| // Copyright 2022 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. | |
| #include "textflag.h" | |
| // func Syscall6(num, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, errno uintptr) | |
| TEXT ·Syscall6(SB),NOSPLIT,$0-80 | |
| MOV num+0(FP), A7 // syscall entry | |
| MOV a1+8(FP), A0 | |
| MOV a2+16(FP), A1 | |
| MOV a3+24(FP), A2 | |
| MOV a4+32(FP), A3 | |
| MOV a5+40(FP), A4 | |
| MOV a6+48(FP), A5 | |
| ECALL | |
| MOV $-4096, T0 | |
| BLTU T0, A0, err | |
| MOV A0, r1+56(FP) | |
| MOV A1, r2+64(FP) | |
| MOV ZERO, errno+72(FP) | |
| RET | |
| err: | |
| MOV $-1, T0 | |
| MOV T0, r1+56(FP) | |
| MOV ZERO, r2+64(FP) | |
| SUB A0, ZERO, A0 | |
| MOV A0, errno+72(FP) | |
| RET |