/* * Written by: * J.T. Conklin (jtc@netbsd.org) * Public domain. */ #include //__FBSDID("$FreeBSD: src/lib/msun/i387/s_floor.S,v 1.10 2011/01/07 16:13:12 kib Exp $") ENTRY(floor) pushl %ebp movl %esp,%ebp subl $8,%esp fstcw -4(%ebp) /* store fpu control word */ movw -4(%ebp),%dx orw $0x0400,%dx /* round towards -oo */ andw $0xf7ff,%dx movw %dx,-8(%ebp) fldcw -8(%ebp) /* load modfied control word */ fldl 8(%ebp); /* round */ frndint fldcw -4(%ebp) /* restore original control word */ leave ret END(floor) /* Enable stack protection */ #if defined(__ELF__) .section .note.GNU-stack,"",%progbits #endif