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