asm_linux_s390x.s (1142B)
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 7 #include "textflag.h" 8 9 // 10 // System calls for s390x, Linux 11 // 12 13 // Just jump to package syscall's implementation for all these functions. 14 // The runtime may know about them. 15 16 TEXT ·Syscall(SB),NOSPLIT,$0-56 17 BR syscall·Syscall(SB) 18 19 TEXT ·Syscall6(SB),NOSPLIT,$0-80 20 BR syscall·Syscall6(SB) 21 22 TEXT ·SyscallNoError(SB),NOSPLIT,$0-48 23 BL runtime·entersyscall(SB) 24 MOVD a1+8(FP), R2 25 MOVD a2+16(FP), R3 26 MOVD a3+24(FP), R4 27 MOVD $0, R5 28 MOVD $0, R6 29 MOVD $0, R7 30 MOVD trap+0(FP), R1 // syscall entry 31 SYSCALL 32 MOVD R2, r1+32(FP) 33 MOVD R3, r2+40(FP) 34 BL runtime·exitsyscall(SB) 35 RET 36 37 TEXT ·RawSyscall(SB),NOSPLIT,$0-56 38 BR syscall·RawSyscall(SB) 39 40 TEXT ·RawSyscall6(SB),NOSPLIT,$0-80 41 BR syscall·RawSyscall6(SB) 42 43 TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48 44 MOVD a1+8(FP), R2 45 MOVD a2+16(FP), R3 46 MOVD a3+24(FP), R4 47 MOVD $0, R5 48 MOVD $0, R6 49 MOVD $0, R7 50 MOVD trap+0(FP), R1 // syscall entry 51 SYSCALL 52 MOVD R2, r1+32(FP) 53 MOVD R3, r2+40(FP) 54 RET