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[Bug target/49781] [x32] Unnecessary lea in x32 mode
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 4 Aug 2011 18:53:22 +0000
- Subject: [Bug target/49781] [x32] Unnecessary lea in x32 mode
- Auto-submitted: auto-generated
- References: <bug-49781-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49781
Uros Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Attachment #24899|0 |1
is obsolete| |
--- Comment #17 from Uros Bizjak <ubizjak at gmail dot com> 2011-08-04 18:53:06 UTC ---
Created attachment 24918
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24918
WIP patch that exploits addr32.
The patch ATM limits addr32 optimization to MODE_SIZE (op) <= WORD_SIZE due to
inability to handle offsetable operands.
But please test it on x32 anyway.