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[Bug target/55073] Wrong Neon code generation at -O2 caused by -fschedule-insns
- From: "rearnsha at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 29 Nov 2012 17:51:49 +0000
- Subject: [Bug target/55073] Wrong Neon code generation at -O2 caused by -fschedule-insns
- Auto-submitted: auto-generated
- References: <bug-55073-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55073
--- Comment #1 from Richard Earnshaw <rearnsha at gcc dot gnu.org> 2012-11-29 17:51:49 UTC ---
Author: rearnsha
Date: Thu Nov 29 17:51:40 2012
New Revision: 193943
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193943
Log:
PR target/55073
* arm/neon.md (neon_vtrn<mode>_internal): Split into expand
and insn patterns. Re-order insn arguments to tie inputs to
outputs.
(neon_vzip<mode>_internal): Likewise.
(neon_vuzp<mode>_internal): Likewise.
* gcc.target/arm/pr55073.C: New test.
Added:
trunk/gcc/testsuite/gcc.target/arm/pr55073.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/arm/neon.md
trunk/gcc/testsuite/ChangeLog