on !body->catch_except_p. We need to move pc only when JIT execution is
canceled if the frame does not catch an exception.
_mjit_compile_insn.erb: lazily move pc for such optimized case
_mjit_compile_insn_body.erb: ditto
_mjit_compile_send.erb: ditto
* Optcarrot benchmark (--jit)
Before: 65.31 fps
After: 67.82 fps
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62678 b2dd03c8-39d4-4d8f-98ff-823fe69b080e