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gnu / binutils-gdb / 9d43f81e117e308e1829bbb60ce3dd39fc9464fa / . / opcodes / bfin-dis.c
blob: 0dc29224b11ec6403c491eebd63aed1354c74394 [file] [log] [blame]
/* Disassemble ADI Blackfin Instructions.
Copyright 2005 Free Software Foundation, Inc.
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, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "opcode/bfin.h"
#define M_S2RND 1
#define M_T 2
#define M_W32 3
#define M_FU 4
#define M_TFU 6
#define M_IS 8
#define M_ISS2 9
#define M_IH 11
#define M_IU 12
#ifndef PRINTF
#define PRINTF printf
#endif
#ifndef EXIT
#define EXIT exit
#endif
typedef long TIword;
#define HOST_LONG_WORD_SIZE (sizeof (long) * 8)
#define XFIELD(w,p,s) (((w) & ((1 << (s)) - 1) << (p)) >> (p))
#define SIGNEXTEND(v, n) ((v << (HOST_LONG_WORD_SIZE - (n))) >> (HOST_LONG_WORD_SIZE - (n)))
#define MASKBITS(val, bits) (val & ((1 << bits) - 1))
#include "dis-asm.h"
typedef enum
{
c_0, c_1, c_4, c_2, c_uimm2, c_uimm3, c_imm3, c_pcrel4,
c_imm4, c_uimm4s4, c_uimm4, c_uimm4s2, c_negimm5s4, c_imm5, c_uimm5, c_imm6,
c_imm7, c_imm8, c_uimm8, c_pcrel8, c_uimm8s4, c_pcrel8s4, c_lppcrel10, c_pcrel10,
c_pcrel12, c_imm16s4, c_luimm16, c_imm16, c_huimm16, c_rimm16, c_imm16s2, c_uimm16s4,
c_uimm16, c_pcrel24,
} const_forms_t;
static struct
{
char *name;
int nbits;
char reloc;
char issigned;
char pcrel;
char scale;
char offset;
char negative;
char positive;
} constant_formats[] =
{
{ "0", 0, 0, 1, 0, 0, 0, 0, 0},
{ "1", 0, 0, 1, 0, 0, 0, 0, 0},
{ "4", 0, 0, 1, 0, 0, 0, 0, 0},
{ "2", 0, 0, 1, 0, 0, 0, 0, 0},
{ "uimm2", 2, 0, 0, 0, 0, 0, 0, 0},
{ "uimm3", 3, 0, 0, 0, 0, 0, 0, 0},
{ "imm3", 3, 0, 1, 0, 0, 0, 0, 0},
{ "pcrel4", 4, 1, 0, 1, 1, 0, 0, 0},
{ "imm4", 4, 0, 1, 0, 0, 0, 0, 0},
{ "uimm4s4", 4, 0, 0, 0, 2, 0, 0, 1},
{ "uimm4", 4, 0, 0, 0, 0, 0, 0, 0},
{ "uimm4s2", 4, 0, 0, 0, 1, 0, 0, 1},
{ "negimm5s4", 5, 0, 1, 0, 2, 0, 1, 0},
{ "imm5", 5, 0, 1, 0, 0, 0, 0, 0},
{ "uimm5", 5, 0, 0, 0, 0, 0, 0, 0},
{ "imm6", 6, 0, 1, 0, 0, 0, 0, 0},
{ "imm7", 7, 0, 1, 0, 0, 0, 0, 0},
{ "imm8", 8, 0, 1, 0, 0, 0, 0, 0},
{ "uimm8", 8, 0, 0, 0, 0, 0, 0, 0},
{ "pcrel8", 8, 1, 0, 1, 1, 0, 0, 0},
{ "uimm8s4", 8, 0, 0, 0, 2, 0, 0, 0},
{ "pcrel8s4", 8, 1, 1, 1, 2, 0, 0, 0},
{ "lppcrel10", 10, 1, 0, 1, 1, 0, 0, 0},
{ "pcrel10", 10, 1, 1, 1, 1, 0, 0, 0},
{ "pcrel12", 12, 1, 1, 1, 1, 0, 0, 0},
{ "imm16s4", 16, 0, 1, 0, 2, 0, 0, 0},
{ "luimm16", 16, 1, 0, 0, 0, 0, 0, 0},
{ "imm16", 16, 0, 1, 0, 0, 0, 0, 0},
{ "huimm16", 16, 1, 0, 0, 0, 0, 0, 0},
{ "rimm16", 16, 1, 1, 0, 0, 0, 0, 0},
{ "imm16s2", 16, 0, 1, 0, 1, 0, 0, 0},
{ "uimm16s4", 16, 0, 0, 0, 2, 0, 0, 0},
{ "uimm16", 16, 0, 0, 0, 0, 0, 0, 0},
{ "pcrel24", 24, 1, 1, 1, 1, 0, 0, 0}
};
int _print_insn_bfin (bfd_vma pc, disassemble_info * outf);
int print_insn_bfin (bfd_vma pc, disassemble_info * outf);
static char *
fmtconst (const_forms_t cf, TIword x, bfd_vma pc, disassemble_info * outf)
{
static char buf[60];
if (constant_formats[cf].reloc)
{
bfd_vma ea = (((constant_formats[cf].pcrel ? SIGNEXTEND (x, constant_formats[cf].nbits)
: x) + constant_formats[cf].offset) << constant_formats[cf].scale);
if (constant_formats[cf].pcrel)
ea += pc;
outf->print_address_func (ea, outf);
return "";
}
/* Negative constants have an implied sign bit. */
if (constant_formats[cf].negative)
{
int nb = constant_formats[cf].nbits + 1;
x = x | (1 << constant_formats[cf].nbits);
x = SIGNEXTEND (x, nb);
}
else
x = constant_formats[cf].issigned ? SIGNEXTEND (x, constant_formats[cf].nbits) : x;
if (constant_formats[cf].offset)
x += constant_formats[cf].offset;
if (constant_formats[cf].scale)
x <<= constant_formats[cf].scale;
if (constant_formats[cf].issigned && x < 0)
sprintf (buf, "%ld", x);
else
sprintf (buf, "0x%lx", x);
return buf;
}
enum machine_registers
{
REG_RL0, REG_RL1, REG_RL2, REG_RL3, REG_RL4, REG_RL5, REG_RL6, REG_RL7,
REG_RH0, REG_RH1, REG_RH2, REG_RH3, REG_RH4, REG_RH5, REG_RH6, REG_RH7,
REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
REG_R1_0, REG_R3_2, REG_R5_4, REG_R7_6, REG_P0, REG_P1, REG_P2, REG_P3,
REG_P4, REG_P5, REG_SP, REG_FP, REG_A0x, REG_A1x, REG_A0w, REG_A1w,
REG_A0, REG_A1, REG_I0, REG_I1, REG_I2, REG_I3, REG_M0, REG_M1,
REG_M2, REG_M3, REG_B0, REG_B1, REG_B2, REG_B3, REG_L0, REG_L1,
REG_L2, REG_L3,
REG_AZ, REG_AN, REG_AC0, REG_AC1, REG_AV0, REG_AV1, REG_AV0S, REG_AV1S,
REG_AQ, REG_V, REG_VS,
REG_sftreset, REG_omode, REG_excause, REG_emucause, REG_idle_req, REG_hwerrcause, REG_CC, REG_LC0,
REG_LC1, REG_GP, REG_ASTAT, REG_RETS, REG_LT0, REG_LB0, REG_LT1, REG_LB1,
REG_CYCLES, REG_CYCLES2, REG_USP, REG_SEQSTAT, REG_SYSCFG, REG_RETI, REG_RETX, REG_RETN,
REG_RETE, REG_EMUDAT, REG_BR0, REG_BR1, REG_BR2, REG_BR3, REG_BR4, REG_BR5, REG_BR6,
REG_BR7, REG_PL0, REG_PL1, REG_PL2, REG_PL3, REG_PL4, REG_PL5, REG_SLP, REG_FLP,
REG_PH0, REG_PH1, REG_PH2, REG_PH3, REG_PH4, REG_PH5, REG_SHP, REG_FHP,
REG_IL0, REG_IL1, REG_IL2, REG_IL3, REG_ML0, REG_ML1, REG_ML2, REG_ML3,
REG_BL0, REG_BL1, REG_BL2, REG_BL3, REG_LL0, REG_LL1, REG_LL2, REG_LL3,
REG_IH0, REG_IH1, REG_IH2, REG_IH3, REG_MH0, REG_MH1, REG_MH2, REG_MH3,
REG_BH0, REG_BH1, REG_BH2, REG_BH3, REG_LH0, REG_LH1, REG_LH2, REG_LH3,
REG_LASTREG,
};
enum reg_class
{
rc_dregs_lo, rc_dregs_hi, rc_dregs, rc_dregs_pair, rc_pregs, rc_spfp, rc_dregs_hilo, rc_accum_ext,
rc_accum_word, rc_accum, rc_iregs, rc_mregs, rc_bregs, rc_lregs, rc_dpregs, rc_gregs,
rc_regs, rc_statbits, rc_ignore_bits, rc_ccstat, rc_counters, rc_dregs2_sysregs1, rc_open, rc_sysregs2,
rc_sysregs3, rc_allregs,
LIM_REG_CLASSES
};
static char *reg_names[] =
{
"R0.L", "R1.L", "R2.L", "R3.L", "R4.L", "R5.L", "R6.L", "R7.L",
"R0.H", "R1.H", "R2.H", "R3.H", "R4.H", "R5.H", "R6.H", "R7.H",
"R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
"R1:0", "R3:2", "R5:4", "R7:6", "P0", "P1", "P2", "P3",
"P4", "P5", "SP", "FP", "A0.x", "A1.x", "A0.w", "A1.w",
"A0", "A1", "I0", "I1", "I2", "I3", "M0", "M1",
"M2", "M3", "B0", "B1", "B2", "B3", "L0", "L1",
"L2", "L3",
"AZ", "AN", "AC0", "AC1", "AV0", "AV1", "AV0S", "AV1S",
"AQ", "V", "VS",
"sftreset", "omode", "excause", "emucause", "idle_req", "hwerrcause", "CC", "LC0",
"LC1", "GP", "ASTAT", "RETS", "LT0", "LB0", "LT1", "LB1",
"CYCLES", "CYCLES2", "USP", "SEQSTAT", "SYSCFG", "RETI", "RETX", "RETN",
"RETE", "EMUDAT",
"R0.B", "R1.B", "R2.B", "R3.B", "R4.B", "R5.B", "R6.B", "R7.B",
"P0.L", "P1.L", "P2.L", "P3.L", "P4.L", "P5.L", "SP.L", "FP.L",
"P0.H", "P1.H", "P2.H", "P3.H", "P4.H", "P5.H", "SP.H", "FP.H",
"I0.L", "I1.L", "I2.L", "I3.L", "M0.L", "M1.L", "M2.L", "M3.L",
"B0.L", "B1.L", "B2.L", "B3.L", "L0.L", "L1.L", "L2.L", "L3.L",
"I0.H", "I1.H", "I2.H", "I3.H", "M0.H", "M1.H", "M2.H", "M3.H",
"B0.H", "B1.H", "B2.H", "B3.H", "L0.H", "L1.H", "L2.H", "L3.H",
"LASTREG",
0
};
#define REGNAME(x) ((x) < REG_LASTREG ? (reg_names[x]) : "...... Illegal register .......")
