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From: "mkuvyrkov at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/42495] redundant memory load Date: Tue, 27 Jul 2010 19:48:00 -0000 [thread overview] Message-ID: <20100727194832.16052.qmail@sourceware.org> (raw) In-Reply-To: <bug-42495-17659@http.gcc.gnu.org/bugzilla/> ------- Comment #10 from mkuvyrkov at gcc dot gnu dot org 2010-07-27 19:48 ------- Subject: Bug 42495 Author: mkuvyrkov Date: Tue Jul 27 19:48:15 2010 New Revision: 162597 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=162597 Log: PR target/42495 PR middle-end/42574 * basic-block.h (get_dominated_to_depth): Declare. * dominance.c (get_dominated_to_depth): New function, use get_all_dominated_blocks as a base. (get_all_dominated_blocks): Use get_dominated_to_depth. * gcse.c (occr_t, VEC (occr_t, heap)): Define. (hoist_exprs): Remove. (alloc_code_hoist_mem, free_code_hoist_mem): Update. (compute_code_hoist_vbeinout): Add debug print outs. (hoist_code): Partially rewrite, simplify. Use get_dominated_to_depth. * params.def (PARAM_MAX_HOIST_DEPTH): New parameter to avoid quadratic behavior. * params.h (MAX_HOIST_DEPTH): New macro. * doc/invoke.texi (max-hoist-depth): Document. Modified: trunk/gcc/ChangeLog trunk/gcc/basic-block.h trunk/gcc/doc/invoke.texi trunk/gcc/dominance.c trunk/gcc/gcse.c trunk/gcc/params.def trunk/gcc/params.h -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42495
next prev parent reply other threads:[~2010-07-27 19:48 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2009-12-25 7:51 [Bug target/42495] New: " carrot at google dot com 2009-12-25 7:51 ` [Bug target/42495] " carrot at google dot com 2009-12-25 7:52 ` carrot at google dot com 2009-12-31 15:35 ` rguenth at gcc dot gnu dot org 2010-03-19 15:12 ` ramana at gcc dot gnu dot org 2010-03-21 9:18 ` carrot at google dot com 2010-06-08 10:41 ` mkuvyrkov at gcc dot gnu dot org 2010-07-27 19:35 ` mkuvyrkov at gcc dot gnu dot org 2010-07-27 19:38 ` mkuvyrkov at gcc dot gnu dot org 2010-07-27 19:42 ` mkuvyrkov at gcc dot gnu dot org 2010-07-27 19:45 ` mkuvyrkov at gcc dot gnu dot org 2010-07-27 19:48 ` mkuvyrkov at gcc dot gnu dot org [this message] 2010-07-27 21:07 ` mkuvyrkov at gcc dot gnu dot org 2010-07-27 21:11 ` mkuvyrkov at gcc dot gnu dot org
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