| /* moxie-opc.c -- Definitions for moxie opcodes. |
| Copyright (C) 2009-2021 Free Software Foundation, Inc. |
| Contributed by Anthony Green (green@moxielogic.com). |
| |
| This file is part of the GNU opcodes library. |
| |
| This library is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3, or (at your option) |
| any later version. |
| |
| It is distributed in the hope that it will be useful, but WITHOUT |
| ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
| or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public |
| License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this file; see the file COPYING. If not, write to the |
| Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, |
| MA 02110-1301, USA. */ |
| |
| #include "sysdep.h" |
| #include "opcode/moxie.h" |
| |
| /* The moxie processor's 16-bit instructions come in two forms: |
| |
| FORM 1 instructions start with a 0 bit... |
| |
| 0oooooooaaaabbbb |
| 0 F |
| |
| ooooooo - form 1 opcode number |
| aaaa - operand A |
| bbbb - operand B |
| |
| FORM 2 instructions start with bits "10"... |
| |
| 10ooaaaavvvvvvvv |
| 0 F |
| |
| oo - form 2 opcode number |
| aaaa - operand A |
| vvvvvvvv - 8-bit immediate value |
| |
| FORM 3 instructions start with a bits "11"... |
| |
| 11oooovvvvvvvvvv |
| 0 F |
| |
| oooo - form 3 opcode number |
| vvvvvvvvvv - 10-bit immediate value. */ |
| |
| const moxie_opc_info_t moxie_form1_opc_info[128] = |
| { |
| { 0x00, MOXIE_BAD, "bad" }, /* Reserved as bad. */ |
| { 0x01, MOXIE_F1_A4, "ldi.l" }, |
| { 0x02, MOXIE_F1_AB, "mov" }, |
| { 0x03, MOXIE_F1_M, "jsra" }, |
| { 0x04, MOXIE_F1_NARG, "ret" }, |
| { 0x05, MOXIE_F1_AB, "add" }, |
| { 0x06, MOXIE_F1_AB, "push" }, |
| { 0x07, MOXIE_F1_AB, "pop" }, |
| { 0x08, MOXIE_F1_A4, "lda.l" }, |
| { 0x09, MOXIE_F1_4A, "sta.l" }, |
| { 0x0a, MOXIE_F1_ABi, "ld.l" }, |
| { 0x0b, MOXIE_F1_AiB, "st.l" }, |
| { 0x0c, MOXIE_F1_ABi2, "ldo.l" }, |
| { 0x0d, MOXIE_F1_AiB2, "sto.l" }, |
| { 0x0e, MOXIE_F1_AB, "cmp" }, |
| { 0x0f, MOXIE_F1_NARG, "nop" }, |
| { 0x10, MOXIE_F1_AB, "sex.b" }, |
| { 0x11, MOXIE_F1_AB, "sex.s" }, |
| { 0x12, MOXIE_F1_AB, "zex.b" }, |
| { 0x13, MOXIE_F1_AB, "zex.s" }, |
| { 0x14, MOXIE_F1_AB, "umul.x" }, |
