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[Bug target/48252] ARM neon: problem with consecutive vzip, vuzp and vtrn
- From: "irar at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 18 Apr 2011 07:17:12 +0000
- Subject: [Bug target/48252] ARM neon: problem with consecutive vzip, vuzp and vtrn
- Auto-submitted: auto-generated
- References: <bug-48252-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48252
--- Comment #5 from irar at gcc dot gnu.org 2011-04-18 07:14:26 UTC ---
Author: irar
Date: Mon Apr 18 07:14:22 2011
New Revision: 172639
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=172639
Log:
PR target/48252
* config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
to match neon_vzip/vuzp/vtrn_internal.
* config/arm/neon.md (neon_vtrn<mode>_internal): Make both
outputs explicitly dependent on both inputs.
(neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
Added:
trunk/gcc/testsuite/gcc.target/arm/pr48252.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/arm/arm.c
trunk/gcc/config/arm/neon.md
trunk/gcc/testsuite/ChangeLog