Make x86 runtime PIC

The existing code in runtime/arch/x86 doesn't use PIC code to call
routines, and this causes a message that libart{,d}.so having text
relocations to be genartion.   That message, in turn, messes up running
the art-target tests.

Change-Id: I7fe5dbb8eed458a0f7bd3713566ee38a5db8e904
Signed-off-by: Mark Mendell <mark.p.mendell@intel.com>
4 files changed