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/* Simulator instruction decoder for m32r.
Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU Simulators.
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, 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.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#define WANT_CPU
#define WANT_CPU_M32R
#include "sim-main.h"
#include "sim-xcat.h"
#include "cpu-sim.h"
#include "cpu-opc.h"
/* FIXME: wip, may eventually only want one form so this would then go
away. However, in the mean time, having both keeps a stable version
around while the cache version is being developed.
It may still be useful to allow two versions to exist though. */
#if WITH_SCACHE
#define EX(fn) XCONCAT3 (m32r,_ex_,fn)
#else
#define EX(fn) 0
#endif
#if WITH_SEM_SWITCH_FULL
#define FULL(fn) 0
#else
#define FULL(fn) XCONCAT3 (m32r,_sem_,fn)
#endif
#if WITH_SEM_SWITCH_FAST
#define FAST(fn) 0
#else
#if WITH_SCACHE
#define FAST(fn) XCONCAT3 (m32r,_semc_,fn)
#else
#define FAST(fn) 0
#endif
#endif
/*#define DECODE M32R_DECODE*/
/* The decode_illegal case is currently non-static and the generator doesn't
prepend m32r_, so simplify things by handling it here. */
#define decode_illegal m32r_decode_illegal
static DECODE decode_add = { M32R_INSN_ADD, & m32r_cgen_insn_table_entries[M32R_INSN_ADD], EX (fmt_0_add), FULL (add), FAST (add) };
static DECODE decode_add3 = { M32R_INSN_ADD3, & m32r_cgen_insn_table_entries[M32R_INSN_ADD3], EX (fmt_1_add3), FULL (add3), FAST (add3) };
static DECODE decode_and = { M32R_INSN_AND, & m32r_cgen_insn_table_entries[M32R_INSN_AND], EX (fmt_0_add), FULL (and), FAST (and) };
static DECODE decode_and3 = { M32R_INSN_AND3, & m32r_cgen_insn_table_entries[M32R_INSN_AND3], EX (fmt_2_and3), FULL (and3), FAST (and3) };
static DECODE decode_or = { M32R_INSN_OR, & m32r_cgen_insn_table_entries[M32R_INSN_OR], EX (fmt_0_add), FULL (or), FAST (or) };
static DECODE decode_or3 = { M32R_INSN_OR3, & m32r_cgen_insn_table_entries[M32R_INSN_OR3], EX (fmt_3_or3), FULL (or3), FAST (or3) };
static DECODE decode_xor = { M32R_INSN_XOR, & m32r_cgen_insn_table_entries[M32R_INSN_XOR], EX (fmt_0_add), FULL (xor), FAST (xor) };
static DECODE decode_xor3 = { M32R_INSN_XOR3, & m32r_cgen_insn_table_entries[M32R_INSN_XOR3], EX (fmt_2_and3), FULL (xor3), FAST (xor3) };
static DECODE decode_addi = { M32R_INSN_ADDI, & m32r_cgen_insn_table_entries[M32R_INSN_ADDI], EX (fmt_4_addi), FULL (addi), FAST (addi) };
static DECODE decode_addv = { M32R_INSN_ADDV, & m32r_cgen_insn_table_entries[M32R_INSN_ADDV], EX (fmt_0_add), FULL (addv), FAST (addv) };
static DECODE decode_addv3 = { M32R_INSN_ADDV3, & m32r_cgen_insn_table_entries[M32R_INSN_ADDV3], EX (fmt_5_addv3), FULL (addv3), FAST (addv3) };
static DECODE decode_addx = { M32R_INSN_ADDX, & m32r_cgen_insn_table_entries[M32R_INSN_ADDX], EX (fmt_6_addx), FULL (addx), FAST (addx) };
