Changeset 59817 in webkit for trunk/JavaScriptCore/bytecode/CodeBlock.cpp

Timestamp:

May 19, 2010, 9:57:20 PM (15 years ago)

Author:

[email protected]

Message:

Bug 39399 - Move responsibility for verifying constructors return objects from the caller to the callee.

Reviewed by Geoff Garen.

This is a necessary step to move object creation from caller to callee.

• bytecode/CodeBlock.cpp:

(JSC::CodeBlock::dump):

• bytecode/Opcode.h:
• bytecompiler/BytecodeGenerator.cpp:

(JSC::BytecodeGenerator::BytecodeGenerator):
(JSC::BytecodeGenerator::emitReturn):
(JSC::BytecodeGenerator::emitConstruct):

• bytecompiler/BytecodeGenerator.h:

(JSC::BytecodeGenerator::isConstructor):

• bytecompiler/NodesCodegen.cpp:

(JSC::FunctionBodyNode::emitBytecode):

• interpreter/Interpreter.cpp:

(JSC::Interpreter::privateExecute):

• jit/JIT.cpp:

(JSC::JIT::privateCompileMainPass):
(JSC::JIT::privateCompileSlowCases):

• jit/JIT.h:
• jit/JITCall.cpp:

(JSC::JIT::emit_op_constructor_ret):

• jit/JITOpcodes.cpp:

(JSC::JIT::emit_op_constructor_ret):

File:

• trunk/JavaScriptCore/bytecode/CodeBlock.cpp (modified) (2 diffs)

trunk/JavaScriptCore/bytecode/CodeBlock.cpp

@@ -1072 +1072 @@
             break;
         }
+        case op_constructor_ret: {
+            int r0 = (++it)->u.operand;
+            int r1 = (++it)->u.operand;
+            printf("[%4d] constructor_ret\t\t %s %s\n", location, registerName(exec, r0).data(), registerName(exec, r1).data());
+            break;
+        }
         case op_construct: {
             int dst = (++it)->u.operand;
@@ -1080 +1086 @@
             int thisRegister = (++it)->u.operand;
             printf("[%4d] construct\t %s, %s, %d, %d, %s, %s\n", location, registerName(exec, dst).data(), registerName(exec, func).data(), argCount, registerOffset, registerName(exec, proto).data(), registerName(exec, thisRegister).data());
-            break;
-        }
-        case op_construct_verify: {
-            int r0 = (++it)->u.operand;
-            int r1 = (++it)->u.operand;
-            printf("[%4d] construct_verify\t %s, %s\n", location, registerName(exec, r0).data(), registerName(exec, r1).data());
             break;
         }