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From: "izamyatin at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/49946] Thread jumps confuse loop unrolling Date: Mon, 08 Aug 2011 11:35:00 -0000 [thread overview] Message-ID: <bug-49946-4-CwqyQ8omKv@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-49946-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49946 --- Comment #2 from Igor Zamyatin <izamyatin at gmail dot com> 2011-08-08 11:35:32 UTC --- cunrolli does not handle the loop in the testcase because of the condition "ul == UL_NO_GROWTH && unr_insns > ninsns" in try_unroll_loop_completely. Meanwhile may_increase_size is true in tree_unroll_loops_completely.
next prev parent reply other threads:[~2011-08-08 11:35 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-08-02 14:41 [Bug middle-end/49946] New: " izamyatin at gmail dot com 2011-08-03 15:27 ` [Bug middle-end/49946] " izamyatin at gmail dot com 2011-08-08 11:35 ` izamyatin at gmail dot com [this message] 2021-11-29 6:34 ` [Bug tree-optimization/49946] " pinskia at gcc dot gnu.org 2021-12-09 9:30 ` marxin at gcc dot gnu.org 2024-03-17 1:20 ` pinskia at gcc dot gnu.org
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