Apparently not. Not at any point in Bush's presidency. Not in the Republican Party. Not in the military. Not in the red states or the flyover zone.
Gee, maybe us Yanks aren't as morally stupid as we seemed!
Here's the study, published in Cambridge University's Political Science and Politics
Here's the blog posting where I heard about it.
Ironically, shortly after Barack Obama became president, a majority of Americans (in some categories at least) did come to believe that torture or "enhanced interrogation" was permissible. There are many possible explanations for that, but it's clear to me that this is not merely a partisan game.