1 /* 2 * CRIS insn decoding macros. 3 * 4 * Copyright (c) 2007 AXIS Communications AB 5 * Written by Edgar E. Iglesias. 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with this library; if not, see <http://www.gnu.org/licenses/>. 19 */ 20 21 #ifndef CRISV32_DECODE_H 22 #define CRISV32_DECODE_H 23 24 /* Convenient binary macros. */ 25 #define HEX__(n) 0x##n##LU 26 #define B8__(x) ((x&0x0000000FLU)?1:0) \ 27 + ((x&0x000000F0LU)?2:0) \ 28 + ((x&0x00000F00LU)?4:0) \ 29 + ((x&0x0000F000LU)?8:0) \ 30 + ((x&0x000F0000LU)?16:0) \ 31 + ((x&0x00F00000LU)?32:0) \ 32 + ((x&0x0F000000LU)?64:0) \ 33 + ((x&0xF0000000LU)?128:0) 34 #define B8(d) ((unsigned char)B8__(HEX__(d))) 35 36 /* Quick imm. */ 37 #define DEC_BCCQ {B8(00000000), B8(11110000)} 38 #define DEC_ADDOQ {B8(00010000), B8(11110000)} 39 #define DEC_ADDQ {B8(00100000), B8(11111100)} 40 #define DEC_MOVEQ {B8(00100100), B8(11111100)} 41 #define DEC_SUBQ {B8(00101000), B8(11111100)} 42 #define DEC_CMPQ {B8(00101100), B8(11111100)} 43 #define DEC_ANDQ {B8(00110000), B8(11111100)} 44 #define DEC_ORQ {B8(00110100), B8(11111100)} 45 #define DEC_BTSTQ {B8(00111000), B8(11111110)} 46 #define DEC_ASRQ {B8(00111010), B8(11111110)} 47 #define DEC_LSLQ {B8(00111100), B8(11111110)} 48 #define DEC_LSRQ {B8(00111110), B8(11111110)} 49 50 /* Register. */ 51 #define DEC_MOVU_R {B8(01000100), B8(11111110)} 52 #define DEC_MOVU_R {B8(01000100), B8(11111110)} 53 #define DEC_MOVS_R {B8(01000110), B8(11111110)} 54 #define DEC_MOVE_R {B8(01100100), B8(11111100)} 55 #define DEC_MOVE_RP {B8(01100011), B8(11111111)} 56 #define DEC_MOVE_PR {B8(01100111), B8(11111111)} 57 #define DEC_DSTEP_R {B8(01101111), B8(11111111)} 58 #define DEC_MOVE_RS {B8(10110111), B8(11111111)} 59 #define DEC_MOVE_SR {B8(11110111), B8(11111111)} 60 #define DEC_ADDU_R {B8(01000000), B8(11111110)} 61 #define DEC_ADDS_R {B8(01000010), B8(11111110)} 62 #define DEC_ADD_R {B8(01100000), B8(11111100)} 63 #define DEC_ADDI_R {B8(01010000), B8(11111100)} 64 #define DEC_MULS_R {B8(11010000), B8(11111100)} 65 #define DEC_MULU_R {B8(10010000), B8(11111100)} 66 #define DEC_ADDI_ACR {B8(01010100), B8(11111100)} 67 #define DEC_NEG_R {B8(01011000), B8(11111100)} 68 #define DEC_BOUND_R {B8(01011100), B8(11111100)} 69 #define DEC_SUBU_R {B8(01001000), B8(11111110)} 70 #define DEC_SUBS_R {B8(01001010), B8(11111110)} 71 #define DEC_SUB_R {B8(01101000), B8(11111100)} 72 #define DEC_CMP_R {B8(01101100), B8(11111100)} 73 #define DEC_AND_R {B8(01110000), B8(11111100)} 74 #define DEC_ABS_R {B8(01101011), B8(11111111)} 75 #define DEC_LZ_R {B8(01110011), B8(11111111)} 