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/* 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;
}
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