[compiler,modules] Introduce JS operators for module loads and stores.

src/compiler/js-operator.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/js-operator.h"
 
 #include <limits>
 
 #include "src/base/lazy-instance.h"
 #include "src/compiler/opcodes.h"
@@ skipping 747 matching lines @@
 const Operator* JSOperatorBuilder::StoreContext(size_t depth, size_t index) {
   ContextAccess access(depth, index, false);
   return new (zone()) Operator1<ContextAccess>(  // --
       IrOpcode::kJSStoreContext,                 // opcode
       Operator::kNoRead | Operator::kNoThrow,    // flags
       "JSStoreContext",                          // name
       2, 1, 1, 0, 1, 0,                          // counts
       access);                                   // parameter
 }
 
+const Operator* JSOperatorBuilder::LoadModule(int32_t cell_index) {
+  return new (zone()) Operator1<int32_t>(       // --
+      IrOpcode::kJSLoadModule,                  // opcode
+      Operator::kNoWrite | Operator::kNoThrow,  // flags
+      "JSLoadModule",                           // name
+      1, 1, 1, 1, 1, 0,                         // counts
+      cell_index);                              // parameter
+}
+
+const Operator* JSOperatorBuilder::StoreModule(int32_t cell_index) {
+  return new (zone()) Operator1<int32_t>(      // --
+      IrOpcode::kJSStoreModule,                // opcode
+      Operator::kNoRead | Operator::kNoThrow,  // flags
+      "JSStoreModule",                         // name
+      2, 1, 1, 0, 1, 0,                        // counts
+      cell_index);                             // parameter
+}
 
 const Operator* JSOperatorBuilder::CreateArguments(CreateArgumentsType type) {
   return new (zone()) Operator1<CreateArgumentsType>(         // --
       IrOpcode::kJSCreateArguments, Operator::kEliminatable,  // opcode
       "JSCreateArguments",                                    // name
       1, 1, 0, 1, 1, 0,                                       // counts
       type);                                                  // parameter
 }
 
 
@@ skipping 99 matching lines @@
   return new (zone()) Operator1<Handle<ScopeInfo>>(               // --
       IrOpcode::kJSCreateScriptContext, Operator::kNoProperties,  // opcode
       "JSCreateScriptContext",                                    // name
       1, 1, 1, 1, 1, 2,                                           // counts
       scpope_info);                                               // parameter
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8