#define INVOKE_SYSCALL	INT	$0x80

// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.

TEXT ·Syscall(SB),NOSPLIT,$0-28
	JMP	syscall·Syscall(SB)

TEXT ·Syscall6(SB),NOSPLIT,$0-40
	JMP	syscall·Syscall6(SB)

TEXT ·SyscallNoError(SB),NOSPLIT,$0-24
	CALL	runtime·entersyscall(SB)
	MOVL	trap+0(FP), AX  // syscall entry
	MOVL	a1+4(FP), BX
	MOVL	a2+8(FP), CX

//go:build linux && gccgo && 386

package unix

import (
	"syscall"
	"unsafe"
)

func seek(fd int, offset int64, whence int) (int64, syscall.Errno) {
	var newoffset int64
	offsetLow := uint32(offset & 0xffffffff)
	offsetHigh := uint32((offset >> 32) & 0xffffffff)

// license that can be found in the LICENSE file.

#include "textflag.h"
#include "funcdata.h"

//
// System call support for 386, Plan 9
//

//func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err string)
//func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err string)
//func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2, err uintptr)

func TestPlan9Syserr(t *testing.T) {
	testalias(t,
		"Syscall",
		func() error {
			return syscall.Mkdir("/", 0)
		},
		func() error {
			return syscall.Mkdir("#", 0)
		})
	testalias(t,
		"Syscall6",
		func() error {
			return syscall.Mount(0, 0, "", 0, "")
		},
		func() error {
			return syscall.Mount(-1, 0, "", 0, "")
		})
	// originally failed only on plan9_arm
	testalias(t,

	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	r0, _, e1 := Syscall6(SYS_PWRITE, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
	n = int(r0)
	if int32(r0) == -1 {
		err = e1
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Close(fd int) (err error) {
	r0, _, e1 := Syscall(SYS_CLOSE, uintptr(fd), 0, 0)
	if int32(r0) == -1 {
		err = e1

	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	r0, _, e1 := Syscall6(SYS_PWRITE, uintptr(fd), uintptr(_p0), uintptr(len(p)), uintptr(offset), uintptr(offset>>32), 0)
	n = int(r0)
	if int32(r0) == -1 {
		err = e1
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Close(fd int) (err error) {
	r0, _, e1 := Syscall(SYS_CLOSE, uintptr(fd), 0, 0)
	if int32(r0) == -1 {
		err = e1

// Copyright 2023 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.

// Tests syscall P stealing.
//
// Specifically, it tests a scenerio wherein, without a
// P sequence number of GoSyscallBegin, the syscall that
// a ProcSteal applies to is ambiguous. This only happens in
// practice when the events aren't already properly ordered

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Tests a G being created from within a syscall.
//
// Specifically, it tests a scenerio wherein a C
// thread is calling into Go, creating a goroutine in
// a syscall (in the tracer's model). Because the actual
// m can be reused, it's possible for that m to have never
// had its P (in _Psyscall) stolen if the runtime doesn't

Carlos Amedee <******@****.***> 1715265901 -0400

	}
	if from == trace.GoSyscall && to != trace.GoRunning {
		// Exiting blocked syscall.
		gs.syscallEnd(ev.Time(), true, ctx)
		gs.blockedSyscallEnd(ev.Time(), ev.Stack(), ctx)
	} else if from == trace.GoSyscall {
		// Check if we're exiting a syscall in a non-blocking way.
		gs.syscallEnd(ev.Time(), false, ctx)
	}

	// Handle syscalls.
	if to == trace.GoSyscall {
		start := ev.Time()