2011-08-12 21:01:25 +02:00
|
|
|
/*
|
|
|
|
|
* Written by:
|
2012-11-24 01:19:01 +01:00
|
|
|
* J.T. Conklin (jtc@netbsd.org)
|
|
|
|
|
* Public domain.
|
2011-08-12 21:01:25 +02:00
|
|
|
*/
|
|
|
|
|
|
2012-05-25 05:14:58 +02:00
|
|
|
#include <i387/bsd_asm.h>
|
2011-08-12 21:01:25 +02:00
|
|
|
|
|
|
|
|
ENTRY(ceil)
|
2012-05-25 05:14:58 +02:00
|
|
|
pushl %ebp
|
2011-08-12 21:01:25 +02:00
|
|
|
movl %esp,%ebp
|
|
|
|
|
subl $8,%esp
|
|
|
|
|
|
|
|
|
|
fstcw -4(%ebp) /* store fpu control word */
|
|
|
|
|
movw -4(%ebp),%dx
|
|
|
|
|
orw $0x0800,%dx /* round towards +oo */
|
|
|
|
|
andw $0xfbff,%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(ceil)
|
|
|
|
|
|
2012-05-25 05:14:58 +02:00
|
|
|
|
2013-12-21 21:18:57 +01:00
|
|
|
/* Enable stack protection */
|
2015-11-07 10:28:48 +01:00
|
|
|
#if defined(__ELF__)
|
2013-12-21 21:18:57 +01:00
|
|
|
.section .note.GNU-stack,"",%progbits
|
|
|
|
|
#endif
|
