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[Bug target/66369] gcc 4.8.3/5.1.0 miss optimisation with vpmovmskb
- From: "uros at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 04 Jun 2015 10:06:43 +0000
- Subject: [Bug target/66369] gcc 4.8.3/5.1.0 miss optimisation with vpmovmskb
- Auto-submitted: auto-generated
- References: <bug-66369-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66369
--- Comment #6 from uros at gcc dot gnu.org ---
Author: uros
Date: Thu Jun 4 10:06:11 2015
New Revision: 224120
URL: https://gcc.gnu.org/viewcvs?rev=224120&root=gcc&view=rev
Log:
PR target/66369
* config/i386/sse.md (<sse2_avx2>_pmovmsk): Merge from avx2_pmovmskb
and sse2_pmovmskb using VI1_AVX2 mode iterator.
(*<sse>_movmsk<ssemodesuffix><avxsizesuffix>_zext): New insn pattern.
(*<sse2_avx2>_pmovmskb_zext): Ditto.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/sse.md