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[Bug rtl-optimization/46235] inefficient bittest code generation
- From: "tony.poppleton at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 28 Jan 2011 17:02:52 +0000
- Subject: [Bug rtl-optimization/46235] inefficient bittest code generation
- Auto-submitted: auto-generated
- References: <bug-46235-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46235
--- Comment #3 from Tony Poppleton <tony.poppleton at gmail dot com> 2011-01-28 17:02:50 UTC ---
Actually what I said above isn't correct - had it compiled down to "bt $4, %al"
then it would make sense to do that special case, but as it used "testb" it is
inconclusive.