| Elliott Hughes | 4bd97ce | 2014-04-10 17:48:14 -0700 | [diff] [blame] | 1 | /* | 
|  | 2 | * Copyright (C) 2014 The Android Open Source Project | 
|  | 3 | * | 
|  | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | 5 | * you may not use this file except in compliance with the License. | 
|  | 6 | * You may obtain a copy of the License at | 
|  | 7 | * | 
|  | 8 | *      http://www.apache.org/licenses/LICENSE-2.0 | 
|  | 9 | * | 
|  | 10 | * Unless required by applicable law or agreed to in writing, software | 
|  | 11 | * distributed under the License is distributed on an "AS IS" BASIS, | 
|  | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | 13 | * See the License for the specific language governing permissions and | 
|  | 14 | * limitations under the License. | 
|  | 15 | */ | 
|  | 16 |  | 
| Elliott Hughes | 7f0849f | 2016-08-26 16:17:17 -0700 | [diff] [blame] | 17 | // | 
|  | 18 | // The values in this file came from reading the bits of <math.h>'s NAN back from a union. | 
|  | 19 | // | 
| Elliott Hughes | 4bd97ce | 2014-04-10 17:48:14 -0700 | [diff] [blame] | 20 |  | 
| Elliott Hughes | 7f0849f | 2016-08-26 16:17:17 -0700 | [diff] [blame] | 21 | #define f_QNAN 0x7fc00000 | 
| Elliott Hughes | 4bd97ce | 2014-04-10 17:48:14 -0700 | [diff] [blame] | 22 |  | 
|  | 23 | #define d_QNAN0 0x00000000 | 
| Elliott Hughes | 7f0849f | 2016-08-26 16:17:17 -0700 | [diff] [blame] | 24 | #define d_QNAN1 0x7ff80000 | 
| Elliott Hughes | 4bd97ce | 2014-04-10 17:48:14 -0700 | [diff] [blame] | 25 |  | 
| Josh Gao | b36efa4 | 2016-09-15 13:55:41 -0700 | [diff] [blame] | 26 | #if defined(__LP64__) | 
| Elliott Hughes | 7f0849f | 2016-08-26 16:17:17 -0700 | [diff] [blame] | 27 | #define ld_QNAN0 0x00000000 | 
| Elliott Hughes | 4bd97ce | 2014-04-10 17:48:14 -0700 | [diff] [blame] | 28 | #define ld_QNAN1 0x00000000 | 
|  | 29 | #define ld_QNAN2 0x00000000 | 
| Elliott Hughes | 7f0849f | 2016-08-26 16:17:17 -0700 | [diff] [blame] | 30 | #define ld_QNAN3 0x7fff8000 | 
| Elliott Hughes | 4bd97ce | 2014-04-10 17:48:14 -0700 | [diff] [blame] | 31 | #else | 
| Elliott Hughes | 7f0849f | 2016-08-26 16:17:17 -0700 | [diff] [blame] | 32 | // LP32 sizeof(long double) == sizeof(double), so LP32 shouldn't try to use these constants. | 
| Elliott Hughes | 4bd97ce | 2014-04-10 17:48:14 -0700 | [diff] [blame] | 33 | #endif |