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Re: Shouldn't alias_sets_conflict_p be replaced with rtx_refs_may_alias_p?


On Wed, Aug 4, 2010 at 2:02 PM, Bingfeng Mei <bmei@broadcom.com> wrote:
> Hi,
> alias_sets_conflict_p are still used in various places to determine
> whether two memory accesses are aliased. It is based on unique set
> number, which seems not correct with recent changes on alias
> oracle. For example, in ddg.c cross-iteration memory dependence
> is drawn by calling insn_alias_sets_conflict_p, which in turns calls
> alias_sets_conflict_p and gets the wrong answer.

Just to clarify: When you say "wrong", do you mean "incorrect" or "too
conservative"?

Ciao!
Steven


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