}

	_, _, errno = RawSyscall(SYS_SETRLIMIT, uintptr(resource), uintptr(unsafe.Pointer(rlim)), 0)
	return errno
}

func (r *PtraceRegs) PC() uint64 { return uint64(r.Regs[64]) }

func (r *PtraceRegs) SetPC(pc uint64) { r.Regs[64] = uint32(pc) }

func (iov *Iovec) SetLen(length int) {
	iov.Len = uint32(length)
}

func (msghdr *Msghdr) SetControllen(length int) {
	msghdr.Controllen = uint32(length)

}

type stackt struct {
	ss_sp     *byte
	ss_flags  int32
	pad_cgo_0 [4]byte
	ss_size   uintptr
}

type sigcontext struct {
	fault_address uint64
	/* AArch64 registers */
	regs       [31]uint64
	sp         uint64
	pc         uint64
	pstate     uint64
	_pad       [8]byte // __attribute__((__aligned__(16)))
	__reserved [4096]byte
}

type sockaddr_un struct {
	family uint16

	ss_flags  int32
	pad_cgo_0 [4]byte
	ss_size   uintptr
}

type sigcontext struct {
	_unused     [4]uint64
	signal      int32
	_pad0       int32
	handler     uint64
	oldmask     uint64
	regs        *ptregs
	gp_regs     [48]uint64
	fp_regs     [33]float64
	v_regs      *vreg
	vmx_reserve [101]int64
}

type ucontext struct {
	uc_flags    uint64
	uc_link     *ucontext
	uc_stack    stackt

	a.retPop = c.retPop

	// Convert from C to Go ABI.
	var regs abi.RegArgs
	var frame [callbackMaxFrame]byte
	goArgs := unsafe.Pointer(&frame)
	for _, part := range c.abiMap.parts {
		switch part.kind {
		case abiPartStack:
			memmove(add(goArgs, part.dstStackOffset), add(a.args, part.srcStackOffset), part.len)
		case abiPartReg:
			goReg := unsafe.Pointer(&regs.Ints[part.dstRegister])

	STMG	R6, R15, 48(R15)		// Save non-volatile regs.
	BL	runtime·load_g(SB)		// Saved by racecall.
	CMPBNE	R2, $0, rest			// raceGetProcCmd?
	MOVD	g_m(g), R2			// R2 = thread.
	MOVD	m_p(R2), R2			// R2 = processor.
	MVC	$8, p_raceprocctx(R2), (R3)	// *R3 = ThreadState *.
	LMG	48(R15), R6, R15		// Restore non-volatile regs.
	BR	R14				// Return to C.
rest:	MOVD	g_m(g), R4			// R4 = current thread.

	significand [4]uint16
	exponent    uint16
}

type stackt struct {
	ss_sp     *byte
	ss_flags  int32
	pad_cgo_0 [4]byte
	ss_size   uintptr
}

type mcontext struct {
	gregs       [23]uint64
	fpregs      *fpstate
	__reserved1 [8]uint64
}

type ucontext struct {
	uc_flags     uint64
	uc_link      *ucontext
	uc_stack     stackt
	uc_mcontext  mcontext

	ss_flags  int32
	pad_cgo_0 [4]byte
	ss_size   uintptr
}

type sigcontext struct {
	_unused     [4]uint64
	signal      int32
	_pad0       int32
	handler     uint64
	oldmask     uint64
	regs        *ptregs
	gp_regs     [48]uint64
	fp_regs     [33]float64
	v_regs      *vreg
	vmx_reserve [101]int64
}

type ucontext struct {
	uc_flags    uint64
	uc_link     *ucontext
	uc_stack    stackt

	}
	return ""
}

func nrtest(t *testing.T, ft *types.Type, expected int) {
	types.CalcSize(ft)
	got := configAMD64.NumParamRegs(ft)
	if got != expected {
		t.Errorf("]\nexpected num regs = %d, got %d, type %v", expected, got, ft)
	}
}

func abitest(t *testing.T, ft *types.Type, exp expectedDump) {

	types.CalcSize(ft)

	// Analyze with full set of registers.

			continue
		}
		argRegs = intArgRegs
		unlock(&finlock)
		if raceenabled {
			racefingo()
		}
		for fb != nil {
			for i := fb.cnt; i > 0; i-- {
				f := &fb.fin[i-1]

				var regs abi.RegArgs
				// The args may be passed in registers or on stack. Even for
				// the register case, we still need the spill slots.
				// TODO: revisit if we remove spill slots.
				//

zero512setup:  // setup for dcbz loop
	CMP  R4, $512   // check if at least 512
	BLT  remain
	SRD  $9, R4, R8 // loop count for 512 chunks
	MOVD R8, CTR    // set up counter
	MOVD $128, R9   // index regs for 128 bytes
	MOVD $256, R10
	MOVD $384, R11
	PCALIGN $16
zero512:
	DCBZ (R3+R0)        // clear first chunk
	DCBZ (R3+R9)        // clear second chunk
	DCBZ (R3+R10)       // clear third chunk