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asmmacro-32.h
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1 /*
2  * asmmacro.h: Assembler macros to make things easier to read.
3  *
4  * Copyright (C) 1996 David S. Miller ([email protected])
5  * Copyright (C) 1998, 1999, 2003 Ralf Baechle
6  */
7 #ifndef _ASM_ASMMACRO_32_H
8 #define _ASM_ASMMACRO_32_H
9 
10 #include <asm/asm-offsets.h>
11 #include <asm/regdef.h>
12 #include <asm/fpregdef.h>
13 #include <asm/mipsregs.h>
14 
15  .macro fpu_save_double thread status tmp1=t0
16  cfc1 \tmp1, fcr31
17  sdc1 $f0, THREAD_FPR0(\thread)
18  sdc1 $f2, THREAD_FPR2(\thread)
19  sdc1 $f4, THREAD_FPR4(\thread)
20  sdc1 $f6, THREAD_FPR6(\thread)
21  sdc1 $f8, THREAD_FPR8(\thread)
22  sdc1 $f10, THREAD_FPR10(\thread)
23  sdc1 $f12, THREAD_FPR12(\thread)
24  sdc1 $f14, THREAD_FPR14(\thread)
25  sdc1 $f16, THREAD_FPR16(\thread)
26  sdc1 $f18, THREAD_FPR18(\thread)
27  sdc1 $f20, THREAD_FPR20(\thread)
28  sdc1 $f22, THREAD_FPR22(\thread)
29  sdc1 $f24, THREAD_FPR24(\thread)
30  sdc1 $f26, THREAD_FPR26(\thread)
31  sdc1 $f28, THREAD_FPR28(\thread)
32  sdc1 $f30, THREAD_FPR30(\thread)
33  sw \tmp1, THREAD_FCR31(\thread)
34  .endm
35 
36  .macro fpu_save_single thread tmp=t0
37  cfc1 \tmp, fcr31
38  swc1 $f0, THREAD_FPR0(\thread)
39  swc1 $f1, THREAD_FPR1(\thread)
40  swc1 $f2, THREAD_FPR2(\thread)
41  swc1 $f3, THREAD_FPR3(\thread)
42  swc1 $f4, THREAD_FPR4(\thread)
43  swc1 $f5, THREAD_FPR5(\thread)
44  swc1 $f6, THREAD_FPR6(\thread)
45  swc1 $f7, THREAD_FPR7(\thread)
46  swc1 $f8, THREAD_FPR8(\thread)
47  swc1 $f9, THREAD_FPR9(\thread)
48  swc1 $f10, THREAD_FPR10(\thread)
49  swc1 $f11, THREAD_FPR11(\thread)
50  swc1 $f12, THREAD_FPR12(\thread)
51  swc1 $f13, THREAD_FPR13(\thread)
52  swc1 $f14, THREAD_FPR14(\thread)
53  swc1 $f15, THREAD_FPR15(\thread)
54  swc1 $f16, THREAD_FPR16(\thread)
55  swc1 $f17, THREAD_FPR17(\thread)
56  swc1 $f18, THREAD_FPR18(\thread)
57  swc1 $f19, THREAD_FPR19(\thread)
58  swc1 $f20, THREAD_FPR20(\thread)
59  swc1 $f21, THREAD_FPR21(\thread)
60  swc1 $f22, THREAD_FPR22(\thread)
61  swc1 $f23, THREAD_FPR23(\thread)
62  swc1 $f24, THREAD_FPR24(\thread)
63  swc1 $f25, THREAD_FPR25(\thread)
64  swc1 $f26, THREAD_FPR26(\thread)
65  swc1 $f27, THREAD_FPR27(\thread)
66  swc1 $f28, THREAD_FPR28(\thread)
67  swc1 $f29, THREAD_FPR29(\thread)
68  swc1 $f30, THREAD_FPR30(\thread)
69  swc1 $f31, THREAD_FPR31(\thread)
70  sw \tmp, THREAD_FCR31(\thread)
71  .endm
72 
73  .macro fpu_restore_double thread status tmp=t0
74  lw \tmp, THREAD_FCR31(\thread)
75  ldc1 $f0, THREAD_FPR0(\thread)
76  ldc1 $f2, THREAD_FPR2(\thread)
77  ldc1 $f4, THREAD_FPR4(\thread)
78  ldc1 $f6, THREAD_FPR6(\thread)
79  ldc1 $f8, THREAD_FPR8(\thread)
