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[Bug middle-end/53535] non-aligned memset on non-strict-alignment targets not optimized where aligned memset is
- From: "hp at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 31 May 2012 04:43:12 +0000
- Subject: [Bug middle-end/53535] non-aligned memset on non-strict-alignment targets not optimized where aligned memset is
- Auto-submitted: auto-generated
- References: <bug-53535-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53535
Hans-Peter Nilsson <hp at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|non-aligned memset on |non-aligned memset on
|non-strict-alignment |non-strict-alignment
|!SLOW_UNALIGNED_ACCESS |targets not optimized where
|targets not optimized where |aligned memset is
|aligned memset is |
--- Comment #5 from Hans-Peter Nilsson <hp at gcc dot gnu.org> 2012-05-31 04:43:12 UTC ---
(In reply to comment #4)
> Well, yes, I missed adding !SLOW_UNALIGNED_ACCESS in the title. :)
Never mind, SLOW_UNALIGNED_ACCESS != 0 is much more severe than the cost of
single insns. Bah. Maybe this is an issue of missing cost metric.