------------*/
/** 1100 0rg1 push %1 */
ID(mov); W(); DPUSH(); SRW(rg);
/** 0110 0001 1101 1101 push %s1 */
ID(mov); W(); DPUSH(); SR(PSW);
/*----------------------------------------------------------------------*/
/** 1101 0111 ret */
ID(ret);
/** 0110 0001 1111 1100 reti */
ID(reti);
/** 0110 0001 1110 1100 retb */
ID(reti);
/*----------------------------------------------------------------------*/
/** 0110 0001 1110 1011 rol %0, %1 */
ID(rol); DR(A); SC(1);
/** 0110 0001 1101 1100 rolc %0, %1 */
ID(rolc); DR(A); SC(1);
/** 0110 0001 111r 1110 rolwc %0, %1 */
ID(rolc); W(); DRW(r); SC(1);
/** 0110 0001 1101 1011 ror %0, %1 */
ID(ror); DR(A); SC(1);
/** 0110 0001 1111 1011 rorc %0, %1 */
ID(rorc); DR(A); SC(1);
/*----------------------------------------------------------------------*/
/* Note that the branch insns need to be listed before the shift
ones, as "shift count of zero" means "branch insn" */
/** 0011 0001 0cnt 1011 sar %0, %1 */
ID(sar); DR(A); SC(cnt);
/** 0011 0001 wcnt 1111 sarw %0, %1 */
ID(sar); W(); DR(AX); SC(wcnt);
/*----------------------------------------------------------------------*/
/** 0110 0001 11rb 1111 sel rb%1 */
ID(sel); SC(rb);
/*----------------------------------------------------------------------*/
/** 0111 0001 0bit 0000 set1 %e!0 */
ID(mov); DM(None, IMMU(2)); DB(bit); SC(1);
/** 0111 0001 1bit 0010 set1 %e0 */
ID(mov); DM(HL, 0); DB(bit); SC(1);
/** 0111 0001 1bit 1010 set1 %0 */
ID(mov); DR(A); DB(bit); SC(1);
/** 0111 0001 1000 0000 set1 cy */
ID(mov); DCY(); SC(1);
/** 0111 0001 0bit 1010 set1 %s0 */
op0 = SFR;
ID(mov); DM(None, op0); DB(bit); SC(1);
if (op0 == RL78_SFR_PSW && bit == 7)
rl78->syntax = "ei";
/** 0111 0001 0bit 0010 set1 %0 */
ID(mov); DM(None, SADDR); DB(bit); SC(1);
/*----------------------------------------------------------------------*/
/** 0011 0001 0cnt 1001 shl %0, %1 */
ID(shl); DR(A); SC(cnt);
/** 0011 0001 0cnt 1000 shl %0, %1 */
ID(shl); DR(B); SC(cnt);
/** 0011 0001 0cnt 0111 shl %0, %1 */
ID(shl); DR(C); SC(cnt);
/** 0011 0001 wcnt 1101 shlw %0, %1 */
ID(shl); W(); DR(AX); SC(wcnt);
/** 0011 0001 wcnt 1100 shlw %0, %1 */
ID(shl); W(); DR(BC); SC(wcnt);
/*----------------------------------------------------------------------*/
/** 0011 0001 0cnt 1010 shr %0, %1 */
ID(shr); DR(A); SC(cnt);
/** 0011 0001 wcnt 1110 shrw %0, %1 */
ID(shr); W(); DR(AX); SC(wcnt);
/*----------------------------------------------------------------------*/
/** 0110 0001 1100 1000 sk%c1 */
ID(skip); COND(C);
/** 0110 0001 1110 0011 sk%c1 */
ID(skip); COND(H);
/** 0110 0001 1101 1000 sk%c1 */
ID(skip); COND(NC);
/** 0110 0001 1111 0011 sk%c1 */
ID(skip); COND(NH);
/** 0110 0001 1111 1000 sk%c1 */
ID(skip); COND(NZ);
/** 0110 0001 1110 1000 sk%c1 */
ID(skip); COND(Z);
/*----------------------------------------------------------------------*/
/** 0110 0001 1111 1101 stop */
ID(stop);
/*----------------------------------------------------------------------*/
/** 0010 1111 sub %0, %e!1 */
ID(sub); DR(A); SM(None, IMMU(2)); Fzac;
/** 0010 1101 sub %0, %e1 */
ID(sub); DR(A); SM(HL, 0); Fzac;
/** 0110 0001 1010 000 sub %0, %e1 */
ID(sub); DR(A); SM2(HL, B, 0); Fzac;
/** 0010 1110 sub %0, %ea1 */
ID(sub); DR(A); SM(HL, IMMU(1)); Fzac;
/** 0110 0001 1010 0010 sub %0, %e1 */
ID(sub); DR(A); SM2(HL, C, 0); Fzac;
/** 0010 1100 sub %0, #%1 */
ID(sub); DR(A); SC(IMMU(1)); Fzac;
/** 0110 0001 0010 1rba sub %0, %1 */
ID(sub); DR(A); SRB(rba); Fzac;
/** 0010 1011 sub %0, %1 */
ID(sub); DR(A); SM(None, SADDR); Fzac;
/** 0110 0001 0010 0reg sub %0, %1 */
ID(sub); DRB(reg); SR(A); Fzac;
/** 0010 1010 sub %0, #%1 */
ID(sub); DM(None, SADDR); SC(IMMU(1)); Fzac;
