ref: a3cd9d6083f95a7442935c6f623c7655447215a4
dir: /libkern/vlop-spim.s/
TEXT _mulv(SB), $0 MOVW 4(FP), R2 MOVW 8(FP), R3 MOVW 12(FP), R4 MOVW 16(FP), R5 MULU R4, R2 MOVW LO, R6 MOVW HI, R7 MULU R3, R4 MOVW LO, R8 ADDU R8, R7 MULU R2, R5 MOVW LO, R8 ADDU R8, R7 MOVW R6, 0(R1) MOVW R7, 4(R1) RET