static DECODE decode_bc8 = { M32R_INSN_BC8, & m32r_cgen_insn_table_entries[M32R_INSN_BC8], EX (fmt_7_bc8), FULL (bc8), FAST (bc8) };
static DECODE decode_bc24 = { M32R_INSN_BC24, & m32r_cgen_insn_table_entries[M32R_INSN_BC24], EX (fmt_8_bc24), FULL (bc24), FAST (bc24) };
static DECODE decode_beq = { M32R_INSN_BEQ, & m32r_cgen_insn_table_entries[M32R_INSN_BEQ], EX (fmt_9_beq), FULL (beq), FAST (beq) };
static DECODE decode_beqz = { M32R_INSN_BEQZ, & m32r_cgen_insn_table_entries[M32R_INSN_BEQZ], EX (fmt_10_beqz), FULL (beqz), FAST (beqz) };
static DECODE decode_bgez = { M32R_INSN_BGEZ, & m32r_cgen_insn_table_entries[M32R_INSN_BGEZ], EX (fmt_10_beqz), FULL (bgez), FAST (bgez) };
static DECODE decode_bgtz = { M32R_INSN_BGTZ, & m32r_cgen_insn_table_entries[M32R_INSN_BGTZ], EX (fmt_10_beqz), FULL (bgtz), FAST (bgtz) };
static DECODE decode_blez = { M32R_INSN_BLEZ, & m32r_cgen_insn_table_entries[M32R_INSN_BLEZ], EX (fmt_10_beqz), FULL (blez), FAST (blez) };
static DECODE decode_bltz = { M32R_INSN_BLTZ, & m32r_cgen_insn_table_entries[M32R_INSN_BLTZ], EX (fmt_10_beqz), FULL (bltz), FAST (bltz) };
static DECODE decode_bnez = { M32R_INSN_BNEZ, & m32r_cgen_insn_table_entries[M32R_INSN_BNEZ], EX (fmt_10_beqz), FULL (bnez), FAST (bnez) };
static DECODE decode_bl8 = { M32R_INSN_BL8, & m32r_cgen_insn_table_entries[M32R_INSN_BL8], EX (fmt_11_bl8), FULL (bl8), FAST (bl8) };
static DECODE decode_bl24 = { M32R_INSN_BL24, & m32r_cgen_insn_table_entries[M32R_INSN_BL24], EX (fmt_12_bl24), FULL (bl24), FAST (bl24) };
static DECODE decode_bnc8 = { M32R_INSN_BNC8, & m32r_cgen_insn_table_entries[M32R_INSN_BNC8], EX (fmt_7_bc8), FULL (bnc8), FAST (bnc8) };
static DECODE decode_bnc24 = { M32R_INSN_BNC24, & m32r_cgen_insn_table_entries[M32R_INSN_BNC24], EX (fmt_8_bc24), FULL (bnc24), FAST (bnc24) };
static DECODE decode_bne = { M32R_INSN_BNE, & m32r_cgen_insn_table_entries[M32R_INSN_BNE], EX (fmt_9_beq), FULL (bne), FAST (bne) };
static DECODE decode_bra8 = { M32R_INSN_BRA8, & m32r_cgen_insn_table_entries[M32R_INSN_BRA8], EX (fmt_13_bra8), FULL (bra8), FAST (bra8) };
static DECODE decode_bra24 = { M32R_INSN_BRA24, & m32r_cgen_insn_table_entries[M32R_INSN_BRA24], EX (fmt_14_bra24), FULL (bra24), FAST (bra24) };
static DECODE decode_cmp = { M32R_INSN_CMP, & m32r_cgen_insn_table_entries[M32R_INSN_CMP], EX (fmt_15_cmp), FULL (cmp), FAST (cmp) };
static DECODE decode_cmpi = { M32R_INSN_CMPI, & m32r_cgen_insn_table_entries[M32R_INSN_CMPI], EX (fmt_16_cmpi), FULL (cmpi), FAST (cmpi) };
static DECODE decode_cmpu = { M32R_INSN_CMPU, & m32r_cgen_insn_table_entries[M32R_INSN_CMPU], EX (fmt_15_cmp), FULL (cmpu), FAST (cmpu) };
static DECODE decode_cmpui = { M32R_INSN_CMPUI, & m32r_cgen_insn_table_entries[M32R_INSN_CMPUI], EX (fmt_17_cmpui), FULL (cmpui), FAST (cmpui) };
static DECODE decode_div = { M32R_INSN_DIV, & m32r_cgen_insn_table_entries[M32R_INSN_DIV], EX (fmt_18_div), FULL (div), FAST (div) };
