// TODO: If vector registers are managed by regalloc
		// mark these as clobbered.
		//
		// Bytes not moved by this loop are moved
		// with a combination of the following instructions,
		// starting with the largest sizes and generating as
		// many as needed, using the appropriate offset value.
		//	MOVD  n(R4),R14
		//	MOVD  R14,n(R3)
		//	MOVW  n1(R4),R14
		//	MOVW  R14,n1(R3)
		//	MOVH  n2(R4),R14
		//	MOVH  R14,n2(R3)

	// up with the correct number, but it doesn't matter, because EvBatch has
	// custom logic for parsing.
	//
	// Note that because we're adding 1, inlineArgs == 3 describes the largest
	// number of logical arguments that isn't length-prefixed, even though the
	// value 3 on the wire indicates length-prefixing. For us, that becomes narg
	// == 4.
	narg := b>>6 + 1