ab4664eb73
2020-11-04 Jan Hubicka <hubicka@ucw.cz> PR ipa/97695 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Fix ICE with in dumping code. (cgraph_node::remove): Save clone info before releasing it and pass it to unregister. * cgraph.h (symtab_node::unregister): Add clone_info parameter. (cgraph_clone::unregister): Likewise. * cgraphclones.c (cgraph_node::find_replacement): Copy clone info * symtab-clones.cc (clone_infos_t::duplicate): Remove. (clone_info::get_create): Simplify. * symtab.c (symtab_node::unregister): Pass around clone info. * varpool.c (varpool_node::remove): Update.
63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
/* Support for virtual clones in symbol table.
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Copyright (C) 2003-2020 Free Software Foundation, Inc.
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Contributed by Jan Hubicka
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "backend.h"
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#include "tree.h"
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#include "gimple.h"
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#include "predict.h"
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#include "target.h"
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#include "rtl.h"
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#include "alloc-pool.h"
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#include "cgraph.h"
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#include "symbol-summary.h"
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#include "symtab-clones.h"
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#include "lto-streamer.h"
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#include "data-streamer.h"
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namespace {
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/* Function summary for clone_infos. */
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class GTY((user)) clone_infos_t: public function_summary <clone_info *>
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{
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public:
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clone_infos_t (symbol_table *table, bool ggc):
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function_summary<clone_info *> (table, ggc) { }
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};
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} /* anon namespace */
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/* Return thunk_info possibly creating new one. */
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clone_info *
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clone_info::get_create (cgraph_node *node)
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{
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if (!symtab->m_clones)
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{
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symtab->m_clones
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= new (ggc_alloc_no_dtor <function_summary <clone_info *>> ())
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function_summary <clone_info *> (symtab, true);
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symtab->m_clones->disable_insertion_hook ();
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symtab->m_clones->disable_duplication_hook ();
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}
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return symtab->m_clones->get_create (node);
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}
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