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authorAndre McCurdy <armccurdy@gmail.com>2016-01-19 18:47:51 -0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-01-22 23:42:37 +0000
commit2194bbfe287412449d85182a4e02c8884c83170f (patch)
tree76109bde5dbf2852d2f67cabb968861761ccb980 /meta/recipes-devtools/valgrind
parent3e94af90d90f6db6bab66ae87a47b31f3a0474f6 (diff)
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valgrind: avoid neon for targets which don't support it
The sh-mem-random.c test app tries to use neon loads and stores to test 64-bit float copies when building for ARM. Allow it to do so if possible, but fallback to C when building for ARM targets which don't support neon. Signed-off-by: Andre McCurdy <armccurdy@gmail.com> Signed-off-by: Ross Burton <ross.burton@intel.com>
Diffstat (limited to 'meta/recipes-devtools/valgrind')
-rw-r--r--meta/recipes-devtools/valgrind/valgrind/avoid-neon-for-targets-which-don-t-support-it.patch33
-rw-r--r--meta/recipes-devtools/valgrind/valgrind_3.11.0.bb1
2 files changed, 34 insertions, 0 deletions
diff --git a/meta/recipes-devtools/valgrind/valgrind/avoid-neon-for-targets-which-don-t-support-it.patch b/meta/recipes-devtools/valgrind/valgrind/avoid-neon-for-targets-which-don-t-support-it.patch
new file mode 100644
index 0000000000..5fcfec0015
--- /dev/null
+++ b/meta/recipes-devtools/valgrind/valgrind/avoid-neon-for-targets-which-don-t-support-it.patch
@@ -0,0 +1,33 @@
+From 8facc29c3c56e6cf9cfef70986cf73876044a3fb Mon Sep 17 00:00:00 2001
+From: Andre McCurdy <armccurdy@gmail.com>
+Date: Tue, 19 Jan 2016 16:42:36 -0800
+Subject: [PATCH] avoid neon for targets which don't support it
+
+The sh-mem-random.c test app tries to use neon loads and stores to
+test 64-bit float copies when building for ARM. Allow it to do so if
+possible, but fallback to C when building for ARM targets which don't
+support neon.
+
+Upstream-Status: Pending
+
+Signed-off-by: Andre McCurdy <armccurdy@gmail.com>
+---
+ memcheck/tests/sh-mem-random.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/memcheck/tests/sh-mem-random.c b/memcheck/tests/sh-mem-random.c
+index ae82248..816e139 100644
+--- a/memcheck/tests/sh-mem-random.c
++++ b/memcheck/tests/sh-mem-random.c
+@@ -191,7 +191,7 @@ void do_test_at ( U1* arr )
+ "emms"
+ : : "r"(arr+dst), "r"(arr+src) : "memory"
+ );
+-#elif defined(__linux__) && defined(__arm__) && !defined(__aarch64__)
++#elif defined(__linux__) && defined(__arm__) && defined(__ARM_NEON__) && !defined(__aarch64__)
+ /* On arm32, many compilers generate a 64-bit float move
+ using two 32 bit integer registers, which completely
+ defeats this test. Hence force a 64-bit NEON load and
+--
+1.9.1
+
diff --git a/meta/recipes-devtools/valgrind/valgrind_3.11.0.bb b/meta/recipes-devtools/valgrind/valgrind_3.11.0.bb
index 4f7c39a7bc..7ef1e48bda 100644
--- a/meta/recipes-devtools/valgrind/valgrind_3.11.0.bb
+++ b/meta/recipes-devtools/valgrind/valgrind_3.11.0.bb
@@ -22,6 +22,7 @@ SRC_URI = "http://www.valgrind.org/downloads/valgrind-${PV}.tar.bz2 \
file://0005-Modify-vg_test-wrapper-to-support-PTEST-formats.patch \
file://0001-Remove-tests-that-fail-to-build-on-some-PPC32-config.patch \
file://use-appropriate-march-mcpu-mfpu-for-ARM-test-apps.patch \
+ file://avoid-neon-for-targets-which-don-t-support-it.patch \
"
SRC_URI[md5sum] = "4ea62074da73ae82e0162d6550d3f129"