[Bug rtl-optimization/110717] Double-word sign-extension missed-optimization

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110717

Uroš Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
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           Assignee|ubizjak at gmail dot com           |unassigned at gcc dot gnu.org
             Status|ASSIGNED                    |NEW

--- Comment #8 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to CVS Commits from comment #7)
> The master branch has been updated by Uros Bizjak <uros@gcc.gnu.org>:

The patch implements transform for x86 targets only. Due to eventual STV
transformation, x86 targets handle double-word operations in its own way.

I'll left the target-independent implementation to someone else.