xref: /linux/arch/mips/include/asm/sim.h (revision 37744feebc086908fd89760650f458ab19071750)
1 /*
2  * This file is subject to the terms and conditions of the GNU General Public
3  * License.  See the file "COPYING" in the main directory of this archive
4  * for more details.
5  *
6  * Copyright (C) 1999, 2000, 2003 Ralf Baechle
7  * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
8  */
9 #ifndef _ASM_SIM_H
10 #define _ASM_SIM_H
11 
12 
13 #include <asm/asm-offsets.h>
14 
15 #define __str2(x) #x
16 #define __str(x) __str2(x)
17 
18 #ifdef CONFIG_32BIT
19 
20 #define save_static_function(symbol)					\
21 __asm__(								\
22 	".text\n\t"							\
23 	".globl\t__" #symbol "\n\t"					\
24 	".align\t2\n\t"							\
25 	".type\t__" #symbol ", @function\n\t"				\
26 	".ent\t__" #symbol ", 0\n__"					\
27 	#symbol":\n\t"							\
28 	".frame\t$29, 0, $31\n\t"					\
29 	"sw\t$16,"__str(PT_R16)"($29)\t\t\t# save_static_function\n\t"	\
30 	"sw\t$17,"__str(PT_R17)"($29)\n\t"				\
31 	"sw\t$18,"__str(PT_R18)"($29)\n\t"				\
32 	"sw\t$19,"__str(PT_R19)"($29)\n\t"				\
33 	"sw\t$20,"__str(PT_R20)"($29)\n\t"				\
34 	"sw\t$21,"__str(PT_R21)"($29)\n\t"				\
35 	"sw\t$22,"__str(PT_R22)"($29)\n\t"				\
36 	"sw\t$23,"__str(PT_R23)"($29)\n\t"				\
37 	"sw\t$30,"__str(PT_R30)"($29)\n\t"				\
38 	"j\t" #symbol "\n\t"						\
39 	".end\t__" #symbol "\n\t"					\
40 	".size\t__" #symbol",. - __" #symbol)
41 
42 #endif /* CONFIG_32BIT */
43 
44 #ifdef CONFIG_64BIT
45 
46 #define save_static_function(symbol)					\
47 __asm__(								\
48 	".text\n\t"							\
49 	".globl\t__" #symbol "\n\t"					\
50 	".align\t2\n\t"							\
51 	".type\t__" #symbol ", @function\n\t"				\
52 	".ent\t__" #symbol ", 0\n__"					\
53 	#symbol":\n\t"							\
54 	".frame\t$29, 0, $31\n\t"					\
55 	"sd\t$16,"__str(PT_R16)"($29)\t\t\t# save_static_function\n\t"	\
56 	"sd\t$17,"__str(PT_R17)"($29)\n\t"				\
57 	"sd\t$18,"__str(PT_R18)"($29)\n\t"				\
58 	"sd\t$19,"__str(PT_R19)"($29)\n\t"				\
59 	"sd\t$20,"__str(PT_R20)"($29)\n\t"				\
60 	"sd\t$21,"__str(PT_R21)"($29)\n\t"				\
61 	"sd\t$22,"__str(PT_R22)"($29)\n\t"				\
62 	"sd\t$23,"__str(PT_R23)"($29)\n\t"				\
63 	"sd\t$30,"__str(PT_R30)"($29)\n\t"				\
64 	"j\t" #symbol "\n\t"						\
65 	".end\t__" #symbol "\n\t"					\
66 	".size\t__" #symbol",. - __" #symbol)
67 
68 #endif /* CONFIG_64BIT */
69 
70 #endif /* _ASM_SIM_H */
71