asm_linux_s390x.s (1187B)
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 && s390x && gc 6 // +build linux 7 // +build s390x 8 // +build gc 9 10 #include "textflag.h" 11 12 // 13 // System calls for s390x, Linux 14 // 15 16 // Just jump to package syscall's implementation for all these functions. 17 // The runtime may know about them. 18 19 TEXT ·Syscall(SB),NOSPLIT,$0-56 20 BR syscall·Syscall(SB) 21 22 TEXT ·Syscall6(SB),NOSPLIT,$0-80 23 BR syscall·Syscall6(SB) 24 25 TEXT ·SyscallNoError(SB),NOSPLIT,$0-48 26 BL runtime·entersyscall(SB) 27 MOVD a1+8(FP), R2 28 MOVD a2+16(FP), R3 29 MOVD a3+24(FP), R4 30 MOVD $0, R5 31 MOVD $0, R6 32 MOVD $0, R7 33 MOVD trap+0(FP), R1 // syscall entry 34 SYSCALL 35 MOVD R2, r1+32(FP) 36 MOVD R3, r2+40(FP) 37 BL runtime·exitsyscall(SB) 38 RET 39 40 TEXT ·RawSyscall(SB),NOSPLIT,$0-56 41 BR syscall·RawSyscall(SB) 42 43 TEXT ·RawSyscall6(SB),NOSPLIT,$0-80 44 BR syscall·RawSyscall6(SB) 45 46 TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48 47 MOVD a1+8(FP), R2 48 MOVD a2+16(FP), R3 49 MOVD a3+24(FP), R4 50 MOVD $0, R5 51 MOVD $0, R6 52 MOVD $0, R7 53 MOVD trap+0(FP), R1 // syscall entry 54 SYSCALL 55 MOVD R2, r1+32(FP) 56 MOVD R3, r2+40(FP) 57 RET