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[Bug tree-optimization/37101] [4.2/4.3 Regression] wrong code: tree vectorizer omits bogus movq/movlps construct
- From: "uros at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 17 Aug 2008 14:58:09 -0000
- Subject: [Bug tree-optimization/37101] [4.2/4.3 Regression] wrong code: tree vectorizer omits bogus movq/movlps construct
- References: <bug-37101-10561@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #10 from uros at gcc dot gnu dot org 2008-08-17 14:58 -------
Subject: Bug 37101
Author: uros
Date: Sun Aug 17 14:57:00 2008
New Revision: 139178
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=139178
Log:
PR target/37101
* config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
(*vec_concatv2di_rex64_sse): Ditto.
testsuite/ChangeLog:
PR target/37101
* gcc.target/i386/pr37101.c: New test.
Added:
branches/gcc-4_3-branch/gcc/testsuite/gcc.target/i386/pr37101.c
Modified:
branches/gcc-4_3-branch/gcc/ChangeLog
branches/gcc-4_3-branch/gcc/config/i386/sse.md
branches/gcc-4_3-branch/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37101