1// Copyright 2016 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5//go:build linux && (mips || mipsle) && gc
6
7#include "textflag.h"
8
9//
10// System calls for mips, Linux
11//
12
13// Just jump to package syscall's implementation for all these functions.
14// The runtime may know about them.
15
16TEXT 路Syscall(SB),NOSPLIT,$0-28
17 JMP syscall路Syscall(SB)
18
19TEXT 路Syscall6(SB),NOSPLIT,$0-40
20 JMP syscall路Syscall6(SB)
21
22TEXT 路Syscall9(SB),NOSPLIT,$0-52
23 JMP syscall路Syscall9(SB)
24
25TEXT 路SyscallNoError(SB),NOSPLIT,$0-24
26 JAL runtime路entersyscall(SB)
27 MOVW a1+4(FP), R4
28 MOVW a2+8(FP), R5
29 MOVW a3+12(FP), R6
30 MOVW R0, R7
31 MOVW trap+0(FP), R2 // syscall entry
32 SYSCALL
33 MOVW R2, r1+16(FP) // r1
34 MOVW R3, r2+20(FP) // r2
35 JAL runtime路exitsyscall(SB)
36 RET
37
38TEXT 路RawSyscall(SB),NOSPLIT,$0-28
39 JMP syscall路RawSyscall(SB)
40
41TEXT 路RawSyscall6(SB),NOSPLIT,$0-40
42 JMP syscall路RawSyscall6(SB)
43
44TEXT 路RawSyscallNoError(SB),NOSPLIT,$0-24
45 MOVW a1+4(FP), R4
46 MOVW a2+8(FP), R5
47 MOVW a3+12(FP), R6
48 MOVW trap+0(FP), R2 // syscall entry
49 SYSCALL
50 MOVW R2, r1+16(FP)
51 MOVW R3, r2+20(FP)
52 RET