From f0fe245bc31cf4fa3b3ed0240cd1ab6f0d5043ea Mon Sep 17 00:00:00 2001
From: Mans Rullgard <mans@mansr.com>
Date: Mon, 3 Dec 2012 21:47:17 +0000
Subject: [PATCH] configure: arm: set fast_clz and fast_unaligned in cpuflags
section
These are properties of the targeted core and do not depend on
specific assembly support in the toolchain which if missing will
render the controlling options here disabled.
Signed-off-by: Mans Rullgard <mans@mansr.com>
---
configure | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/configure b/configure
index b7955d5071e..ad0b525acf6 100755
--- a/configure
+++ b/configure
@@ -1419,8 +1419,8 @@ done
aligned_stack_if_any="ppc x86"
fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
-fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
-fast_unaligned_if_any="armv6 ppc x86"
+fast_clz_if_any="alpha avr32 mips ppc x86"
+fast_unaligned_if_any="ppc x86"
inline_asm_deps="!tms470"
need_memalign="altivec neon sse"
@@ -2591,6 +2591,11 @@ elif enabled arm; then
;;
esac
+ case "$subarch" in
+ armv5t*) enable fast_clz ;;
+ armv[6-8]*) enable fast_clz fast_unaligned ;;
+ esac
+
elif enabled avr32; then
case $cpu in
--
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