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