This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[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: Mon, 8 Aug 2011 14:59:41 +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 #34 from uros at gcc dot gnu.org 2011-08-08 14:59:22 UTC ---
Author: uros
Date: Mon Aug 8 14:59:19 2011
New Revision: 177566
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=177566
Log:
PR target/49781
* config/i386/i386.c (ix86_decompose_address): Allow zero-extended
SImode addresses.
(ix86_print_operand_address): Handle zero-extended addresses.
(memory_address_length): Add length of addr32 prefix for
zero-extended addresses.
(ix86_secondary_reload): Handle moves to/from double-word general
registers from/to zero-extended addresses.
* config/i386/predicates.md (lea_address_operand): Reject
zero-extended operands.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
trunk/gcc/config/i386/predicates.md