MOVD	p_len+16(FP), LEN

	SRD	$6, LEN
	SLD	$6, LEN
	ADD	INP, LEN, END

	CMP	INP, END
	BEQ	end

	MOVD	$·kcon(SB), TBL_STRT
	MOVD	$0x10, R_x010

#ifdef GOARCH_ppc64le
	MOVWZ	$8, TEMP
	LVSL	(TEMP)(R0), LEMASK
	VSPLTISB	$0x0F, KI
	VXOR	KI, LEMASK, LEMASK
#endif

	LXVW4X	(CTX)(R_x000), V0
	LXVW4X	(CTX)(R_x010), V4

	// unpack the input values into vector registers

TEXT runtime·mmap(SB),NOSPLIT,$48-48
	MOVD	addr+0(FP), R2
	MOVD	n+8(FP), R3
	MOVW	prot+16(FP), R4
	MOVW	flags+20(FP), R5
	MOVW	fd+24(FP), R6
	MOVWZ	off+28(FP), R7

	// s390x uses old_mmap, so the arguments need to be placed into
	// a struct and a pointer to the struct passed to mmap.
	MOVD	R2, addr-48(SP)
	MOVD	R3, n-40(SP)
	MOVD	R4, prot-32(SP)

	l.restore()

	p("MOVD %d(R15), R14", l.stack)    // sigctxt.pushCall has pushed LR (at interrupt) on stack, restore it
	p("ADD $%d, R15", l.stack+8)       // pop frame (including the space pushed by sigctxt.pushCall)
	p("MOVWZ -%d(R15), R10", l.stack)  // load flags to REGTMP
	p("TMLH R10, $(3<<12)")            // restore flags
	p("MOVD -%d(R15), R10", l.stack+8) // load PC to REGTMP
	p("JMP (R10)")
}

func genWasm() {

}

func TrailingZeros32(n uint32) int {
	// amd64/v1,amd64/v2:"BTSQ\\t\\$32","BSFQ"
	// amd64/v3:"TZCNTL"
	// 386:"BSFL"
	// arm:"CLZ"
	// arm64:"RBITW","CLZW"
	// s390x:"FLOGR","MOVWZ"
	// ppc64x/power8:"ANDN","POPCNTW"
	// ppc64x/power9: "CNTTZW"
	// wasm:"I64Ctz"
	return bits.TrailingZeros32(n)
}

func TrailingZeros16(n uint16) int {
	// amd64:"BSFL","ORL\\t\\$65536"

				src = 4
			case "MOVV", "MOVD":
				src = 8
			}
		case "s390x":
			switch op {
			case "MOVB", "MOVBZ":
				src = 1
			case "MOVH", "MOVHZ":
				src = 2
			case "MOVW", "MOVWZ", "FMOVS":
				src = 4
			case "MOVD", "FMOVD":
				src = 8
			}
		}
	}
	if dst == 0 {
		dst = src
	}

	// Determine whether the match we're holding
	// is the first or second argument.

				p.From.Sym = ctxt.Float64Sym(f64)
				p.From.Name = obj.NAME_EXTERN
				p.From.Offset = 0
			}
		}

	case AMOVW, AMOVWZ:
		// Note, for backwards compatibility, MOVW $const, Rx and MOVWZ $const, Rx are identical.
		if p.From.Type == obj.TYPE_CONST && p.From.Offset != 0 && p.From.Offset&0xFFFF == 0 {
			// This is a constant shifted 16 bits to the left, convert it to ADDIS/ORIS $const,...
			p.As = AADDIS