ref: 674a47f7bfced5a91c621d139b0551826fae299a dir: /sys/src/libc/386/muldiv.s/
TEXT umuldiv(SB), $0 MOVL a+0(FP), AX MULL b+4(FP) DIVL c+8(FP) RET TEXT muldiv(SB), $0 MOVL a+0(FP), AX IMULL b+4(FP) IDIVL c+8(FP) RET END