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0c8cdb10a1
It is enabled through math-use-builtins-fma.h if glibc is built for VPFv4 (__ARM_FEATURE_FMA predefined by GCC), or through IFUNC (testing HWCAP_ARM_VFPv4) otherwise. Checked on arm-linux-gnueabihf. Reviewed-by: Wilco Dijkstra <Wilco.Dijkstra@arm.com>
38 lines
1.4 KiB
C
38 lines
1.4 KiB
C
/* Common definition for ifunc resolvers. Linux/ARM version.
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This file is part of the GNU C Library.
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Copyright (C) 2017-2025 Free Software Foundation, Inc.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#include <ifunc-init.h>
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#define INIT_ARCH()
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#define arm_libc_ifunc_redirected(redirected_name, name, expr) \
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__ifunc (redirected_name, name, expr(hwcap), int hwcap, INIT_ARCH)
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#define arm_libm_ifunc(name, expr) \
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__ifunc (name, name, expr, int hwcap, libm_ifunc_init)
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#if defined SHARED
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# define arm_libc_ifunc_hidden_def(redirect_name, name) \
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__hidden_ver1 (name, __GI_##name, redirect_name) \
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__attribute__ ((visibility ("hidden"))) \
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__attribute_copy__ (name)
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#else
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# define arm_libc_ifunc_hidden_def(redirect_name, name)
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#endif
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