static DECODE decode_divu = { M32R_INSN_DIVU, & m32r_cgen_insn_table_entries[M32R_INSN_DIVU], EX (fmt_18_div), FULL (divu), FAST (divu) };
static DECODE decode_rem = { M32R_INSN_REM, & m32r_cgen_insn_table_entries[M32R_INSN_REM], EX (fmt_18_div), FULL (rem), FAST (rem) };
static DECODE decode_remu = { M32R_INSN_REMU, & m32r_cgen_insn_table_entries[M32R_INSN_REMU], EX (fmt_18_div), FULL (remu), FAST (remu) };
static DECODE decode_jl = { M32R_INSN_JL, & m32r_cgen_insn_table_entries[M32R_INSN_JL], EX (fmt_19_jl), FULL (jl), FAST (jl) };
static DECODE decode_jmp = { M32R_INSN_JMP, & m32r_cgen_insn_table_entries[M32R_INSN_JMP], EX (fmt_20_jmp), FULL (jmp), FAST (jmp) };
static DECODE decode_ld = { M32R_INSN_LD, & m32r_cgen_insn_table_entries[M32R_INSN_LD], EX (fmt_21_ld), FULL (ld), FAST (ld) };
static DECODE decode_ld_d = { M32R_INSN_LD_D, & m32r_cgen_insn_table_entries[M32R_INSN_LD_D], EX (fmt_22_ld_d), FULL (ld_d), FAST (ld_d) };
static DECODE decode_ldb = { M32R_INSN_LDB, & m32r_cgen_insn_table_entries[M32R_INSN_LDB], EX (fmt_23_ldb), FULL (ldb), FAST (ldb) };
static DECODE decode_ldb_d = { M32R_INSN_LDB_D, & m32r_cgen_insn_table_entries[M32R_INSN_LDB_D], EX (fmt_24_ldb_d), FULL (ldb_d), FAST (ldb_d) };
static DECODE decode_ldh = { M32R_INSN_LDH, & m32r_cgen_insn_table_entries[M32R_INSN_LDH], EX (fmt_25_ldh), FULL (ldh), FAST (ldh) };
static DECODE decode_ldh_d = { M32R_INSN_LDH_D, & m32r_cgen_insn_table_entries[M32R_INSN_LDH_D], EX (fmt_26_ldh_d), FULL (ldh_d), FAST (ldh_d) };
static DECODE decode_ldub = { M32R_INSN_LDUB, & m32r_cgen_insn_table_entries[M32R_INSN_LDUB], EX (fmt_23_ldb), FULL (ldub), FAST (ldub) };
static DECODE decode_ldub_d = { M32R_INSN_LDUB_D, & m32r_cgen_insn_table_entries[M32R_INSN_LDUB_D], EX (fmt_24_ldb_d), FULL (ldub_d), FAST (ldub_d) };
static DECODE decode_lduh = { M32R_INSN_LDUH, & m32r_cgen_insn_table_entries[M32R_INSN_LDUH], EX (fmt_25_ldh), FULL (lduh), FAST (lduh) };
static DECODE decode_lduh_d = { M32R_INSN_LDUH_D, & m32r_cgen_insn_table_entries[M32R_INSN_LDUH_D], EX (fmt_26_ldh_d), FULL (lduh_d), FAST (lduh_d) };
static DECODE decode_ld_plus = { M32R_INSN_LD_PLUS, & m32r_cgen_insn_table_entries[M32R_INSN_LD_PLUS], EX (fmt_21_ld), FULL (ld_plus), FAST (ld_plus) };
static DECODE decode_ld24 = { M32R_INSN_LD24, & m32r_cgen_insn_table_entries[M32R_INSN_LD24], EX (fmt_27_ld24), FULL (ld24), FAST (ld24) };
static DECODE decode_ldi8 = { M32R_INSN_LDI8, & m32r_cgen_insn_table_entries[M32R_INSN_LDI8], EX (fmt_28_ldi8), FULL (ldi8), FAST (ldi8) };
static DECODE decode_ldi16 = { M32R_INSN_LDI16, & m32r_cgen_insn_table_entries[M32R_INSN_LDI16], EX (fmt_29_ldi16), FULL (ldi16), FAST (ldi16) };
static DECODE decode_lock = { M32R_INSN_LOCK, & m32r_cgen_insn_table_entries[M32R_INSN_LOCK], EX (fmt_0_add), FULL (lock), FAST (lock) };
static DECODE decode_machi = { M32R_INSN_MACHI, & m32r_cgen_insn_table_entries[M32R_INSN_MACHI], EX (fmt_30_machi), FULL (machi), FAST (machi) };
