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From: "dominiq at lps dot ens.fr" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/49006] [4.6/4.7 Regression] Missed vectorization due to revision 167531 Date: Fri, 16 Sep 2011 16:19:00 -0000 [thread overview] Message-ID: <bug-49006-4-9UYEPLsEj7@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-49006-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49006 Dominique d'Humieres <dominiq at lps dot ens.fr> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |FIXED --- Comment #11 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-09-16 15:42:03 UTC --- This pr (as well as pr34265) seems to have been fixed between revisions 176696 and 177649: [macbook] lin/test% /opt/gcc/gcc4.7p-176696p1/bin/gfortran -O3 -ffast-math induct_v4.f90 -ftree-vectorizer-verbose=2 ... induct_v4.f90:1728: note: not vectorized: unsupported use in stmt. induct_v4.f90:1711: note: LOOP VECTORIZED. induct_v4.f90:1633: note: LOOP VECTORIZED. induct_v4.f90:1544: note: created 2 versioning for alias checks. induct_v4.f90:1544: note: LOOP VECTORIZED. induct_v4.f90:1449: note: vectorized 3 loops in function. induct_v4.f90:2095: note: LOOP VECTORIZED. induct_v4.f90:2018: note: LOOP VECTORIZED. induct_v4.f90:1925: note: created 2 versioning for alias checks. induct_v4.f90:1925: note: LOOP VECTORIZED. induct_v4.f90:1832: note: vectorized 3 loops in function. ... [macbook] lin/test% time a.out > /dev/null 22.186u 0.023s 0:22.21 99.9% 0+0k 0+3io 0pf+0w [macbook] lin/test% /opt/gcc/gcc4.7p-177649p2/bin/gfortran -O3 -ffast-math induct_v4.f90 -ftree-vectorizer-verbose=2 ... induct_v4.f90:1728: note: not vectorized: unsupported data-type complex(kind=8) induct_v4.f90:1757: note: LOOP VECTORIZED. induct_v4.f90:1711: note: LOOP VECTORIZED. induct_v4.f90:1633: note: LOOP VECTORIZED. induct_v4.f90:1544: note: created 2 versioning for alias checks. induct_v4.f90:1544: note: LOOP VECTORIZED. induct_v4.f90:1449: note: vectorized 4 loops in function. induct_v4.f90:2168: note: LOOP VECTORIZED. induct_v4.f90:2095: note: LOOP VECTORIZED. induct_v4.f90:2018: note: LOOP VECTORIZED. induct_v4.f90:1925: note: created 2 versioning for alias checks. induct_v4.f90:1925: note: LOOP VECTORIZED. induct_v4.f90:1832: note: vectorized 4 loops in function. ... [macbook] lin/test% time a.out > /dev/null 12.657u 0.022s 0:12.68 99.9% 0+0k 0+0io 0pf+0w I am closing this pr as fixed and I'll use pr34265 to track the remaining issues.
prev parent reply other threads:[~2011-09-16 15:44 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-05-15 18:45 [Bug tree-optimization/49006] New: " dominiq at lps dot ens.fr 2011-05-16 9:30 ` [Bug tree-optimization/49006] " rguenther at suse dot de 2011-05-16 10:29 ` dominiq at lps dot ens.fr 2011-05-16 10:50 ` rguenther at suse dot de 2011-05-16 11:39 ` rguenth at gcc dot gnu.org 2011-05-19 12:53 ` irar at il dot ibm.com 2011-05-22 12:46 ` dominiq at lps dot ens.fr 2011-06-27 15:36 ` jakub at gcc dot gnu.org 2011-08-01 14:45 ` rguenth at gcc dot gnu.org 2011-08-01 14:50 ` irar at il dot ibm.com 2011-08-02 8:38 ` rguenther at suse dot de 2011-08-02 9:21 ` irar at il dot ibm.com 2011-08-02 9:25 ` rguenther at suse dot de 2011-09-16 16:19 ` dominiq at lps dot ens.fr [this message]
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