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| author | Jakub Jelinek <jakub@redhat.com> | 2018-12-21 11:37:11 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2018-12-21 11:37:11 +0100 |
| commit | d6b612a76f77e7c9ae7712df9312bbcf4a92f048 (patch) | |
| tree | 910352153ed156492ad084f92249f0efd6be8f32 /gcc/combine.c | |
| parent | 10d26d9dd2653c251a1c182ceac21baaeb45e83e (diff) | |
| download | gcc-d6b612a76f77e7c9ae7712df9312bbcf4a92f048.zip gcc-d6b612a76f77e7c9ae7712df9312bbcf4a92f048.tar.gz gcc-d6b612a76f77e7c9ae7712df9312bbcf4a92f048.tar.bz2 | |
re PR target/88547 (missed optimization for vector comparisons)
PR target/88547
* config/i386/i386.c (ix86_expand_int_sse_cmp): Optimize
x > y ? 0 : -1 into min (x, y) == x ? -1 : 0.
* gcc.target/i386/pr88547-1.c: Expect only 2 knotb and 2 knotw
insns instead of 4, check for vpminud, vpminuq and no vpsubd or
vpsubq.
* gcc.target/i386/sse2-pr88547-1.c: New test.
* gcc.target/i386/sse2-pr88547-2.c: New test.
* gcc.target/i386/sse4_1-pr88547-1.c: New test.
* gcc.target/i386/sse4_1-pr88547-2.c: New test.
* gcc.target/i386/avx2-pr88547-1.c: New test.
* gcc.target/i386/avx2-pr88547-2.c: New test.
* gcc.target/i386/avx512f-pr88547-2.c: New test.
* gcc.target/i386/avx512vl-pr88547-1.c: New test.
* gcc.target/i386/avx512vl-pr88547-2.c: New test.
* gcc.target/i386/avx512vl-pr88547-3.c: New test.
* gcc.target/i386/avx512f_cond_move.c (y): Change from unsigned int
array to int array.
From-SVN: r267322
Diffstat (limited to 'gcc/combine.c')
0 files changed, 0 insertions, 0 deletions