Give TargetRegisterClass a pointer to the MCRegisterClass and use it to access its data.
Give TargetRegisterClass a pointer to the MCRegisterClass and use it to access its data.

This makes TargetRegisterClass slightly slower. Next step will be making contains faster.
Eventually TargetRegisterClass will be killed entirely.

git-svn-id: a4a6f32337ebd29ad4763b423022f00f68d1c7b7@135835 91177308-0d34-0410-b5e6-96231b3b80d8

lodyagin/bare_cxx,lodyagin/bare_cxx,lodyagin/bare_cxx,lodyagin/bare_cxx,lodyagin/bare_cxx