/* RL(0..7). */
static enum machine_registers decode_dregs_lo[] =
{
REG_RL0, REG_RL1, REG_RL2, REG_RL3, REG_RL4, REG_RL5, REG_RL6, REG_RL7,
};
#define dregs_lo(x) REGNAME (decode_dregs_lo[(x) & 7])
/* RH(0..7). */
static enum machine_registers decode_dregs_hi[] =
{
REG_RH0, REG_RH1, REG_RH2, REG_RH3, REG_RH4, REG_RH5, REG_RH6, REG_RH7,
};
#define dregs_hi(x) REGNAME (decode_dregs_hi[(x) & 7])
/* R(0..7). */
static enum machine_registers decode_dregs[] =
{
REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
};
#define dregs(x) REGNAME (decode_dregs[(x) & 7])
/* R BYTE(0..7). */
static enum machine_registers decode_dregs_byte[] =
{
REG_BR0, REG_BR1, REG_BR2, REG_BR3, REG_BR4, REG_BR5, REG_BR6, REG_BR7,
};
#define dregs_byte(x) REGNAME (decode_dregs_byte[(x) & 7])
#define dregs_pair(x) REGNAME (decode_dregs_pair[(x) & 7])
/* P(0..5) SP FP. */
static enum machine_registers decode_pregs[] =
{
REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
};
#define pregs(x) REGNAME (decode_pregs[(x) & 7])
#define spfp(x) REGNAME (decode_spfp[(x) & 1])
#define dregs_hilo(x,i) REGNAME (decode_dregs_hilo[((i) << 3)|x])
#define accum_ext(x) REGNAME (decode_accum_ext[(x) & 1])
#define accum_word(x) REGNAME (decode_accum_word[(x) & 1])
#define accum(x) REGNAME (decode_accum[(x) & 1])
/* I(0..3). */
static enum machine_registers decode_iregs[] =
{
REG_I0, REG_I1, REG_I2, REG_I3,
};
#define iregs(x) REGNAME (decode_iregs[(x) & 3])
/* M(0..3). */
static enum machine_registers decode_mregs[] =
{
REG_M0, REG_M1, REG_M2, REG_M3,
};
#define mregs(x) REGNAME (decode_mregs[(x) & 3])
#define bregs(x) REGNAME (decode_bregs[(x) & 3])
#define lregs(x) REGNAME (decode_lregs[(x) & 3])
/* dregs pregs. */
static enum machine_registers decode_dpregs[] =
{
REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
};
#define dpregs(x) REGNAME (decode_dpregs[(x) & 15])
/* [dregs pregs]. */
static enum machine_registers decode_gregs[] =
{
REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
};
#define gregs(x,i) REGNAME (decode_gregs[((i) << 3)|x])
/* [dregs pregs (iregs mregs) (bregs lregs)]. */
static enum machine_registers decode_regs[] =
{
REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
REG_I0, REG_I1, REG_I2, REG_I3, REG_M0, REG_M1, REG_M2, REG_M3,
REG_B0, REG_B1, REG_B2, REG_B3, REG_L0, REG_L1, REG_L2, REG_L3,
};
#define regs(x,i) REGNAME (decode_regs[((i) << 3)|x])
/* [dregs pregs (iregs mregs) (bregs lregs) Low Half]. */
static enum machine_registers decode_regs_lo[] =
{
REG_RL0, REG_RL1, REG_RL2, REG_RL3, REG_RL4, REG_RL5, REG_RL6, REG_RL7,
REG_PL0, REG_PL1, REG_PL2, REG_PL3, REG_PL4, REG_PL5, REG_SLP, REG_FLP,
REG_IL0, REG_IL1, REG_IL2, REG_IL3, REG_ML0, REG_ML1, REG_ML2, REG_ML3,
REG_BL0, REG_BL1, REG_BL2, REG_BL3, REG_LL0, REG_LL1, REG_LL2, REG_LL3,
};
#define regs_lo(x,i) REGNAME (decode_regs_lo[((i) << 3)|x])
/* [dregs pregs (iregs mregs) (bregs lregs) High Half]. */
static enum machine_registers decode_regs_hi[] =
{
REG_RH0, REG_RH1, REG_RH2, REG_RH3, REG_RH4, REG_RH5, REG_RH6, REG_RH7,
REG_PH0, REG_PH1, REG_PH2, REG_PH3, REG_PH4, REG_PH5, REG_SHP, REG_FHP,
REG_IH0, REG_IH1, REG_IH2, REG_IH3, REG_MH0, REG_MH1, REG_LH2, REG_MH3,
REG_BH0, REG_BH1, REG_BH2, REG_BH3, REG_LH0, REG_LH1, REG_LH2, REG_LH3,
};
#define regs_hi(x,i) REGNAME (decode_regs_hi[((i) << 3)|x])
static enum machine_registers decode_statbits[] =
{
REG_AZ, REG_AN, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_AQ, REG_LASTREG,
REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_AC0, REG_AC1, REG_LASTREG, REG_LASTREG,
REG_AV0, REG_AV0S, REG_AV1, REG_AV1S, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG,
REG_V, REG_VS, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG,
};
#define statbits(x) REGNAME (decode_statbits[(x) & 31])
#define ignore_bits(x) REGNAME (decode_ignore_bits[(x) & 7])
#define ccstat(x) REGNAME (decode_ccstat[(x) & 0])
/* LC0 LC1. */
static enum machine_registers decode_counters[] =
{
REG_LC0, REG_LC1,
};
#define counters(x) REGNAME (decode_counters[(x) & 1])
#define dregs2_sysregs1(x) REGNAME (decode_dregs2_sysregs1[(x) & 7])
/* [dregs pregs (iregs mregs) (bregs lregs)
dregs2_sysregs1 open sysregs2 sysregs3]. */
static enum machine_registers decode_allregs[] =
{
REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
REG_P0, REG_P1, REG_P2, REG_P3, REG_P4, REG_P5, REG_SP, REG_FP,
REG_I0, REG_I1, REG_I2, REG_I3, REG_M0, REG_M1, REG_M2, REG_M3,
REG_B0, REG_B1, REG_B2, REG_B3, REG_L0, REG_L1, REG_L2, REG_L3,
REG_A0x, REG_A0w, REG_A1x, REG_A1w, REG_GP, REG_LASTREG, REG_ASTAT, REG_RETS,
REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG, REG_LASTREG,
REG_LC0, REG_LT0, REG_LB0, REG_LC1, REG_LT1, REG_LB1, REG_CYCLES, REG_CYCLES2,
REG_USP, REG_SEQSTAT, REG_SYSCFG, REG_RETI, REG_RETX, REG_RETN, REG_RETE, REG_EMUDAT, REG_LASTREG,
};
#define allregs(x,i) REGNAME (decode_allregs[((i) << 3) | x])
#define uimm16s4(x) fmtconst (c_uimm16s4, x, 0, outf)
#define pcrel4(x) fmtconst (c_pcrel4, x, pc, outf)
#define pcrel8(x) fmtconst (c_pcrel8, x, pc, outf)
#define pcrel8s4(x) fmtconst (c_pcrel8s4, x, pc, outf)
#define pcrel10(x) fmtconst (c_pcrel10, x, pc, outf)
#define pcrel12(x) fmtconst (c_pcrel12, x, pc, outf)
#define negimm5s4(x) fmtconst (c_negimm5s4, x, 0, outf)
#define rimm16(x) fmtconst (c_rimm16, x, 0, outf)
#define huimm16(x) fmtconst (c_huimm16, x, 0, outf)
#define imm16(x) fmtconst (c_imm16, x, 0, outf)
#define uimm2(x) fmtconst (c_uimm2, x, 0, outf)
#define uimm3(x) fmtconst (c_uimm3, x, 0, outf)
#define luimm16(x) fmtconst (c_luimm16, x, 0, outf)
#define uimm4(x) fmtconst (c_uimm4, x, 0, outf)
#define uimm5(x) fmtconst (c_uimm5, x, 0, outf)
#define imm16s2(x) fmtconst (c_imm16s2, x, 0, outf)
#define uimm8(x) fmtconst (c_uimm8, x, 0, outf)
#define imm16s4(x) fmtconst (c_imm16s4, x, 0, outf)
#define uimm4s2(x) fmtconst (c_uimm4s2, x, 0, outf)
#define uimm4s4(x) fmtconst (c_uimm4s4, x, 0, outf)
#define lppcrel10(x) fmtconst (c_lppcrel10, x, pc, outf)
#define imm3(x) fmtconst (c_imm3, x, 0, outf)
#define imm4(x) fmtconst (c_imm4, x, 0, outf)
#define uimm8s4(x) fmtconst (c_uimm8s4, x, 0, outf)
#define imm5(x) fmtconst (c_imm5, x, 0, outf)
#define imm6(x) fmtconst (c_imm6, x, 0, outf)
#define imm7(x) fmtconst (c_imm7, x, 0, outf)
#define imm8(x) fmtconst (c_imm8, x, 0, outf)
#define pcrel24(x) fmtconst (c_pcrel24, x, pc, outf)
#define uimm16(x) fmtconst (c_uimm16, x, 0, outf)
/* (arch.pm)arch_disassembler_functions. */
#ifndef OUTS
#define OUTS(p, txt) ((p) ? (((txt)[0]) ? (p->fprintf_func)(p->stream, txt) :0) :0)
#endif
static void
amod0 (int s0, int x0, disassemble_info *outf)
{
if (s0 == 1 && x0 == 0)
OUTS (outf, "(S)");
else if (s0 == 0 && x0 == 1)
OUTS (outf, "(CO)");
else if (s0 == 1 && x0 == 1)
OUTS (outf, "(SCO)");
}
static void
amod1 (int s0, int x0, disassemble_info *outf)
{
if (s0 == 0 && x0 == 0)
OUTS (outf, "(NS)");
else if (s0 == 1 && x0 == 0)
OUTS (outf, "(S)");
}
static void
amod0amod2 (int s0, int x0, int aop0, disassemble_info *outf)
{
if (s0 == 1 && x0 == 0 && aop0 == 0)
OUTS (outf, "(S)");
else if (s0 == 0 && x0 == 1 && aop0 == 0)
OUTS (outf, "(CO)");
else if (s0 == 1 && x0 == 1 && aop0 == 0)
OUTS (outf, "(SCO)");
else if (s0 == 0 && x0 == 0 && aop0 == 2)
OUTS (outf, "(ASR)");
else if (s0 == 1 && x0 == 0 && aop0 == 2)
OUTS (outf, "(S,ASR)");
else if (s0 == 0 && x0 == 1 && aop0 == 2)
OUTS (outf, "(CO,ASR)");
else if (s0 == 1 && x0 == 1 && aop0 == 2)
OUTS (outf, "(SCO,ASR)");
else if (s0 == 0 && x0 == 0 && aop0 == 3)
OUTS (outf, "(ASL)");
else if (s0 == 1 && x0 == 0 && aop0 == 3)
OUTS (outf, "(S,ASL)");
else if (s0 == 0 && x0 == 1 && aop0 == 3)
OUTS (outf, "(CO,ASL)");
else if (s0 == 1 && x0 == 1 && aop0 == 3)
OUTS (outf, "(SCO,ASL)");
}
static void
searchmod (int r0, disassemble_info *outf)
{
if (r0 == 0)
OUTS (outf, "GT");
else if (r0 == 1)
OUTS (outf, "GE");
else if (r0 == 2)
OUTS (outf, "LT");
else if (r0 == 3)
OUTS (outf, "LE");
}
static void
aligndir (int r0, disassemble_info *outf)
{
if (r0 == 1)
OUTS (outf, "(R)");
}
static int
decode_multfunc (int h0, int h1, int src0, int src1, disassemble_info * outf)
{
char *s0, *s1;
if (h0)
s0 = dregs_hi (src0);
else
s0 = dregs_lo (src0);
if (h1)
s1 = dregs_hi (src1);
else
s1 = dregs_lo (src1);
OUTS (outf, s0);
OUTS (outf, " * ");
OUTS (outf, s1);
return 0;
}
static int
decode_macfunc (int which, int op, int h0, int h1, int src0, int src1, disassemble_info * outf)
{
char *a;
char *sop = "<unknown op>";
if (which)
a = "a1";
else
a = "a0";
if (op == 3)
{
OUTS (outf, a);
return 0;
}
switch (op)
{
case 0: sop = "="; break;
case 1: sop = "+="; break;
case 2: sop = "-="; break;
default: break;
}
OUTS (outf, a);
OUTS (outf, " ");
OUTS (outf, sop);
OUTS (outf, " ");
decode_multfunc (h0, h1, src0, src1, outf);
return 0;
}
static void
decode_optmode (int mod, int MM, disassemble_info *outf)
{
if (mod == 0 && MM == 0)
return;
OUTS (outf, " (");
if (MM && !mod)
{
OUTS (outf, "M)");
return;
}
if (MM)
OUTS (outf, "M, ");
if (mod == M_S2RND)
OUTS (outf, "S2RND");
else if (mod == M_T)
OUTS (outf, "T");
else if (mod == M_W32)
OUTS (outf, "W32");
else if (mod == M_FU)
OUTS (outf, "FU");
else if (mod == M_TFU)
OUTS (outf, "TFU");
else if (mod == M_IS)
OUTS (outf, "IS");
else if (mod == M_ISS2)
OUTS (outf, "ISS2");
else if (mod == M_IH)
OUTS (outf, "IH");
else if (mod == M_IU)
OUTS (outf, "IU");
else
abort ();
OUTS (outf, ")");
}
static int
decode_ProgCtrl_0 (TIword iw0, disassemble_info *outf)
{
/* ProgCtrl
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |.prgfunc.......|.poprnd........|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int poprnd = ((iw0 >> ProgCtrl_poprnd_bits) & ProgCtrl_poprnd_mask);
int prgfunc = ((iw0 >> ProgCtrl_prgfunc_bits) & ProgCtrl_prgfunc_mask);
if (prgfunc == 0 && poprnd == 0)
OUTS (outf, "NOP");
else if (prgfunc == 1 && poprnd == 0)
OUTS (outf, "RTS");
else if (prgfunc == 1 && poprnd == 1)
OUTS (outf, "RTI");
else if (prgfunc == 1 && poprnd == 2)
OUTS (outf, "RTX");
else if (prgfunc == 1 && poprnd == 3)
OUTS (outf, "RTN");
else if (prgfunc == 1 && poprnd == 4)
OUTS (outf, "RTE");
else if (prgfunc == 2 && poprnd == 0)
OUTS (outf, "IDLE");
else if (prgfunc == 2 && poprnd == 3)
OUTS (outf, "CSYNC");
else if (prgfunc == 2 && poprnd == 4)
OUTS (outf, "SSYNC");
else if (prgfunc == 2 && poprnd == 5)
OUTS (outf, "EMUEXCPT");
else if (prgfunc == 3)
{
OUTS (outf, "CLI ");
OUTS (outf, dregs (poprnd));
}
else if (prgfunc == 4)
{
OUTS (outf, "STI ");
OUTS (outf, dregs (poprnd));
}
else if (prgfunc == 5)
{
OUTS (outf, "JUMP (");
OUTS (outf, pregs (poprnd));
OUTS (outf, ")");
}
else if (prgfunc == 6)
{
OUTS (outf, "CALL (");
OUTS (outf, pregs (poprnd));
OUTS (outf, ")");
}
else if (prgfunc == 7)
{
OUTS (outf, "CALL (PC+");
OUTS (outf, pregs (poprnd));
OUTS (outf, ")");
}
else if (prgfunc == 8)
{
OUTS (outf, "JUMP (PC+");
OUTS (outf, pregs (poprnd));
OUTS (outf, ")");
}
else if (prgfunc == 9)
{
OUTS (outf, "RAISE ");
OUTS (outf, uimm4 (poprnd));
}
else if (prgfunc == 10)
{
OUTS (outf, "EXCPT ");
OUTS (outf, uimm4 (poprnd));
}
else if (prgfunc == 11)
{
OUTS (outf, "TESTSET (");
OUTS (outf, pregs (poprnd));
OUTS (outf, ")");
}
else
return 0;
return 2;
}
static int
decode_CaCTRL_0 (TIword iw0, disassemble_info *outf)
{
/* CaCTRL
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 |.a.|.op....|.reg.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int a = ((iw0 >> CaCTRL_a_bits) & CaCTRL_a_mask);
int op = ((iw0 >> CaCTRL_op_bits) & CaCTRL_op_mask);
int reg = ((iw0 >> CaCTRL_reg_bits) & CaCTRL_reg_mask);
if (a == 0 && op == 0)
{
OUTS (outf, "PREFETCH[");
OUTS (outf, pregs (reg));
OUTS (outf, "]");
}
else if (a == 0 && op == 1)
{
OUTS (outf, "FLUSHINV[");
OUTS (outf, pregs (reg));
OUTS (outf, "]");
}
else if (a == 0 && op == 2)
{
OUTS (outf, "FLUSH[");
OUTS (outf, pregs (reg));
OUTS (outf, "]");
}
else if (a == 0 && op == 3)
{
OUTS (outf, "IFLUSH[");
OUTS (outf, pregs (reg));
OUTS (outf, "]");
}
else if (a == 1 && op == 0)
{
OUTS (outf, "PREFETCH[");
OUTS (outf, pregs (reg));
OUTS (outf, "++]");
}
else if (a == 1 && op == 1)
{
OUTS (outf, "FLUSHINV[");
OUTS (outf, pregs (reg));
OUTS (outf, "++]");
}
else if (a == 1 && op == 2)
{
OUTS (outf, "FLUSH[");
OUTS (outf, pregs (reg));
OUTS (outf, "++]");
}
else if (a == 1 && op == 3)
{
OUTS (outf, "IFLUSH[");
OUTS (outf, pregs (reg));
OUTS (outf, "++]");
}
else
return 0;
return 2;
}
static int
decode_PushPopReg_0 (TIword iw0, disassemble_info *outf)
{
/* PushPopReg
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |.W.|.grp.......|.reg.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int W = ((iw0 >> PushPopReg_W_bits) & PushPopReg_W_mask);
