[Bug target/42542] Vectorizer produces incorrect results on max/min of unsigned intergers
------- Comment #12 from hjl at gcc dot gnu dot org 2010-01-04 15:14 -------
Subject: Bug 42542
Author: hjl
Date: Mon Jan 4 15:14:31 2010
New Revision: 155618
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155618
Log:
Don't convert GTU to GT for V4SI and V2DI
gcc/
2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/42542
* config/i386/i386.c (ix86_expand_int_vcond): Don't convert
GTU to GT for V4SI and V2DI.
* config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
(umin<mode>3): Removed.
(uminv8hi3): New.
(uminv4si3): Likewise.
gcc/testsuite/
2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/42542
* gcc.target/i386/pr42542-1.c: New.
* gcc.target/i386/pr42542-1a.c: Likewise.
* gcc.target/i386/pr42542-1b.c: Likewise.
* gcc.target/i386/pr42542-2.c: Likewise.
* gcc.target/i386/pr42542-2a.c: Likewise.
* gcc.target/i386/pr42542-2b.c: Likewise.
* gcc.target/i386/pr42542-3.c: Likewise.
* gcc.target/i386/pr42542-3a.c: Likewise.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr42542-1.c
trunk/gcc/testsuite/gcc.target/i386/pr42542-1a.c
trunk/gcc/testsuite/gcc.target/i386/pr42542-1b.c
trunk/gcc/testsuite/gcc.target/i386/pr42542-2.c
trunk/gcc/testsuite/gcc.target/i386/pr42542-2a.c
trunk/gcc/testsuite/gcc.target/i386/pr42542-2b.c
trunk/gcc/testsuite/gcc.target/i386/pr42542-3.c
trunk/gcc/testsuite/gcc.target/i386/pr42542-3a.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
trunk/gcc/config/i386/sse.md
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42542
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