aarch64: configure: set arch dependent features

Stack is always 16 byte aligned and clz, 64bit operations and unaligned
memory access are fast in aarch64 mode on ARMv8.

Signed-off-by: Janne Grunau <janne-libav@jannau.net>
This commit is contained in:
Janne Grunau 2013-12-12 17:45:32 +01:00
parent 8b4119187b
commit 032d4da8af

8
configure vendored
View File

@ -1583,10 +1583,10 @@ for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
done
aligned_stack_if_any="ppc x86"
fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
fast_clz_if_any="alpha avr32 mips ppc x86"
fast_unaligned_if_any="ppc x86"
aligned_stack_if_any="aarch64 ppc x86"
fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
fast_unaligned_if_any="aarch64 ppc x86"
need_memalign="altivec neon sse"