1// Copyright 2015 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// +build linux
6// +build arm64
7// +build !gccgo
8
9#include "textflag.h"
10
11// Just jump to package syscall's implementation for all these functions.
12// The runtime may know about them.
13
14TEXT 路Syscall(SB),NOSPLIT,$0-56
15 B syscall路Syscall(SB)
16
17TEXT 路Syscall6(SB),NOSPLIT,$0-80
18 B syscall路Syscall6(SB)
19
20TEXT 路SyscallNoError(SB),NOSPLIT,$0-48
21 BL runtime路entersyscall(SB)
22 MOVD a1+8(FP), R0
23 MOVD a2+16(FP), R1
24 MOVD a3+24(FP), R2
25 MOVD $0, R3
26 MOVD $0, R4
27 MOVD $0, R5
28 MOVD trap+0(FP), R8 // syscall entry
29 SVC
30 MOVD R0, r1+32(FP) // r1
31 MOVD R1, r2+40(FP) // r2
32 BL runtime路exitsyscall(SB)
33 RET
34
35TEXT 路RawSyscall(SB),NOSPLIT,$0-56
36 B syscall路RawSyscall(SB)
37
38TEXT 路RawSyscall6(SB),NOSPLIT,$0-80
39 B syscall路RawSyscall6(SB)
40
41TEXT 路RawSyscallNoError(SB),NOSPLIT,$0-48
42 MOVD a1+8(FP), R0
43 MOVD a2+16(FP), R1
44 MOVD a3+24(FP), R2
45 MOVD $0, R3
46 MOVD $0, R4
47 MOVD $0, R5
48 MOVD trap+0(FP), R8 // syscall entry
49 SVC
50 MOVD R0, r1+32(FP)
51 MOVD R1, r2+40(FP)
52 RET