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[Bug target/49781] [x32] Unnecessary lea in x32 mode
- From: "uros at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 11 Aug 2011 20:03:34 +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
--- Comment #47 from uros at gcc dot gnu.org 2011-08-11 20:03:34 UTC ---
Author: uros
Date: Thu Aug 11 20:03:29 2011
New Revision: 177683
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=177683
Log:
PR target/49781
* config/i386/i386.md (*lea_5_zext): New.
(*lea_6_zext): Ditto.
* config/i386/predicates.md (const_32bit_mask): New predicate.
(lea_address_operand): Reject AND.
* config/i386/i386.c (ix86_decompose_address): Allow Dimode AND with
const_32bit_mask immediate.
(ix86_print_operand_address): Handle AND.
(memory_address_length): Ditto.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
trunk/gcc/config/i386/i386.md
trunk/gcc/config/i386/predicates.md