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[binutils.git] / opcodes / sh64-opc.h
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1 /* Declarations for SH64 opcodes.
2 Copyright (C) 2000, 2001, 2002, 2005, 2007 Free Software Foundation, Inc.
4 This file is part of the GNU opcodes library.
6 This library is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3, or (at your option)
9 any later version.
11 It is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
14 License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this file; see the file COPYING. If not, write to the
18 Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
19 MA 02110-1301, USA. */
21 #ifndef _SH64_OPC_INCLUDED_H
22 #define _SH64_OPC_INCLUDED_H
24 typedef enum
26 /* A placeholder. */
27 OFFSET_NONE = 0,
29 /* Bit number for where to insert operand. */
30 OFFSET_4 = 4,
31 OFFSET_9 = 9,
32 OFFSET_10 = 10,
33 OFFSET_20 = 20
34 } shmedia_nibble_type;
36 typedef enum {
37 /* First a placeholder. */
38 A_NONE = 0,
40 /* Registers. */
41 A_GREG_M,
42 A_GREG_N,
43 A_GREG_D,
44 A_FREG_G,
45 A_FREG_H,
46 A_FREG_F,
47 A_DREG_G,
48 A_DREG_H,
49 A_DREG_F,
50 A_FVREG_G,
51 A_FVREG_H,
52 A_FVREG_F,
53 A_FMREG_G,
54 A_FMREG_H,
55 A_FMREG_F,
56 A_FPREG_G,
57 A_FPREG_H,
58 A_FPREG_F,
59 A_TREG_A,
60 A_TREG_B,
61 A_CREG_K,
62 A_CREG_J,
64 /* This one is only used in a shmedia_get_operand. */
65 A_IMMM,
67 /* Copy of previous register. */
68 A_REUSE_PREV,
70 /* Unsigned 5-bit operand. */
71 A_IMMU5,
73 /* Signed 6-bit operand. */
74 A_IMMS6,
76 /* Signed operand, 6 bits << 5. */
77 A_IMMS6BY32,
79 /* Unsigned 6-bit operand. */
80 A_IMMU6,
82 /* Signed 10-bit operand. */
83 A_IMMS10,
85 /* Signed operand, 10 bits << 0. */
86 A_IMMS10BY1,
88 /* Signed operand, 10 bits << 1. */
89 A_IMMS10BY2,
91 /* Signed operand, 10 bits << 2. */
92 A_IMMS10BY4,
94 /* Signed operand, 10 bits << 3. */
95 A_IMMS10BY8,
97 /* Signed 16-bit operand. */
98 A_IMMS16,
100 /* Unsigned 16-bit operand. */
101 A_IMMU16,
103 /* PC-relative signed operand, 16 bits << 2, for PTA and PTB insns. */
104 A_PCIMMS16BY4,
106 /* PC relative signed operand, 16 bits << 2, for PT insns. Also adjusts
107 the opcode to be PTA or PTB. */
108 A_PCIMMS16BY4_PT,
109 } shmedia_arg_type;
111 typedef struct {
112 char *name;
113 shmedia_arg_type arg[4];
114 shmedia_nibble_type nibbles[4];
115 unsigned long opcode_base;
116 } shmedia_opcode_info;
118 extern const shmedia_opcode_info shmedia_table[];
120 typedef struct {
121 int cregno;
122 char *name;
123 } shmedia_creg_info;
125 extern const shmedia_creg_info shmedia_creg_table[];
127 #define SHMEDIA_LIKELY_BIT 0x00000200
128 #define SHMEDIA_PT_OPC 0xe8000000
129 #define SHMEDIA_PTB_BIT 0x04000000
130 #define SHMEDIA_PTA_OPC 0xe8000000
131 #define SHMEDIA_PTB_OPC 0xec000000
133 /* Note that this is ptrel/u. "Or" in SHMEDIA_LIKELY_BIT for ptrel/l. */
134 #define SHMEDIA_PTREL_OPC 0x6bf50000
135 #define SHMEDIA_MOVI_OPC 0xcc000000
136 #define SHMEDIA_SHORI_OPC 0xc8000000
137 #define SHMEDIA_ADDI_OPC 0xd0000000
138 #define SHMEDIA_ADD_OPC 0x00090000
139 #define SHMEDIA_NOP_OPC 0x6ff0fff0
140 #define SHMEDIA_TEMP_REG 25
142 #endif /* _SH64_OPC_INCLUDED_H */