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 19 .. bit 30 must be set. */
#if 0 /* DEBUG */
.global __orddf2
.balign 4
FUNC(__orddf2)
__orddf2:
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 __unorddf2_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 __orddf2_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(__orddf2)
#define __orddf2 __orddf2_asm
#endif /* DEBUG */
.global __orddf2
.balign 4
HIDDEN_FUNC(__orddf2)
__orddf2:
bmsk r12,DBL0H,20
add1.f r12,r12,DBL0H /* clear z; set c if NaN. */
bmsk r12,DBL1H,20
j_s.d [blink]
add1.cc.f r12,r12,DBL1H /* clear z; set c if NaN. */
ENDFUNC(__orddf2)
|