static DECODE decode_maclo = { M32R_INSN_MACLO, & m32r_cgen_insn_table_entries[M32R_INSN_MACLO], EX (fmt_30_machi), FULL (maclo), FAST (maclo) };
static DECODE decode_macwhi = { M32R_INSN_MACWHI, & m32r_cgen_insn_table_entries[M32R_INSN_MACWHI], EX (fmt_30_machi), FULL (macwhi), FAST (macwhi) };
static DECODE decode_macwlo = { M32R_INSN_MACWLO, & m32r_cgen_insn_table_entries[M32R_INSN_MACWLO], EX (fmt_30_machi), FULL (macwlo), FAST (macwlo) };
static DECODE decode_mul = { M32R_INSN_MUL, & m32r_cgen_insn_table_entries[M32R_INSN_MUL], EX (fmt_0_add), FULL (mul), FAST (mul) };
static DECODE decode_mulhi = { M32R_INSN_MULHI, & m32r_cgen_insn_table_entries[M32R_INSN_MULHI], EX (fmt_15_cmp), FULL (mulhi), FAST (mulhi) };
static DECODE decode_mullo = { M32R_INSN_MULLO, & m32r_cgen_insn_table_entries[M32R_INSN_MULLO], EX (fmt_15_cmp), FULL (mullo), FAST (mullo) };
static DECODE decode_mulwhi = { M32R_INSN_MULWHI, & m32r_cgen_insn_table_entries[M32R_INSN_MULWHI], EX (fmt_15_cmp), FULL (mulwhi), FAST (mulwhi) };
static DECODE decode_mulwlo = { M32R_INSN_MULWLO, & m32r_cgen_insn_table_entries[M32R_INSN_MULWLO], EX (fmt_15_cmp), FULL (mulwlo), FAST (mulwlo) };
static DECODE decode_mv = { M32R_INSN_MV, & m32r_cgen_insn_table_entries[M32R_INSN_MV], EX (fmt_31_mv), FULL (mv), FAST (mv) };
static DECODE decode_mvfachi = { M32R_INSN_MVFACHI, & m32r_cgen_insn_table_entries[M32R_INSN_MVFACHI], EX (fmt_32_mvfachi), FULL (mvfachi), FAST (mvfachi) };
static DECODE decode_mvfaclo = { M32R_INSN_MVFACLO, & m32r_cgen_insn_table_entries[M32R_INSN_MVFACLO], EX (fmt_32_mvfachi), FULL (mvfaclo), FAST (mvfaclo) };
static DECODE decode_mvfacmi = { M32R_INSN_MVFACMI, & m32r_cgen_insn_table_entries[M32R_INSN_MVFACMI], EX (fmt_32_mvfachi), FULL (mvfacmi), FAST (mvfacmi) };
static DECODE decode_mvfc = { M32R_INSN_MVFC, & m32r_cgen_insn_table_entries[M32R_INSN_MVFC], EX (fmt_33_mvfc), FULL (mvfc), FAST (mvfc) };
static DECODE decode_mvtachi = { M32R_INSN_MVTACHI, & m32r_cgen_insn_table_entries[M32R_INSN_MVTACHI], EX (fmt_34_mvtachi), FULL (mvtachi), FAST (mvtachi) };
static DECODE decode_mvtaclo = { M32R_INSN_MVTACLO, & m32r_cgen_insn_table_entries[M32R_INSN_MVTACLO], EX (fmt_34_mvtachi), FULL (mvtaclo), FAST (mvtaclo) };
static DECODE decode_mvtc = { M32R_INSN_MVTC, & m32r_cgen_insn_table_entries[M32R_INSN_MVTC], EX (fmt_35_mvtc), FULL (mvtc), FAST (mvtc) };
static DECODE decode_neg = { M32R_INSN_NEG, & m32r_cgen_insn_table_entries[M32R_INSN_NEG], EX (fmt_31_mv), FULL (neg), FAST (neg) };
static DECODE decode_nop = { M32R_INSN_NOP, & m32r_cgen_insn_table_entries[M32R_INSN_NOP], EX (fmt_36_nop), FULL (nop), FAST (nop) };
static DECODE decode_not = { M32R_INSN_NOT, & m32r_cgen_insn_table_entries[M32R_INSN_NOT], EX (fmt_31_mv), FULL (not), FAST (not) };
static DECODE decode_rac = { M32R_INSN_RAC, & m32r_cgen_insn_table_entries[M32R_INSN_RAC], EX (fmt_37_rac), FULL (rac), FAST (rac) };
static DECODE decode_rach = { M32R_INSN_RACH, & m32r_cgen_insn_table_entries[M32R_INSN_RACH], EX (fmt_37_rac), FULL (rach), FAST (rach) };
