[Interpreter] Add support for jumps using constants with wide operands.

src/interpreter/interpreter.cc

Index: src/interpreter/interpreter.cc
diff --git a/src/interpreter/interpreter.cc b/src/interpreter/interpreter.cc
index fce2a3a2a460fdb47cedbbfd3649664984abbe43..a10ab136cf7069285cf9fe2ea689813b2af0676d 100644
--- a/src/interpreter/interpreter.cc
+++ b/src/interpreter/interpreter.cc
@@ -1218,9 +1218,9 @@ void Interpreter::DoJump(compiler::InterpreterAssembler* assembler) {
 }
 
 
-// JumpConstant <idx>
+// JumpConstant <idx8>
 //
-// Jump by number of bytes in the Smi in the |idx| entry in the constant pool.
+// Jump by number of bytes in the Smi in the |idx8| entry in the constant pool.
 void Interpreter::DoJumpConstant(compiler::InterpreterAssembler* assembler) {
   Node* index = __ BytecodeOperandIdx(0);
   Node* constant = __ LoadConstantPoolEntry(index);
@@ -1229,6 +1229,16 @@ void Interpreter::DoJumpConstant(compiler::InterpreterAssembler* assembler) {
 }
 
 
+// JumpConstantWide <idx16>
+//
+// Jump by number of bytes in the Smi in the |idx16| entry in the
+// constant pool.
+void Interpreter::DoJumpConstantWide(
+    compiler::InterpreterAssembler* assembler) {
+  DoJumpConstant(assembler);
+}
+
+
 // JumpIfTrue <imm8>
 //
 // Jump by number of bytes represented by an immediate operand if the
@@ -1241,9 +1251,9 @@ void Interpreter::DoJumpIfTrue(compiler::InterpreterAssembler* assembler) {
 }
 
 
-// JumpIfTrueConstant <idx>
+// JumpIfTrueConstant <idx8>
 //
-// Jump by number of bytes in the Smi in the |idx| entry in the constant pool
+// Jump by number of bytes in the Smi in the |idx8| entry in the constant pool
 // if the accumulator contains true.
 void Interpreter::DoJumpIfTrueConstant(
     compiler::InterpreterAssembler* assembler) {
@@ -1256,6 +1266,16 @@ void Interpreter::DoJumpIfTrueConstant(
 }
 
 
+// JumpIfTrueConstantWide <idx16>
+//
+// Jump by number of bytes in the Smi in the |idx16| entry in the constant pool
+// if the accumulator contains true.
+void Interpreter::DoJumpIfTrueConstantWide(
+    compiler::InterpreterAssembler* assembler) {
+  DoJumpIfTrueConstant(assembler);
+}
+
+
 // JumpIfFalse <imm8>
 //
 // Jump by number of bytes represented by an immediate operand if the
@@ -1268,9 +1288,9 @@ void Interpreter::DoJumpIfFalse(compiler::InterpreterAssembler* assembler) {
 }
 
 
-// JumpIfFalseConstant <idx>
+// JumpIfFalseConstant <idx8>
 //
-// Jump by number of bytes in the Smi in the |idx| entry in the constant pool
+// Jump by number of bytes in the Smi in the |idx8| entry in the constant pool
 // if the accumulator contains false.
 void Interpreter::DoJumpIfFalseConstant(
     compiler::InterpreterAssembler* assembler) {
@@ -1283,6 +1303,16 @@ void Interpreter::DoJumpIfFalseConstant(
 }
 
 
+// JumpIfFalseConstant <idx16>
+//
+// Jump by number of bytes in the Smi in the |idx16| entry in the constant pool
+// if the accumulator contains false.
+void Interpreter::DoJumpIfFalseConstantWide(
+    compiler::InterpreterAssembler* assembler) {
+  DoJumpIfFalseConstant(assembler);
+}
+
+
 // JumpIfToBooleanTrue <imm8>
 //
 // Jump by number of bytes represented by an immediate operand if the object
@@ -1298,9 +1328,9 @@ void Interpreter::DoJumpIfToBooleanTrue(
 }
 
