| // 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,$0-40 | |
| MOVW num+0(FP), R7 // syscall entry | |
| MOVW a1+4(FP), R0 | |
| MOVW a2+8(FP), R1 | |
| MOVW a3+12(FP), R2 | |
| MOVW a4+16(FP), R3 | |
| MOVW a5+20(FP), R4 | |
| MOVW a6+24(FP), R5 | |
| SWI $0 | |
| MOVW $0xfffff001, R6 | |
| CMP R6, R0 | |
| BLS ok | |
| MOVW $-1, R1 | |
| MOVW R1, r1+28(FP) | |
| MOVW $0, R2 | |
| MOVW R2, r2+32(FP) | |
| RSB $0, R0, R0 | |
| MOVW R0, errno+36(FP) | |
| RET | |
| ok: | |
| MOVW R0, r1+28(FP) | |
| MOVW R1, r2+32(FP) | |
| MOVW $0, R0 | |
| MOVW R0, errno+36(FP) | |
| RET | |