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[Bug target/54700] Optimize away x<0 as mask argument of a blend.
- From: "jakub 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 2018 14:33:59 +0000
- Subject: [Bug target/54700] Optimize away x<0 as mask argument of a blend.
- Auto-submitted: auto-generated
- References: <bug-54700-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54700
--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Nov 29 14:33:27 2018
New Revision: 266621
URL: https://gcc.gnu.org/viewcvs?rev=266621&root=gcc&view=rev
Log:
PR target/54700
* config/i386/sse.md (ssebytemode): Add V16SI, V8SI and V4SI entries.
(ssefltmodesuffix, ssefltvecmode): New define_mode_attrs.
(*<sse4_1>_blendv<ssemodesuffix><avxsizesuffix>_lt,
*<sse4_1>_blendv<ssefltmodesuffix><avxsizesuffix>_ltint,
*<sse4_1_avx2>_pblendvb_lt): New define_insns.
* g++.target/i386/sse4_1-pr54700-1.C: New test.
* g++.target/i386/sse4_1-pr54700-2.C: New test.
* g++.target/i386/avx-pr54700-1.C: New test.
* g++.target/i386/avx-pr54700-2.C: New test.
* g++.target/i386/avx2-pr54700-1.C: New test.
* g++.target/i386/avx2-pr54700-2.C: New test.
* g++.target/i386/sse4_1-check.h: New file.
* g++.target/i386/avx-check.h: New file.
* g++.target/i386/avx2-check.h: New file.
* g++.target/i386/m128-check.h: New file.
* g++.target/i386/m256-check.h: New file.
* g++.target/i386/avx-os-support.h: New file.
Added:
trunk/gcc/testsuite/g++.target/i386/avx-check.h
trunk/gcc/testsuite/g++.target/i386/avx-os-support.h
trunk/gcc/testsuite/g++.target/i386/avx-pr54700-1.C
trunk/gcc/testsuite/g++.target/i386/avx-pr54700-2.C
trunk/gcc/testsuite/g++.target/i386/avx2-check.h
trunk/gcc/testsuite/g++.target/i386/avx2-pr54700-1.C
trunk/gcc/testsuite/g++.target/i386/avx2-pr54700-2.C
trunk/gcc/testsuite/g++.target/i386/m128-check.h
trunk/gcc/testsuite/g++.target/i386/m256-check.h
trunk/gcc/testsuite/g++.target/i386/sse4_1-check.h
trunk/gcc/testsuite/g++.target/i386/sse4_1-pr54700-1.C
trunk/gcc/testsuite/g++.target/i386/sse4_1-pr54700-2.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/sse.md
trunk/gcc/testsuite/ChangeLog