| { 0x15, MOXIE_F1_AB, "mul.x" }, |
| { 0x16, MOXIE_BAD, "bad" }, |
| { 0x17, MOXIE_BAD, "bad" }, |
| { 0x18, MOXIE_BAD, "bad" }, |
| { 0x19, MOXIE_F1_A, "jsr" }, |
| { 0x1a, MOXIE_F1_M, "jmpa" }, |
| { 0x1b, MOXIE_F1_A4, "ldi.b" }, |
| { 0x1c, MOXIE_F1_ABi, "ld.b" }, |
| { 0x1d, MOXIE_F1_A4, "lda.b" }, |
| { 0x1e, MOXIE_F1_AiB, "st.b" }, |
| { 0x1f, MOXIE_F1_4A, "sta.b" }, |
| { 0x20, MOXIE_F1_A4, "ldi.s" }, |
| { 0x21, MOXIE_F1_ABi, "ld.s" }, |
| { 0x22, MOXIE_F1_A4, "lda.s" }, |
| { 0x23, MOXIE_F1_AiB, "st.s" }, |
| { 0x24, MOXIE_F1_4A, "sta.s" }, |
| { 0x25, MOXIE_F1_A, "jmp" }, |
| { 0x26, MOXIE_F1_AB, "and" }, |
| { 0x27, MOXIE_F1_AB, "lshr" }, |
| { 0x28, MOXIE_F1_AB, "ashl" }, |
| { 0x29, MOXIE_F1_AB, "sub" }, |
| { 0x2a, MOXIE_F1_AB, "neg" }, |
| { 0x2b, MOXIE_F1_AB, "or" }, |
| { 0x2c, MOXIE_F1_AB, "not" }, |
| { 0x2d, MOXIE_F1_AB, "ashr" }, |
| { 0x2e, MOXIE_F1_AB, "xor" }, |
| { 0x2f, MOXIE_F1_AB, "mul" }, |
| { 0x30, MOXIE_F1_4, "swi" }, |
| { 0x31, MOXIE_F1_AB, "div" }, |
| { 0x32, MOXIE_F1_AB, "udiv" }, |
| { 0x33, MOXIE_F1_AB, "mod" }, |
| { 0x34, MOXIE_F1_AB, "umod" }, |
| { 0x35, MOXIE_F1_NARG, "brk" }, |
| { 0x36, MOXIE_F1_ABi2, "ldo.b" }, |
| { 0x37, MOXIE_F1_AiB2, "sto.b" }, |
| { 0x38, MOXIE_F1_ABi2, "ldo.s" }, |
| { 0x39, MOXIE_F1_AiB2, "sto.s" }, |
| { 0x3a, MOXIE_BAD, "bad" }, |
| { 0x3b, MOXIE_BAD, "bad" }, |
| { 0x3c, MOXIE_BAD, "bad" }, |
| { 0x3d, MOXIE_BAD, "bad" }, |
| { 0x3e, MOXIE_BAD, "bad" }, |
| { 0x3f, MOXIE_BAD, "bad" }, |
| { 0x40, MOXIE_BAD, "bad" }, |
| { 0x41, MOXIE_BAD, "bad" }, |
| { 0x42, MOXIE_BAD, "bad" }, |
| { 0x43, MOXIE_BAD, "bad" }, |
| { 0x44, MOXIE_BAD, "bad" }, |
| { 0x45, MOXIE_BAD, "bad" }, |
| { 0x46, MOXIE_BAD, "bad" }, |
| { 0x47, MOXIE_BAD, "bad" }, |
| { 0x48, MOXIE_BAD, "bad" }, |
| { 0x49, MOXIE_BAD, "bad" }, |
| { 0x4a, MOXIE_BAD, "bad" }, |
| { 0x4b, MOXIE_BAD, "bad" }, |
| { 0x4c, MOXIE_BAD, "bad" }, |
| { 0x4d, MOXIE_BAD, "bad" }, |
| { 0x4e, MOXIE_BAD, "bad" }, |
| { 0x4f, MOXIE_BAD, "bad" }, |
| { 0x50, MOXIE_BAD, "bad" }, |
| { 0x51, MOXIE_BAD, "bad" }, |
| { 0x52, MOXIE_BAD, "bad" }, |
| { 0x53, MOXIE_BAD, "bad" }, |
| { 0x54, MOXIE_BAD, "bad" }, |
| { 0x55, MOXIE_BAD, "bad" }, |