static DECODE decode_rte = { M32R_INSN_RTE, & m32r_cgen_insn_table_entries[M32R_INSN_RTE], EX (fmt_36_nop), FULL (rte), FAST (rte) };
static DECODE decode_seth = { M32R_INSN_SETH, & m32r_cgen_insn_table_entries[M32R_INSN_SETH], EX (fmt_38_seth), FULL (seth), FAST (seth) };
static DECODE decode_sll = { M32R_INSN_SLL, & m32r_cgen_insn_table_entries[M32R_INSN_SLL], EX (fmt_0_add), FULL (sll), FAST (sll) };
static DECODE decode_sll3 = { M32R_INSN_SLL3, & m32r_cgen_insn_table_entries[M32R_INSN_SLL3], EX (fmt_5_addv3), FULL (sll3), FAST (sll3) };
static DECODE decode_slli = { M32R_INSN_SLLI, & m32r_cgen_insn_table_entries[M32R_INSN_SLLI], EX (fmt_39_slli), FULL (slli), FAST (slli) };
static DECODE decode_sra = { M32R_INSN_SRA, & m32r_cgen_insn_table_entries[M32R_INSN_SRA], EX (fmt_0_add), FULL (sra), FAST (sra) };
static DECODE decode_sra3 = { M32R_INSN_SRA3, & m32r_cgen_insn_table_entries[M32R_INSN_SRA3], EX (fmt_5_addv3), FULL (sra3), FAST (sra3) };
static DECODE decode_srai = { M32R_INSN_SRAI, & m32r_cgen_insn_table_entries[M32R_INSN_SRAI], EX (fmt_39_slli), FULL (srai), FAST (srai) };
static DECODE decode_srl = { M32R_INSN_SRL, & m32r_cgen_insn_table_entries[M32R_INSN_SRL], EX (fmt_0_add), FULL (srl), FAST (srl) };
static DECODE decode_srl3 = { M32R_INSN_SRL3, & m32r_cgen_insn_table_entries[M32R_INSN_SRL3], EX (fmt_5_addv3), FULL (srl3), FAST (srl3) };
static DECODE decode_srli = { M32R_INSN_SRLI, & m32r_cgen_insn_table_entries[M32R_INSN_SRLI], EX (fmt_39_slli), FULL (srli), FAST (srli) };
static DECODE decode_st = { M32R_INSN_ST, & m32r_cgen_insn_table_entries[M32R_INSN_ST], EX (fmt_15_cmp), FULL (st), FAST (st) };
static DECODE decode_st_d = { M32R_INSN_ST_D, & m32r_cgen_insn_table_entries[M32R_INSN_ST_D], EX (fmt_40_st_d), FULL (st_d), FAST (st_d) };
static DECODE decode_stb = { M32R_INSN_STB, & m32r_cgen_insn_table_entries[M32R_INSN_STB], EX (fmt_15_cmp), FULL (stb), FAST (stb) };
static DECODE decode_stb_d = { M32R_INSN_STB_D, & m32r_cgen_insn_table_entries[M32R_INSN_STB_D], EX (fmt_40_st_d), FULL (stb_d), FAST (stb_d) };
static DECODE decode_sth = { M32R_INSN_STH, & m32r_cgen_insn_table_entries[M32R_INSN_STH], EX (fmt_15_cmp), FULL (sth), FAST (sth) };
static DECODE decode_sth_d = { M32R_INSN_STH_D, & m32r_cgen_insn_table_entries[M32R_INSN_STH_D], EX (fmt_40_st_d), FULL (sth_d), FAST (sth_d) };
static DECODE decode_st_plus = { M32R_INSN_ST_PLUS, & m32r_cgen_insn_table_entries[M32R_INSN_ST_PLUS], EX (fmt_15_cmp), FULL (st_plus), FAST (st_plus) };
static DECODE decode_st_minus = { M32R_INSN_ST_MINUS, & m32r_cgen_insn_table_entries[M32R_INSN_ST_MINUS], EX (fmt_15_cmp), FULL (st_minus), FAST (st_minus) };
static DECODE decode_sub = { M32R_INSN_SUB, & m32r_cgen_insn_table_entries[M32R_INSN_SUB], EX (fmt_0_add), FULL (sub), FAST (sub) };
static DECODE decode_subv = { M32R_INSN_SUBV, & m32r_cgen_insn_table_entries[M32R_INSN_SUBV], EX (fmt_0_add), FULL (subv), FAST (subv) };
