1 /*	$OpenBSD: regnum.h,v 1.3 2004/08/10 20:28:13 deraadt Exp $ */
2 
3 /*
4  * Copyright (c) 2001-2002 Opsycon AB  (www.opsycon.se / www.opsycon.com)
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  */
28 
29 #ifndef _MIPS64_REGNUM_H_
30 #define _MIPS64_REGNUM_H_
31 
32 /*
33  * Location of the saved registers relative to ZERO.
34  * Usage is p->p_regs[XX].
35  */
36 #define ZERO	0
37 #define AST	1
38 #define V0	2
39 #define V1	3
40 #define A0	4
41 #define A1	5
42 #define A2	6
43 #define A3	7
44 #define T0	8
45 #define T1	9
46 #define T2	10
47 #define T3	11
48 #define T4	12
49 #define T5	13
50 #define T6	14
51 #define T7	15
52 #define S0	16
53 #define S1	17
54 #define S2	18
55 #define S3	19
56 #define S4	20
57 #define S5	21
58 #define S6	22
59 #define S7	23
60 #define T8	24
61 #define T9	25
62 #define K0	26
63 #define K1	27
64 #define GP	28
65 #define SP	29
66 #define S8	30
67 #define RA	31
68 #define	SR	32
69 #define	PS	SR	/* alias for SR */
70 #define MULLO	33
71 #define MULHI	34
72 #define BADVADDR 35
73 #define CAUSE	36
74 #define	PC	37
75 #define	IC	38
76 #define	CPL	39
77 
78 #define	NUMSAVEREGS 40		/* Number of registers saved in trap */
79 
80 #define FPBASE	NUMSAVEREGS
81 #define F0	(FPBASE+0)
82 #define F1	(FPBASE+1)
83 #define F2	(FPBASE+2)
84 #define F3	(FPBASE+3)
85 #define F4	(FPBASE+4)
86 #define F5	(FPBASE+5)
87 #define F6	(FPBASE+6)
88 #define F7	(FPBASE+7)
89 #define F8	(FPBASE+8)
90 #define F9	(FPBASE+9)
91 #define F10	(FPBASE+10)
92 #define F11	(FPBASE+11)
93 #define F12	(FPBASE+12)
94 #define F13	(FPBASE+13)
95 #define F14	(FPBASE+14)
96 #define F15	(FPBASE+15)
97 #define F16	(FPBASE+16)
98 #define F17	(FPBASE+17)
99 #define F18	(FPBASE+18)
100 #define F19	(FPBASE+19)
101 #define F20	(FPBASE+20)
102 #define F21	(FPBASE+21)
103 #define F22	(FPBASE+22)
104 #define F23	(FPBASE+23)
105 #define F24	(FPBASE+24)
106 #define F25	(FPBASE+25)
107 #define F26	(FPBASE+26)
108 #define F27	(FPBASE+27)
109 #define F28	(FPBASE+28)
110 #define F29	(FPBASE+29)
111 #define F30	(FPBASE+30)
112 #define F31	(FPBASE+31)
113 #define	FSR	(FPBASE+32)
114 
115 #define	NUMFPREGS 33
116 
117 #define	NREGS	(NUMSAVEREGS + NUMFPREGS)
118 
119 #endif /* !_MIPS64_REGNUM_H_ */
120