| { 0x56, MOXIE_BAD, "bad" }, |
| { 0x57, MOXIE_BAD, "bad" }, |
| { 0x58, MOXIE_BAD, "bad" }, |
| { 0x59, MOXIE_BAD, "bad" }, |
| { 0x5a, MOXIE_BAD, "bad" }, |
| { 0x5b, MOXIE_BAD, "bad" }, |
| { 0x5c, MOXIE_BAD, "bad" }, |
| { 0x5d, MOXIE_BAD, "bad" }, |
| { 0x5e, MOXIE_BAD, "bad" }, |
| { 0x5f, MOXIE_BAD, "bad" }, |
| { 0x60, MOXIE_BAD, "bad" }, |
| { 0x61, MOXIE_BAD, "bad" }, |
| { 0x62, MOXIE_BAD, "bad" }, |
| { 0x63, MOXIE_BAD, "bad" }, |
| { 0x64, MOXIE_BAD, "bad" }, |
| { 0x65, MOXIE_BAD, "bad" }, |
| { 0x66, MOXIE_BAD, "bad" }, |
| { 0x67, MOXIE_BAD, "bad" }, |
| { 0x68, MOXIE_BAD, "bad" }, |
| { 0x69, MOXIE_BAD, "bad" }, |
| { 0x6a, MOXIE_BAD, "bad" }, |
| { 0x6b, MOXIE_BAD, "bad" }, |
| { 0x6c, MOXIE_BAD, "bad" }, |
| { 0x6d, MOXIE_BAD, "bad" }, |
| { 0x6e, MOXIE_BAD, "bad" }, |
| { 0x6f, MOXIE_BAD, "bad" }, |
| { 0x70, MOXIE_BAD, "bad" }, |
| { 0x71, MOXIE_BAD, "bad" }, |
| { 0x72, MOXIE_BAD, "bad" }, |
| { 0x73, MOXIE_BAD, "bad" }, |
| { 0x74, MOXIE_BAD, "bad" }, |
| { 0x75, MOXIE_BAD, "bad" }, |
| { 0x76, MOXIE_BAD, "bad" }, |
| { 0x77, MOXIE_BAD, "bad" }, |
| { 0x78, MOXIE_BAD, "bad" }, |
| { 0x79, MOXIE_BAD, "bad" }, |
| { 0x7a, MOXIE_BAD, "bad" }, |
| { 0x7b, MOXIE_BAD, "bad" }, |
| { 0x7c, MOXIE_BAD, "bad" }, |
| { 0x7d, MOXIE_BAD, "bad" }, |
| { 0x7e, MOXIE_BAD, "bad" }, |
| { 0x7f, MOXIE_BAD, "bad" } |
| }; |
| |
| const moxie_opc_info_t moxie_form2_opc_info[4] = |
| { |
| { 0x00, MOXIE_F2_A8V, "inc" }, |
| { 0x01, MOXIE_F2_A8V, "dec" }, |
| { 0x02, MOXIE_F2_A8V, "gsr" }, |
| { 0x03, MOXIE_F2_A8V, "ssr" } |
| }; |
| |
| const moxie_opc_info_t moxie_form3_opc_info[16] = |
| { |
| { 0x00, MOXIE_F3_PCREL,"beq" }, |
| { 0x01, MOXIE_F3_PCREL,"bne" }, |
| { 0x02, MOXIE_F3_PCREL,"blt" }, |
| { 0x03, MOXIE_F3_PCREL,"bgt" }, |
| { 0x04, MOXIE_F3_PCREL,"bltu" }, |
| { 0x05, MOXIE_F3_PCREL,"bgtu" }, |
| { 0x06, MOXIE_F3_PCREL,"bge" }, |
| { 0x07, MOXIE_F3_PCREL,"ble" }, |
| { 0x08, MOXIE_F3_PCREL,"bgeu" }, |
| { 0x09, MOXIE_F3_PCREL,"bleu" }, |
| { 0x0a, MOXIE_BAD, "bad" }, |
| { 0x0b, MOXIE_BAD, "bad" }, |
| { 0x0c, MOXIE_BAD, "bad" }, |
| { 0x0d, MOXIE_BAD, "bad" }, |
| { 0x0e, MOXIE_BAD, "bad" }, |
| { 0x0f, MOXIE_BAD, "bad" } /* Reserved as bad. */ |
| }; |
