1*7c3d14c8STreehugger Robot// This file is dual licensed under the MIT and the University of Illinois Open 2*7c3d14c8STreehugger Robot// Source Licenses. See LICENSE.TXT for details. 3*7c3d14c8STreehugger Robot 4*7c3d14c8STreehugger Robot#include "../assembly.h" 5*7c3d14c8STreehugger Robot 6*7c3d14c8STreehugger Robot// di_int __muldi3(di_int a, di_int b); 7*7c3d14c8STreehugger Robot 8*7c3d14c8STreehugger Robot#ifdef __i386__ 9*7c3d14c8STreehugger Robot 10*7c3d14c8STreehugger Robot.text 11*7c3d14c8STreehugger Robot.balign 4 12*7c3d14c8STreehugger RobotDEFINE_COMPILERRT_FUNCTION(__muldi3) 13*7c3d14c8STreehugger Robot pushl %ebx 14*7c3d14c8STreehugger Robot movl 16(%esp), %eax // b.lo 15*7c3d14c8STreehugger Robot movl 12(%esp), %ecx // a.hi 16*7c3d14c8STreehugger Robot imull %eax, %ecx // b.lo * a.hi 17*7c3d14c8STreehugger Robot 18*7c3d14c8STreehugger Robot movl 8(%esp), %edx // a.lo 19*7c3d14c8STreehugger Robot movl 20(%esp), %ebx // b.hi 20*7c3d14c8STreehugger Robot imull %edx, %ebx // a.lo * b.hi 21*7c3d14c8STreehugger Robot 22*7c3d14c8STreehugger Robot mull %edx // EDX:EAX = a.lo * b.lo 23*7c3d14c8STreehugger Robot addl %ecx, %ebx // EBX = (a.lo*b.hi + a.hi*b.lo) 24*7c3d14c8STreehugger Robot addl %ebx, %edx 25*7c3d14c8STreehugger Robot 26*7c3d14c8STreehugger Robot popl %ebx 27*7c3d14c8STreehugger Robot retl 28*7c3d14c8STreehugger RobotEND_COMPILERRT_FUNCTION(__muldi3) 29*7c3d14c8STreehugger Robot 30*7c3d14c8STreehugger Robot#endif // __i386__ 31*7c3d14c8STreehugger Robot 32*7c3d14c8STreehugger RobotNO_EXEC_STACK_DIRECTIVE 33*7c3d14c8STreehugger Robot 34