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Re: fixed_scalar_and_varying_struct_p and varies_p

Richard Guenther <> writes:
> On Mon, Jan 2, 2012 at 7:54 PM, Eric Botcazou <> wrote:
>>> I'd say open a missed optimization bug with the testcase and go ahead
>>> with both patches. ÂLet's see if Eric has some comments first though.
>> None, but the m32c maintainer may have some.
>> DJ, do you happen to know the rationale for the use of the MEM_SCALAR_P and
>> MEM_IN_STRUCT_P flags in m32c_immd_dbl_mov? ÂWhat condition do these tests try
>> to model exactly?
> Ping?  I'm now running into wrong-code issues because of store_field setting
> MEM_IN_STRUCT_P of !MEM_SCALAR_P ... that's not a conservative
> guesstimate, and initial attribute finding already has discovered everything
> possible.  Thus, I'm testing but was remembering your patch removing
> all traces of MEM_IN_STRUCT_P/MEM_SCALAR_P which would be
> of course even better.

Yeah, sorry, I was waiting (probably too long) to see if DJ had any comments.

> Given DJs lack of response I'd say he doesn't know or does not have any
> objection.

OK.  I'm certainly happy to apply the earlier patches tonight if that's
still all right with you.


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