}
		}
	}
}

func OP(x uint32, y uint32) uint32 {
	return x<<3 | y<<0
}

func SP(x uint32, y uint32) uint32 {
	return x<<29 | y<<26
}

func OP_TEN(x uint32, y uint32) uint32 {
	return x<<21 | y<<10
}

// r1 -> rk
// r2 -> rj
// r3 -> rd
func OP_RRR(op uint32, r1 uint32, r2 uint32, r3 uint32) uint32 {
	return op | (r1&0x1F)<<10 | (r2&0x1F)<<5 | (r3&0x1F)<<0

func (c *sigctxt) sigaddr() uint32 { return uint32(c.info.si_addr) }

func (c *sigctxt) set_pc(x uint32)  { c.regs().__gregs[15] = x }
func (c *sigctxt) set_sp(x uint32)  { c.regs().__gregs[13] = x }
func (c *sigctxt) set_lr(x uint32)  { c.regs().__gregs[14] = x }
func (c *sigctxt) set_r10(x uint32) { c.regs().__gregs[10] = x }

func (c *sigctxt) set_sigcode(x uint32) { c.info.si_code = int32(x) }

func GetTempPath2(buflen uint32, buf *uint16) (n uint32, err error) {
	r0, _, e1 := syscall.Syscall(procGetTempPath2W.Addr(), 2, uintptr(buflen), uintptr(unsafe.Pointer(buf)), 0)
	n = uint32(r0)
	if n == 0 {
		err = errnoErr(e1)
	}
	return
}

func (c *sigctxt) r8() uint32  { return c.regs().r8 }
func (c *sigctxt) r9() uint32  { return c.regs().r9 }
func (c *sigctxt) r10() uint32 { return c.regs().r10 }
func (c *sigctxt) fp() uint32  { return c.regs().fp }
func (c *sigctxt) ip() uint32  { return c.regs().ip }
func (c *sigctxt) sp() uint32  { return c.regs().sp }
func (c *sigctxt) lr() uint32  { return c.regs().lr }

//go:nosplit
//go:nowritebarrierrec

}

func (c *sigctxt) eax() uint32 { return c.regs().sc_eax }
func (c *sigctxt) ebx() uint32 { return c.regs().sc_ebx }
func (c *sigctxt) ecx() uint32 { return c.regs().sc_ecx }
func (c *sigctxt) edx() uint32 { return c.regs().sc_edx }
func (c *sigctxt) edi() uint32 { return c.regs().sc_edi }
func (c *sigctxt) esi() uint32 { return c.regs().sc_esi }
func (c *sigctxt) ebp() uint32 { return c.regs().sc_ebp }

func Or8(ptr *uint8, val uint8)

// NOTE: Do not add atomicxor8 (XOR is not idempotent).

//go:noescape
func And(ptr *uint32, val uint32)

//go:noescape
func Or(ptr *uint32, val uint32)

//go:noescape
func And32(ptr *uint32, val uint32) uint32

//go:noescape
func Or32(ptr *uint32, val uint32) uint32

//go:noescape
func And64(ptr *uint64, val uint64) uint64

//go:noescape
func Or64(ptr *uint64, val uint64) uint64

//go:noescape
func Or8(ptr *uint8, val uint8)

//go:noescape
func And8(ptr *uint8, val uint8)

//go:noescape
func And(ptr *uint32, val uint32)

//go:noescape
func Or(ptr *uint32, val uint32)

//go:noescape
func And32(ptr *uint32, val uint32) uint32

//go:noescape
func Or32(ptr *uint32, val uint32) uint32

//go:noescape
func And64(ptr *uint64, val uint64) uint64

//go:noescape
func Or64(ptr *uint64, val uint64) uint64

func pipe2(flags int32) (r, w int32, errno int32)
func fcntl(fd, cmd, arg int32) (ret int32, errno int32)

func issetugid() int32

// From DragonFly's <sys/sysctl.h>
const (
	_CTL_HW      = 6
	_HW_NCPU     = 3
	_HW_PAGESIZE = 7
)

var sigset_all = sigset{[4]uint32{^uint32(0), ^uint32(0), ^uint32(0), ^uint32(0)}}

func getncpu() int32 {
	mib := [2]uint32{_CTL_HW, _HW_NCPU}
	out := uint32(0)

	AuthFlags       uint32
	FullName        *uint16
	UsrComment      *uint16
	Parms           *uint16
	Workstations    *uint16
	LastLogon       uint32
	LastLogoff      uint32
	AcctExpires     uint32
	MaxStorage      uint32
	UnitsPerWeek    uint32
	LogonHours      *byte
	BadPwCount      uint32
	NumLogons       uint32
	LogonServer     *uint16
	CountryCode     uint32
	CodePage        uint32

	// thread quiece mode
	QUIESCE_TERM       int32 = 1
	QUIESCE_FORCE      int32 = 2
	QUIESCE_QUERY      int32 = 3
	QUIESCE_FREEZE     int32 = 4
	QUIESCE_UNFREEZE   int32 = 5
	FREEZE_THIS_THREAD int32 = 6
	FREEZE_EXIT        int32 = 8
	QUIESCE_SRB        int32 = 9
)

type Pgtha struct {
	Pid        uint32 // 0
	Tid0       uint32 // 4
	Tid1       uint32
	Accesspid  byte    // C
	Accesstid  byte    // D