blob: 2a30c540e9838cbe4fc810f0da4f48d99233399c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
/* $OpenBSD: s_finitef.S,v 1.2 2005/08/02 11:17:31 espie Exp $ */
/*
* Written by J.T. Conklin <jtc@NetBSD.org>.
* Public domain.
*/
#include <machine/asm.h>
ENTRY(finitef)
#ifdef __i386__
movl 4(%esp),%eax
andl $0x7f800000, %eax
cmpl $0x7f800000, %eax
setne %al
andl $0x000000ff, %eax
#else
xorl %eax,%eax
movl $0x7ff00000,%esi
movss %xmm0,-4(%rsp)
andl -4(%rsp),%esi
cmpl $0x7ff00000,%esi
setne %al
#endif
ret
|
