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[Bug target/45336] pextr{b,w,d}, (worse than) redundant extensions
- From: "hjl at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Aug 2010 20:58:26 -0000
- Subject: [Bug target/45336] pextr{b,w,d}, (worse than) redundant extensions
- References: <bug-45336-9709@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from hjl at gcc dot gnu dot org 2010-08-20 20:58 -------
Subject: Bug 45336
Author: hjl
Date: Fri Aug 20 20:57:56 2010
New Revision: 163421
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=163421
Log:
Cast to unsigned short/char first for _mm_extract_epi16/_mm_extract_epi8.
gcc/
2010-08-20 H.J. Lu <hongjiu.lu@intel.com>
PR target/45336
* config/i386/emmintrin.h (_mm_extract_epi16): Cast to unsigned
short first.
* config/i386/smmintrin.h (_mm_extract_epi8): Cast to unsigned
char first.
gcc/testsuite/
2010-08-20 H.J. Lu <hongjiu.lu@intel.com>
PR target/45336
* gcc.target/i386/pr45336-1.c: New.
* gcc.target/i386/pr45336-2.c: Likewise.
* gcc.target/i386/pr45336-3.c: Likewise.
* gcc.target/i386/pr45336-4.c: Likewise.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr45336-1.c
trunk/gcc/testsuite/gcc.target/i386/pr45336-2.c
trunk/gcc/testsuite/gcc.target/i386/pr45336-3.c
trunk/gcc/testsuite/gcc.target/i386/pr45336-4.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/emmintrin.h
trunk/gcc/config/i386/smmintrin.h
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45336