1 // Copyright 2022 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 #include "textflag.h"
6
7 // func Syscall6(num, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, errno uintptr)
8 TEXT ·Syscall6<ABIInternal>(SB),NOSPLIT,$0-80
9 MOVD R2, R1
10 MOVD R3, R2
11 MOVD R4, R3
12 MOVD R5, R4
13 MOVD R6, R5
14 MOVD R7, R6
15 MOVD R8, R7
16 SYSCALL
17 MOVD $0xfffffffffffff001, R8
18 CMPUBLT R2, R8, ok
19 MOVD $0, R3
20 NEG R2, R4
21 MOVD $-1, R2
22 RET
23 ok:
24 MOVD $0, R4
25 RET
26
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