Add support for a bunch of DRM Ioctls.  Fixes #207815.
(Robert Bragg, bob@o-hand.com)


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13486 a5019735-40e9-0310-863c-91ae7b9d1cf9
Fix fallout from r13486: "virtual" is a C++ reserved word and so this
header causes breakage in the C++ tests in the tree.  Rename it.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13487 a5019735-40e9-0310-863c-91ae7b9d1cf9
Fix # 294285: --partial-loads-ok does not work for 16-byte SSE loads 
(core fixes for the memcheck handling of 128 bit loads)
(Patrick J. LoPresti, lopresti@gmail.com)



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13488 a5019735-40e9-0310-863c-91ae7b9d1cf9
A comprehensive test case for 128 bit shadow vector loads in the case
of partial addressibility, for --shadow-loads-ok=yes and =no.  Not
portable and not hooked up to the test/build system yet.

Pertains to #294285.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13489 a5019735-40e9-0310-863c-91ae7b9d1cf9