summaryrefslogtreecommitdiff
path: root/opcodes/xgate-opc.c
blob: 76321e6510c2d3655b53c71a42a3f3708b8c4ce4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
/* mc9xgate-opc.c -- Freescale XGATE opcode list
   Copyright 1999, 2000, 2002, 2005, 2007 Free Software Foundation, Inc.
   Written by Sean Keys (skeys@ipdatasys.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 <stdio.h>
#include "ansidecl.h"
#include "opcode/xgate.h"

#define TABLE_SIZE(X)       (sizeof(X) / sizeof(X[0]))

/* Combination of CCR flags.  */
/* ORDER HI TO LOW NZVC */
#define XGATE_NZ_BIT	XGATE_N_BIT|XGATE_Z_BIT
#define XGATE_NV_BIT	XGATE_N_BIT|XGATE_V_BIT
#define XGATE_NC_BIT	XGATE_N_BIT|XGATE_C_BIT
#define XGATE_ZV_BIT	XGATE_Z_BIT|XGATE_V_BIT
#define XGATE_ZC_BIT	XGATE_Z_BIT|XGATE_C_BIT
#define XGATE_VC_BIT	XGATE_V_BIT|XGATE_C_BIT
#define XGATE_NVC_BIT	XGATE_NV_BIT|XGATE_C_BIT
#define XGATE_NZC_BIT	XGATE_NZ_BIT|XGATE_C_BIT
#define XGATE_NZV_BIT	XGATE_N_BIT|XGATE_Z_BIT|XGATE_V_BIT
#define XGATE_ZVC_BIT	XGATE_VC_BIT|XGATE_Z_BIT
#define XGATE_NZVC_BIT	XGATE_NZV_BIT|XGATE_C_BIT

/* Flags when the insn only changes some CCR flags.  */
#define CHG_NONE        0,0,0
#define CHG_Z           0,0,XGATE_Z_BIT
#define CHG_C           0,0,XGATE_C_BIT
#define CHG_ZVC         0,0,XGATE_ZVC_BIT
#define CHG_NZC         0,0,XGATE_NZC_BIT
#define CHG_NZV         0,0,XGATE_NZV_BIT
#define CHG_NZVC        0,0,(XGATE_NZVC_BIT)
#define CHG_HNZVC       0,0,XGATE_HNZVC_BIT  // TODO DELETE
#define CHG_ALL         0,0,0xff

/* The insn clears and changes some flags.  */
#define CLR_I           0,XG_I_BIT,0
#define CLR_C           0,XGATE_C_BIT,0
#define CLR_V           0,XGATE_V_BIT,0
#define CLR_V_CHG_ZC    0,XGATE_V_BIT,XGATE_ZC_BIT
#define CLR_V_CHG_NZ    0,XGATE_V_BIT,XGATE_NZ_BIT
#define CLR_V_CHG_ZVC   0,XGATE_V_BIT,XGATE_ZVC_BIT
#define CLR_N_CHG_ZVC   0,XGATE_N_BIT,XGATE_ZVC_BIT /* Used by lsr */
#define CLR_VC_CHG_NZ   0,XGATE_VC_BIT,XGATE_NZ_BIT

/* The insn sets some flags.  */
#define SET_I                   XGATE_I_BIT,0,0
#define SET_C                   XGATE_C_BIT,0,0
#define SET_V                   XGATE_V_BIT,0,0
#define SET_Z_CLR_NVC           XGATE_Z_BIT,XGATE_NVC_BIT,0
#define SET_C_CLR_V_CHG_NZ      XGATE_C_BIT,XGATE_V_BIT,XGATE_NZ_BIT
#define SET_Z_CHG_HNVC          XGATE_Z_BIT,0,XGATE_HNVC_BIT

