x86 updates GenInlinedUnsafePut/GenInstanceofFinal

Allow x86 to inline GenInlinedUnsafePut by freeing up a temporary
register early.  Make an x86 specific version of GenInstanceofFinal that
uses compare to memory and a setCC instruction.

Change-Id: I67788d7ae83776b0b9069fe4b379452190774992
Signed-off-by: Mark Mendell <mark.p.mendell@intel.com>
5 files changed