/* * Based on code written by J.T. Conklin . * Public domain. * * $FreeBSD: head/lib/msun/i387/s_truncf.S 217108 2011-01-07 16:13:12Z kib $ */ #include ENTRY(truncf) pushl %ebp movl %esp,%ebp subl $8,%esp fstcw -4(%ebp) /* store fpu control word */ movw -4(%ebp),%dx orw $0x0c00,%dx /* round towards -oo */ movw %dx,-8(%ebp) fldcw -8(%ebp) /* load modfied control word */ flds 8(%ebp) /* round */ frndint fldcw -4(%ebp) /* restore original control word */ leave ret END(truncf) .section .note.GNU-stack,"",%progbits