int grp = ((iw0 >> PushPopReg_grp_bits) & PushPopReg_grp_mask);
int reg = ((iw0 >> PushPopReg_reg_bits) & PushPopReg_reg_mask);
if (W == 0)
{
OUTS (outf, allregs (reg, grp));
OUTS (outf, " = [SP++]");
}
else if (W == 1)
{
OUTS (outf, "[--SP] = ");
OUTS (outf, allregs (reg, grp));
}
else
return 0;
return 2;
}
static int
decode_PushPopMultiple_0 (TIword iw0, disassemble_info *outf)
{
/* PushPopMultiple
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 0 | 0 | 0 | 1 | 0 |.d.|.p.|.W.|.dr........|.pr........|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int p = ((iw0 >> PushPopMultiple_p_bits) & PushPopMultiple_p_mask);
int d = ((iw0 >> PushPopMultiple_d_bits) & PushPopMultiple_d_mask);
int W = ((iw0 >> PushPopMultiple_W_bits) & PushPopMultiple_W_mask);
int dr = ((iw0 >> PushPopMultiple_dr_bits) & PushPopMultiple_dr_mask);
int pr = ((iw0 >> PushPopMultiple_pr_bits) & PushPopMultiple_pr_mask);
char ps[5], ds[5];
sprintf (ps, "%d", pr);
sprintf (ds, "%d", dr);
if (W == 1 && d == 1 && p == 1)
{
OUTS (outf, "[--SP] = (R7:");
OUTS (outf, ds);
OUTS (outf, ", P5:");
OUTS (outf, ps);
OUTS (outf, ")");
}
else if (W == 1 && d == 1 && p == 0)
{
OUTS (outf, "[--SP] = (R7:");
OUTS (outf, ds);
OUTS (outf, ")");
}
else if (W == 1 && d == 0 && p == 1)
{
OUTS (outf, "[--SP] = (P5:");
OUTS (outf, ps);
OUTS (outf, ")");
}
else if (W == 0 && d == 1 && p == 1)
{
OUTS (outf, "(R7:");
OUTS (outf, ds);
OUTS (outf, ", P5:");
OUTS (outf, ps);
OUTS (outf, ") = [SP++]");
}
else if (W == 0 && d == 1 && p == 0)
{
OUTS (outf, "(R7:");
OUTS (outf, ds);
OUTS (outf, ") = [SP++]");
}
else if (W == 0 && d == 0 && p == 1)
{
OUTS (outf, "(P5:");
OUTS (outf, ps);
OUTS (outf, ") = [SP++]");
}
else
return 0;
return 2;
}
static int
decode_ccMV_0 (TIword iw0, disassemble_info *outf)
{
/* ccMV
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 0 | 0 | 0 | 1 | 1 |.T.|.d.|.s.|.dst.......|.src.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int s = ((iw0 >> CCmv_s_bits) & CCmv_s_mask);
int d = ((iw0 >> CCmv_d_bits) & CCmv_d_mask);
int T = ((iw0 >> CCmv_T_bits) & CCmv_T_mask);
int src = ((iw0 >> CCmv_src_bits) & CCmv_src_mask);
int dst = ((iw0 >> CCmv_dst_bits) & CCmv_dst_mask);
if (T == 1)
{
OUTS (outf, "IF CC ");
OUTS (outf, gregs (dst, d));
OUTS (outf, " = ");
OUTS (outf, gregs (src, s));
}
else if (T == 0)
{
OUTS (outf, "IF ! CC ");
OUTS (outf, gregs (dst, d));
OUTS (outf, " = ");
OUTS (outf, gregs (src, s));
}
else
return 0;
return 2;
}
static int
decode_CCflag_0 (TIword iw0, disassemble_info *outf)
{
/* CCflag
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 0 | 0 | 1 |.I.|.opc.......|.G.|.y.........|.x.........|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int x = ((iw0 >> CCflag_x_bits) & CCflag_x_mask);
int y = ((iw0 >> CCflag_y_bits) & CCflag_y_mask);
int I = ((iw0 >> CCflag_I_bits) & CCflag_I_mask);
int G = ((iw0 >> CCflag_G_bits) & CCflag_G_mask);
int opc = ((iw0 >> CCflag_opc_bits) & CCflag_opc_mask);
if (opc == 0 && I == 0 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "==");
OUTS (outf, dregs (y));
}
else if (opc == 1 && I == 0 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "<");
OUTS (outf, dregs (y));
}
else if (opc == 2 && I == 0 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "<=");
OUTS (outf, dregs (y));
}
else if (opc == 3 && I == 0 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "<");
OUTS (outf, dregs (y));
OUTS (outf, "(IU)");
}
else if (opc == 4 && I == 0 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "<=");
OUTS (outf, dregs (y));
OUTS (outf, "(IU)");
}
else if (opc == 0 && I == 1 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "==");
OUTS (outf, imm3 (y));
}
else if (opc == 1 && I == 1 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "<");
OUTS (outf, imm3 (y));
}
else if (opc == 2 && I == 1 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "<=");
OUTS (outf, imm3 (y));
}
else if (opc == 3 && I == 1 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "<");
OUTS (outf, uimm3 (y));
OUTS (outf, "(IU)");
}
else if (opc == 4 && I == 1 && G == 0)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (x));
OUTS (outf, "<=");
OUTS (outf, uimm3 (y));
OUTS (outf, "(IU)");
}
else if (opc == 0 && I == 0 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "==");
OUTS (outf, pregs (y));
}
else if (opc == 1 && I == 0 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "<");
OUTS (outf, pregs (y));
}
else if (opc == 2 && I == 0 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "<=");
OUTS (outf, pregs (y));
}
else if (opc == 3 && I == 0 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "<");
OUTS (outf, pregs (y));
OUTS (outf, "(IU)");
}
else if (opc == 4 && I == 0 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "<=");
OUTS (outf, pregs (y));
OUTS (outf, "(IU)");
}
else if (opc == 0 && I == 1 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "==");
OUTS (outf, imm3 (y));
}
else if (opc == 1 && I == 1 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "<");
OUTS (outf, imm3 (y));
}
else if (opc == 2 && I == 1 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "<=");
OUTS (outf, imm3 (y));
}
else if (opc == 3 && I == 1 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "<");
OUTS (outf, uimm3 (y));
OUTS (outf, "(IU)");
}
else if (opc == 4 && I == 1 && G == 1)
{
OUTS (outf, "CC=");
OUTS (outf, pregs (x));
OUTS (outf, "<=");
OUTS (outf, uimm3 (y));
OUTS (outf, "(IU)");
}
else if (opc == 5 && I == 0 && G == 0)
OUTS (outf, "CC=A0==A1");
else if (opc == 6 && I == 0 && G == 0)
OUTS (outf, "CC=A0<A1");
else if (opc == 7 && I == 0 && G == 0)
OUTS (outf, "CC=A0<=A1");
else
return 0;
return 2;
}
static int
decode_CC2dreg_0 (TIword iw0, disassemble_info *outf)
{
/* CC2dreg
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |.op....|.reg.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int op = ((iw0 >> CC2dreg_op_bits) & CC2dreg_op_mask);
int reg = ((iw0 >> CC2dreg_reg_bits) & CC2dreg_reg_mask);
if (op == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=CC");
}
else if (op == 1)
{
OUTS (outf, "CC=");
OUTS (outf, dregs (reg));
}
else if (op == 3)
OUTS (outf, "CC=!CC");
else
return 0;
return 2;
}
static int
decode_CC2stat_0 (TIword iw0, disassemble_info *outf)
{
/* CC2stat
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |.D.|.op....|.cbit..............|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int D = ((iw0 >> CC2stat_D_bits) & CC2stat_D_mask);
int op = ((iw0 >> CC2stat_op_bits) & CC2stat_op_mask);
int cbit = ((iw0 >> CC2stat_cbit_bits) & CC2stat_cbit_mask);
if (op == 0 && D == 0)
{
OUTS (outf, "CC = ");
OUTS (outf, statbits (cbit));
}
else if (op == 1 && D == 0)
{
OUTS (outf, "CC|=");
OUTS (outf, statbits (cbit));
}
else if (op == 2 && D == 0)
{
OUTS (outf, "CC&=");
OUTS (outf, statbits (cbit));
}
else if (op == 3 && D == 0)
{
OUTS (outf, "CC^=");
OUTS (outf, statbits (cbit));
}
else if (op == 0 && D == 1)
{
OUTS (outf, statbits (cbit));
OUTS (outf, "=CC");
}
else if (op == 1 && D == 1)
{
OUTS (outf, statbits (cbit));
OUTS (outf, "|=CC");
}
else if (op == 2 && D == 1)
{
OUTS (outf, statbits (cbit));
OUTS (outf, "&=CC");
}
else if (op == 3 && D == 1)
{
OUTS (outf, statbits (cbit));
OUTS (outf, "^=CC");
}
else
return 0;
return 2;
}
static int
decode_BRCC_0 (TIword iw0, bfd_vma pc, disassemble_info *outf)
{
/* BRCC
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 0 | 1 |.T.|.B.|.offset................................|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int B = ((iw0 >> BRCC_B_bits) & BRCC_B_mask);
int T = ((iw0 >> BRCC_T_bits) & BRCC_T_mask);
int offset = ((iw0 >> BRCC_offset_bits) & BRCC_offset_mask);
if (T == 1 && B == 1)
{
OUTS (outf, "IF CC JUMP ");
OUTS (outf, pcrel10 (offset));
OUTS (outf, "(BP)");
}
else if (T == 0 && B == 1)
{
OUTS (outf, "IF ! CC JUMP ");
OUTS (outf, pcrel10 (offset));
OUTS (outf, "(BP)");
}
else if (T == 1)
{
OUTS (outf, "IF CC JUMP ");
OUTS (outf, pcrel10 (offset));
}
else if (T == 0)
{
OUTS (outf, "IF ! CC JUMP ");
OUTS (outf, pcrel10 (offset));
}
else
return 0;
return 2;
}
static int
decode_UJUMP_0 (TIword iw0, bfd_vma pc, disassemble_info *outf)
{
/* UJUMP
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 1 | 0 |.offset........................................|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int offset = ((iw0 >> UJump_offset_bits) & UJump_offset_mask);
OUTS (outf, "JUMP.S ");
OUTS (outf, pcrel12 (offset));
return 2;
}
static int
decode_REGMV_0 (TIword iw0, disassemble_info *outf)
{
/* REGMV
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 0 | 1 | 1 |.gd........|.gs........|.dst.......|.src.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int gs = ((iw0 >> RegMv_gs_bits) & RegMv_gs_mask);
int gd = ((iw0 >> RegMv_gd_bits) & RegMv_gd_mask);
int src = ((iw0 >> RegMv_src_bits) & RegMv_src_mask);
int dst = ((iw0 >> RegMv_dst_bits) & RegMv_dst_mask);
OUTS (outf, allregs (dst, gd));
OUTS (outf, "=");
OUTS (outf, allregs (src, gs));
return 2;
}
static int
decode_ALU2op_0 (TIword iw0, disassemble_info *outf)
{
/* ALU2op
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 1 | 0 | 0 | 0 | 0 |.opc...........|.src.......|.dst.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int src = ((iw0 >> ALU2op_src_bits) & ALU2op_src_mask);
int opc = ((iw0 >> ALU2op_opc_bits) & ALU2op_opc_mask);
int dst = ((iw0 >> ALU2op_dst_bits) & ALU2op_dst_mask);
if (opc == 0)
{
OUTS (outf, dregs (dst));
OUTS (outf, ">>>=");
OUTS (outf, dregs (src));
}
else if (opc == 1)
{
OUTS (outf, dregs (dst));
OUTS (outf, ">>=");
OUTS (outf, dregs (src));
}
else if (opc == 2)
{
OUTS (outf, dregs (dst));
OUTS (outf, "<<=");
OUTS (outf, dregs (src));
}
else if (opc == 3)
{
OUTS (outf, dregs (dst));
OUTS (outf, "*=");
OUTS (outf, dregs (src));
}
else if (opc == 4)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=(");
OUTS (outf, dregs (dst));
OUTS (outf, "+");
OUTS (outf, dregs (src));
OUTS (outf, ")<<1");
}
else if (opc == 5)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=(");
OUTS (outf, dregs (dst));
OUTS (outf, "+");
OUTS (outf, dregs (src));
OUTS (outf, ")<<2");
}
else if (opc == 8)
{
OUTS (outf, "DIVQ(");
OUTS (outf, dregs (dst));
OUTS (outf, ",");
OUTS (outf, dregs (src));
OUTS (outf, ")");
}
else if (opc == 9)
{
OUTS (outf, "DIVS(");
OUTS (outf, dregs (dst));
OUTS (outf, ",");
OUTS (outf, dregs (src));
OUTS (outf, ")");
}
else if (opc == 10)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src));
OUTS (outf, "(X)");
}
else if (opc == 11)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src));
OUTS (outf, "(Z)");
}
else if (opc == 12)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, dregs_byte (src));
OUTS (outf, "(X)");
}
else if (opc == 13)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, dregs_byte (src));
OUTS (outf, "(Z)");
}
else if (opc == 14)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=-");
OUTS (outf, dregs (src));
}
else if (opc == 15)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=~");
OUTS (outf, dregs (src));
}
else
return 0;
return 2;
}
static int
decode_PTR2op_0 (TIword iw0, disassemble_info *outf)
{
/* PTR2op
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 1 | 0 | 0 | 0 | 1 | 0 |.opc.......|.src.......|.dst.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int src = ((iw0 >> PTR2op_src_bits) & PTR2op_dst_mask);
int opc = ((iw0 >> PTR2op_opc_bits) & PTR2op_opc_mask);
int dst = ((iw0 >> PTR2op_dst_bits) & PTR2op_dst_mask);
if (opc == 0)
{
OUTS (outf, pregs (dst));
OUTS (outf, "-=");
OUTS (outf, pregs (src));
}
else if (opc == 1)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=");
OUTS (outf, pregs (src));
OUTS (outf, "<<2");
}
else if (opc == 3)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=");
OUTS (outf, pregs (src));
OUTS (outf, ">>2");
}
else if (opc == 4)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=");
OUTS (outf, pregs (src));
OUTS (outf, ">>1");
}
else if (opc == 5)
{
OUTS (outf, pregs (dst));
OUTS (outf, "+=");
OUTS (outf, pregs (src));
OUTS (outf, "(BREV)");
}
else if (opc == 6)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=(");
OUTS (outf, pregs (dst));
OUTS (outf, "+");
OUTS (outf, pregs (src));
OUTS (outf, ")<<1");
}
else if (opc == 7)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=(");
OUTS (outf, pregs (dst));
OUTS (outf, "+");
OUTS (outf, pregs (src));
OUTS (outf, ")<<2");
}
else
return 0;
return 2;
}
static int
decode_LOGI2op_0 (TIword iw0, disassemble_info *outf)
{
/* LOGI2op
