src/share/vm/prims/methodHandles.cpp
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src/share/vm/prims/methodHandles.cpp

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rev 12400 : 8168503: JEP 297: Unified arm32/arm64 Port
Reviewed-by: kvn, enevill, ihse, dholmes, erik, coleenp, cjplummer


   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 #include "precompiled.hpp"
  26 #include "classfile/javaClasses.inline.hpp"
  27 #include "classfile/stringTable.hpp"
  28 #include "code/codeCache.hpp"
  29 #include "code/codeCacheExtensions.hpp"
  30 #include "code/dependencyContext.hpp"
  31 #include "compiler/compileBroker.hpp"
  32 #include "interpreter/interpreter.hpp"
  33 #include "interpreter/oopMapCache.hpp"
  34 #include "interpreter/linkResolver.hpp"
  35 #include "memory/allocation.inline.hpp"
  36 #include "memory/oopFactory.hpp"
  37 #include "memory/resourceArea.hpp"
  38 #include "oops/objArrayOop.inline.hpp"
  39 #include "oops/oop.inline.hpp"
  40 #include "prims/methodHandles.hpp"
  41 #include "runtime/compilationPolicy.hpp"
  42 #include "runtime/javaCalls.hpp"
  43 #include "runtime/timerTrace.hpp"
  44 #include "runtime/reflection.hpp"
  45 #include "runtime/signature.hpp"
  46 #include "runtime/stubRoutines.hpp"
  47 #include "utilities/exceptions.hpp"
  48 
  49 


  77   _adapter_code = MethodHandlesAdapterBlob::create(adapter_code_size);
  78   CodeBuffer code(_adapter_code);
  79   MethodHandlesAdapterGenerator g(&code);
  80   g.generate();
  81   code.log_section_sizes("MethodHandlesAdapterBlob");
  82 }
  83 
  84 //------------------------------------------------------------------------------
  85 // MethodHandlesAdapterGenerator::generate
  86 //
  87 void MethodHandlesAdapterGenerator::generate() {
  88   // Generate generic method handle adapters.
  89   // Generate interpreter entries
  90   for (Interpreter::MethodKind mk = Interpreter::method_handle_invoke_FIRST;
  91        mk <= Interpreter::method_handle_invoke_LAST;
  92        mk = Interpreter::MethodKind(1 + (int)mk)) {
  93     vmIntrinsics::ID iid = Interpreter::method_handle_intrinsic(mk);
  94     StubCodeMark mark(this, "MethodHandle::interpreter_entry", vmIntrinsics::name_at(iid));
  95     address entry = MethodHandles::generate_method_handle_interpreter_entry(_masm, iid);
  96     if (entry != NULL) {
  97       CodeCacheExtensions::handle_generated_pc(entry, vmIntrinsics::name_at(iid));
  98       Interpreter::set_entry_for_kind(mk, entry);
  99     }
 100     // If the entry is not set, it will throw AbstractMethodError.
 101   }
 102 }
 103 
 104 void MethodHandles::set_enabled(bool z) {
 105   if (_enabled != z) {
 106     guarantee(z, "can only enable once");
 107     _enabled = z;
 108   }
 109 }
 110 
 111 // MemberName support
 112 
 113 // import java_lang_invoke_MemberName.*
 114 enum {
 115   IS_METHOD            = java_lang_invoke_MemberName::MN_IS_METHOD,
 116   IS_CONSTRUCTOR       = java_lang_invoke_MemberName::MN_IS_CONSTRUCTOR,
 117   IS_FIELD             = java_lang_invoke_MemberName::MN_IS_FIELD,




   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 #include "precompiled.hpp"
  26 #include "classfile/javaClasses.inline.hpp"
  27 #include "classfile/stringTable.hpp"
  28 #include "code/codeCache.hpp"

  29 #include "code/dependencyContext.hpp"
  30 #include "compiler/compileBroker.hpp"
  31 #include "interpreter/interpreter.hpp"
  32 #include "interpreter/oopMapCache.hpp"
  33 #include "interpreter/linkResolver.hpp"
  34 #include "memory/allocation.inline.hpp"
  35 #include "memory/oopFactory.hpp"
  36 #include "memory/resourceArea.hpp"
  37 #include "oops/objArrayOop.inline.hpp"
  38 #include "oops/oop.inline.hpp"
  39 #include "prims/methodHandles.hpp"
  40 #include "runtime/compilationPolicy.hpp"
  41 #include "runtime/javaCalls.hpp"
  42 #include "runtime/timerTrace.hpp"
  43 #include "runtime/reflection.hpp"
  44 #include "runtime/signature.hpp"
  45 #include "runtime/stubRoutines.hpp"
  46 #include "utilities/exceptions.hpp"
  47 
  48 


  76   _adapter_code = MethodHandlesAdapterBlob::create(adapter_code_size);
  77   CodeBuffer code(_adapter_code);
  78   MethodHandlesAdapterGenerator g(&code);
  79   g.generate();
  80   code.log_section_sizes("MethodHandlesAdapterBlob");
  81 }
  82 
  83 //------------------------------------------------------------------------------
  84 // MethodHandlesAdapterGenerator::generate
  85 //
  86 void MethodHandlesAdapterGenerator::generate() {
  87   // Generate generic method handle adapters.
  88   // Generate interpreter entries
  89   for (Interpreter::MethodKind mk = Interpreter::method_handle_invoke_FIRST;
  90        mk <= Interpreter::method_handle_invoke_LAST;
  91        mk = Interpreter::MethodKind(1 + (int)mk)) {
  92     vmIntrinsics::ID iid = Interpreter::method_handle_intrinsic(mk);
  93     StubCodeMark mark(this, "MethodHandle::interpreter_entry", vmIntrinsics::name_at(iid));
  94     address entry = MethodHandles::generate_method_handle_interpreter_entry(_masm, iid);
  95     if (entry != NULL) {

  96       Interpreter::set_entry_for_kind(mk, entry);
  97     }
  98     // If the entry is not set, it will throw AbstractMethodError.
  99   }
 100 }
 101 
 102 void MethodHandles::set_enabled(bool z) {
 103   if (_enabled != z) {
 104     guarantee(z, "can only enable once");
 105     _enabled = z;
 106   }
 107 }
 108 
 109 // MemberName support
 110 
 111 // import java_lang_invoke_MemberName.*
 112 enum {
 113   IS_METHOD            = java_lang_invoke_MemberName::MN_IS_METHOD,
 114   IS_CONSTRUCTOR       = java_lang_invoke_MemberName::MN_IS_CONSTRUCTOR,
 115   IS_FIELD             = java_lang_invoke_MemberName::MN_IS_FIELD,


src/share/vm/prims/methodHandles.cpp
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