76 #define DEC_MCP_R {B8(01111111), B8(11111111)} 77 #define DEC_SWAP_R {B8(01110111), B8(11111111)} 78 #define DEC_XOR_R {B8(01111011), B8(11111111)} 79 #define DEC_LSL_R {B8(01001100), B8(11111100)} 80 #define DEC_LSR_R {B8(01111100), B8(11111100)} 81 #define DEC_ASR_R {B8(01111000), B8(11111100)} 82 #define DEC_OR_R {B8(01110100), B8(11111100)} 83 #define DEC_BTST_R {B8(01001111), B8(11111111)} 84 85 /* Fixed. */ 86 #define DEC_SETF {B8(01011011), B8(11111111)} 87 #define DEC_CLEARF {B8(01011111), B8(11111111)} 88 89 /* Memory. */ 90 #define DEC_ADDU_M {B8(10000000), B8(10111110)} 91 #define DEC_ADDS_M {B8(10000010), B8(10111110)} 92 #define DEC_MOVU_M {B8(10000100), B8(10111110)} 93 #define DEC_MOVS_M {B8(10000110), B8(10111110)} 94 #define DEC_SUBU_M {B8(10001000), B8(10111110)} 95 #define DEC_SUBS_M {B8(10001010), B8(10111110)} 96 #define DEC_CMPU_M {B8(10001100), B8(10111110)} 97 #define DEC_CMPS_M {B8(10001110), B8(10111110)} 98 #define DEC_ADDO_M {B8(10010100), B8(10111100)} 99 #define DEC_BOUND_M {B8(10011100), B8(10111100)} 100 #define DEC_ADD_M {B8(10100000), B8(10111100)} 101 #define DEC_MOVE_MR {B8(10100100), B8(10111100)} 102 #define DEC_SUB_M {B8(10101000), B8(10111100)} 103 #define DEC_CMP_M {B8(10101100), B8(10111100)} 104 #define DEC_AND_M {B8(10110000), B8(10111100)} 105 #define DEC_OR_M {B8(10110100), B8(10111100)} 106 #define DEC_TEST_M {B8(10111000), B8(10111100)} 107 #define DEC_MOVE_RM {B8(10111100), B8(10111100)} 108 109 #define DEC_ADDC_R {B8(01010111), B8(11111111)} 110 #define DEC_ADDC_MR {B8(10011010), B8(10111111)} 111 #define DEC_LAPCQ {B8(10010111), B8(11111111)} 112 #define DEC_LAPC_IM {B8(11010111), B8(11111111)} 113 114 #define DEC_MOVE_MP {B8(10100011), B8(10111111)} 115 #define DEC_MOVE_PM {B8(10100111), B8(10111111)} 116 117 #define DEC_SCC_R {B8(01010011), B8(11111111)} 118 #define DEC_RFE_ETC {B8(10010011), B8(11111111)} 119 #define DEC_JUMP_P {B8(10011111), B8(11111111)} 120 #define DEC_BCC_IM {B8(11011111), B8(11111111)} 121 #define DEC_JAS_R {B8(10011011), B8(11111111)} 122 #define DEC_JASC_R {B8(10110011), B8(11111111)} 123 #define DEC_JAS_IM {B8(11011011), B8(11111111)} 124 #define DEC_JASC_IM {B8(11110011), B8(11111111)} 125 #define DEC_BAS_IM {B8(11101011), B8(11111111)} 126 #define DEC_BASC_IM {B8(11101111), B8(11111111)} 127 #define DEC_MOVEM_MR {B8(10111011), B8(10111111)} 128 #define DEC_MOVEM_RM {B8(10111111), B8(10111111)} 129 130 #define DEC_FTAG_FIDX_D_M {B8(10101011), B8(11111111)} 131 #define DEC_FTAG_FIDX_I_M {B8(11010011), B8(11111111)} 132 133 #endif 134