More rodinia optimization

• Add option to const-inline to not inline collections.
• Add clean-up pass to predication to rewrite boolean selects to and/or ops.
• Misc. scheduling work on rodinia.

juno_samples/rodinia/cfd/src/cpu_euler.sch

@@ -24,7 +24,8 @@ fixpoint {
   fork-guard-elim(*);
 }
 simpl!(*);
+no-memset(compute_step_factor@res, compute_flux@res, copy_vars@res);
+parallel-reduce(time_step, copy_vars, compute_flux@outer_loop \ compute_flux@inner_loop);
 
 unforkify(*);
-
 gcm(*);