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 1 | 0 | 0 | 1 |.opc.......|.src...............|.dst.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int src = ((iw0 >> LOGI2op_src_bits) & LOGI2op_src_mask);
int opc = ((iw0 >> LOGI2op_opc_bits) & LOGI2op_opc_mask);
int dst = ((iw0 >> LOGI2op_dst_bits) & LOGI2op_dst_mask);
if (opc == 0)
{
OUTS (outf, "CC = ! BITTST (");
OUTS (outf, dregs (dst));
OUTS (outf, ",");
OUTS (outf, uimm5 (src));
OUTS (outf, ")");
}
else if (opc == 1)
{
OUTS (outf, "CC = BITTST (");
OUTS (outf, dregs (dst));
OUTS (outf, ",");
OUTS (outf, uimm5 (src));
OUTS (outf, ")");
}
else if (opc == 2)
{
OUTS (outf, "BITSET (");
OUTS (outf, dregs (dst));
OUTS (outf, ",");
OUTS (outf, uimm5 (src));
OUTS (outf, ")");
}
else if (opc == 3)
{
OUTS (outf, "BITTGL (");
OUTS (outf, dregs (dst));
OUTS (outf, ",");
OUTS (outf, uimm5 (src));
OUTS (outf, ")");
}
else if (opc == 4)
{
OUTS (outf, "BITCLR (");
OUTS (outf, dregs (dst));
OUTS (outf, ",");
OUTS (outf, uimm5 (src));
OUTS (outf, ")");
}
else if (opc == 5)
{
OUTS (outf, dregs (dst));
OUTS (outf, ">>>=");
OUTS (outf, uimm5 (src));
}
else if (opc == 6)
{
OUTS (outf, dregs (dst));
OUTS (outf, ">>=");
OUTS (outf, uimm5 (src));
}
else if (opc == 7)
{
OUTS (outf, dregs (dst));
OUTS (outf, "<<=");
OUTS (outf, uimm5 (src));
}
else
return 0;
return 2;
}
static int
decode_COMP3op_0 (TIword iw0, disassemble_info *outf)
{
/* COMP3op
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 1 | 0 | 1 |.opc.......|.dst.......|.src1......|.src0......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int opc = ((iw0 >> COMP3op_opc_bits) & COMP3op_opc_mask);
int dst = ((iw0 >> COMP3op_dst_bits) & COMP3op_dst_mask);
int src0 = ((iw0 >> COMP3op_src0_bits) & COMP3op_src0_mask);
int src1 = ((iw0 >> COMP3op_src1_bits) & COMP3op_src1_mask);
if (opc == 5 && src1 == src0)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=");
OUTS (outf, pregs (src0));
OUTS (outf, "<<1");
}
else if (opc == 1)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-");
OUTS (outf, dregs (src1));
}
else if (opc == 2)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "&");
OUTS (outf, dregs (src1));
}
else if (opc == 3)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "|");
OUTS (outf, dregs (src1));
}
else if (opc == 4)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "^");
OUTS (outf, dregs (src1));
}
else if (opc == 5)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=");
OUTS (outf, pregs (src0));
OUTS (outf, "+");
OUTS (outf, pregs (src1));
}
else if (opc == 6)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=");
OUTS (outf, pregs (src0));
OUTS (outf, "+(");
OUTS (outf, pregs (src1));
OUTS (outf, "<<1)");
}
else if (opc == 7)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=");
OUTS (outf, pregs (src0));
OUTS (outf, "+(");
OUTS (outf, pregs (src1));
OUTS (outf, "<<2)");
}
else if (opc == 0)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+");
OUTS (outf, dregs (src1));
}
else
return 0;
return 2;
}
static int
decode_COMPI2opD_0 (TIword iw0, disassemble_info *outf)
{
/* COMPI2opD
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 1 | 1 | 0 | 0 |.op|..src......................|.dst.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int op = ((iw0 >> COMPI2opD_op_bits) & COMPI2opD_op_mask);
int dst = ((iw0 >> COMPI2opD_dst_bits) & COMPI2opD_dst_mask);
int src = ((iw0 >> COMPI2opD_src_bits) & COMPI2opD_src_mask);
if (op == 0)
{
OUTS (outf, dregs (dst));
OUTS (outf, "=");
OUTS (outf, imm7 (src));
OUTS (outf, "(x)");
}
else if (op == 1)
{
OUTS (outf, dregs (dst));
OUTS (outf, "+=");
OUTS (outf, imm7 (src));
}
else
return 0;
return 2;
}
static int
decode_COMPI2opP_0 (TIword iw0, disassemble_info *outf)
{
/* COMPI2opP
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 0 | 1 | 1 | 0 | 1 |.op|.src.......................|.dst.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int op = ((iw0 >> COMPI2opP_op_bits) & COMPI2opP_op_mask);
int src = ((iw0 >> COMPI2opP_src_bits) & COMPI2opP_src_mask);
int dst = ((iw0 >> COMPI2opP_dst_bits) & COMPI2opP_dst_mask);
if (op == 0)
{
OUTS (outf, pregs (dst));
OUTS (outf, "=");
OUTS (outf, imm7 (src));
}
else if (op == 1)
{
OUTS (outf, pregs (dst));
OUTS (outf, "+=");
OUTS (outf, imm7 (src));
}
else
return 0;
return 2;
}
static int
decode_LDSTpmod_0 (TIword iw0, disassemble_info *outf)
{
/* LDSTpmod
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 0 | 0 | 0 |.W.|.aop...|.reg.......|.idx.......|.ptr.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int W = ((iw0 >> LDSTpmod_W_bits) & LDSTpmod_W_mask);
int aop = ((iw0 >> LDSTpmod_aop_bits) & LDSTpmod_aop_mask);
int idx = ((iw0 >> LDSTpmod_idx_bits) & LDSTpmod_idx_mask);
int ptr = ((iw0 >> LDSTpmod_ptr_bits) & LDSTpmod_ptr_mask);
int reg = ((iw0 >> LDSTpmod_reg_bits) & LDSTpmod_reg_mask);
if (aop == 1 && W == 0 && idx == ptr)
{
OUTS (outf, dregs_lo (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]");
}
else if (aop == 2 && W == 0 && idx == ptr)
{
OUTS (outf, dregs_hi (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]");
}
else if (aop == 1 && W == 1 && idx == ptr)
{
OUTS (outf, "W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]=");
OUTS (outf, dregs_lo (reg));
}
else if (aop == 2 && W == 1 && idx == ptr)
{
OUTS (outf, "W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]=");
OUTS (outf, dregs_hi (reg));
}
else if (aop == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++");
OUTS (outf, pregs (idx));
OUTS (outf, "]");
}
else if (aop == 1 && W == 0)
{
OUTS (outf, dregs_lo (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++");
OUTS (outf, pregs (idx));
OUTS (outf, "]");
}
else if (aop == 2 && W == 0)
{
OUTS (outf, dregs_hi (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++");
OUTS (outf, pregs (idx));
OUTS (outf, "]");
}
else if (aop == 3 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++");
OUTS (outf, pregs (idx));
OUTS (outf, "] (Z)");
}
else if (aop == 3 && W == 1)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++");
OUTS (outf, pregs (idx));
OUTS (outf, "](X)");
}
else if (aop == 0 && W == 1)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++");
OUTS (outf, pregs (idx));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else if (aop == 1 && W == 1)
{
OUTS (outf, "W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++");
OUTS (outf, pregs (idx));
OUTS (outf, "]=");
OUTS (outf, dregs_lo (reg));
}
else if (aop == 2 && W == 1)
{
OUTS (outf, "W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++");
OUTS (outf, pregs (idx));
OUTS (outf, "]=");
OUTS (outf, dregs_hi (reg));
}
else
return 0;
return 2;
}
static int
decode_dagMODim_0 (TIword iw0, disassemble_info *outf)
{
/* dagMODim
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 0 | 0 | 1 | 1 | 1 | 1 | 0 |.br| 1 | 1 |.op|.m.....|.i.....|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int i = ((iw0 >> DagMODim_i_bits) & DagMODim_i_mask);
int m = ((iw0 >> DagMODim_m_bits) & DagMODim_m_mask);
int br = ((iw0 >> DagMODim_br_bits) & DagMODim_br_mask);
int op = ((iw0 >> DagMODim_op_bits) & DagMODim_op_mask);
if (op == 0 && br == 1)
{
OUTS (outf, iregs (i));
OUTS (outf, "+=");
OUTS (outf, mregs (m));
OUTS (outf, "(BREV)");
}
else if (op == 0)
{
OUTS (outf, iregs (i));
OUTS (outf, "+=");
OUTS (outf, mregs (m));
}
else if (op == 1)
{
OUTS (outf, iregs (i));
OUTS (outf, "-=");
OUTS (outf, mregs (m));
}
else
return 0;
return 2;
}
static int
decode_dagMODik_0 (TIword iw0, disassemble_info *outf)
{
/* dagMODik
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 0 |.op....|.i.....|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int i = ((iw0 >> DagMODik_i_bits) & DagMODik_i_mask);
int op = ((iw0 >> DagMODik_op_bits) & DagMODik_op_mask);
if (op == 0)
{
OUTS (outf, iregs (i));
OUTS (outf, "+=2");
}
else if (op == 1)
{
OUTS (outf, iregs (i));
OUTS (outf, "-=2");
}
else if (op == 2)
{
OUTS (outf, iregs (i));
OUTS (outf, "+=4");
}
else if (op == 3)
{
OUTS (outf, iregs (i));
OUTS (outf, "-=4");
}
else
return 0;
return 2;
}
static int
decode_dspLDST_0 (TIword iw0, disassemble_info *outf)
{
/* dspLDST
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 0 | 0 | 1 | 1 | 1 |.W.|.aop...|.m.....|.i.....|.reg.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int i = ((iw0 >> DspLDST_i_bits) & DspLDST_i_mask);
int m = ((iw0 >> DspLDST_m_bits) & DspLDST_m_mask);
int W = ((iw0 >> DspLDST_W_bits) & DspLDST_W_mask);
int aop = ((iw0 >> DspLDST_aop_bits) & DspLDST_aop_mask);
int reg = ((iw0 >> DspLDST_reg_bits) & DspLDST_reg_mask);
if (aop == 0 && W == 0 && m == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, iregs (i));
OUTS (outf, "++]");
}
else if (aop == 0 && W == 0 && m == 1)
{
OUTS (outf, dregs_lo (reg));
OUTS (outf, "=W[");
OUTS (outf, iregs (i));
OUTS (outf, "++]");
}
else if (aop == 0 && W == 0 && m == 2)
{
OUTS (outf, dregs_hi (reg));
OUTS (outf, "=W[");
OUTS (outf, iregs (i));
OUTS (outf, "++]");
}
else if (aop == 1 && W == 0 && m == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, iregs (i));
OUTS (outf, "--]");
}
else if (aop == 1 && W == 0 && m == 1)
{
OUTS (outf, dregs_lo (reg));
OUTS (outf, "=W[");
OUTS (outf, iregs (i));
OUTS (outf, "--]");
}
else if (aop == 1 && W == 0 && m == 2)
{
OUTS (outf, dregs_hi (reg));
OUTS (outf, "=W[");
OUTS (outf, iregs (i));
OUTS (outf, "--]");
}
else if (aop == 2 && W == 0 && m == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, iregs (i));
OUTS (outf, "]");
}
else if (aop == 2 && W == 0 && m == 1)
{
OUTS (outf, dregs_lo (reg));
OUTS (outf, "=W[");
OUTS (outf, iregs (i));
OUTS (outf, "]");
}
else if (aop == 2 && W == 0 && m == 2)
{
OUTS (outf, dregs_hi (reg));
OUTS (outf, "=W[");
OUTS (outf, iregs (i));
OUTS (outf, "]");
}
else if (aop == 0 && W == 1 && m == 0)
{
OUTS (outf, "[");
OUTS (outf, iregs (i));
OUTS (outf, "++]=");
OUTS (outf, dregs (reg));
}
else if (aop == 0 && W == 1 && m == 1)
{
OUTS (outf, "W[");
OUTS (outf, iregs (i));
OUTS (outf, "++]=");
OUTS (outf, dregs_lo (reg));
}
else if (aop == 0 && W == 1 && m == 2)
{
OUTS (outf, "W[");
OUTS (outf, iregs (i));
OUTS (outf, "++]=");
OUTS (outf, dregs_hi (reg));
}
else if (aop == 1 && W == 1 && m == 0)
{
OUTS (outf, "[");
OUTS (outf, iregs (i));
OUTS (outf, "--]=");
OUTS (outf, dregs (reg));
}
else if (aop == 1 && W == 1 && m == 1)
{
OUTS (outf, "W[");
OUTS (outf, iregs (i));
OUTS (outf, "--]=");
OUTS (outf, dregs_lo (reg));
}
else if (aop == 1 && W == 1 && m == 2)
{
OUTS (outf, "W[");
OUTS (outf, iregs (i));
OUTS (outf, "--]=");
OUTS (outf, dregs_hi (reg));
}
else if (aop == 2 && W == 1 && m == 0)
{
OUTS (outf, "[");
OUTS (outf, iregs (i));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else if (aop == 2 && W == 1 && m == 1)
{
OUTS (outf, "W[");
OUTS (outf, iregs (i));
OUTS (outf, "]=");
OUTS (outf, dregs_lo (reg));
}
else if (aop == 2 && W == 1 && m == 2)
{
OUTS (outf, "W[");
OUTS (outf, iregs (i));
OUTS (outf, "]=");
OUTS (outf, dregs_hi (reg));
}
else if (aop == 3 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, iregs (i));
OUTS (outf, "++");
OUTS (outf, mregs (m));
OUTS (outf, "]");
}
else if (aop == 3 && W == 1)
{
OUTS (outf, "[");
OUTS (outf, iregs (i));
OUTS (outf, "++");
OUTS (outf, mregs (m));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else
return 0;
return 2;
}
static int
decode_LDST_0 (TIword iw0, disassemble_info *outf)
{
/* LDST
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 0 | 0 | 1 |.sz....|.W.|.aop...|.Z.|.ptr.......|.reg.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int Z = ((iw0 >> LDST_Z_bits) & LDST_Z_mask);
int W = ((iw0 >> LDST_W_bits) & LDST_W_mask);
int sz = ((iw0 >> LDST_sz_bits) & LDST_sz_mask);
int aop = ((iw0 >> LDST_aop_bits) & LDST_aop_mask);
int reg = ((iw0 >> LDST_reg_bits) & LDST_reg_mask);
int ptr = ((iw0 >> LDST_ptr_bits) & LDST_ptr_mask);
if (aop == 0 && sz == 0 && Z == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++]");
}
else if (aop == 0 && sz == 0 && Z == 1 && W == 0)
{
OUTS (outf, pregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++]");
}
else if (aop == 0 && sz == 1 && Z == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++] (Z)");
}
else if (aop == 0 && sz == 1 && Z == 1 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++](X)");
}
else if (aop == 0 && sz == 2 && Z == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++] (Z)");
}
else if (aop == 0 && sz == 2 && Z == 1 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++](X)");
}
else if (aop == 1 && sz == 0 && Z == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--]");
}
else if (aop == 1 && sz == 0 && Z == 1 && W == 0)
{
OUTS (outf, pregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--]");