static DECODE decode_subx = { M32R_INSN_SUBX, & m32r_cgen_insn_table_entries[M32R_INSN_SUBX], EX (fmt_6_addx), FULL (subx), FAST (subx) };
static DECODE decode_trap = { M32R_INSN_TRAP, & m32r_cgen_insn_table_entries[M32R_INSN_TRAP], EX (fmt_41_trap), FULL (trap), FAST (trap) };
static DECODE decode_unlock = { M32R_INSN_UNLOCK, & m32r_cgen_insn_table_entries[M32R_INSN_UNLOCK], EX (fmt_15_cmp), FULL (unlock), FAST (unlock) };
DECODE m32r_decode_illegal = {
M32R_INSN_ILLEGAL, & m32r_cgen_insn_table_entries[0],
EX (illegal), FULL (illegal),
FAST (illegal)
};
/* The order must match that of `labels' in sem-switch.c. */
DECODE *m32r_decode_vars[] = {
& m32r_decode_illegal,
& decode_add,
& decode_add3,
& decode_and,
& decode_and3,
& decode_or,
& decode_or3,
& decode_xor,
& decode_xor3,
& decode_addi,
& decode_addv,
& decode_addv3,
& decode_addx,
& decode_bc8,
& decode_bc24,
& decode_beq,
& decode_beqz,
& decode_bgez,
& decode_bgtz,
& decode_blez,
& decode_bltz,
& decode_bnez,
& decode_bl8,
& decode_bl24,
& decode_bnc8,
& decode_bnc24,
& decode_bne,
& decode_bra8,
& decode_bra24,
& decode_cmp,
& decode_cmpi,
& decode_cmpu,
& decode_cmpui,
& decode_div,
& decode_divu,
& decode_rem,
& decode_remu,
& decode_jl,
& decode_jmp,
& decode_ld,
& decode_ld_d,
& decode_ldb,
& decode_ldb_d,
& decode_ldh,
& decode_ldh_d,
& decode_ldub,
& decode_ldub_d,
& decode_lduh,
& decode_lduh_d,
& decode_ld_plus,
& decode_ld24,
& decode_ldi8,
& decode_ldi16,
& decode_lock,
& decode_machi,
& decode_maclo,
& decode_macwhi,
& decode_macwlo,
& decode_mul,
& decode_mulhi,
& decode_mullo,
& decode_mulwhi,
& decode_mulwlo,
& decode_mv,
& decode_mvfachi,
& decode_mvfaclo,
& decode_mvfacmi,
& decode_mvfc,
& decode_mvtachi,
& decode_mvtaclo,
& decode_mvtc,
& decode_neg,
& decode_nop,
& decode_not,
& decode_rac,
& decode_rach,
& decode_rte,
& decode_seth,
& decode_sll,
& decode_sll3,
& decode_slli,
& decode_sra,
& decode_sra3,
& decode_srai,
& decode_srl,
& decode_srl3,
& decode_srli,
& decode_st,
& decode_st_d,
& decode_stb,
& decode_stb_d,
& decode_sth,
& decode_sth_d,
& decode_st_plus,
& decode_st_minus,
& decode_sub,
& decode_subv,
& decode_subx,
& decode_trap,
& decode_unlock,
0
};
/* The decoder needs a slightly different computed goto switch control. */
#ifdef __GNUC__
#define DECODE_SWITCH(N, X) goto *labels_##N[X];
#else
#define DECODE_SWITCH(N, X) switch (X)
#endif
/* Given an instruction, return a pointer to its DECODE entry. */
DECODE *
m32r_decode (current_cpu, insn)
SIM_CPU *current_cpu;
insn_t insn;
{
{
#ifdef __GNUC__
static void *labels_0[256] = {
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& case_0_28, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && case_0_87,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && case_0_95,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& case_0_112, && case_0_113, && case_0_114, && case_0_115,