/*----------------------------------------------------------------------*/
/** 0011 1111 subc %0, %e!1 */
ID(subc); DR(A); SM(None, IMMU(2)); Fzac;
/** 0011 1101 subc %0, %e1 */
ID(subc); DR(A); SM(HL, 0); Fzac;
/** 0110 0001 1011 0000 subc %0, %e1 */
ID(subc); DR(A); SM2(HL, B, 0); Fzac;
/** 0110 0001 1011 0010 subc %0, %e1 */
ID(subc); DR(A); SM2(HL, C, 0); Fzac;
/** 0011 1110 subc %0, %ea1 */
ID(subc); DR(A); SM(HL, IMMU(1)); Fzac;
/** 0011 1100 subc %0, #%1 */
ID(subc); DR(A); SC(IMMU(1)); Fzac;
/** 0110 0001 0011 1rba subc %0, %1 */
ID(subc); DR(A); SRB(rba); Fzac;
/** 0110 0001 0011 0reg subc %0, %1 */
ID(subc); DRB(reg); SR(A); Fzac;
/** 0011 1011 subc %0, %1 */
ID(subc); DR(A); SM(None, SADDR); Fzac;
/** 0011 1010 subc %0, #%1 */
ID(subc); DM(None, SADDR); SC(IMMU(1)); Fzac;
/*----------------------------------------------------------------------*/
/** 0010 0010 subw %0, %e!1 */
ID(sub); W(); DR(AX); SM(None, IMMU(2)); Fzac;
/** 0110 0001 0010 1001 subw %0, %ea1 */
ID(sub); W(); DR(AX); SM(HL, IMMU(1)); Fzac;
/** 0010 0100 subw %0, #%1 */
ID(sub); W(); DR(AX); SC(IMMU(2)); Fzac;
/** 0010 0rw1 subw %0, %1 */
ID(sub); W(); DR(AX); SRW(rw); Fzac;
/** 0010 0110 subw %0, %1 */
ID(sub); W(); DR(AX); SM(None, SADDR); Fzac;
/** 0010 0000 subw %0, #%1 */
ID(sub); W(); DR(SP); SC(IMMU(1)); Fzac;
/*----------------------------------------------------------------------*/
/** 0110 0001 1010 1010 xch %0, %e!1 */
ID(xch); DR(A); SM(None, IMMU(2));
/** 0110 0001 1010 1110 xch %0, %e1 */
ID(xch); DR(A); SM(DE, 0);
/** 0110 0001 1010 1111 xch %0, %ea1 */
ID(xch); DR(A); SM(DE, IMMU(1));
/** 0110 0001 1010 1100 xch %0, %e1 */
ID(xch); DR(A); SM(HL, 0);
/** 0110 0001 1011 1001 xch %0, %e1 */
ID(xch); DR(A); SM2(HL, B, 0);
/** 0110 0001 1010 1101 xch %0, %ea1 */
ID(xch); DR(A); SM(HL, IMMU(1));
/** 0110 0001 1010 1001 xch %0, %e1 */
ID(xch); DR(A); SM2(HL, C, 0);
/** 0110 0001 1000 1reg xch %0, %1 */
/* Note: DECW uses reg == X, so this must follow DECW */
ID(xch); DR(A); SRB(reg);
/** 0110 0001 1010 1000 xch %0, %1 */
ID(xch); DR(A); SM(None, SADDR);
/** 0110 0001 1010 1011 xch %0, %s1 */
ID(xch); DR(A); SM(None, SFR);
/** 0000 1000 xch a, x */
ID(xch); DR(A); SR(X);
/*----------------------------------------------------------------------*/
/** 0011 0ra1 xchw %0, %1 */
ID(xch); W(); DR(AX); SRW(ra);
/*----------------------------------------------------------------------*/
/** 0111 1111 xor %0, %e!1 */
ID(xor); DR(A); SM(None, IMMU(2)); Fz;
/** 0111 1101 xor %0, %e1 */
ID(xor); DR(A); SM(HL, 0); Fz;
/** 0110 0001 1111 0000 xor %0, %e1 */
ID(xor); DR(A); SM2(HL, B, 0); Fz;
/** 0111 1110 xor %0, %ea1 */
ID(xor); DR(A); SM(HL, IMMU(1)); Fz;
/** 0110 0001 1111 0010 xor %0, %e1 */
ID(xor); DR(A); SM2(HL, C, 0); Fz;
/** 0111 1100 xor %0, #%1 */
ID(xor); DR(A); SC(IMMU(1)); Fz;
/** 0110 0001 0111 1rba xor %0, %1 */
ID(xor); DR(A); SRB(rba); Fz;
/** 0110 0001 0111 0reg xor %0, %1 */
ID(xor); DRB(reg); SR(A); Fz;
/** 0111 1011 xor %0, %1 */
ID(xor); DR(A); SM(None, SADDR); Fz;
/** 0111 1010 xor %0, #%1 */
ID(xor); DM(None, SADDR); SC(IMMU(1)); Fz;
/*----------------------------------------------------------------------*/
/** 0111 0001 1bit 0111 xor1 cy, %e1 */
ID(xor); DCY(); SM(HL, 0); SB(bit);
/** 0111 0001 1bit 1111 xor1 cy, %1 */
ID(xor); DCY(); SR(A); SB(bit);
/** 0111 0001 0bit 1111 xor1 cy, %s1 */
ID(xor); DCY(); SM(None, SFR); SB(bit);
/** 0111 0001 0bit 0111 xor1 cy, %s1 */
ID(xor); DCY(); SM(None, SADDR); SB(bit);
/*----------------------------------------------------------------------*/
/** */
return rl78->n_bytes;
}
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