}
else if (aop == 1 && sz == 1 && Z == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--] (Z)");
}
else if (aop == 1 && sz == 1 && Z == 1 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--](X)");
}
else if (aop == 1 && sz == 2 && Z == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--] (Z)");
}
else if (aop == 1 && sz == 2 && Z == 1 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--](X)");
}
else if (aop == 2 && sz == 0 && Z == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]");
}
else if (aop == 2 && sz == 0 && Z == 1 && W == 0)
{
OUTS (outf, pregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]");
}
else if (aop == 2 && sz == 1 && Z == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "] (Z)");
}
else if (aop == 2 && sz == 1 && Z == 1 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "](X)");
}
else if (aop == 2 && sz == 2 && Z == 0 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "] (Z)");
}
else if (aop == 2 && sz == 2 && Z == 1 && W == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "](X)");
}
else if (aop == 0 && sz == 0 && Z == 0 && W == 1)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++]=");
OUTS (outf, dregs (reg));
}
else if (aop == 0 && sz == 0 && Z == 1 && W == 1)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++]=");
OUTS (outf, pregs (reg));
}
else if (aop == 0 && sz == 1 && Z == 0 && W == 1)
{
OUTS (outf, "W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++]=");
OUTS (outf, dregs (reg));
}
else if (aop == 0 && sz == 2 && Z == 0 && W == 1)
{
OUTS (outf, "B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "++]=");
OUTS (outf, dregs (reg));
}
else if (aop == 1 && sz == 0 && Z == 0 && W == 1)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--]=");
OUTS (outf, dregs (reg));
}
else if (aop == 1 && sz == 0 && Z == 1 && W == 1)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--]=");
OUTS (outf, pregs (reg));
}
else if (aop == 1 && sz == 1 && Z == 0 && W == 1)
{
OUTS (outf, "W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--]=");
OUTS (outf, dregs (reg));
}
else if (aop == 1 && sz == 2 && Z == 0 && W == 1)
{
OUTS (outf, "B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "--]=");
OUTS (outf, dregs (reg));
}
else if (aop == 2 && sz == 0 && Z == 0 && W == 1)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else if (aop == 2 && sz == 0 && Z == 1 && W == 1)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]=");
OUTS (outf, pregs (reg));
}
else if (aop == 2 && sz == 1 && Z == 0 && W == 1)
{
OUTS (outf, "W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else if (aop == 2 && sz == 2 && Z == 0 && W == 1)
{
OUTS (outf, "B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else
return 0;
return 2;
}
static int
decode_LDSTiiFP_0 (TIword iw0, disassemble_info *outf)
{
/* LDSTiiFP
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 0 | 1 | 1 | 1 | 0 |.W.|.offset............|.reg...........|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int reg = ((iw0 >> LDSTiiFP_reg_bits) & LDSTiiFP_reg_mask);
int offset = ((iw0 >> LDSTiiFP_offset_bits) & LDSTiiFP_offset_mask);
int W = ((iw0 >> LDSTiiFP_W_bits) & LDSTiiFP_W_mask);
if (W == 0)
{
OUTS (outf, dpregs (reg));
OUTS (outf, "=[FP");
OUTS (outf, negimm5s4 (offset));
OUTS (outf, "]");
}
else if (W == 1)
{
OUTS (outf, "[FP");
OUTS (outf, negimm5s4 (offset));
OUTS (outf, "]=");
OUTS (outf, dpregs (reg));
}
else
return 0;
return 2;
}
static int
decode_LDSTii_0 (TIword iw0, disassemble_info *outf)
{
/* LDSTii
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 0 | 1 |.W.|.op....|.offset........|.ptr.......|.reg.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int reg = ((iw0 >> LDSTii_reg_bit) & LDSTii_reg_mask);
int ptr = ((iw0 >> LDSTii_ptr_bit) & LDSTii_ptr_mask);
int offset = ((iw0 >> LDSTii_offset_bit) & LDSTii_offset_mask);
int op = ((iw0 >> LDSTii_op_bit) & LDSTii_op_mask);
int W = ((iw0 >> LDSTii_W_bit) & LDSTii_W_mask);
if (W == 0 && op == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, uimm4s4 (offset));
OUTS (outf, "]");
}
else if (W == 0 && op == 1)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, uimm4s2 (offset));
OUTS (outf, "] (Z)");
}
else if (W == 0 && op == 2)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, uimm4s2 (offset));
OUTS (outf, "](X)");
}
else if (W == 0 && op == 3)
{
OUTS (outf, pregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, uimm4s4 (offset));
OUTS (outf, "]");
}
else if (W == 1 && op == 0)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, uimm4s4 (offset));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else if (W == 1 && op == 1)
{
OUTS (outf, "W");
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, uimm4s2 (offset));
OUTS (outf, "]");
OUTS (outf, "=");
OUTS (outf, dregs (reg));
}
else if (W == 1 && op == 3)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, uimm4s4 (offset));
OUTS (outf, "]=");
OUTS (outf, pregs (reg));
}
else
return 0;
return 2;
}
static int
decode_LoopSetup_0 (TIword iw0, TIword iw1, bfd_vma pc, disassemble_info *outf)
{
/* LoopSetup
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |.rop...|.c.|.soffset.......|
|.reg...........| - | - |.eoffset...............................|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int c = ((iw0 >> (LoopSetup_c_bits - 16)) & LoopSetup_c_mask);
int reg = ((iw1 >> LoopSetup_reg_bits) & LoopSetup_reg_mask);
int rop = ((iw0 >> (LoopSetup_rop_bits - 16)) & LoopSetup_rop_mask);
int soffset = ((iw0 >> (LoopSetup_soffset_bits - 16)) & LoopSetup_soffset_mask);
int eoffset = ((iw1 >> LoopSetup_eoffset_bits) & LoopSetup_eoffset_mask);
if (rop == 0)
{
OUTS (outf, "LSETUP");
OUTS (outf, "(");
OUTS (outf, pcrel4 (soffset));
OUTS (outf, ",");
OUTS (outf, lppcrel10 (eoffset));
OUTS (outf, ")");
OUTS (outf, counters (c));
}
else if (rop == 1)
{
OUTS (outf, "LSETUP");
OUTS (outf, "(");
OUTS (outf, pcrel4 (soffset));
OUTS (outf, ",");
OUTS (outf, lppcrel10 (eoffset));
OUTS (outf, ")");
OUTS (outf, counters (c));
OUTS (outf, "=");
OUTS (outf, pregs (reg));
}
else if (rop == 3)
{
OUTS (outf, "LSETUP");
OUTS (outf, "(");
OUTS (outf, pcrel4 (soffset));
OUTS (outf, ",");
OUTS (outf, lppcrel10 (eoffset));
OUTS (outf, ")");
OUTS (outf, counters (c));
OUTS (outf, "=");
OUTS (outf, pregs (reg));
OUTS (outf, ">>1");
}
else
return 0;
return 4;
}
static int
decode_LDIMMhalf_0 (TIword iw0, TIword iw1, disassemble_info *outf)
{
/* LDIMMhalf
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 |.Z.|.H.|.S.|.grp...|.reg.......|
|.hword.........................................................|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int H = ((iw0 >> (LDIMMhalf_H_bits - 16)) & LDIMMhalf_H_mask);
int Z = ((iw0 >> (LDIMMhalf_Z_bits - 16)) & LDIMMhalf_Z_mask);
int S = ((iw0 >> (LDIMMhalf_S_bits - 16)) & LDIMMhalf_S_mask);
int reg = ((iw0 >> (LDIMMhalf_reg_bits - 16)) & LDIMMhalf_reg_mask);
int grp = ((iw0 >> (LDIMMhalf_grp_bits - 16)) & LDIMMhalf_grp_mask);
int hword = ((iw1 >> LDIMMhalf_hword_bits) & LDIMMhalf_hword_mask);
if (grp == 0 && H == 0 && S == 0 && Z == 0)
{
OUTS (outf, dregs_lo (reg));
OUTS (outf, "=");
OUTS (outf, imm16 (hword));
}
else if (grp == 0 && H == 1 && S == 0 && Z == 0)
{
OUTS (outf, dregs_hi (reg));
OUTS (outf, "=");
OUTS (outf, imm16 (hword));
}
else if (grp == 0 && H == 0 && S == 1 && Z == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=");
OUTS (outf, imm16 (hword));
OUTS (outf, " (X)");
}
else if (H == 0 && S == 1 && Z == 0)
{
OUTS (outf, regs (reg, grp));
OUTS (outf, "=");
OUTS (outf, imm16 (hword));
OUTS (outf, " (X)");
}
else if (H == 0 && S == 0 && Z == 1)
{
OUTS (outf, regs (reg, grp));
OUTS (outf, "=");
OUTS (outf, luimm16 (hword));
OUTS (outf, "(Z)");
}
else if (H == 0 && S == 0 && Z == 0)
{
OUTS (outf, regs_lo (reg, grp));
OUTS (outf, "=");
OUTS (outf, luimm16 (hword));
}
else if (H == 1 && S == 0 && Z == 0)
{
OUTS (outf, regs_hi (reg, grp));
OUTS (outf, "=");
OUTS (outf, huimm16 (hword));
}
else
return 0;
return 4;
}
static int
decode_CALLa_0 (TIword iw0, TIword iw1, bfd_vma pc, disassemble_info *outf)
{
/* CALLa
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 1 | 0 | 0 | 0 | 1 |.S.|.msw...........................|
|.lsw...........................................................|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int S = ((iw0 >> (CALLa_S_bits - 16)) & CALLa_S_mask);
int lsw = ((iw1 >> 0) & 0xffff);
int msw = ((iw0 >> 0) & 0xff);
if (S == 1)
OUTS (outf, "CALL ");
else if (S == 0)
OUTS (outf, "JUMP.L ");
else
return 0;
OUTS (outf, pcrel24 (((msw) << 16) | (lsw)));
return 4;
}
static int
decode_LDSTidxI_0 (TIword iw0, TIword iw1, disassemble_info *outf)
{
/* LDSTidxI
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 1 | 0 | 0 | 1 |.W.|.Z.|.sz....|.ptr.......|.reg.......|
|.offset........................................................|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int Z = ((iw0 >> (LDSTidxI_Z_bits - 16)) & LDSTidxI_Z_mask);
int W = ((iw0 >> (LDSTidxI_W_bits - 16)) & LDSTidxI_W_mask);
int sz = ((iw0 >> (LDSTidxI_sz_bits - 16)) & LDSTidxI_sz_mask);
int reg = ((iw0 >> (LDSTidxI_reg_bits - 16)) & LDSTidxI_reg_mask);
int ptr = ((iw0 >> (LDSTidxI_ptr_bits - 16)) & LDSTidxI_ptr_mask);
int offset = ((iw1 >> LDSTidxI_offset_bits) & LDSTidxI_offset_mask);
if (W == 0 && sz == 0 && Z == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16s4 (offset));
OUTS (outf, "]");
}
else if (W == 0 && sz == 0 && Z == 1)
{
OUTS (outf, pregs (reg));
OUTS (outf, "=[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16s4 (offset));
OUTS (outf, "]");
}
else if (W == 0 && sz == 1 && Z == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16s2 (offset));
OUTS (outf, "] (Z)");
}
else if (W == 0 && sz == 1 && Z == 1)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16s2 (offset));
OUTS (outf, "](X)");
}
else if (W == 0 && sz == 2 && Z == 0)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16 (offset));
OUTS (outf, "] (Z)");
}
else if (W == 0 && sz == 2 && Z == 1)
{
OUTS (outf, dregs (reg));
OUTS (outf, "=B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16 (offset));
OUTS (outf, "](X)");
}
else if (W == 1 && sz == 0 && Z == 0)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16s4 (offset));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else if (W == 1 && sz == 0 && Z == 1)
{
OUTS (outf, "[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16s4 (offset));
OUTS (outf, "]=");
OUTS (outf, pregs (reg));
}
else if (W == 1 && sz == 1 && Z == 0)
{
OUTS (outf, "W[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16s2 (offset));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else if (W == 1 && sz == 2 && Z == 0)
{
OUTS (outf, "B[");
OUTS (outf, pregs (ptr));
OUTS (outf, "+");
OUTS (outf, imm16 (offset));
OUTS (outf, "]=");
OUTS (outf, dregs (reg));
}
else
return 0;
return 4;
}
static int
decode_linkage_0 (TIword iw0, TIword iw1, disassemble_info *outf)
{
/* linkage
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |.R.|
|.framesize.....................................................|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int R = ((iw0 >> (Linkage_R_bits - 16)) & Linkage_R_mask);
int framesize = ((iw1 >> Linkage_framesize_bits) & Linkage_framesize_mask);
if (R == 0)
{
OUTS (outf, "LINK ");
OUTS (outf, uimm16s4 (framesize));
}
else if (R == 1)
OUTS (outf, "UNLINK");
else
return 0;
return 4;
}
static int
decode_dsp32mac_0 (TIword iw0, TIword iw1, disassemble_info *outf)
{
/* dsp32mac
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 0 | 0 |.M.| 0 | 0 |.mmod..........|.MM|.P.|.w1|.op1...|
|.h01|.h11|.w0|.op0...|.h00|.h10|.dst.......|.src0......|.src1..|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int op1 = ((iw0 >> (DSP32Mac_op1_bits - 16)) & DSP32Mac_op1_mask);
int w1 = ((iw0 >> (DSP32Mac_w1_bits - 16)) & DSP32Mac_w1_mask);
int P = ((iw0 >> (DSP32Mac_p_bits - 16)) & DSP32Mac_p_mask);
int MM = ((iw0 >> (DSP32Mac_MM_bits - 16)) & DSP32Mac_MM_mask);
int mmod = ((iw0 >> (DSP32Mac_mmod_bits - 16)) & DSP32Mac_mmod_mask);
int w0 = ((iw1 >> DSP32Mac_w0_bits) & DSP32Mac_w0_mask);
int src0 = ((iw1 >> DSP32Mac_src0_bits) & DSP32Mac_src0_mask);
int src1 = ((iw1 >> DSP32Mac_src1_bits) & DSP32Mac_src1_mask);
int dst = ((iw1 >> DSP32Mac_dst_bits) & DSP32Mac_dst_mask);
int h10 = ((iw1 >> DSP32Mac_h10_bits) & DSP32Mac_h10_mask);
int h00 = ((iw1 >> DSP32Mac_h00_bits) & DSP32Mac_h00_mask);
int op0 = ((iw1 >> DSP32Mac_op0_bits) & DSP32Mac_op0_mask);
int h11 = ((iw1 >> DSP32Mac_h11_bits) & DSP32Mac_h11_mask);
int h01 = ((iw1 >> DSP32Mac_h01_bits) & DSP32Mac_h01_mask);
