clutter-1.6: make build for armv4t

GCC will define __ARM_ARCH_4T__ when building with "-march=armv4t" so
we can check this to turn off the use of 'clz' instructions, which
otherwise would cause compile errors like "selected processor does
not support ARM mode `clz r3,r0'".

(From OE-Core rev: 6859e3fc34269620146d26eeecc9b93c3a9d7055)

Signed-off-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 15 insertions, 2 deletions

diff --git a/meta/recipes-graphics/clutter/clutter-1.6_1.6.14.bb b/meta/recipes-graphics/clutter/clutter-1.6_1.6.14.bb
index 555133f482..0aacf0f4a5 100644
--- a/meta/recipes-graphics/clutter/clutter-1.6_1.6.14.bb
+++ b/meta/recipes-graphics/clutter/clutter-1.6_1.6.14.bb
@@ -1,6 +1,6 @@
 require recipes-graphics/clutter/clutter.inc
 
-PR = "r2"
+PR = "r3"
 
 # Internal json-glib was removed in Clutter 1.5.2
 STDDEPENDS += "json-glib"
@@ -10,7 +10,9 @@ FILES_${PN}-examples = "${bindir}/test-* ${pkgdatadir}/redhand.png"
 
 SRC_URI = "http://source.clutter-project.org/sources/clutter/1.6/clutter-${PV}.tar.bz2 \
            file://enable_tests-1.4.patch \
-           file://update_gettext_macro_version.patch"
+           file://update_gettext_macro_version.patch \
+           file://fix_build_for_armv4t.patch \
+           "
 
 LIC_FILES_CHKSUM = "file://COPYING;md5=7fbc338309ac38fefcd64b04bb903e34"
 S = "${WORKDIR}/clutter-${PV}"
diff --git a/meta/recipes-graphics/clutter/clutter/fix_build_for_armv4t.patch b/meta/recipes-graphics/clutter/clutter/fix_build_for_armv4t.patch
new file mode 100644
index 0000000000..28cbfa28f0
--- /dev/null
+++ b/meta/recipes-graphics/clutter/clutter/fix_build_for_armv4t.patch
@@ -0,0 +1,11 @@
+--- clutter-1.6.14/clutter/cogl/cogl/cogl-fixed.c.ORIG  2011-03-22 15:46:17.000000000 +0100
++++ clutter-1.6.14/clutter/cogl/cogl/cogl-fixed.c       2011-12-22 09:26:10.650427310 +0100
+@@ -626,7 +626,7 @@
+        /*
+         * Find the highest bit set
+         */
+-#if __arm__
++#if __arm__ && !defined(__ARM_ARCH_4T__)
+        /* This actually requires at least arm v5, but gcc does not seem
+         * to set the architecture defines correctly, and it is I think
+         * very unlikely that anyone will want to use clutter on anything