// Copyright 2014 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.

//go:build linux && (mips64 || mips64le)

#include "textflag.h"

//

// System calls for mips64, Linux

//

// func rawVforkSyscall(trap, a1, a2, a3 uintptr) (r1, err uintptr)

TEXT ·rawVforkSyscall(SB),NOSPLIT|NOFRAME,$0-48

MOVV a1+8(FP), R4

MOVV a2+16(FP), R5

MOVV a3+24(FP), R6

MOVV R0, R7

MOVV R0, R8

MOVV R0, R9

MOVV trap+0(FP), R2 // syscall entry

SYSCALL

BEQ R7, ok

MOVV $-1, R1

MOVV R1, r1+32(FP) // r1

MOVV R2, err+40(FP) // errno

RET

ok:

MOVV R2, r1+32(FP) // r1

MOVV R0, err+40(FP) // errno

RET

TEXT ·rawSyscallNoError(SB),NOSPLIT,$0-48

MOVV a1+8(FP), R4

MOVV a2+16(FP), R5

MOVV a3+24(FP), R6

MOVV R0, R7

MOVV R0, R8

MOVV R0, R9

MOVV trap+0(FP), R2 // syscall entry

MOVV R0, R3 // reset R3 to zero as 1-ret SYSCALL keeps it

SYSCALL

MOVV R2, r1+32(FP) // r1

MOVV R3, r2+40(FP) // r2

RET