Dimitry Andric bf3d102133 Pull in r165878 from upstream llvm trunk:
X86: Disable long nops for all cpus prior to pentiumpro/i686.

This is the safest approach for now.  If you think long nops matter a
lot for performance, compile with -march=i686 or higher. :)

MFC after:	3 days
2012-10-22 17:47:37 +00:00
..