From: H.J. Lu <hjl.tools@gmail.com>
Date: Fri, 1 Apr 2016 16:57:40 +0000 (-0700)
Subject: Test 64-byte alignment in memcpy benchtest
X-Git-Tag: glibc-2.24~432
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=32b28d24a1183bb411c813e51186c2896dd3efe3;p=thirdparty%2Fglibc.git

Test 64-byte alignment in memcpy benchtest

Add 64-byte alignment tests in memcpy benchtest for 64-byte vector
registers.

	* benchtests/bench-memcpy.c (test_main): Test 64-byte alignment.
---

diff --git a/ChangeLog b/ChangeLog
index 846a41d3db2..08b6e0b6569 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2016-04-01   H.J. Lu  <hongjiu.lu@intel.com>
+
+	* benchtests/bench-memcpy.c (test_main): Test 64-byte alignment.
+
 2016-04-01  Adhemerval Zanella  <adhemerval.zanella@linaro.org>
 
 	* sysdeps/powerpc/powerpc64/strcspn.S: Remove file.
diff --git a/benchtests/bench-memcpy.c b/benchtests/bench-memcpy.c
index d942ce29c34..c5a71925beb 100644
--- a/benchtests/bench-memcpy.c
+++ b/benchtests/bench-memcpy.c
@@ -149,6 +149,14 @@ test_main (void)
       do_test (i, i, 16 * i);
     }
 
+  for (i = 32; i < 64; ++i)
+    {
+      do_test (0, 0, 32 * i);
+      do_test (i, 0, 32 * i);
+      do_test (0, i, 32 * i);
+      do_test (i, i, 32 * i);
+    }
+
   do_test (0, 0, getpagesize ());
 
   return ret;