/* operand modes */
#define OP_NONE         XGATE_OP_NONE
#define OP_INH		XGATE_OP_INH
#define OP_TRI		XGATE_OP_TRI
#define OP_DYA		XGATE_OP_DYA
#define OP_IMM3		XGATE_OP_IMM3
#define OP_IMM4		XGATE_OP_IMM4
#define OP_IMM8		XGATE_OP_IMM8
#define OP_IMM16	XGATE_OP_IMM16
#define OP_MON		XGATE_OP_MON
#define OP_MON_R_C	XGATE_OP_MON_R_C
#define OP_MON_C_R	XGATE_OP_MON_C_R
#define OP_MON_R_P	XGATE_OP_MON_R_P
#define OP_IDR	        XGATE_OP_IDR
#define OP_IDO5		XGATE_OP_IDO5
#define OP_REL9		XGATE_OP_REL9
#define OP_REL10    	XGATE_OP_REL10
#define OP_DM          XGATE_OP_DYA_MON
/* macro operand modes */
#define OP_mADD         XGATE_OP_IMM16mADD
#define OP_mAND         XGATE_OP_IMM16mAND
#define OP_mCPC         XGATE_OP_IMM16mCPC
#define OP_mLDW         XGATE_OP_IMM16mLDW
#define OP_mSUB         XGATE_OP_IMM16mSUB