if (w0 == 0 && w1 == 0 && op1 == 3 && op0 == 3)
return 0;
if (op1 == 3 && MM)
return 0;
if ((w1 || w0) && mmod == M_W32)
return 0;
if (((1 << mmod) & (P ? 0x31b : 0x1b5f)) == 0)
return 0;
if (w1 == 1 || op1 != 3)
{
if (w1)
OUTS (outf, P ? dregs (dst + 1) : dregs_hi (dst));
if (op1 == 3)
OUTS (outf, " = A1");
else
{
if (w1)
OUTS (outf, " = (");
decode_macfunc (1, op1, h01, h11, src0, src1, outf);
if (w1)
OUTS (outf, ")");
}
if (w0 == 1 || op0 != 3)
{
if (MM)
OUTS (outf, " (M)");
MM = 0;
OUTS (outf, ", ");
}
}
if (w0 == 1 || op0 != 3)
{
if (w0)
OUTS (outf, P ? dregs (dst) : dregs_lo (dst));
if (op0 == 3)
OUTS (outf, " = A0");
else
{
if (w0)
OUTS (outf, " = (");
decode_macfunc (0, op0, h00, h10, src0, src1, outf);
if (w0)
OUTS (outf, ")");
}
}
decode_optmode (mmod, MM, outf);
return 4;
}
static int
decode_dsp32mult_0 (TIword iw0, TIword iw1, disassemble_info *outf)
{
/* dsp32mult
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 0 | 0 |.M.| 0 | 1 |.mmod..........|.MM|.P.|.w1|.op1...|
|.h01|.h11|.w0|.op0...|.h00|.h10|.dst.......|.src0......|.src1..|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int w1 = ((iw0 >> (DSP32Mac_w1_bits - 16)) & DSP32Mac_w1_mask);
int P = ((iw0 >> (DSP32Mac_p_bits - 16)) & DSP32Mac_p_mask);
int MM = ((iw0 >> (DSP32Mac_MM_bits - 16)) & DSP32Mac_MM_mask);
int mmod = ((iw0 >> (DSP32Mac_mmod_bits - 16)) & DSP32Mac_mmod_mask);
int w0 = ((iw1 >> DSP32Mac_w0_bits) & DSP32Mac_w0_mask);
int src0 = ((iw1 >> DSP32Mac_src0_bits) & DSP32Mac_src0_mask);
int src1 = ((iw1 >> DSP32Mac_src1_bits) & DSP32Mac_src1_mask);
int dst = ((iw1 >> DSP32Mac_dst_bits) & DSP32Mac_dst_mask);
int h10 = ((iw1 >> DSP32Mac_h10_bits) & DSP32Mac_h10_mask);
int h00 = ((iw1 >> DSP32Mac_h00_bits) & DSP32Mac_h00_mask);
int h11 = ((iw1 >> DSP32Mac_h11_bits) & DSP32Mac_h11_mask);
int h01 = ((iw1 >> DSP32Mac_h01_bits) & DSP32Mac_h01_mask);
if (w1 == 0 && w0 == 0)
return 0;
if (((1 << mmod) & (P ? 0x313 : 0x1b57)) == 0)
return 0;
if (w1)
{
OUTS (outf, P ? dregs (dst | 1) : dregs_hi (dst));
OUTS (outf, " = ");
decode_multfunc (h01, h11, src0, src1, outf);
if (w0)
{
if (MM)
OUTS (outf, " (M)");
MM = 0;
OUTS (outf, ", ");
}
}
if (w0)
{
OUTS (outf, dregs (dst));
OUTS (outf, " = ");
decode_multfunc (h00, h10, src0, src1, outf);
}
decode_optmode (mmod, MM, outf);
return 4;
}
static int
decode_dsp32alu_0 (TIword iw0, TIword iw1, disassemble_info *outf)
{
/* dsp32alu
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 0 | 0 |.M.| 1 | 0 | - | - | - |.HL|.aopcde............|
|.aop...|.s.|.x.|.dst0......|.dst1......|.src0......|.src1......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int s = ((iw1 >> DSP32Alu_s_bits) & DSP32Alu_s_mask);
int x = ((iw1 >> DSP32Alu_x_bits) & DSP32Alu_x_mask);
int aop = ((iw1 >> DSP32Alu_aop_bits) & DSP32Alu_aop_mask);
int src0 = ((iw1 >> DSP32Alu_src0_bits) & DSP32Alu_src0_mask);
int src1 = ((iw1 >> DSP32Alu_src1_bits) & DSP32Alu_src1_mask);
int dst0 = ((iw1 >> DSP32Alu_dst0_bits) & DSP32Alu_dst0_mask);
int dst1 = ((iw1 >> DSP32Alu_dst1_bits) & DSP32Alu_dst1_mask);
int HL = ((iw0 >> (DSP32Alu_HL_bits - 16)) & DSP32Alu_HL_mask);
int aopcde = ((iw0 >> (DSP32Alu_aopcde_bits - 16)) & DSP32Alu_aopcde_mask);
if (aop == 0 && aopcde == 9 && HL == 0 && s == 0)
{
OUTS (outf, "A0.L=");
OUTS (outf, dregs_lo (src0));
}
else if (aop == 2 && aopcde == 9 && HL == 1 && s == 0)
{
OUTS (outf, "A1.H=");
OUTS (outf, dregs_hi (src0));
}
else if (aop == 2 && aopcde == 9 && HL == 0 && s == 0)
{
OUTS (outf, "A1.L=");
OUTS (outf, dregs_lo (src0));
}
else if (aop == 0 && aopcde == 9 && HL == 1 && s == 0)
{
OUTS (outf, "A0.H=");
OUTS (outf, dregs_hi (src0));
}
else if (x == 1 && HL == 1 && aop == 3 && aopcde == 5)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-");
OUTS (outf, dregs (src1));
OUTS (outf, "(RND20)");
}
else if (x == 1 && HL == 1 && aop == 2 && aopcde == 5)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+");
OUTS (outf, dregs (src1));
OUTS (outf, "(RND20)");
}
else if (x == 0 && HL == 0 && aop == 1 && aopcde == 5)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-");
OUTS (outf, dregs (src1));
OUTS (outf, "(RND12)");
}
else if (x == 0 && HL == 0 && aop == 0 && aopcde == 5)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+");
OUTS (outf, dregs (src1));
OUTS (outf, "(RND12)");
}
else if (x == 1 && HL == 0 && aop == 3 && aopcde == 5)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-");
OUTS (outf, dregs (src1));
OUTS (outf, "(RND20)");
}
else if (x == 0 && HL == 1 && aop == 0 && aopcde == 5)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+");
OUTS (outf, dregs (src1));
OUTS (outf, "(RND12)");
}
else if (x == 1 && HL == 0 && aop == 2 && aopcde == 5)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+");
OUTS (outf, dregs (src1));
OUTS (outf, "(RND20)");
}
else if (x == 0 && HL == 1 && aop == 1 && aopcde == 5)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-");
OUTS (outf, dregs (src1));
OUTS (outf, "(RND12)");
}
else if (HL == 1 && aop == 0 && aopcde == 2)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "+");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 1 && aop == 1 && aopcde == 2)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "+");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 1 && aop == 2 && aopcde == 2)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_hi (src0));
OUTS (outf, "+");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 1 && aop == 3 && aopcde == 2)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_hi (src0));
OUTS (outf, "+");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 0 && aop == 0 && aopcde == 3)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "-");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 0 && aop == 1 && aopcde == 3)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "-");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 0 && aop == 3 && aopcde == 2)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_hi (src0));
OUTS (outf, "+");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 1 && aop == 0 && aopcde == 3)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "-");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 1 && aop == 1 && aopcde == 3)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "-");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 1 && aop == 2 && aopcde == 3)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_hi (src0));
OUTS (outf, "-");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 1 && aop == 3 && aopcde == 3)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_hi (src0));
OUTS (outf, "-");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 0 && aop == 2 && aopcde == 2)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_hi (src0));
OUTS (outf, "+");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 0 && aop == 1 && aopcde == 2)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "+");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 0 && aop == 2 && aopcde == 3)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_hi (src0));
OUTS (outf, "-");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 0 && aop == 3 && aopcde == 3)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_hi (src0));
OUTS (outf, "-");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 0 && aop == 0 && aopcde == 2)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "+");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (aop == 0 && aopcde == 9 && s == 1)
{
OUTS (outf, "A0=");
OUTS (outf, dregs (src0));
}
else if (aop == 3 && aopcde == 11 && s == 0)
OUTS (outf, "A0-=A1");
else if (aop == 3 && aopcde == 11 && s == 1)
OUTS (outf, "A0-=A1(W32)");
else if (aop == 3 && aopcde == 22 && HL == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP2M(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(TH");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 3 && aopcde == 22 && HL == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP2M(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(TL");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 2 && aopcde == 22 && HL == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP2M(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(RNDH");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 2 && aopcde == 22 && HL == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP2M(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(RNDL");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 1 && aopcde == 22 && HL == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP2P(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(TH");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 1 && aopcde == 22 && HL == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP2P(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(TL");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 0 && aopcde == 22 && HL == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP2P(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(RNDH");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 0 && aopcde == 22 && HL == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP2P(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(RNDL");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 0 && s == 0 && aopcde == 8)
OUTS (outf, "A0=0");
else if (aop == 0 && s == 1 && aopcde == 8)
OUTS (outf, "A0=A0(S)");
else if (aop == 1 && s == 0 && aopcde == 8)
OUTS (outf, "A1=0");
else if (aop == 1 && s == 1 && aopcde == 8)
OUTS (outf, "A1=A1(S)");
else if (aop == 2 && s == 0 && aopcde == 8)
OUTS (outf, "A1=A0=0");
else if (aop == 2 && s == 1 && aopcde == 8)
OUTS (outf, "A1=A1(S),A0=A0(S)");
else if (aop == 3 && s == 0 && aopcde == 8)
OUTS (outf, "A0=A1");
else if (aop == 3 && s == 1 && aopcde == 8)
OUTS (outf, "A1=A0");
else if (aop == 1 && aopcde == 9 && s == 0)
{
OUTS (outf, "A0.x=");
OUTS (outf, dregs_lo (src0));
}
else if (aop == 1 && HL == 0 && aopcde == 11)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=(A0+=A1)");
}
else if (aop == 3 && HL == 0 && aopcde == 16)
OUTS (outf, "A1= ABS A0,A0= ABS A0");
else if (aop == 0 && aopcde == 23 && HL == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP3P(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(HI");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 3 && aopcde == 9 && s == 0)
{
OUTS (outf, "A1.x=");
OUTS (outf, dregs_lo (src0));
}
else if (aop == 1 && HL == 1 && aopcde == 16)
OUTS (outf, "A1= ABS A1");
else if (aop == 0 && HL == 1 && aopcde == 16)
OUTS (outf, "A1= ABS A0");
else if (aop == 2 && aopcde == 9 && s == 1)
{
OUTS (outf, "A1=");
OUTS (outf, dregs (src0));
}
else if (HL == 0 && aop == 3 && aopcde == 12)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "(RND)");
}
else if (aop == 1 && HL == 0 && aopcde == 16)
OUTS (outf, "A0= ABS A1");
else if (aop == 0 && HL == 0 && aopcde == 16)
OUTS (outf, "A0= ABS A0");
else if (aop == 3 && HL == 0 && aopcde == 15)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=-");
OUTS (outf, dregs (src0));
OUTS (outf, "(V)");
}
else if (aop == 3 && s == 1 && HL == 0 && aopcde == 7)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=-");
OUTS (outf, dregs (src0));
OUTS (outf, "(S)");
}
else if (aop == 3 && s == 0 && HL == 0 && aopcde == 7)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=-");
OUTS (outf, dregs (src0));
OUTS (outf, "(NS)");
}
else if (aop == 1 && HL == 1 && aopcde == 11)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=(A0+=A1)");
}
else if (aop == 2 && aopcde == 11 && s == 0)
OUTS (outf, "A0+=A1");
else if (aop == 2 && aopcde == 11 && s == 1)
OUTS (outf, "A0+=A1(W32)");
else if (aop == 3 && HL == 0 && aopcde == 14)
OUTS (outf, "A1=-A1,A0=-A0");
else if (HL == 1 && aop == 3 && aopcde == 12)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "(RND)");
}
else if (aop == 0 && aopcde == 23 && HL == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP3P(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(LO");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 0 && HL == 0 && aopcde == 14)
OUTS (outf, "A0=-A0");
else if (aop == 1 && HL == 0 && aopcde == 14)
OUTS (outf, "A0=-A1");
else if (aop == 0 && HL == 1 && aopcde == 14)
OUTS (outf, "A1=-A0");
else if (aop == 1 && HL == 1 && aopcde == 14)
OUTS (outf, "A1=-A1");
else if (aop == 0 && aopcde == 12)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "=");
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=SIGN(");
OUTS (outf, dregs_hi (src0));
OUTS (outf, ")*");
OUTS (outf, dregs_hi (src1));
OUTS (outf, "+SIGN(");
OUTS (outf, dregs_lo (src0));
