1 /* brig-fbarrier-handler.cc -- brig fbarrier directive handling 2 Copyright (C) 2016-2020 Free Software Foundation, Inc. 3 Contributed by Pekka Jaaskelainen <pekka.jaaskelainen@parmance.com> 4 for General Processor Tech. 5 6 This file is part of GCC. 7 8 GCC is free software; you can redistribute it and/or modify it under 9 the terms of the GNU General Public License as published by the Free 10 Software Foundation; either version 3, or (at your option) any later 11 version. 12 13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 14 WARRANTY; without even the implied warranty of MERCHANTABILITY or 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 16 for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with GCC; see the file COPYING3. If not see 20 <http://www.gnu.org/licenses/>. */ 21 22 #include "brig-code-entry-handler.h" 23 24 #include "stringpool.h" 25 #include "errors.h" 26 27 /* Allocate this many bytes from the group segment for each fbarrier. */ 28 #define FBARRIER_STRUCT_SIZE 32 29 30 size_t operator ()(const BrigBase * base)31brig_directive_fbarrier_handler::operator () (const BrigBase *base) 32 { 33 /* Model fbarriers as group segment variables with fixed size 34 large enough to store whatever data the actual target needs 35 to store to maintain the barrier info. The handle is the 36 offset to the beginning of the object. */ 37 38 const BrigDirectiveFbarrier* fbar = (const BrigDirectiveFbarrier*)base; 39 if (m_parent.m_cf != NULL) 40 m_parent.m_cf->m_function_scope_vars.insert (base); 41 std::string var_name = m_parent.get_mangled_name (fbar); 42 m_parent.add_group_variable (var_name, FBARRIER_STRUCT_SIZE, 1, 43 m_parent.m_cf != NULL); 44 return base->byteCount; 45 } 46