#define ALL       XGATE_V1|XGATE_V2|XGATE_V3
#define XG_IP        XG_I|XG_PCREL

const struct xgate_opcode xgate_opcodes[] = {
/* Name -+                                                                         +-- CPU
   Constraints --+                                                       +------------ CCR changes
   Format ----------------+                                          +---------------- Max # cycles
   Short Hand Format-------------------------+                    +------------------- Min # cycles
   Size -----------------------------------------------+   +-------------------------- Opcode */
    {   "adc",   OP_TRI, "00011rrrrrrrrr11", XG_R_R_R, 2, 0x1803, 1, 1, CHG_NZVC, ALL},
    {   "add",   OP_TRI, "00011rrrrrrrrr10", XG_R_R_R, 2, 0x1802, 1, 1, CHG_NZVC, ALL},
    {  "addh",  OP_IMM8, "11101rrriiiiiiii",   XG_R_I, 2, 0xE800, 1, 1, CHG_NZVC, ALL},
    {  "addl",  OP_IMM8, "11100rrriiiiiiii",   XG_R_I, 2, 0xE000, 1, 1, CHG_NZVC, ALL},
    {   "and",   OP_TRI, "00010rrrrrrrrr00", XG_R_R_R, 2, 0x1000, 1, 1,  CHG_NZV, ALL},
    {  "andh",  OP_IMM8, "10001rrriiiiiiii",   XG_R_I, 2, 0x8800, 1, 1,  CHG_NZV, ALL},
    {  "andl",  OP_IMM8, "10000rrriiiiiiii",   XG_R_I, 2, 0x8000, 1, 1,  CHG_NZV, ALL},
    {   "asr",  OP_IMM4, "00001rrriiii1001",   XG_R_I, 2, 0x0809, 1, 1, CHG_NZVC, ALL},
    {   "asr",   OP_DYA, "00001rrrrrr10001",   XG_R_R, 2, 0x0811, 1, 1, CHG_NZVC, ALL},
    {   "bcc",  OP_REL9, "0010000iiiiiiiii",   XG_IP,  2, 0x2000, 1, 2, CHG_NONE, ALL},
    {   "bcs",  OP_REL9, "0010001iiiiiiiii",   XG_IP,  2, 0x2200, 1, 2, CHG_NONE, ALL},
    {   "beq",  OP_REL9, "0010011iiiiiiiii",   XG_IP,  2, 0x2600, 1, 2, CHG_NONE, ALL},
    { "bfext",   OP_TRI, "01100rrrrrrrrr11", XG_R_R_R, 2, 0x6003, 1, 1,  CHG_NZV, ALL},
    {  "bffo",   OP_DYA, "00001rrrrrr10000",   XG_R_R, 2, 0x0810, 1, 1, CHG_NZVC, ALL},
    { "bfins",   OP_TRI, "01101rrrrrrrrr11", XG_R_R_R, 2, 0x6803, 1, 1,  CHG_NZV, ALL},
    {"bfinsi",   OP_TRI, "01110rrrrrrrrr11", XG_R_R_R, 2, 0x7003, 1, 1,  CHG_NZV, ALL},
    {"bfinsx",   OP_TRI, "01111rrrrrrrrr11", XG_R_R_R, 2, 0x7803, 1, 1,  CHG_NZV, ALL},
    {   "bge",  OP_REL9, "0011010iiiiiiiii",   XG_IP,  2, 0x3400, 1, 2, CHG_NONE, ALL},
    {   "bgt",  OP_REL9, "0011100iiiiiiiii",   XG_IP,  2, 0x3800, 1, 2, CHG_NONE, ALL},
    {   "bhi",  OP_REL9, "0011000iiiiiiiii",   XG_IP,  2, 0x3000, 1, 2, CHG_NONE, ALL},
    {  "bith",  OP_IMM8, "10011rrriiiiiiii",   XG_R_I, 2, 0x9800, 1, 1,  CHG_NZV, ALL},
    {  "bitl",  OP_IMM8, "10010rrriiiiiiii",   XG_R_I, 2, 0x9000, 1, 1,  CHG_NZV, ALL},
    {   "ble",  OP_REL9, "0011101iiiiiiiii",   XG_IP,  2, 0x3A00, 1, 2, CHG_NONE, ALL},
    {   "bls",  OP_REL9, "0011001iiiiiiiii",   XG_IP,  2, 0x3200, 1, 2, CHG_NONE, ALL},
    {   "blt",  OP_REL9, "0011011iiiiiiiii",   XG_IP,  2, 0x3600, 1, 2, CHG_NONE, ALL},
    {   "bmi",  OP_REL9, "0010101iiiiiiiii",   XG_IP,  2, 0x2A00, 1, 2, CHG_NONE, ALL},
    {   "bne",  OP_REL9, "0010010iiiiiiiii",   XG_IP,  2, 0x2400, 1, 2, CHG_NONE, ALL},
