| 1 | /* Install given floating-point control modes. HPPA version. |
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| 2 | Copyright (C) 2016-2022 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 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 |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #include <fenv.h> |
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| 20 | #include <fpu_control.h> |
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| 21 | |
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| 22 | #define FPU_CONTROL_BITS (_FPU_HPPA_MASK_RM | 0x20 | _FPU_HPPA_MASK_INT) |
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| 23 | |
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| 24 | int |
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| 25 | fesetmode (const femode_t *modep) |
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| 26 | { |
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| 27 | fpu_control_t cw; |
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| 28 | _FPU_GETCW (cw); |
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| 29 | cw &= ~FPU_CONTROL_BITS; |
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| 30 | if (modep == FE_DFL_MODE) |
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| 31 | cw |= _FPU_DEFAULT; |
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| 32 | else |
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| 33 | cw |= *modep & FPU_CONTROL_BITS; |
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| 34 | _FPU_SETCW (cw); |
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| 35 | return 0; |
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| 36 | } |
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| 37 | |
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