80  ldc1 $f10, THREAD_FPR10(\thread)
81  ldc1 $f12, THREAD_FPR12(\thread)
82  ldc1 $f14, THREAD_FPR14(\thread)
83  ldc1 $f16, THREAD_FPR16(\thread)
84  ldc1 $f18, THREAD_FPR18(\thread)
85  ldc1 $f20, THREAD_FPR20(\thread)
86  ldc1 $f22, THREAD_FPR22(\thread)
87  ldc1 $f24, THREAD_FPR24(\thread)
88  ldc1 $f26, THREAD_FPR26(\thread)
89  ldc1 $f28, THREAD_FPR28(\thread)
90  ldc1 $f30, THREAD_FPR30(\thread)
91  ctc1 \tmp, fcr31
92  .endm
93 
94  .macro fpu_restore_single thread tmp=t0
95  lw \tmp, THREAD_FCR31(\thread)
96  lwc1 $f0, THREAD_FPR0(\thread)
97  lwc1 $f1, THREAD_FPR1(\thread)
98  lwc1 $f2, THREAD_FPR2(\thread)
99  lwc1 $f3, THREAD_FPR3(\thread)
100  lwc1 $f4, THREAD_FPR4(\thread)
101  lwc1 $f5, THREAD_FPR5(\thread)
102  lwc1 $f6, THREAD_FPR6(\thread)
103  lwc1 $f7, THREAD_FPR7(\thread)
104  lwc1 $f8, THREAD_FPR8(\thread)
105  lwc1 $f9, THREAD_FPR9(\thread)
106  lwc1 $f10, THREAD_FPR10(\thread)
107  lwc1 $f11, THREAD_FPR11(\thread)
108  lwc1 $f12, THREAD_FPR12(\thread)
109  lwc1 $f13, THREAD_FPR13(\thread)
110  lwc1 $f14, THREAD_FPR14(\thread)
111  lwc1 $f15, THREAD_FPR15(\thread)
112  lwc1 $f16, THREAD_FPR16(\thread)
113  lwc1 $f17, THREAD_FPR17(\thread)
114  lwc1 $f18, THREAD_FPR18(\thread)
115  lwc1 $f19, THREAD_FPR19(\thread)
116  lwc1 $f20, THREAD_FPR20(\thread)
117  lwc1 $f21, THREAD_FPR21(\thread)
118  lwc1 $f22, THREAD_FPR22(\thread)
119  lwc1 $f23, THREAD_FPR23(\thread)
120  lwc1 $f24, THREAD_FPR24(\thread)
121  lwc1 $f25, THREAD_FPR25(\thread)
122  lwc1 $f26, THREAD_FPR26(\thread)
123  lwc1 $f27, THREAD_FPR27(\thread)
124  lwc1 $f28, THREAD_FPR28(\thread)
125  lwc1 $f29, THREAD_FPR29(\thread)
126  lwc1 $f30, THREAD_FPR30(\thread)
127  lwc1 $f31, THREAD_FPR31(\thread)
128  ctc1 \tmp, fcr31
129  .endm
130 
131  .macro cpu_save_nonscratch thread
132  LONG_S s0, THREAD_REG16(\thread)
133  LONG_S s1, THREAD_REG17(\thread)
134  LONG_S s2, THREAD_REG18(\thread)
135  LONG_S s3, THREAD_REG19(\thread)
136  LONG_S s4, THREAD_REG20(\thread)
137  LONG_S s5, THREAD_REG21(\thread)
138  LONG_S s6, THREAD_REG22(\thread)
139  LONG_S s7, THREAD_REG23(\thread)
140  LONG_S sp, THREAD_REG29(\thread)
141  LONG_S fp, THREAD_REG30(\thread)
142  .endm
143 
144  .macro cpu_restore_nonscratch thread
145  LONG_L s0, THREAD_REG16(\thread)
146  LONG_L s1, THREAD_REG17(\thread)
147  LONG_L s2, THREAD_REG18(\thread)
148  LONG_L s3, THREAD_REG19(\thread)
149  LONG_L s4, THREAD_REG20(\thread)
150  LONG_L s5, THREAD_REG21(\thread)
151  LONG_L s6, THREAD_REG22(\thread)
152  LONG_L s7, THREAD_REG23(\thread)
153  LONG_L sp, THREAD_REG29(\thread)
154  LONG_L fp, THREAD_REG30(\thread)
155  LONG_L ra, THREAD_REG31(\thread)
156  .endm
157 
158 #endif /* _ASM_ASMMACRO_32_H */
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