[Bug target/48252] ARM neon: problem with consecutive vzip, vuzp and vtrn
irar at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu May 5 07:52:00 GMT 2011
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48252
--- Comment #6 from irar at gcc dot gnu.org 2011-05-05 07:35:03 UTC ---
Author: irar
Date: Thu May 5 07:34:59 2011
New Revision: 173417
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=173417
Log:
Backport from mainline:
2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
Ira Rosen <ira.rosen@linaro.org>
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:
branches/gcc-4_5-branch/gcc/testsuite/gcc.target/arm/pr48252.c
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/config/arm/arm.c
branches/gcc-4_5-branch/gcc/config/arm/neon.md
branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
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