1 /*
2  * asmmacro.h: Assembler macros to make things easier to read.
3  *
4  * Copyright (C) 1996 David S. Miller (davem@davemloft.net)
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_single thread tmp=t0
16 	cfc1	\tmp,  fcr31
17 	swc1	$f0,  THREAD_FPR0(\thread)
18 	swc1	$f1,  THREAD_FPR1(\thread)
19 	swc1	$f2,  THREAD_FPR2(\thread)
20 	swc1	$f3,  THREAD_FPR3(\thread)
21 	swc1	$f4,  THREAD_FPR4(\thread)
22 	swc1	$f5,  THREAD_FPR5(\thread)
23 	swc1	$f6,  THREAD_FPR6(\thread)
24 	swc1	$f7,  THREAD_FPR7(\thread)
25 	swc1	$f8,  THREAD_FPR8(\thread)
26 	swc1	$f9,  THREAD_FPR9(\thread)
27 	swc1	$f10, THREAD_FPR10(\thread)
28 	swc1	$f11, THREAD_FPR11(\thread)
29 	swc1	$f12, THREAD_FPR12(\thread)
30 	swc1	$f13, THREAD_FPR13(\thread)
31 	swc1	$f14, THREAD_FPR14(\thread)
32 	swc1	$f15, THREAD_FPR15(\thread)
33 	swc1	$f16, THREAD_FPR16(\thread)
34 	swc1	$f17, THREAD_FPR17(\thread)
35 	swc1	$f18, THREAD_FPR18(\thread)
36 	swc1	$f19, THREAD_FPR19(\thread)
37 	swc1	$f20, THREAD_FPR20(\thread)
38 	swc1	$f21, THREAD_FPR21(\thread)
39 	swc1	$f22, THREAD_FPR22(\thread)
40 	swc1	$f23, THREAD_FPR23(\thread)
41 	swc1	$f24, THREAD_FPR24(\thread)
42 	swc1	$f25, THREAD_FPR25(\thread)
43 	swc1	$f26, THREAD_FPR26(\thread)
44 	swc1	$f27, THREAD_FPR27(\thread)
45 	swc1	$f28, THREAD_FPR28(\thread)
46 	swc1	$f29, THREAD_FPR29(\thread)
47 	swc1	$f30, THREAD_FPR30(\thread)
48 	swc1	$f31, THREAD_FPR31(\thread)
49 	sw	\tmp, THREAD_FCR31(\thread)
50 	.endm
51 
52 	.macro	fpu_restore_single thread tmp=t0
53 	lw	\tmp, THREAD_FCR31(\thread)
54 	lwc1	$f0,  THREAD_FPR0(\thread)
55 	lwc1	$f1,  THREAD_FPR1(\thread)
56 	lwc1	$f2,  THREAD_FPR2(\thread)
57 	lwc1	$f3,  THREAD_FPR3(\thread)
58 	lwc1	$f4,  THREAD_FPR4(\thread)
59 	lwc1	$f5,  THREAD_FPR5(\thread)
60 	lwc1	$f6,  THREAD_FPR6(\thread)
61 	lwc1	$f7,  THREAD_FPR7(\thread)
62 	lwc1	$f8,  THREAD_FPR8(\thread)
63 	lwc1	$f9,  THREAD_FPR9(\thread)
64 	lwc1	$f10, THREAD_FPR10(\thread)
65 	lwc1	$f11, THREAD_FPR11(\thread)
66 	lwc1	$f12, THREAD_FPR12(\thread)
67 	lwc1	$f13, THREAD_FPR13(\thread)
68 	lwc1	$f14, THREAD_FPR14(\thread)
69 	lwc1	$f15, THREAD_FPR15(\thread)
70 	lwc1	$f16, THREAD_FPR16(\thread)
71 	lwc1	$f17, THREAD_FPR17(\thread)
72 	lwc1	$f18, THREAD_FPR18(\thread)
73 	lwc1	$f19, THREAD_FPR19(\thread)
74 	lwc1	$f20, THREAD_FPR20(\thread)
75 	lwc1	$f21, THREAD_FPR21(\thread)
76 	lwc1	$f22, THREAD_FPR22(\thread)
77 	lwc1	$f23, THREAD_FPR23(\thread)
78 	lwc1	$f24, THREAD_FPR24(\thread)
79 	lwc1	$f25, THREAD_FPR25(\thread)
80 	lwc1	$f26, THREAD_FPR26(\thread)
81 	lwc1	$f27, THREAD_FPR27(\thread)
82 	lwc1	$f28, THREAD_FPR28(\thread)
83 	lwc1	$f29, THREAD_FPR29(\thread)
84 	lwc1	$f30, THREAD_FPR30(\thread)
85 	lwc1	$f31, THREAD_FPR31(\thread)
86 	ctc1	\tmp, fcr31
87 	.endm
88 
89 	.macro	cpu_save_nonscratch thread
90 	LONG_S	s0, THREAD_REG16(\thread)
91 	LONG_S	s1, THREAD_REG17(\thread)
92 	LONG_S	s2, THREAD_REG18(\thread)
93 	LONG_S	s3, THREAD_REG19(\thread)
94 	LONG_S	s4, THREAD_REG20(\thread)
95 	LONG_S	s5, THREAD_REG21(\thread)
96 	LONG_S	s6, THREAD_REG22(\thread)
97 	LONG_S	s7, THREAD_REG23(\thread)
98 	LONG_S	sp, THREAD_REG29(\thread)
99 	LONG_S	fp, THREAD_REG30(\thread)
100 	.endm
101 
102 	.macro	cpu_restore_nonscratch thread
103 	LONG_L	s0, THREAD_REG16(\thread)
104 	LONG_L	s1, THREAD_REG17(\thread)
105 	LONG_L	s2, THREAD_REG18(\thread)
106 	LONG_L	s3, THREAD_REG19(\thread)
107 	LONG_L	s4, THREAD_REG20(\thread)
108 	LONG_L	s5, THREAD_REG21(\thread)
109 	LONG_L	s6, THREAD_REG22(\thread)
110 	LONG_L	s7, THREAD_REG23(\thread)
111 	LONG_L	sp, THREAD_REG29(\thread)
112 	LONG_L	fp, THREAD_REG30(\thread)
113 	LONG_L	ra, THREAD_REG31(\thread)
114 	.endm
115 
116 #endif /* _ASM_ASMMACRO_32_H */
117