Code review comment for lp:~cltang/gcc-linaro/lp-748138-cfgrtl-fix-4_5

On 05/16/2011 11:40 PM, Chung-Lin Tang wrote:
> I might be misunderstanding something here, as I'm a little unclear
> about this part, but from the context above, I would think that this
> return/simple_return determination is not needed before reload? (or
> before prologue/epilogue construction?)

It's not needed in the sense that you shouldn't try (and e.g. the ARM
port rejects attempts) to construct a return or a simple_return pattern
before prologue/epilogue generation.

Bernd