aarch64: add cpuflags support for NEON and VFP

NEON and VFP are currently mandatory for all ARMv8 profiles. Both are
handled as extensions as far as cpuflags are concerned. This is
consistent with handling x86_64 which always has SSE2, but still
handles it as an extension.

1 files changed, 29 insertions, 0 deletions

diff --git a/libavutil/aarch64/cpu.h b/libavutil/aarch64/cpu.h
new file mode 100644
index 0000000000..704df48b85
--- /dev/null
+++ b/libavutil/aarch64/cpu.h
@@ -0,0 +1,29 @@
+/*
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVUTIL_AARCH64_CPU_H
+#define AVUTIL_AARCH64_CPU_H
+
+#include "config.h"
+#include "libavutil/cpu.h"
+#include "libavutil/cpu_internal.h"
+
+#define have_neon(flags) CPUEXT(flags, NEON)
+#define have_vfp(flags)  CPUEXT(flags, VFP)
+
+#endif /* AVUTIL_AARCH64_CPU_H */