8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_OOPS_ACCESS_INLINE_HPP
26 #define SHARE_OOPS_ACCESS_INLINE_HPP
27
28 #include "gc/shared/barrierSetConfig.inline.hpp"
29 #include "oops/access.hpp"
30 #include "oops/accessBackend.inline.hpp"
31
32 // This file outlines the last 2 steps of the template pipeline of accesses going through
33 // the Access API.
34 // * Step 5.a: Barrier resolution. This step is invoked the first time a runtime-dispatch
35 // happens for an access. The appropriate BarrierSet::AccessBarrier accessor
36 // is resolved, then the function pointer is updated to that accessor for
37 // future invocations.
38 // * Step 5.b: Post-runtime dispatch. This step now casts previously unknown types such
39 // as the address type of an oop on the heap (is it oop* or narrowOop*) to
40 // the appropriate type. It also splits sufficiently orthogonal accesses into
41 // different functions, such as whether the access involves oops or primitives
42 // and whether the access is performed on the heap or outside. Then the
43 // appropriate BarrierSet::AccessBarrier is called to perform the access.
44
45 namespace AccessInternal {
46 // Step 5.b: Post-runtime dispatch.
47 // This class is the last step before calling the BarrierSet::AccessBarrier.
|
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_OOPS_ACCESS_INLINE_HPP
26 #define SHARE_OOPS_ACCESS_INLINE_HPP
27
28 #include "gc/shared/barrierSet.inline.hpp"
29 #include "gc/shared/barrierSetConfig.inline.hpp"
30 #include "oops/access.hpp"
31 #include "oops/accessBackend.inline.hpp"
32
33 // This file outlines the last 2 steps of the template pipeline of accesses going through
34 // the Access API.
35 // * Step 5.a: Barrier resolution. This step is invoked the first time a runtime-dispatch
36 // happens for an access. The appropriate BarrierSet::AccessBarrier accessor
37 // is resolved, then the function pointer is updated to that accessor for
38 // future invocations.
39 // * Step 5.b: Post-runtime dispatch. This step now casts previously unknown types such
40 // as the address type of an oop on the heap (is it oop* or narrowOop*) to
41 // the appropriate type. It also splits sufficiently orthogonal accesses into
42 // different functions, such as whether the access involves oops or primitives
43 // and whether the access is performed on the heap or outside. Then the
44 // appropriate BarrierSet::AccessBarrier is called to perform the access.
45
46 namespace AccessInternal {
47 // Step 5.b: Post-runtime dispatch.
48 // This class is the last step before calling the BarrierSet::AccessBarrier.
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