OUTS (outf, ")*");
OUTS (outf, dregs_lo (src1));
OUTS (outf, ")");
}
else if (aop == 2 && aopcde == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-|+");
OUTS (outf, dregs (src1));
OUTS (outf, " ");
amod0 (s, x, outf);
}
else if (aop == 1 && aopcde == 12)
{
OUTS (outf, dregs (dst1));
OUTS (outf, "=A1.L+A1.H,");
OUTS (outf, dregs (dst0));
OUTS (outf, "=A0.L+A0.H");
}
else if (aop == 2 && aopcde == 4)
{
OUTS (outf, dregs (dst1));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-");
OUTS (outf, dregs (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (HL == 0 && aopcde == 1)
{
OUTS (outf, dregs (dst1));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+|+");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-|-");
OUTS (outf, dregs (src1));
amod0amod2 (s, x, aop, outf);
}
else if (aop == 0 && aopcde == 11)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=(A0+=A1)");
}
else if (aop == 0 && aopcde == 10)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=A0.x");
}
else if (aop == 1 && aopcde == 10)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=A1.x");
}
else if (aop == 1 && aopcde == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+|-");
OUTS (outf, dregs (src1));
OUTS (outf, " ");
amod0 (s, x, outf);
}
else if (aop == 3 && aopcde == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-|-");
OUTS (outf, dregs (src1));
OUTS (outf, " ");
amod0 (s, x, outf);
}
else if (aop == 1 && aopcde == 4)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-");
OUTS (outf, dregs (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (aop == 0 && aopcde == 17)
{
OUTS (outf, dregs (dst1));
OUTS (outf, "=A1+A0,");
OUTS (outf, dregs (dst0));
OUTS (outf, "=A1-A0 ");
amod1 (s, x, outf);
}
else if (aop == 1 && aopcde == 17)
{
OUTS (outf, dregs (dst1));
OUTS (outf, "=A0+A1,");
OUTS (outf, dregs (dst0));
OUTS (outf, "=A0-A1 ");
amod1 (s, x, outf);
}
else if (aop == 0 && aopcde == 18)
{
OUTS (outf, "SAA(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ") ");
aligndir (s, outf);
}
else if (aop == 3 && aopcde == 18)
OUTS (outf, "DISALGNEXCPT");
else if (aop == 0 && aopcde == 20)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP1P(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")");
aligndir (s, outf);
}
else if (aop == 1 && aopcde == 20)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEOP1P(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ")(T");
if (s == 1)
OUTS (outf, ", R)");
else
OUTS (outf, ")");
}
else if (aop == 0 && aopcde == 21)
{
OUTS (outf, "(");
OUTS (outf, dregs (dst1));
OUTS (outf, ",");
OUTS (outf, dregs (dst0));
OUTS (outf, ")=BYTEOP16P(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ") ");
aligndir (s, outf);
}
else if (aop == 1 && aopcde == 21)
{
OUTS (outf, "(");
OUTS (outf, dregs (dst1));
OUTS (outf, ",");
OUTS (outf, dregs (dst0));
OUTS (outf, ")=BYTEOP16M(");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src1));
OUTS (outf, ") ");
aligndir (s, outf);
}
else if (aop == 2 && aopcde == 7)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "= ABS ");
OUTS (outf, dregs (src0));
}
else if (aop == 1 && aopcde == 7)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=MIN(");
OUTS (outf, dregs (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1));
OUTS (outf, ")");
}
else if (aop == 0 && aopcde == 7)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=MAX(");
OUTS (outf, dregs (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1));
OUTS (outf, ")");
}
else if (aop == 2 && aopcde == 6)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "= ABS ");
OUTS (outf, dregs (src0));
OUTS (outf, "(V)");
}
else if (aop == 1 && aopcde == 6)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=MIN(");
OUTS (outf, dregs (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1));
OUTS (outf, ")(V)");
}
else if (aop == 0 && aopcde == 6)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=MAX(");
OUTS (outf, dregs (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1));
OUTS (outf, ")(V)");
}
else if (HL == 1 && aopcde == 1)
{
OUTS (outf, dregs (dst1));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+|-");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "-|+");
OUTS (outf, dregs (src1));
amod0amod2 (s, x, aop, outf);
}
else if (aop == 0 && aopcde == 4)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+");
OUTS (outf, dregs (src1));
OUTS (outf, " ");
amod1 (s, x, outf);
}
else if (aop == 0 && aopcde == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src0));
OUTS (outf, "+|+");
OUTS (outf, dregs (src1));
OUTS (outf, " ");
amod0 (s, x, outf);
}
else if (aop == 0 && aopcde == 24)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=BYTEPACK(");
OUTS (outf, dregs (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1));
OUTS (outf, ")");
}
else if (aop == 1 && aopcde == 24)
{
OUTS (outf, "(");
OUTS (outf, dregs (dst1));
OUTS (outf, ",");
OUTS (outf, dregs (dst0));
OUTS (outf, ") = BYTEUNPACK ");
OUTS (outf, dregs (src0 + 1));
OUTS (outf, ":");
OUTS (outf, imm5 (src0));
OUTS (outf, " ");
aligndir (s, outf);
}
else if (aopcde == 13)
{
OUTS (outf, "(");
OUTS (outf, dregs (dst1));
OUTS (outf, ",");
OUTS (outf, dregs (dst0));
OUTS (outf, ") = SEARCH ");
OUTS (outf, dregs (src0));
OUTS (outf, "(");
searchmod (aop, outf);
OUTS (outf, ")");
}
else
return 0;
return 4;
}
static int
decode_dsp32shift_0 (TIword iw0, TIword iw1, disassemble_info *outf)
{
/* dsp32shift
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 0 | 0 |.M.| 1 | 1 | 0 | 0 | - | - |.sopcde............|
|.sop...|.HLs...|.dst0......| - | - | - |.src0......|.src1......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int HLs = ((iw1 >> DSP32Shift_HLs_bits) & DSP32Shift_HLs_mask);
int sop = ((iw1 >> DSP32Shift_sop_bits) & DSP32Shift_sop_mask);
int src0 = ((iw1 >> DSP32Shift_src0_bits) & DSP32Shift_src0_mask);
int src1 = ((iw1 >> DSP32Shift_src1_bits) & DSP32Shift_src1_mask);
int dst0 = ((iw1 >> DSP32Shift_dst0_bits) & DSP32Shift_dst0_mask);
int sopcde = ((iw0 >> (DSP32Shift_sopcde_bits - 16)) & DSP32Shift_sopcde_mask);
const char *acc01 = (HLs & 1) == 0 ? "A0" : "A1";
if (HLs == 0 && sop == 0 && sopcde == 0)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (HLs == 1 && sop == 0 && sopcde == 0)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (HLs == 2 && sop == 0 && sopcde == 0)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (HLs == 3 && sop == 0 && sopcde == 0)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (HLs == 0 && sop == 1 && sopcde == 0)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "(S)");
}
else if (HLs == 1 && sop == 1 && sopcde == 0)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "(S)");
}
else if (HLs == 2 && sop == 1 && sopcde == 0)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs_lo (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "(S)");
}
else if (HLs == 3 && sop == 1 && sopcde == 0)
{
OUTS (outf, dregs_hi (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs_hi (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "(S)");
}
else if (sop == 2 && sopcde == 0)
{
OUTS (outf, (HLs & 2) == 0 ? dregs_lo (dst0) : dregs_hi (dst0));
OUTS (outf, "= LSHIFT ");
OUTS (outf, (HLs & 1) == 0 ? dregs_lo (src1) : dregs_hi (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (sop == 0 && sopcde == 3)
{
OUTS (outf, acc01);
OUTS (outf, "= ASHIFT ");
OUTS (outf, acc01);
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (sop == 1 && sopcde == 3)
{
OUTS (outf, acc01);
OUTS (outf, "= LSHIFT ");
OUTS (outf, acc01);
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (sop == 2 && sopcde == 3)
{
OUTS (outf, acc01);
OUTS (outf, "= ROT ");
OUTS (outf, acc01);
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (sop == 3 && sopcde == 3)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "= ROT ");
OUTS (outf, dregs (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (sop == 1 && sopcde == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "(V,S)");
}
else if (sop == 0 && sopcde == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "(V)");
}
else if (sop == 0 && sopcde == 2)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (sop == 1 && sopcde == 2)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "= ASHIFT ");
OUTS (outf, dregs (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "(S)");
}
else if (sop == 2 && sopcde == 2)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=SHIFT ");
OUTS (outf, dregs (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (sop == 3 && sopcde == 2)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "= ROT ");
OUTS (outf, dregs (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
}
else if (sop == 2 && sopcde == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=SHIFT ");
OUTS (outf, dregs (src1));
OUTS (outf, " BY ");
OUTS (outf, dregs_lo (src0));
OUTS (outf, "(V)");
}
else if (sop == 0 && sopcde == 4)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=PACK");
OUTS (outf, "(");
OUTS (outf, dregs_lo (src1));
OUTS (outf, ",");
OUTS (outf, dregs_lo (src0));
OUTS (outf, ")");
}
else if (sop == 1 && sopcde == 4)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=PACK(");
OUTS (outf, dregs_lo (src1));
OUTS (outf, ",");
OUTS (outf, dregs_hi (src0));
OUTS (outf, ")");
}
else if (sop == 2 && sopcde == 4)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=PACK(");
OUTS (outf, dregs_hi (src1));
OUTS (outf, ",");
OUTS (outf, dregs_lo (src0));
OUTS (outf, ")");
}
else if (sop == 3 && sopcde == 4)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=PACK(");
OUTS (outf, dregs_hi (src1));
OUTS (outf, ",");
OUTS (outf, dregs_hi (src0));
OUTS (outf, ")");
}
else if (sop == 0 && sopcde == 5)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=SIGNBITS ");
OUTS (outf, dregs (src1));
}
else if (sop == 1 && sopcde == 5)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=SIGNBITS ");
OUTS (outf, dregs_lo (src1));
}
else if (sop == 2 && sopcde == 5)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=SIGNBITS ");
OUTS (outf, dregs_hi (src1));
}
else if (sop == 0 && sopcde == 6)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=SIGNBITS A0");
}
else if (sop == 1 && sopcde == 6)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=SIGNBITS A1");
}
else if (sop == 3 && sopcde == 6)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=ONES ");
OUTS (outf, dregs (src1));
}
else if (sop == 0 && sopcde == 7)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=EXPADJ (");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs_lo (src0));
OUTS (outf, ")");
}
else if (sop == 1 && sopcde == 7)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=EXPADJ (");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs_lo (src0));
OUTS (outf, ") (V)");
}
else if (sop == 2 && sopcde == 7)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=EXPADJ (");
OUTS (outf, dregs_lo (src1));
OUTS (outf, ",");
OUTS (outf, dregs_lo (src0));
OUTS (outf, ")");
}
else if (sop == 3 && sopcde == 7)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=EXPADJ (");
OUTS (outf, dregs_hi (src1));
OUTS (outf, ",");
OUTS (outf, dregs_lo (src0));
OUTS (outf, ")");
}
else if (sop == 0 && sopcde == 8)
{
OUTS (outf, "BITMUX (");
OUTS (outf, dregs (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1));
OUTS (outf, ",A0 )(ASR)");
}
else if (sop == 1 && sopcde == 8)
{
OUTS (outf, "BITMUX (");
OUTS (outf, dregs (src0));
OUTS (outf, ",");
OUTS (outf, dregs (src1));
OUTS (outf, ",A0 )(ASL)");
}
else if (sop == 0 && sopcde == 9)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=VIT_MAX (");
OUTS (outf, dregs (src1));
OUTS (outf, ") (ASL)");
}
else if (sop == 1 && sopcde == 9)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=VIT_MAX (");
OUTS (outf, dregs (src1));
OUTS (outf, ") (ASR)");
}
else if (sop == 2 && sopcde == 9)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=VIT_MAX(");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (src0));
OUTS (outf, ")(ASL)");
}
else if (sop == 3 && sopcde == 9)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=VIT_MAX(");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (src0));
OUTS (outf, ")(ASR)");
}
else if (sop == 0 && sopcde == 10)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=EXTRACT(");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs_lo (src0));
OUTS (outf, ") (Z)");
}
else if (sop == 1 && sopcde == 10)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=EXTRACT(");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs_lo (src0));
OUTS (outf, ")(X)");
}
