minix/lib/libc/arch/i386/int64/mul64u.S
Arun Thomas 9a21d1a2fd Macros for symbols used in both ASM and C
-The macros take care of prepending the leading underscore when
 necessary.
2010-08-17 16:44:07 +00:00

18 lines
465 B
ArmAsm

/* mul64u() - unsigned long by unsigned multiply giving 64 bit result */
/* Author: Kees J. Bot */
/* 7 Dec 1995 */
#include <minix/compiler.h>
#include <machine/asm.h>
ENTRY(mul64u)
/* u64_t mul64u(unsigned long i, unsigned j); */
movl 4(%esp), %ecx
movl 8(%esp), %eax
mull 12(%esp)
movl %eax, (%ecx)
movl %edx, 4(%ecx)
movl %ecx, %eax
ret BYTES_TO_POP_ON_STRUCT_RETURN
/* */
/* $PchId: mul64u.ack.s,v 1.2 1996/04/11 18:59:57 philip Exp $ */