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ARM: Clean up __libc_ifunc_impl_list
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@ -1,3 +1,9 @@
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2013-06-18 Roland McGrath <roland@hack.frob.com>
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* sysdeps/arm/armv7/multiarch/ifunc-impl-list.c (__libc_ifunc_impl_list)
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[__ARM_NEON__]: Do not refer to HWCAP_ARM_NEON.
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[!__SOFTFP__]: Do not refer to HWCAP_ARM_VFP.
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2013-06-18 Joseph Myers <joseph@codesourcery.com>
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2013-06-18 Joseph Myers <joseph@codesourcery.com>
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* sysdeps/arm/fpu_control.h [!(_LIBC && !_LIBC_TEST) &&
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* sysdeps/arm/fpu_control.h [!(_LIBC && !_LIBC_TEST) &&
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@ -16,6 +16,7 @@
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License along with the GNU C Library; if not, see
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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#include <stdbool.h>
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#include <string.h>
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#include <string.h>
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#include <ldsodefs.h>
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#include <ldsodefs.h>
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#include <sysdep.h>
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#include <sysdep.h>
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@ -29,21 +30,25 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
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size_t max)
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size_t max)
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{
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{
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size_t i = 0;
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size_t i = 0;
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int hwcap;
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hwcap = GLRO(dl_hwcap);
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bool use_neon = true;
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#ifdef __ARM_NEON__
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# define __memcpy_neon memcpy
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#else
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use_neon = (GLRO(dl_hwcap) & HWCAP_ARM_NEON) != 0;
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#endif
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#ifndef __ARM_NEON__
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bool use_vfp = true;
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# ifdef __SOFTFP__
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use_vfp = (GLRO(dl_hwcap) & HWCAP_ARM_VFP) != 0;
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# endif
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#endif
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IFUNC_IMPL (i, name, memcpy,
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IFUNC_IMPL (i, name, memcpy,
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IFUNC_IMPL_ADD (array, i, memcpy, hwcap & HWCAP_ARM_NEON,
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IFUNC_IMPL_ADD (array, i, memcpy, use_neon, __memcpy_neon)
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#ifdef __ARM_NEON__
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memcpy
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#else
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__memcpy_neon
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#endif
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)
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#ifndef __ARM_NEON__
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#ifndef __ARM_NEON__
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IFUNC_IMPL_ADD (array, i, memcpy, hwcap & HWCAP_ARM_VFP,
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IFUNC_IMPL_ADD (array, i, memcpy, use_vfp, __memcpy_vfp)
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__memcpy_vfp)
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#endif
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#endif
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IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_arm));
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IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_arm));
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