&& case_0_116, && case_0_117, && case_0_118, && case_0_119,
&& case_0_120, && case_0_121, && case_0_122, && case_0_123,
&& case_0_124, && case_0_125, && case_0_126, && case_0_127,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& default_0, && default_0, && default_0, && default_0,
&& case_0_240, && case_0_241, && case_0_242, && case_0_243,
&& case_0_244, && case_0_245, && case_0_246, && case_0_247,
&& case_0_248, && case_0_249, && case_0_250, && case_0_251,
&& case_0_252, && case_0_253, && case_0_254, && case_0_255,
};
#endif
static DECODE *insns[256] = {
&decode_subv, &decode_subx, &decode_sub, &decode_neg,
&decode_cmp, &decode_cmpu, &decode_illegal, &decode_illegal,
&decode_addv, &decode_addx, &decode_add, &decode_not,
&decode_and, &decode_xor, &decode_or, &decode_illegal,
&decode_srl, &decode_illegal, &decode_sra, &decode_illegal,
&decode_sll, &decode_illegal, &decode_mul, &decode_illegal,
&decode_mv, &decode_mvfc, &decode_mvtc, &decode_illegal,
0, &decode_rte, &decode_illegal, &decode_trap,
&decode_stb, &decode_illegal, &decode_sth, &decode_illegal,
&decode_st, &decode_unlock, &decode_st_plus, &decode_st_minus,
&decode_ldb, &decode_ldub, &decode_ldh, &decode_lduh,
&decode_ld, &decode_lock, &decode_ld_plus, &decode_illegal,
&decode_mulhi, &decode_mullo, &decode_mulwhi, &decode_mulwlo,
&decode_machi, &decode_maclo, &decode_macwhi, &decode_macwlo,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_addi, &decode_addi, &decode_addi, &decode_addi,
&decode_addi, &decode_addi, &decode_addi, &decode_addi,
&decode_addi, &decode_addi, &decode_addi, &decode_addi,
&decode_addi, &decode_addi, &decode_addi, &decode_addi,
&decode_srli, &decode_srli, &decode_srai, &decode_srai,
&decode_slli, &decode_slli, &decode_illegal, 0,
&decode_rach, &decode_rac, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, 0,
&decode_ldi8, &decode_ldi8, &decode_ldi8, &decode_ldi8,
&decode_ldi8, &decode_ldi8, &decode_ldi8, &decode_ldi8,
&decode_ldi8, &decode_ldi8, &decode_ldi8, &decode_ldi8,
&decode_ldi8, &decode_ldi8, &decode_ldi8, &decode_ldi8,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_cmpi, &decode_cmpui, &decode_illegal, &decode_illegal,
&decode_addv3, &decode_illegal, &decode_add3, &decode_illegal,
&decode_and3, &decode_xor3, &decode_or3, &decode_illegal,
&decode_div, &decode_divu, &decode_rem, &decode_remu,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_srl3, &decode_illegal, &decode_sra3, &decode_illegal,
&decode_sll3, &decode_illegal, &decode_illegal, &decode_ldi16,
&decode_stb_d, &decode_illegal, &decode_sth_d, &decode_illegal,
&decode_st_d, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_ldb_d, &decode_ldub_d, &decode_ldh_d, &decode_lduh_d,
&decode_ld_d, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_beq, &decode_bne, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_beqz, &decode_bnez, &decode_bltz, &decode_bgez,