    {   "bpl",  OP_REL9, "0010100iiiiiiiii",   XG_IP,  2, 0x2800, 1, 2, CHG_NONE, ALL},
    {   "bra", OP_REL10, "001111iiiiiiiiii",   XG_IP,  2, 0x3C00, 2, 2, CHG_NONE, ALL},
    {   "brk",   OP_INH, "0000000000000000",   XG_INH, 2, 0x0000, 1, 1, CHG_NONE, ALL},
    {   "bvc",  OP_REL9, "0010110iiiiiiiii",   XG_IP,  2, 0x2C00, 1, 2, CHG_NONE, ALL},
    {   "bvs",  OP_REL9, "0010111iiiiiiiii",   XG_IP,  2, 0x2E00, 1, 2, CHG_NONE, ALL},
    {  "cmpl",  OP_IMM8, "11010rrriiiiiiii",   XG_R_I, 2, 0xD000, 1, 1, CHG_NZVC, ALL},
    {  "cpch",  OP_IMM8, "11011rrriiiiiiii",   XG_R_I, 2, 0xD800, 1, 1, CHG_NZVC, ALL},
    {  "csem",  OP_IMM3, "00000iii11110000",    XG_I , 2, 0x00F0, 1, 1, CHG_NONE, ALL},
    {  "csem",   OP_MON, "00000rrr11110001",     XG_R, 2, 0x00F1, 1, 1, CHG_NONE, ALL},
    {   "csl",  OP_IMM4, "00001rrriiii1010",   XG_R_I, 2, 0x080A, 1, 1, CHG_NZVC, ALL},
    {   "csl",   OP_DYA, "00001rrrrrr10010",   XG_R_R, 2, 0x0812, 1, 1, CHG_NZVC, ALL},
    {   "csr",  OP_IMM4, "00001rrriiii1011",   XG_R_I, 2, 0x080B, 1, 1, CHG_NZVC, ALL},
    {   "csr",   OP_DYA, "00001rrrrrr10011",   XG_R_R, 2, 0x0813, 1, 1, CHG_NZVC, ALL},
    {   "jal",   OP_MON, "00000rrr11110110",     XG_R, 2, 0x00F6, 2, 2, CHG_NONE, ALL},
    {   "ldb",  OP_IDO5, "01000rrrrrriiiii", XG_R_R_I, 2, 0x4000, 2, 2, CHG_NONE, ALL},
    {   "ldb",   OP_IDR, "01100rrrrrrrrrrr", XG_R_R_R, 2, 0x6000, 2, 2, CHG_NONE, ALL},
    {   "ldh",  OP_IMM8, "11111rrriiiiiiii",   XG_R_I, 2, 0xF800, 1, 1, CHG_NONE, ALL},
    {   "ldl",  OP_IMM8, "11110rrriiiiiiii",   XG_R_I, 2, 0xF000, 1, 1, CHG_NONE, ALL},
    {   "ldw",  OP_IDO5, "01001rrrrrriiiii", XG_R_R_I, 2, 0x4800, 2, 2, CHG_NONE, ALL},
    {   "ldw",   OP_IDR, "01101rrrrrrrrrrr", XG_R_R_R, 2, 0x6800, 2, 2, CHG_NONE, ALL},
    {   "lsl",  OP_IMM4, "00001rrriiii1100",   XG_R_I, 2, 0x080C, 1, 1, CHG_NZVC, ALL},
    {   "lsl",   OP_DYA, "00001rrrrrr10100",   XG_R_R, 2, 0x0814, 1, 1, CHG_NZVC, ALL},
    {   "lsr",  OP_IMM4, "00001rrriiii1101",   XG_R_I, 2, 0x080D, 1, 1, CHG_NZVC, ALL},
    {   "lsr",   OP_DYA, "00001rrrrrr10101",   XG_R_R, 2, 0x0815, 1, 1, CHG_NZVC, ALL},
    {   "nop",   OP_INH, "0000000100000000",   XG_INH, 2, 0x0100, 1, 1, CHG_NONE, ALL},
    {    "or",   OP_TRI, "00010rrrrrrrrr10", XG_R_R_R, 2, 0x1002, 1, 1,  CHG_NZV, ALL},
    {   "orh",  OP_IMM8, "10101rrriiiiiiii",   XG_R_I, 2, 0xA800, 1, 1,  CHG_NZV, ALL},
    {   "orl",  OP_IMM8, "10100rrriiiiiiii",   XG_R_I, 2, 0xA000, 1, 1,  CHG_NZV, ALL},
    {   "par",   OP_MON, "00000rrr11110101",     XG_R, 2, 0x00F5, 1, 1,  CHG_NZV, ALL},
    {   "rol",  OP_IMM4, "00001rrriiii1110",   XG_R_I, 2, 0x080E, 1, 1,  CHG_NZV, ALL},
    {   "rol",   OP_DYA, "00001rrrrrr10110",   XG_R_R, 2, 0x0816, 1, 1,  CHG_NZV, ALL},
    {   "ror",  OP_IMM4, "00001rrriiii1111",   XG_R_I, 2, 0x080F, 1, 1,  CHG_NZV, ALL},
    {   "ror",   OP_DYA, "00001rrrrrr10111",   XG_R_R, 2, 0x0817, 1, 1,  CHG_NZV, ALL},
    {   "rts",   OP_INH, "0000001000000000",   XG_INH, 2, 0x0200, 2, 2, CHG_NONE, ALL},
    {   "sbc",   OP_TRI, "00011rrrrrrrrr01", XG_R_R_R, 2, 0x1801, 1, 1,  CHG_NZV, ALL},
