| // Copyright 2016 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // +build s390x |
| // +build linux |
| // +build !gccgo |
| |
| #include "textflag.h" |
| |
| // |
| // System calls for s390x, Linux |
| // |
| |
| // Just jump to package syscall's implementation for all these functions. |
| // The runtime may know about them. |
| |
| TEXT ·Syscall(SB),NOSPLIT,$0-56 |
| BR syscall·Syscall(SB) |
| |
| TEXT ·Syscall6(SB),NOSPLIT,$0-80 |
| BR syscall·Syscall6(SB) |
| |
| TEXT ·SyscallNoError(SB),NOSPLIT,$0-48 |
| BL runtime·entersyscall(SB) |
| MOVD a1+8(FP), R2 |
| MOVD a2+16(FP), R3 |
| MOVD a3+24(FP), R4 |
| MOVD $0, R5 |
| MOVD $0, R6 |
| MOVD $0, R7 |
| MOVD trap+0(FP), R1 // syscall entry |
| SYSCALL |
| MOVD R2, r1+32(FP) |
| MOVD R3, r2+40(FP) |
| BL runtime·exitsyscall(SB) |
| RET |
| |
| TEXT ·RawSyscall(SB),NOSPLIT,$0-56 |
| BR syscall·RawSyscall(SB) |
| |
| TEXT ·RawSyscall6(SB),NOSPLIT,$0-80 |
| BR syscall·RawSyscall6(SB) |
| |
| TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48 |
| MOVD a1+8(FP), R2 |
| MOVD a2+16(FP), R3 |
| MOVD a3+24(FP), R4 |
| MOVD $0, R5 |
| MOVD $0, R6 |
| MOVD $0, R7 |
| MOVD trap+0(FP), R1 // syscall entry |
| SYSCALL |
| MOVD R2, r1+32(FP) |
| MOVD R3, r2+40(FP) |
| RET |
