}
	argp := a.data
	var argSize uintptr
	if argp != nil {
		argSize = (*ptrtype)(unsafe.Pointer(a._type)).Elem.Size_
	}

	h := new(debugCallHandler)
	h.gp = gp
	// gp may not be running right now, but we can still get the M
	// it will run on since it's locked.
	h.mp = gp.lockedm.ptr()
	h.fv, h.regArgs, h.argp, h.argSize = fv, regArgs, argp, argSize

		p.errorf("TEXT %q: ABIInternal requires NOSPLIT", name)
	}

	// Next operand is the frame and arg size.
	// Bizarre syntax: $frameSize-argSize is two words, not subtraction.
	// Both frameSize and argSize must be simple integers; only frameSize
	// can be negative.
	// The "-argSize" may be missing; if so, set it to objabi.ArgsSizeUnknown.
	// Parse left to right.
	op := operands[next]
	if len(op) < 2 || op[0].ScanToken != '$' {

	guard = g->stackguard
	frame = function's stack frame size
	argsize = size of function arguments (call + return)

	stack frame size <= StackSmall:
		CMPQ guard, SP
		JHI 3(PC)
		MOVQ m->morearg, $(argsize << 32)
		CALL morestack(SB)

	stack frame size > StackSmall but < StackBig
		LEAQ (frame-StackSmall)(SP), R0
		CMPQ guard, R0
		JHI 3(PC)
		MOVQ m->morearg, $(argsize << 32)
		CALL morestack(SB)

		{name: "CALLtail", argLength: -1, reg: regInfo{clobbers: callerSave}, aux: "CallOff", clobberFlags: true, call: true, tailCall: true},                         // tail call static function aux.(*obj.LSym).  arg0=mem, auxint=argsize, returns mem

		{name: "CALLtail", argLength: -1, reg: regInfo{clobbers: callerSave}, aux: "CallOff", clobberFlags: true, call: true, tailCall: true},                                 // tail call static function aux.(*obj.LSym).  last arg=mem, auxint=argsize, returns mem

			typ, argsize, retOffset, stack, gc, inRegs, outRegs, ptrs := FuncLayout(lt.typ, lt.rcvr)
			if typ.Size() != lt.size {
				t.Errorf("funcLayout(%v, %v).size=%d, want %d", lt.typ, lt.rcvr, typ.Size(), lt.size)
			}
			if argsize != lt.argsize {
				t.Errorf("funcLayout(%v, %v).argsize=%d, want %d", lt.typ, lt.rcvr, argsize, lt.argsize)
			}
			if retOffset != lt.retOffset {

	ADD	$8, RSP, R5;			\
	BIC	$0xf, R4, R6;			\
	CBZ	R6, 6(PC);			\
	/* if R6=(argsize&~15) != 0 */		\
	ADD	R6, R5, R6;			\
	/* copy 16 bytes a time */		\
	LDP.P	16(R3), (R7, R8);		\
	STP.P	(R7, R8), 16(R5);		\
	CMP	R5, R6;				\
	BNE	-3(PC);				\
	AND	$0xf, R4, R6;			\
	CBZ	R6, 6(PC);			\
	/* if R6=(argsize&15) != 0 */		\
	ADD	R6, R5, R6;			\
	/* copy 1 byte a time for the rest */	\

	JMP	(R4)

#define CALLFN(NAME,MAXSIZE)			\
TEXT NAME(SB), WRAPPER, $MAXSIZE-48;		\
	NO_LOCAL_POINTERS;			\
	/* copy arguments to stack */		\
	MOVV	arg+16(FP), R4;			\
	MOVWU	argsize+24(FP), R5;			\
	MOVV	R3, R12;				\
	ADDV	$8, R12;			\
	ADDV	R12, R5;				\
	BEQ	R12, R5, 6(PC);				\
	MOVBU	(R4), R6;			\
	ADDV	$1, R4;			\
	MOVBU	R6, (R12);			\
	ADDV	$1, R12;			\
	JMP	-5(PC);				\

//		This avoids parsing ambiguities due to the use of - as a separator.
//		The ± are optional.
//		If the final argument to TEXT omits the -±y, the encoding should still
//		use TYPE_TEXTSIZE (not TYPE_CONST), with u.argsize = ArgsSizeUnknown.
//		Encoding:
//			type = TYPE_TEXTSIZE
//			offset = x
//			val = int32(y)
//
//	reg<<shift, reg>>shift, reg->shift, reg@>shift
//		Shifted register value, for ARM and ARM64.

	CALL	runtime·abort(SB)
	UNDEF

/*
 * support for morestack
 */

// Called during function prolog when more stack is needed.
// Caller has already loaded:
// R3: framesize, R4: argsize, R5: LR
//
// The traceback routines see morestack on a g0 as being
// the top of a stack (for example, morestack calling newstack
// calling the scheduler calling newm calling gc), so we must