&decode_blez, &decode_bgtz, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_seth, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_ld24, &decode_ld24, &decode_ld24, &decode_ld24,
&decode_ld24, &decode_ld24, &decode_ld24, &decode_ld24,
&decode_ld24, &decode_ld24, &decode_ld24, &decode_ld24,
&decode_ld24, &decode_ld24, &decode_ld24, &decode_ld24,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
};
unsigned int val = (((insn >> 8) & (15 << 4)) | ((insn >> 4) & (15 << 0)));
DECODE_SWITCH (0, val)
{
CASE (0, 28) :
{
static DECODE *insns[16] = {
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_jl, &decode_jmp,
};
unsigned int val = (((insn >> 8) & (15 << 0)));
return insns[val];
}
CASE (0, 87) :
{
static DECODE *insns[16] = {
&decode_mvtachi, &decode_mvtaclo, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
};
unsigned int val = (((insn >> 0) & (15 << 0)));
return insns[val];
}
CASE (0, 95) :
{
static DECODE *insns[16] = {
&decode_mvfachi, &decode_mvfaclo, &decode_mvfacmi, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
};
unsigned int val = (((insn >> 0) & (15 << 0)));
return insns[val];
}
CASE (0, 112) :
{
static DECODE *insns[16] = {
&decode_nop, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_bc8, &decode_bnc8, &decode_bl8, &decode_bra8,
};
unsigned int val = (((insn >> 8) & (15 << 0)));
return insns[val];
}
CASE (0, 113) : /* fall through */
CASE (0, 114) : /* fall through */
CASE (0, 115) : /* fall through */
CASE (0, 116) : /* fall through */
CASE (0, 117) : /* fall through */
CASE (0, 118) : /* fall through */
CASE (0, 119) : /* fall through */
CASE (0, 120) : /* fall through */
CASE (0, 121) : /* fall through */
CASE (0, 122) : /* fall through */
CASE (0, 123) : /* fall through */
CASE (0, 124) : /* fall through */
CASE (0, 125) : /* fall through */
CASE (0, 126) : /* fall through */
CASE (0, 127) :
{
static DECODE *insns[16] = {
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_bc8, &decode_bnc8, &decode_bl8, &decode_bra8,
};
unsigned int val = (((insn >> 8) & (15 << 0)));
return insns[val];
}
CASE (0, 240) : /* fall through */
CASE (0, 241) : /* fall through */
CASE (0, 242) : /* fall through */
CASE (0, 243) : /* fall through */
CASE (0, 244) : /* fall through */
CASE (0, 245) : /* fall through */
CASE (0, 246) : /* fall through */
CASE (0, 247) : /* fall through */
CASE (0, 248) : /* fall through */
CASE (0, 249) : /* fall through */
CASE (0, 250) : /* fall through */
CASE (0, 251) : /* fall through */
CASE (0, 252) : /* fall through */
CASE (0, 253) : /* fall through */
CASE (0, 254) : /* fall through */
CASE (0, 255) :
{
static DECODE *insns[16] = {
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_illegal, &decode_illegal, &decode_illegal, &decode_illegal,
&decode_bc24, &decode_bnc24, &decode_bl24, &decode_bra24,
};
unsigned int val = (((insn >> 8) & (15 << 0)));
return insns[val];
}
DEFAULT (0) : return insns[val];
}
ENDSWITCH (0)
}
}
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