aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/libgcc/config/arc/ieee-754/ordsf2.S
blob: de764a16430dd8abfeebda50d914150a3a4f4205 (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
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
/* Copyright (C) 2008-2014 Free Software Foundation, Inc.
   Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
		on behalf of Synopsys Inc.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.

GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
<http://www.gnu.org/licenses/>.  */

#include "arc-ieee-754.h"
/* inputs: r0, r1
   output: c flag
   clobber: r12, flags
   For NaNs, bit 22 .. bit 30 must be set.  */
#if 0 /* DEBUG */
	.global __ordsf2
	.balign 4
	FUNC(__ordsf2)
__ordsf2:
	st.a r11,[sp,-4]` push_s blink` st.a r10,[sp,-4]` st.a r9,[sp,-4]
	st.a r8,[sp,-4]` st.a r7,[sp,-4]` st.a r6,[sp,-4]` st.a r5,[sp,-4]
	st.a r4,[sp,-4]` push_s r3` push_s r2` push_s r1`
	bl.d __unordsf2_c` push_s r0
	mov r11,r0` pop_s r0` pop_s r1` pop_s r2` pop_s r3
	ld.ab r4,[sp,4]` ld.ab r5,[sp,4]` ld.ab r6,[sp,4]`
	ld.ab r7,[sp,4]` ld.ab r8,[sp,4]` ld.ab r9,[sp,4]
	bl.d __ordsf2_asm` ld.ab r10,[sp,4]
	pop_s blink
	brne.d r11,0,0f
	ld.ab r11,[sp,4]
	jcc [blink]
	bl abort
0:	jcs [blink]
	bl abort
	ENDFUNC(__ordsf2)
#define __ordsf2 __ordsf2_asm
#endif /* DEBUG */
	.global __ordsf2
	.balign 4
	HIDDEN_FUNC(__ordsf2)
__ordsf2:
	bmsk r12,r0,23
	add1.f	r12,r12,r0 /* clear z; set c if NaN.  */
	bmsk r12,r1,23
	j_s.d	[blink]
	add1.cc.f r12,r12,r1 /* clear z; set c if NaN.  */
	ENDFUNC(__ordsf2)