/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ .global floor; floor: pushl %ebp movl %esp,%ebp subl $8,%esp fstcw -4(%ebp) fwait movw -4(%ebp),%ax andw $0xf3ff,%ax orw $0x0400,%ax movw %ax,-2(%ebp) fldcw -2(%ebp) fldl 8(%ebp) frndint fldcw -4(%ebp) movl %ebp,%esp popl %ebp ret