projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| d5efd131 | 1 | /* Test for inf/-inf |
| d4697bc9 | 2 | Copyright (C) 2000-2014 Free Software Foundation, Inc. |
| d5efd131 MF |
3 | This file is part of the GNU C Library. |
| 4 | Contributed by Jes Sorensen <jes@linuxcare.com>, October 2000. | |
| 5 | ||
| 6 | The GNU C Library is free software; you can redistribute it and/or | |
| 7 | modify it under the terms of the GNU Lesser General Public | |
| 8 | License as published by the Free Software Foundation; either | |
| 9 | version 2.1 of the License, or (at your option) any later version. | |
| 10 | ||
| 11 | The GNU C Library is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 | Lesser General Public License for more details. | |
| 15 | ||
| 16 | You should have received a copy of the GNU Lesser General Public | |
| 75efb018 MF |
17 | License along with the GNU C Library; if not, see |
| 18 | <http://www.gnu.org/licenses/>. */ | |
| d5efd131 MF |
19 | |
| 20 | /* | |
| 21 | * isinf(x) returns 1 if x is inf, -1 for x == -inf, else 0; | |
| 22 | */ | |
| 23 | ||
| 24 | #include <sysdep.h> | |
| 25 | #undef ret | |
| 26 | ||
| 27 | ENTRY (__isinf) | |
| 28 | { | |
| 29 | .mfi | |
| 30 | fclass.m p6, p7 = farg0, @inf|@pos | |
| 31 | ;; | |
| 32 | } | |
| 33 | { | |
| 34 | .mfb | |
| 35 | (p6) mov ret0 = 1 | |
| 36 | (p7) fclass.m p7, p8 = farg0, @inf|@neg | |
| 37 | (p6) br.ret.sptk.many rp | |
| 38 | ;; | |
| 39 | } | |
| 40 | { | |
| 41 | .pred.rel.mutex p7,p8 | |
| 42 | (p7) mov ret0 = -1 | |
| 43 | (p8) mov ret0 = 0 | |
| 44 | br.ret.sptk.many rp | |
| 45 | } | |
| 46 | END (__isinf) | |
| 47 | ||
| 48 | strong_alias (__isinf, __isinff) | |
| 49 | strong_alias (__isinf, __isinfl) | |
| 50 | ||
| 51 | weak_alias (__isinf, isinf) | |
| 52 | weak_alias (__isinff, isinff) | |
| 53 | weak_alias (__isinfl, isinfl) | |
| 54 | ||
| 55 | hidden_def (__isinf) | |
| 56 | hidden_def (__isinff) | |
| 57 | hidden_def (__isinfl) |