| 1 | /* Multiple versions of __trunc. |
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| 2 | Copyright (C) 2017-2024 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 <sysdeps/x86/isa-level.h> |
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| 20 | #if MINIMUM_X86_ISA_LEVEL < SSE4_1_X86_ISA_LEVEL |
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| 21 | # define NO_MATH_REDIRECT |
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| 22 | # include <libm-alias-double.h> |
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| 23 | |
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| 24 | # define trunc __redirect_trunc |
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| 25 | # define __trunc __redirect___trunc |
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| 26 | # include <math.h> |
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| 27 | # undef trunc |
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| 28 | # undef __trunc |
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| 29 | |
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| 30 | # define SYMBOL_NAME trunc |
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| 31 | # include "ifunc-sse4_1.h" |
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| 32 | |
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| 33 | libc_ifunc_redirected (__redirect_trunc, __trunc, IFUNC_SELECTOR ()); |
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| 34 | libm_alias_double (__trunc, trunc) |
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| 35 | #endif |
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| 36 | |
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