mips: adding MIPS64LE support to Valgrind

Necessary changes to Valgrind to support MIPS64LE on Linux.
Minor cleanup/style changes embedded in the patch as well.
The change corresponds to r2687 in VEX.
Patch written by Dejan Jevtic and Petar Jovanovic.

More information about this issue:
https://bugs.kde.org/show_bug.cgi?id=313267


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13292 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/tests/platform_test b/tests/platform_test
index 400fd37..43275c8 100644
--- a/tests/platform_test
+++ b/tests/platform_test
@@ -13,7 +13,7 @@
 all_platforms=
 all_platforms="$all_platforms x86-linux amd64-linux ppc32-linux ppc64-linux"
 all_platforms="$all_platforms arm-linux"
-all_platforms="$all_platforms s390x-linux mips32-linux"
+all_platforms="$all_platforms s390x-linux mips32-linux mips64-linux"
 all_platforms="$all_platforms x86-darwin amd64-darwin"
 
 if [ $# -ne 2 ] ; then