1// Copyright 2022 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 && loong64 && gc
6
7#include "textflag.h"
8
9
10// Just jump to package syscall's implementation for all these functions.
11// The runtime may know about them.
12
13TEXT 路Syscall(SB),NOSPLIT,$0-56
14 JMP syscall路Syscall(SB)
15
16TEXT 路Syscall6(SB),NOSPLIT,$0-80
17 JMP syscall路Syscall6(SB)
18
19TEXT 路SyscallNoError(SB),NOSPLIT,$0-48
20 JAL runtime路entersyscall(SB)
21 MOVV a1+8(FP), R4
22 MOVV a2+16(FP), R5
23 MOVV a3+24(FP), R6
24 MOVV R0, R7
25 MOVV R0, R8
26 MOVV R0, R9
27 MOVV trap+0(FP), R11 // syscall entry
28 SYSCALL
29 MOVV R4, r1+32(FP)
30 MOVV R0, r2+40(FP) // r2 is not used. Always set to 0
31 JAL runtime路exitsyscall(SB)
32 RET
33
34TEXT 路RawSyscall(SB),NOSPLIT,$0-56
35 JMP syscall路RawSyscall(SB)
36
37TEXT 路RawSyscall6(SB),NOSPLIT,$0-80
38 JMP syscall路RawSyscall6(SB)
39
40TEXT 路RawSyscallNoError(SB),NOSPLIT,$0-48
41 MOVV a1+8(FP), R4
42 MOVV a2+16(FP), R5
43 MOVV a3+24(FP), R6
44 MOVV R0, R7
45 MOVV R0, R8
46 MOVV R0, R9
47 MOVV trap+0(FP), R11 // syscall entry
48 SYSCALL
49 MOVV R4, r1+32(FP)
50 MOVV R0, r2+40(FP) // r2 is not used. Always set to 0
51 RET