mips/machine/asm.h

/*
 * arch/mips/include/machine/asm.h
 */

#ifndef _MACHINE_ASM_H
#define _MACHINE_ASM_H

/*
 * Symbolic register names for 32 bit ABI
 */

#define zero    $0      /* wired zero */
#define AT      $1      /* assembler temp  - uppercase because of ".set at" */
#define v0      $2      /* return value */
#define v1      $3
#define a0      $4      /* argument registers */
#define a1      $5
#define a2      $6
#define a3      $7
#define t0      $8      /* caller saved */
#define t1      $9
#define t2      $10
#define t3      $11
#define t4      $12
#define t5      $13
#define t6      $14
#define t7      $15
#define s0      $16     /* callee saved */
#define s1      $17
#define s2      $18
#define s3      $19
#define s4      $20
#define s5      $21
#define s6      $22
#define s7      $23
#define t8      $24     /* caller saved */
#define t9      $25
#define jp      $25     /* PIC jump register */
#define k0      $26     /* kernel scratch */
#define k1      $27
#define gp      $28     /* global pointer */
#define sp      $29     /* stack pointer */
#define fp      $30     /* frame pointer */
#define s8      $30     /* same like fp! */
#define ra      $31     /* return address */

/*
 * LEAF - declare leaf routine
 */
#define LEAF(symbol)                                    \
		.globl  symbol;                         \
		.align  2;                              \
		.type   symbol,@function;               \
		.ent    symbol,0;                       \
symbol:		.frame  sp,0,ra


/*
 * NESTED - declare nested routine entry point
 */
#define NESTED(symbol, framesize, rpc)                  \
		.globl  symbol;                         \
		.align  2;                              \
		.type   symbol,@function;               \
		.ent    symbol,0;                       \
symbol:		.frame  sp, framesize, rpc

/*
 * END - mark end of function
 */
#define END(function)                                   \
		.end    function;                       \
		.size   function,.-function


#endif				/* _MACHINE_ASM_H */
1	niro	532	/*
2			* arch/mips/include/machine/asm.h
3			*/
4
5			#ifndef _MACHINE_ASM_H
6			#define _MACHINE_ASM_H
7
8	niro	815	/*
9			* Symbolic register names for 32 bit ABI
10			*/
11	niro	532
12	niro	815	#define zero $0 /* wired zero */
13			#define AT $1 /* assembler temp - uppercase because of ".set at" */
14			#define v0 $2 /* return value */
15			#define v1 $3
16			#define a0 $4 /* argument registers */
17			#define a1 $5
18			#define a2 $6
19			#define a3 $7
20			#define t0 $8 /* caller saved */
21			#define t1 $9
22			#define t2 $10
23			#define t3 $11
24			#define t4 $12
25			#define t5 $13
26			#define t6 $14
27			#define t7 $15
28			#define s0 $16 /* callee saved */
29			#define s1 $17
30			#define s2 $18
31			#define s3 $19
32			#define s4 $20
33			#define s5 $21
34			#define s6 $22
35			#define s7 $23
36			#define t8 $24 /* caller saved */
37			#define t9 $25
38			#define jp $25 /* PIC jump register */
39			#define k0 $26 /* kernel scratch */
40			#define k1 $27
41			#define gp $28 /* global pointer */
42			#define sp $29 /* stack pointer */
43			#define fp $30 /* frame pointer */
44			#define s8 $30 /* same like fp! */
45			#define ra $31 /* return address */
46
47			/*
48			* LEAF - declare leaf routine
49			*/
50			#define LEAF(symbol) \
51			.globl symbol; \
52			.align 2; \
53			.type symbol,@function; \
54			.ent symbol,0; \
55			symbol: .frame sp,0,ra
56
57
58			/*
59			* NESTED - declare nested routine entry point
60			*/
61			#define NESTED(symbol, framesize, rpc) \
62			.globl symbol; \
63			.align 2; \
64			.type symbol,@function; \
65			.ent symbol,0; \
66			symbol: .frame sp, framesize, rpc
67
68			/*
69			* END - mark end of function
70			*/
71			#define END(function) \
72			.end function; \
73			.size function,.-function
74
75
76	niro	532	#endif /* _MACHINE_ASM_H */