1 /* Copyright (C) 1991-2022 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3 
4    The GNU C Library is free software; you can redistribute it and/or
5    modify it under the terms of the GNU Lesser General Public
6    License as published by the Free Software Foundation; either
7    version 2.1 of the License, or (at your option) any later version.
8 
9    The GNU C Library is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Lesser General Public License for more details.
13 
14    You should have received a copy of the GNU Lesser General Public
15    License along with the GNU C Library.  If not, see
16    <https://www.gnu.org/licenses/>.  */
17 
18 #ifndef _SYS_FPREGDEF_H
19 #define _SYS_FPREGDEF_H
20 
21 #include <sgidefs.h>
22 
23 /* Commonalities first, individualities next...  */
24 
25 #define fv0	$f0	/* return value */
26 #define fv1	$f2
27 
28 #if _MIPS_SIM == _ABIO32 || _MIPS_SIM == _ABIN32
29 #define fs0	$f20	/* callee saved */
30 #define fs1	$f22
31 #define fs2	$f24
32 #define fs3	$f26
33 #define fs4	$f28
34 #define fs5	$f30
35 #endif /* _MIPS_SIM == _ABIO32 || _MIPS_SIM == _ABIN32 */
36 
37 #if _MIPS_SIM == _ABI64 || _MIPS_SIM == _ABIN32
38 #define fa0	$f12	/* argument registers */
39 #define fa1	$f13
40 #define fa2	$f14
41 #define fa3	$f15
42 #define fa4	$f16
43 #define fa5	$f17
44 #define fa6	$f18
45 #define fa7	$f19
46 
47 #define ft0	$f4	/* caller saved */
48 #define ft1	$f5
49 #define ft2	$f6
50 #define ft3	$f7
51 #define ft4	$f8
52 #define ft5	$f9
53 #define ft6	$f10
54 #define ft7	$f11
55 #endif /* _MIPS_SIM == _ABI64 || _MIPS_SIM == _ABIN32 */
56 
57 #if _MIPS_SIM == _ABIO32
58 #define fv0f	$f1	/* return value, high part */
59 #define fv1f	$f3
60 
61 #define fa0	$f12	/* argument registers */
62 #define fa0f	$f13
63 #define fa1	$f14
64 #define fa1f	$f15
65 
66 #define ft0	$f4	/* caller saved */
67 #define ft0f	$f5
68 #define ft1	$f6
69 #define ft1f	$f7
70 #define ft2	$f8
71 #define ft2f	$f9
72 #define ft3	$f10
73 #define ft3f	$f11
74 #define ft4	$f16
75 #define ft4f	$f17
76 #define ft5	$f18
77 #define ft5f	$f19
78 
79 #define fs0f	$f21	/* callee saved, high part */
80 #define fs1f	$f23
81 #define fs2f	$f25
82 #define fs3f	$f27
83 #define fs4f	$f29
84 #define fs5f	$f31
85 #endif /* _MIPS_SIM == _ABIO32 */
86 
87 #if _MIPS_SIM == _ABI64
88 #define ft8	$f20	/* caller saved */
89 #define ft9	$f21
90 #define ft10	$f22
91 #define ft11	$f23
92 #define ft12	$f1
93 #define ft13	$f3
94 
95 #define fs0	$f24	/* callee saved */
96 #define fs1	$f25
97 #define fs2	$f26
98 #define fs3	$f27
99 #define fs4	$f28
100 #define fs5	$f29
101 #define fs6	$f30
102 #define fs7	$f31
103 #endif /* _MIPS_SIM == _ABI64 */
104 
105 #if _MIPS_SIM == _ABIN32
106 #define ft8	$f21	/* caller saved */
107 #define ft9	$f23
108 #define ft10	$f25
109 #define ft11	$f27
110 #define ft12	$f29
111 #define ft13	$f31
112 #define ft14	$f1
113 #define ft15	$f3
114 #endif /* _MIPS_SIM == _ABIN32 */
115 
116 #define fcr31	$31	/* FPU status register */
117 
118 #endif /* sys/fpregdef.h */
119