xref: /netbsd/sys/arch/mips/include/regnum.h (revision c4a72b64)
1 /*	$NetBSD: regnum.h,v 1.5 2002/11/04 04:24:48 thorpej Exp $	*/
2 
3 /*
4  * Copyright (c) 1988 University of Utah.
5  * Copyright (c) 1992, 1993
6  *	The Regents of the University of California.  All rights reserved.
7  *
8  * This code is derived from software contributed to Berkeley by
9  * the Systems Programming Group of the University of Utah Computer
10  * Science Department and Ralph Campbell.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. All advertising materials mentioning features or use of this software
21  *    must display the following acknowledgement:
22  *	This product includes software developed by the University of
23  *	California, Berkeley and its contributors.
24  * 4. Neither the name of the University nor the names of its contributors
25  *    may be used to endorse or promote products derived from this software
26  *    without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38  * SUCH DAMAGE.
39  *
40  * from: Utah Hdr: reg.h 1.1 90/07/09
41  *
42  *	@(#)reg.h	8.2 (Berkeley) 1/11/94
43  */
44 
45 /*
46  * Location of the users' stored
47  * registers relative to ZERO.
48  * Usage is p->p_regs[XX].
49  */
50 #define ZERO	0
51 #define AST	1
52 #define V0	2
53 #define V1	3
54 #define A0	4
55 #define A1	5
56 #define A2	6
57 #define A3	7
58 #if defined(__mips_n32) || defined(__mips_n64)
59 #define A4	8
60 #define A5	9
61 #define A6	10
62 #define A7	11
63 #define T0	12
64 #define T1	13
65 #define T2	14
66 #define T3	15
67 #else
68 #define T0	8
69 #define T1	9
70 #define T2	10
71 #define T3	11
72 #define T4	12
73 #define T5	13
74 #define T6	14
75 #define T7	15
76 #endif /* __mips_n32 || __mips_n64 */
77 #define S0	16
78 #define S1	17
79 #define S2	18
80 #define S3	19
81 #define S4	20
82 #define S5	21
83 #define S6	22
84 #define S7	23
85 #define T8	24
86 #define T9	25
87 #define K0	26
88 #define K1	27
89 #define GP	28
90 #define SP	29
91 #define S8	30
92 #define RA	31
93 #define	SR	32
94 #ifndef _KERNEL		/* clashes with netccitt/pk.h */
95 #define	PS	SR	/* alias for SR */
96 #endif
97 
98 /* See <mips/regdef.h> for an explanation. */
99 #if defined(__mips_n32) || defined(__mips_n64)
100 #define	TA0	8
101 #define	TA1	9
102 #define	TA2	10
103 #define	TA3	11
104 #else
105 #define	TA0	12
106 #define	TA1	13
107 #define	TA2	14
108 #define	TA3	15
109 #endif /* __mips_n32 || __mips_n64 */
110 
111 #define MULLO	33
112 #define MULHI	34
113 #define BADVADDR 35
114 #define CAUSE	36
115 #define	PC	37
116 
117 #define FPBASE	38
118 #define F0	(FPBASE+0)
119 #define F1	(FPBASE+1)
120 #define F2	(FPBASE+2)
121 #define F3	(FPBASE+3)
122 #define F4	(FPBASE+4)
123 #define F5	(FPBASE+5)
124 #define F6	(FPBASE+6)
125 #define F7	(FPBASE+7)
126 #define F8	(FPBASE+8)
127 #define F9	(FPBASE+9)
128 #define F10	(FPBASE+10)
129 #define F11	(FPBASE+11)
130 #define F12	(FPBASE+12)
131 #define F13	(FPBASE+13)
132 #define F14	(FPBASE+14)
133 #define F15	(FPBASE+15)
134 #define F16	(FPBASE+16)
135 #define F17	(FPBASE+17)
136 #define F18	(FPBASE+18)
137 #define F19	(FPBASE+19)
138 #define F20	(FPBASE+20)
139 #define F21	(FPBASE+21)
140 #define F22	(FPBASE+22)
141 #define F23	(FPBASE+23)
142 #define F24	(FPBASE+24)
143 #define F25	(FPBASE+25)
144 #define F26	(FPBASE+26)
145 #define F27	(FPBASE+27)
146 #define F28	(FPBASE+28)
147 #define F29	(FPBASE+29)
148 #define F30	(FPBASE+30)
149 #define F31	(FPBASE+31)
150 #define	FSR	(FPBASE+32)
151