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119 lines
2.6 KiB
C
119 lines
2.6 KiB
C
/* Internals of libgccjit: implementation of gcc_jit_result
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Copyright (C) 2013-2019 Free Software Foundation, Inc.
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Contributed by David Malcolm <dmalcolm@redhat.com>.
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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
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License 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 "jit-common.h"
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#include "jit-logging.h"
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#include "jit-result.h"
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#include "jit-tempdir.h"
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namespace gcc {
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namespace jit {
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/* Constructor for gcc::jit::result. */
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result::
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result(logger *logger, void *dso_handle, tempdir *tempdir_) :
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log_user (logger),
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m_dso_handle (dso_handle),
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m_tempdir (tempdir_)
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{
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JIT_LOG_SCOPE (get_logger ());
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}
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/* gcc::jit::result's destructor.
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Called implicitly by gcc_jit_result_release. */
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result::~result()
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{
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JIT_LOG_SCOPE (get_logger ());
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dlclose (m_dso_handle);
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/* Responsibility for cleaning up the tempdir (including "fake.so" within
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the filesystem) might have been handed to us by the playback::context,
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so that the cleanup can be delayed (see PR jit/64206).
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If so, clean it up now. */
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delete m_tempdir;
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}
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/* Attempt to locate the given function by name within the
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playback::result, using dlsym.
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Implements the post-error-checking part of
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gcc_jit_result_get_code. */
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void *
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result::
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get_code (const char *funcname)
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{
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JIT_LOG_SCOPE (get_logger ());
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void *code;
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const char *error;
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/* Clear any existing error. */
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dlerror ();
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code = dlsym (m_dso_handle, funcname);
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if ((error = dlerror()) != NULL) {
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fprintf(stderr, "%s\n", error);
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}
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return code;
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}
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/* Attempt to locate the given global by name within the
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playback::result, using dlsym.
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Implements the post-error-checking part of
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gcc_jit_result_get_global. */
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void *
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result::
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get_global (const char *name)
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{
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JIT_LOG_SCOPE (get_logger ());
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void *global;
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const char *error;
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/* Clear any existing error. */
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dlerror ();
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global = dlsym (m_dso_handle, name);
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if ((error = dlerror()) != NULL) {
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fprintf(stderr, "%s\n", error);
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}
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return global;
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}
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} // namespace gcc::jit
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} // namespace gcc
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