else if (sop == 2 && sopcde == 10)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=DEPOSIT(");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (src0));
OUTS (outf, ")");
}
else if (sop == 3 && sopcde == 10)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=DEPOSIT(");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (src0));
OUTS (outf, ")(X)");
}
else if (sop == 0 && sopcde == 11)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=CC=BXORSHIFT(A0,");
OUTS (outf, dregs (src0));
OUTS (outf, ")");
}
else if (sop == 1 && sopcde == 11)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=CC=BXOR(A0,");
OUTS (outf, dregs (src0));
OUTS (outf, ")");
}
else if (sop == 0 && sopcde == 12)
OUTS (outf, "A0=BXORSHIFT(A0,A1 ,CC)");
else if (sop == 1 && sopcde == 12)
{
OUTS (outf, dregs_lo (dst0));
OUTS (outf, "=CC=BXOR( A0,A1 ,CC )");
}
else if (sop == 0 && sopcde == 13)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=ALIGN8(");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (src0));
OUTS (outf, ")");
}
else if (sop == 1 && sopcde == 13)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=ALIGN16(");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (src0));
OUTS (outf, ")");
}
else if (sop == 2 && sopcde == 13)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=ALIGN24(");
OUTS (outf, dregs (src1));
OUTS (outf, ",");
OUTS (outf, dregs (src0));
OUTS (outf, ")");
}
else
return 0;
return 4;
}
static int
decode_dsp32shiftimm_0 (TIword iw0, TIword iw1, disassemble_info *outf)
{
/* dsp32shiftimm
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 0 | 0 |.M.| 1 | 1 | 0 | 1 | - | - |.sopcde............|
|.sop...|.HLs...|.dst0......|.immag.................|.src1......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int src1 = ((iw1 >> DSP32ShiftImm_src1_bits) & DSP32ShiftImm_src1_mask);
int sop = ((iw1 >> DSP32ShiftImm_sop_bits) & DSP32ShiftImm_sop_mask);
int bit8 = ((iw1 >> 8) & 0x1);
int immag = ((iw1 >> DSP32ShiftImm_immag_bits) & DSP32ShiftImm_immag_mask);
int newimmag = (-(iw1 >> DSP32ShiftImm_immag_bits) & DSP32ShiftImm_immag_mask);
int dst0 = ((iw1 >> DSP32ShiftImm_dst0_bits) & DSP32ShiftImm_dst0_mask);
int sopcde = ((iw0 >> (DSP32ShiftImm_sopcde_bits - 16)) & DSP32ShiftImm_sopcde_mask);
int HLs = ((iw1 >> DSP32ShiftImm_HLs_bits) & DSP32ShiftImm_HLs_mask);
if (sop == 0 && sopcde == 0)
{
OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
OUTS (outf, " = ");
OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
OUTS (outf, " >>> ");
OUTS (outf, uimm4 (newimmag));
}
else if (sop == 1 && sopcde == 0 && bit8 == 0)
{
OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
OUTS (outf, " = ");
OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
OUTS (outf, " << ");
OUTS (outf, uimm4 (immag));
OUTS (outf, " (S)");
}
else if (sop == 1 && sopcde == 0 && bit8 == 1)
{
OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
OUTS (outf, " = ");
OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
OUTS (outf, " >>> ");
OUTS (outf, uimm4 (newimmag));
OUTS (outf, " (S)");
}
else if (sop == 2 && sopcde == 0 && bit8 == 0)
{
OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
OUTS (outf, " = ");
OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
OUTS (outf, " << ");
OUTS (outf, uimm4 (immag));
}
else if (sop == 2 && sopcde == 0 && bit8 == 1)
{
OUTS (outf, (HLs & 2) ? dregs_hi (dst0) : dregs_lo (dst0));
OUTS (outf, " = ");
OUTS (outf, (HLs & 1) ? dregs_hi (src1) : dregs_lo (src1));
OUTS (outf, " >> ");
OUTS (outf, uimm4 (newimmag));
}
else if (sop == 2 && sopcde == 3 && HLs == 1)
{
OUTS (outf, "A1= ROT A1 BY ");
OUTS (outf, imm6 (immag));
}
else if (sop == 0 && sopcde == 3 && HLs == 0 && bit8 == 0)
{
OUTS (outf, "A0=A0<<");
OUTS (outf, uimm5 (immag));
}
else if (sop == 0 && sopcde == 3 && HLs == 0 && bit8 == 1)
{
OUTS (outf, "A0=A0>>>");
OUTS (outf, uimm5 (newimmag));
}
else if (sop == 0 && sopcde == 3 && HLs == 1 && bit8 == 0)
{
OUTS (outf, "A1=A1<<");
OUTS (outf, uimm5 (immag));
}
else if (sop == 0 && sopcde == 3 && HLs == 1 && bit8 == 1)
{
OUTS (outf, "A1=A1>>>");
OUTS (outf, uimm5 (newimmag));
}
else if (sop == 1 && sopcde == 3 && HLs == 0)
{
OUTS (outf, "A0=A0>>");
OUTS (outf, uimm5 (newimmag));
}
else if (sop == 1 && sopcde == 3 && HLs == 1)
{
OUTS (outf, "A1=A1>>");
OUTS (outf, uimm5 (newimmag));
}
else if (sop == 2 && sopcde == 3 && HLs == 0)
{
OUTS (outf, "A0= ROT A0 BY ");
OUTS (outf, imm6 (immag));
}
else if (sop == 1 && sopcde == 1 && bit8 == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src1));
OUTS (outf, "<<");
OUTS (outf, uimm5 (immag));
OUTS (outf, " (V, S)");
}
else if (sop == 1 && sopcde == 1 && bit8 == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src1));
OUTS (outf, ">>>");
OUTS (outf, imm5 (-immag));
OUTS (outf, " (V)");
}
else if (sop == 2 && sopcde == 1 && bit8 == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src1));
OUTS (outf, " >> ");
OUTS (outf, uimm5 (newimmag));
OUTS (outf, " (V)");
}
else if (sop == 2 && sopcde == 1 && bit8 == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src1));
OUTS (outf, "<<");
OUTS (outf, imm5 (immag));
OUTS (outf, " (V)");
}
else if (sop == 0 && sopcde == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src1));
OUTS (outf, ">>>");
OUTS (outf, uimm5 (newimmag));
OUTS (outf, " (V)");
}
else if (sop == 1 && sopcde == 2)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src1));
OUTS (outf, "<<");
OUTS (outf, uimm5 (immag));
OUTS (outf, "(S)");
}
else if (sop == 2 && sopcde == 2 && bit8 == 1)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src1));
OUTS (outf, ">>");
OUTS (outf, uimm5 (newimmag));
}
else if (sop == 2 && sopcde == 2 && bit8 == 0)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src1));
OUTS (outf, "<<");
OUTS (outf, uimm5 (immag));
}
else if (sop == 3 && sopcde == 2)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "= ROT ");
OUTS (outf, dregs (src1));
OUTS (outf, " BY ");
OUTS (outf, imm6 (immag));
}
else if (sop == 0 && sopcde == 2)
{
OUTS (outf, dregs (dst0));
OUTS (outf, "=");
OUTS (outf, dregs (src1));
OUTS (outf, ">>>");
OUTS (outf, uimm5 (newimmag));
}
else
return 0;
return 4;
}
static int
decode_pseudoDEBUG_0 (TIword iw0, disassemble_info *outf)
{
/* pseudoDEBUG
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |.fn....|.grp.......|.reg.......|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int fn = ((iw0 >> PseudoDbg_fn_bits) & PseudoDbg_fn_mask);
int grp = ((iw0 >> PseudoDbg_grp_bits) & PseudoDbg_grp_mask);
int reg = ((iw0 >> PseudoDbg_reg_bits) & PseudoDbg_reg_mask);
if (reg == 0 && fn == 3)
OUTS (outf, "DBG A0");
else if (reg == 1 && fn == 3)
OUTS (outf, "DBG A1");
else if (reg == 3 && fn == 3)
OUTS (outf, "ABORT");
else if (reg == 4 && fn == 3)
OUTS (outf, "HLT");
else if (reg == 5 && fn == 3)
OUTS (outf, "DBGHALT");
else if (reg == 6 && fn == 3)
{
OUTS (outf, "DBGCMPLX(");
OUTS (outf, dregs (grp));
OUTS (outf, ")");
}
else if (reg == 7 && fn == 3)
OUTS (outf, "DBG");
else if (grp == 0 && fn == 2)
{
OUTS (outf, "OUTC");
OUTS (outf, dregs (reg));
}
else if (fn == 0)
{
OUTS (outf, "DBG");
OUTS (outf, allregs (reg, grp));
}
else if (fn == 1)
{
OUTS (outf, "PRNT");
OUTS (outf, allregs (reg, grp));
}
else
return 0;
return 2;
}
static int
decode_pseudodbg_assert_0 (TIword iw0, TIword iw1, disassemble_info *outf)
{
/* pseudodbg_assert
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+
| 1 | 1 | 1 | 1 | 0 | - | - | - | - | - |.dbgop.....|.regtest...|
|.expected......................................................|
+---+---+---+---|---+---+---+---|---+---+---+---|---+---+---+---+ */
int expected = ((iw1 >> PseudoDbg_Assert_expected_bits) & PseudoDbg_Assert_expected_mask);
int dbgop = ((iw0 >> (PseudoDbg_Assert_dbgop_bits - 16)) & PseudoDbg_Assert_dbgop_mask);
int regtest = ((iw0 >> (PseudoDbg_Assert_regtest_bits - 16)) & PseudoDbg_Assert_regtest_mask);
if (dbgop == 0)
{
OUTS (outf, "DBGA(");
OUTS (outf, dregs_lo (regtest));
OUTS (outf, ",");
OUTS (outf, uimm16 (expected));
OUTS (outf, ")");
}
else if (dbgop == 1)
{
OUTS (outf, "DBGA(");
OUTS (outf, dregs_hi (regtest));
OUTS (outf, ",");
OUTS (outf, uimm16 (expected));
OUTS (outf, ")");
}
else if (dbgop == 2)
{
OUTS (outf, "DBGAL(");
OUTS (outf, dregs (regtest));
OUTS (outf, ",");
OUTS (outf, uimm16 (expected));
OUTS (outf, ")");
}
else if (dbgop == 3)
{
OUTS (outf, "DBGAH(");
OUTS (outf, dregs (regtest));
OUTS (outf, ",");
OUTS (outf, uimm16 (expected));
OUTS (outf, ")");
}
else
return 0;
return 4;
}
int
_print_insn_bfin (bfd_vma pc, disassemble_info *outf)
{
bfd_byte buf[4];
TIword iw0;
TIword iw1;
int status;
int rv = 0;
status = (*outf->read_memory_func) (pc & ~0x1, buf, 2, outf);
status = (*outf->read_memory_func) ((pc + 2) & ~0x1, buf + 2, 2, outf);
iw0 = bfd_getl16 (buf);
iw1 = bfd_getl16 (buf + 2);
if ((iw0 & 0xf7ff) == 0xc003 && iw1 == 0x1800)
{
OUTS (outf, "mnop");
return 4;
}
else if ((iw0 & 0xff00) == 0x0000)
rv = decode_ProgCtrl_0 (iw0, outf);
else if ((iw0 & 0xffc0) == 0x0240)
rv = decode_CaCTRL_0 (iw0, outf);
else if ((iw0 & 0xff80) == 0x0100)
rv = decode_PushPopReg_0 (iw0, outf);
else if ((iw0 & 0xfe00) == 0x0400)
rv = decode_PushPopMultiple_0 (iw0, outf);
else if ((iw0 & 0xfe00) == 0x0600)
rv = decode_ccMV_0 (iw0, outf);
else if ((iw0 & 0xf800) == 0x0800)
rv = decode_CCflag_0 (iw0, outf);
else if ((iw0 & 0xffe0) == 0x0200)
rv = decode_CC2dreg_0 (iw0, outf);
else if ((iw0 & 0xff00) == 0x0300)
rv = decode_CC2stat_0 (iw0, outf);
else if ((iw0 & 0xf000) == 0x1000)
rv = decode_BRCC_0 (iw0, pc, outf);
else if ((iw0 & 0xf000) == 0x2000)
rv = decode_UJUMP_0 (iw0, pc, outf);
else if ((iw0 & 0xf000) == 0x3000)
rv = decode_REGMV_0 (iw0, outf);
else if ((iw0 & 0xfc00) == 0x4000)
rv = decode_ALU2op_0 (iw0, outf);
else if ((iw0 & 0xfe00) == 0x4400)
rv = decode_PTR2op_0 (iw0, outf);
else if ((iw0 & 0xf800) == 0x4800)
rv = decode_LOGI2op_0 (iw0, outf);
else if ((iw0 & 0xf000) == 0x5000)
rv = decode_COMP3op_0 (iw0, outf);
else if ((iw0 & 0xf800) == 0x6000)
rv = decode_COMPI2opD_0 (iw0, outf);
else if ((iw0 & 0xf800) == 0x6800)
rv = decode_COMPI2opP_0 (iw0, outf);
else if ((iw0 & 0xf000) == 0x8000)
rv = decode_LDSTpmod_0 (iw0, outf);
else if ((iw0 & 0xff60) == 0x9e60)
rv = decode_dagMODim_0 (iw0, outf);
else if ((iw0 & 0xfff0) == 0x9f60)
rv = decode_dagMODik_0 (iw0, outf);
else if ((iw0 & 0xfc00) == 0x9c00)
rv = decode_dspLDST_0 (iw0, outf);
else if ((iw0 & 0xf000) == 0x9000)
rv = decode_LDST_0 (iw0, outf);
else if ((iw0 & 0xfc00) == 0xb800)
rv = decode_LDSTiiFP_0 (iw0, outf);
else if ((iw0 & 0xe000) == 0xA000)
rv = decode_LDSTii_0 (iw0, outf);
else if ((iw0 & 0xff80) == 0xe080 && (iw1 & 0x0C00) == 0x0000)
rv = decode_LoopSetup_0 (iw0, iw1, pc, outf);
else if ((iw0 & 0xff00) == 0xe100 && (iw1 & 0x0000) == 0x0000)
rv = decode_LDIMMhalf_0 (iw0, iw1, outf);
else if ((iw0 & 0xfe00) == 0xe200 && (iw1 & 0x0000) == 0x0000)
rv = decode_CALLa_0 (iw0, iw1, pc, outf);
else if ((iw0 & 0xfc00) == 0xe400 && (iw1 & 0x0000) == 0x0000)
rv = decode_LDSTidxI_0 (iw0, iw1, outf);
else if ((iw0 & 0xfffe) == 0xe800 && (iw1 & 0x0000) == 0x0000)
rv = decode_linkage_0 (iw0, iw1, outf);
else if ((iw0 & 0xf600) == 0xc000 && (iw1 & 0x0000) == 0x0000)
rv = decode_dsp32mac_0 (iw0, iw1, outf);
else if ((iw0 & 0xf600) == 0xc200 && (iw1 & 0x0000) == 0x0000)
rv = decode_dsp32mult_0 (iw0, iw1, outf);
else if ((iw0 & 0xf7c0) == 0xc400 && (iw1 & 0x0000) == 0x0000)
rv = decode_dsp32alu_0 (iw0, iw1, outf);
else if ((iw0 & 0xf780) == 0xc600 && (iw1 & 0x01c0) == 0x0000)
rv = decode_dsp32shift_0 (iw0, iw1, outf);
else if ((iw0 & 0xf780) == 0xc680 && (iw1 & 0x0000) == 0x0000)
rv = decode_dsp32shiftimm_0 (iw0, iw1, outf);
else if ((iw0 & 0xff00) == 0xf800)
rv = decode_pseudoDEBUG_0 (iw0, outf);
#if 0
else if ((iw0 & 0xFF00) == 0xF900)
rv = decode_pseudoOChar_0 (iw0, iw1, pc, outf);
#endif
else if ((iw0 & 0xFFC0) == 0xf000 && (iw1 & 0x0000) == 0x0000)
rv = decode_pseudodbg_assert_0 (iw0, iw1, outf);
return rv;
}
int
print_insn_bfin (bfd_vma pc, disassemble_info *outf)
{
bfd_byte buf[2];
unsigned short iw0;
int status;
int count = 0;
status = (*outf->read_memory_func) (pc & ~0x01, buf, 2, outf);
iw0 = bfd_getl16 (buf);
count += _print_insn_bfin (pc, outf);
/* Proper display of multiple issue instructions. */
if ((iw0 & 0xc000) == 0xc000 && (iw0 & BIT_MULTI_INS)
&& ((iw0 & 0xe800) != 0xe800 /* Not Linkage. */ ))
{
outf->fprintf_func (outf->stream, " || ");
count += _print_insn_bfin (pc + 4, outf);
outf->fprintf_func (outf->stream, " || ");
count += _print_insn_bfin (pc + 6, outf);
}
if (count == 0)
{
outf->fprintf_func (outf->stream, "ILLEGAL");
return 2;
}
outf->fprintf_func (outf->stream, ";");
return count;
}