42 lines
871 B
C
42 lines
871 B
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
/*
|
||
|
|
* Copyright (C) 2020-2022 Loongson Technology Corporation Limited
|
||
|
|
*/
|
||
|
|
#ifndef _ASM_REGDEF_H
|
||
|
|
#define _ASM_REGDEF_H
|
||
|
|
|
||
|
|
#define zero $r0 /* wired zero */
|
||
|
|
#define ra $r1 /* return address */
|
||
|
|
#define tp $r2
|
||
|
|
#define sp $r3 /* stack pointer */
|
||
|
|
#define a0 $r4 /* argument registers, a0/a1 reused as v0/v1 for return value */
|
||
|
|
#define a1 $r5
|
||
|
|
#define a2 $r6
|
||
|
|
#define a3 $r7
|
||
|
|
#define a4 $r8
|
||
|
|
#define a5 $r9
|
||
|
|
#define a6 $r10
|
||
|
|
#define a7 $r11
|
||
|
|
#define t0 $r12 /* caller saved */
|
||
|
|
#define t1 $r13
|
||
|
|
#define t2 $r14
|
||
|
|
#define t3 $r15
|
||
|
|
#define t4 $r16
|
||
|
|
#define t5 $r17
|
||
|
|
#define t6 $r18
|
||
|
|
#define t7 $r19
|
||
|
|
#define t8 $r20
|
||
|
|
#define u0 $r21
|
||
|
|
#define fp $r22 /* frame pointer */
|
||
|
|
#define s0 $r23 /* callee saved */
|
||
|
|
#define s1 $r24
|
||
|
|
#define s2 $r25
|
||
|
|
#define s3 $r26
|
||
|
|
#define s4 $r27
|
||
|
|
#define s5 $r28
|
||
|
|
#define s6 $r29
|
||
|
|
#define s7 $r30
|
||
|
|
#define s8 $r31
|
||
|
|
|
||
|
|
#endif /* _ASM_REGDEF_H */
|