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authorRoland McGrath <roland@hack.frob.com>2013-06-18 10:11:02 -0700
committerRoland McGrath <roland@hack.frob.com>2013-06-18 10:11:02 -0700
commitd7dffa6a558cc3305cb6b51c4153da67af1f374c (patch)
tree86335c5865c9abad6aa01d856f7c255644b81e3a /ports/sysdeps
parent18e5cc3a828b21d1a40b8b5ec0c666e6e01c47de (diff)
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ARM: Clean up __libc_ifunc_impl_list
Diffstat (limited to 'ports/sysdeps')
-rw-r--r--ports/sysdeps/arm/armv7/multiarch/ifunc-impl-list.c25
1 files changed, 15 insertions, 10 deletions
diff --git a/ports/sysdeps/arm/armv7/multiarch/ifunc-impl-list.c b/ports/sysdeps/arm/armv7/multiarch/ifunc-impl-list.c
index 9c2487fd22..4a9a25c767 100644
--- a/ports/sysdeps/arm/armv7/multiarch/ifunc-impl-list.c
+++ b/ports/sysdeps/arm/armv7/multiarch/ifunc-impl-list.c
@@ -16,6 +16,7 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
+#include <stdbool.h>
#include <string.h>
#include <ldsodefs.h>
#include <sysdep.h>
@@ -29,21 +30,25 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
size_t max)
{
size_t i = 0;
- int hwcap;
- hwcap = GLRO(dl_hwcap);
-
- IFUNC_IMPL (i, name, memcpy,
- IFUNC_IMPL_ADD (array, i, memcpy, hwcap & HWCAP_ARM_NEON,
+ bool use_neon = true;
#ifdef __ARM_NEON__
- memcpy
+# define __memcpy_neon memcpy
#else
- __memcpy_neon
+ use_neon = (GLRO(dl_hwcap) & HWCAP_ARM_NEON) != 0;
#endif
- )
+
+#ifndef __ARM_NEON__
+ bool use_vfp = true;
+# ifdef __SOFTFP__
+ use_vfp = (GLRO(dl_hwcap) & HWCAP_ARM_VFP) != 0;
+# endif
+#endif
+
+ IFUNC_IMPL (i, name, memcpy,
+ IFUNC_IMPL_ADD (array, i, memcpy, use_neon, __memcpy_neon)
#ifndef __ARM_NEON__
- IFUNC_IMPL_ADD (array, i, memcpy, hwcap & HWCAP_ARM_VFP,
- __memcpy_vfp)
+ IFUNC_IMPL_ADD (array, i, memcpy, use_vfp, __memcpy_vfp)
#endif
IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_arm));