1 // +build netbsd openbsd 2 3 // Copyright 2016 The Go Authors. All rights reserved. 4 // Use of this source code is governed by a BSD-style 5 // license that can be found in the LICENSE file. 6 7 #include "textflag.h" 8 #include "funcdata.h" 9 10 // 11 // Syscall9 support for AMD64, NetBSD and OpenBSD 12 // 13 14 // func Syscall9(trap int64, a1, a2, a3, a4, a5, a6, a7, a8, a9 int64) (r1, r2, err int64); 15 TEXT Syscall9(SB),NOSPLIT,$0-104 16 CALL runtimeentersyscall(SB) 17 MOVQ num+0(FP), AX // syscall entry 18 MOVQ a1+8(FP), DI 19 MOVQ a2+16(FP), SI 20 MOVQ a3+24(FP), DX 21 MOVQ a4+32(FP), R10 22 MOVQ a5+40(FP), R8 23 MOVQ a6+48(FP), R9 24 MOVQ a7+56(FP), R11 25 MOVQ a8+64(FP), R12 26 MOVQ a9+72(FP), R13 27 SUBQ $32, SP 28 MOVQ R11, 8(SP) // arg 7 29 MOVQ R12, 16(SP) // arg 8 30 MOVQ R13, 24(SP) // arg 9 31 SYSCALL 32 JCC ok9 33 ADDQ $32, SP 34 MOVQ $-1, 88(SP) // r1 35 MOVQ $0, 96(SP) // r2 36 MOVQ AX, 104(SP) // errno 37 CALL runtimeexitsyscall(SB) 38 RET 39 ok9: 40 ADDQ $32, SP 41 MOVQ AX, 88(SP) // r1 42 MOVQ DX, 96(SP) // r2 43 MOVQ $0, 104(SP) // errno 44 CALL runtimeexitsyscall(SB) 45 RET 46