    {  "ssem",  OP_IMM3, "00000iii11110010",    XG_I , 2, 0x00F2, 2, 2,    CHG_C, ALL},
    {  "ssem",   OP_MON, "00000rrr11110011",     XG_R, 2, 0x00F3, 2, 2,    CHG_C, ALL},
    {   "sex",   OP_MON, "00000rrr11110100",     XG_R, 2, 0x00F4, 1, 1,  CHG_NZV, ALL},
    {   "sif",   OP_INH, "0000001100000000",   XG_INH, 2, 0x0300, 2, 2, CHG_NONE, ALL},
    {   "sif",   OP_MON, "00000rrr11110111",     XG_R, 2, 0x00F7, 2, 2, CHG_NONE, ALL},
    {   "stb",  OP_IDO5, "01010rrrrrriiiii", XG_R_R_I, 2, 0x5000, 2, 2, CHG_NONE, ALL},
    {   "stb",   OP_IDR, "01110rrrrrrrrrrr", XG_R_R_R, 2, 0x7000, 2, 2, CHG_NONE, ALL},
    {   "stw",  OP_IDO5, "01011rrrrrriiiii", XG_R_R_I, 2, 0x5800, 2, 2, CHG_NONE, ALL},
    {   "stw",   OP_IDR, "01111rrrrrrrrrrr", XG_R_R_R, 2, 0x7800, 2, 2, CHG_NONE, ALL},
    {   "sub",   OP_TRI, "00011rrrrrrrrr00", XG_R_R_R, 2, 0x1800, 1, 1, CHG_NZVC, ALL},
    {  "subh",  OP_IMM8, "11001rrriiiiiiii",   XG_R_I, 2, 0xC800, 1, 1, CHG_NZVC, ALL},
    {  "subl",  OP_IMM8, "11000rrriiiiiiii",   XG_R_I, 2, 0xC000, 1, 1, CHG_NZVC, ALL},
    {   "tfr",  OP_MON_R_C, "00000rrr11111000",XG_R_C, 2, 0x00F8, 1, 1, CHG_NONE, ALL},
    {   "tfr",  OP_MON_C_R, "00000rrr11111001",XG_C_R, 2, 0x00F9, 1, 1, CHG_NONE, ALL},
    {   "tfr",  OP_MON_R_P, "00000rrr11111010",XG_R_P, 2, 0x00FA, 1, 1, CHG_NONE, ALL},
    {  "xnor",   OP_TRI, "00010rrrrrrrrr11", XG_R_R_R, 2, 0x1003, 1, 1,  CHG_NZV, ALL},
    { "xnorh",  OP_IMM8, "10111rrriiiiiiii",   XG_R_I, 2, 0xB800, 1, 1,  CHG_NZV, ALL},
    { "xnorl",  OP_IMM8, "10110rrriiiiiiii",   XG_R_I, 2, 0xB000, 1, 1,  CHG_NZV, ALL},
    /*  macro and alias codes  */
    {   "add", OP_mADD,  "----------------",   XG_R_I, 4,      0, 0, 0, CHG_NONE, ALL},
    {   "and", OP_mAND,  "----------------",   XG_R_I, 4,      0, 0, 0, CHG_NONE, ALL},
    {   "bhs",  OP_REL9, "0010000iiiiiiiii",   XG_IP,  2, 0x2000, 0, 0, CHG_NONE, ALL},
    {   "blo",  OP_REL9, "0010001iiiiiiiii",   XG_IP,  2, 0x2200, 0, 0, CHG_NONE, ALL},
    {   "cmp",  OP_mCPC, "----------------",   XG_R_I, 4,      0, 0, 0, CHG_NONE, ALL},
    {   "cmp",   OP_DYA, "00011sssrrrrrr00",   XG_R_R, 2, 0x1800, 0, 0, CHG_NZVC, ALL},
    {   "com",   OP_DM,  "00010rrrsssrrr11",   XG_R,   2, 0x1003, 0, 0, CHG_NZVC, ALL},
    {   "com",   OP_DYA, "00010rrrsssrrr11",   XG_R_R, 2, 0x1003, 0, 0,  CHG_NZV, ALL},
    {   "cpc",   OP_DYA, "00011sssrrrrrr01",   XG_R_R, 2, 0x1801, 0, 0, CHG_NZVC, ALL},
    {   "ldd",  OP_mLDW, "----------------",   XG_R_I, 4,      0, 0, 0, CHG_NONE, ALL},
    {   "ldw",  OP_mLDW, "----------------",   XG_R_I, 4,      0, 0, 0, CHG_NONE, ALL},
    {   "mov",   OP_DYA, "00010rrrsssrrr10",   XG_R_R, 2, 0x1002, 0, 0, CHG_NZVC, ALL},
    {   "neg",   OP_DYA, "00011rrrsssrrr00",   XG_R_R, 2, 0x1800, 0, 0, CHG_NZVC, ALL},
    {   "sub",  OP_mSUB, "----------------",   XG_R_I, 4,      0, 0, 0, CHG_NONE, ALL},
    {   "tst",   OP_MON, "00011sssrrrsss00",     XG_R, 2, 0x1800, 0, 0,  CHG_NZV, ALL}
};

const int xgate_num_opcodes = TABLE_SIZE (xgate_opcodes);