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f7a9f785 | 1 | /* Copyright (C) 2007-2016 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
3 | Contributed by Richard Henderson. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
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16 | License along with the GNU C Library. If not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
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18 | |
19 | #include <sysdep.h> | |
20 | #include <math_ldbl_opt.h> | |
21 | ||
22 | .set noat | |
23 | .set noreorder | |
24 | ||
25 | .text | |
26 | ENTRY (__fmax) | |
27 | .prologue 0 | |
28 | ||
29 | cmptun/su $f16, $f16, $f10 | |
30 | cmptun/su $f17, $f17, $f11 | |
31 | fmov $f17, $f0 | |
32 | unop | |
33 | ||
34 | trapb | |
35 | fbne $f10, $ret | |
36 | fmov $f16, $f0 | |
37 | fbne $f11, $ret | |
38 | ||
39 | cmptlt/su $f16, $f17, $f11 | |
40 | trapb | |
41 | fcmovne $f11, $f17, $f0 | |
42 | $ret: ret | |
43 | ||
44 | END (__fmax) | |
45 | ||
46 | /* Given the in-register format of single-precision, this works there too. */ | |
47 | strong_alias (__fmax, __fmaxf) | |
48 | weak_alias (__fmaxf, fmaxf) | |
49 | ||
50 | weak_alias (__fmax, fmax) | |
51 | #ifdef NO_LONG_DOUBLE | |
52 | strong_alias (__fmax, __fmaxl) | |
53 | weak_alias (__fmaxl, fmaxl) | |
54 | #endif | |
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55 | #if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1) |
56 | compat_symbol (libm, __fmax, fmaxl, GLIBC_2_1); | |
bebc4903 | 57 | #endif |