 
-// JumpIfToBooleanTrueConstant <idx>
+// JumpIfToBooleanTrueConstant <idx8>
 //
-// Jump by number of bytes in the Smi in the |idx| entry in the constant pool
+// Jump by number of bytes in the Smi in the |idx8| entry in the constant pool
 // if the object referenced by the accumulator is true when the object is cast
 // to boolean.
 void Interpreter::DoJumpIfToBooleanTrueConstant(
@@ -1316,6 +1346,17 @@ void Interpreter::DoJumpIfToBooleanTrueConstant(
 }
 
 
+// JumpIfToBooleanTrueConstantWide <idx16>
+//
+// Jump by number of bytes in the Smi in the |idx16| entry in the constant pool
+// if the object referenced by the accumulator is true when the object is cast
+// to boolean.
+void Interpreter::DoJumpIfToBooleanTrueConstantWide(
+    compiler::InterpreterAssembler* assembler) {
+  DoJumpIfToBooleanTrueConstant(assembler);
+}
+
+
 // JumpIfToBooleanFalse <imm8>
 //
 // Jump by number of bytes represented by an immediate operand if the object
@@ -1331,9 +1372,9 @@ void Interpreter::DoJumpIfToBooleanFalse(
 }
 
 
-// JumpIfToBooleanFalseConstant <idx>
+// JumpIfToBooleanFalseConstant <idx8>
 //
-// Jump by number of bytes in the Smi in the |idx| entry in the constant pool
+// Jump by number of bytes in the Smi in the |idx8| entry in the constant pool
 // if the object referenced by the accumulator is false when the object is cast
 // to boolean.
 void Interpreter::DoJumpIfToBooleanFalseConstant(
@@ -1349,6 +1390,17 @@ void Interpreter::DoJumpIfToBooleanFalseConstant(
 }
 
 
+// JumpIfToBooleanFalseConstantWide <idx16>
+//
+// Jump by number of bytes in the Smi in the |idx16| entry in the constant pool
+// if the object referenced by the accumulator is false when the object is cast
+// to boolean.
+void Interpreter::DoJumpIfToBooleanFalseConstantWide(
+    compiler::InterpreterAssembler* assembler) {
+  DoJumpIfToBooleanFalseConstant(assembler);
+}
+
+
 // JumpIfNull <imm8>
 //
 // Jump by number of bytes represented by an immediate operand if the object
@@ -1361,9 +1413,9 @@ void Interpreter::DoJumpIfNull(compiler::InterpreterAssembler* assembler) {
 }
 
 
-// JumpIfNullConstant <idx>
+// JumpIfNullConstant <idx8>
 //
-// Jump by number of bytes in the Smi in the |idx| entry in the constant pool
+// Jump by number of bytes in the Smi in the |idx8| entry in the constant pool
 // if the object referenced by the accumulator is the null constant.
 void Interpreter::DoJumpIfNullConstant(
     compiler::InterpreterAssembler* assembler) {
@@ -1376,7 +1428,17 @@ void Interpreter::DoJumpIfNullConstant(
 }
 
 
-// JumpIfUndefined <imm8>
+// JumpIfNullConstantWide <idx16>
+//
+// Jump by number of bytes in the Smi in the |idx16| entry in the constant pool
+// if the object referenced by the accumulator is the null constant.
+void Interpreter::DoJumpIfNullConstantWide(
+    compiler::InterpreterAssembler* assembler) {
+  DoJumpIfNullConstant(assembler);
+}
+
+
+// jumpifundefined <imm8>
 //
 // Jump by number of bytes represented by an immediate operand if the object
 // referenced by the accumulator is the undefined constant.
@@ -1389,9 +1451,9 @@ void Interpreter::DoJumpIfUndefined(compiler::InterpreterAssembler* assembler) {
 }
 
 
-// JumpIfUndefinedConstant <idx>
+// JumpIfUndefinedConstant <idx8>
 //
-// Jump by number of bytes in the Smi in the |idx| entry in the constant pool
+// Jump by number of bytes in the Smi in the |idx8| entry in the constant pool
 // if the object referenced by the accumulator is the undefined constant.
 void Interpreter::DoJumpIfUndefinedConstant(
     compiler::InterpreterAssembler* assembler) {
@@ -1405,6 +1467,16 @@ void Interpreter::DoJumpIfUndefinedConstant(
 }
 
 
+// JumpIfUndefinedConstantWide <idx16>
+//
+// Jump by number of bytes in the Smi in the |idx16| entry in the constant pool
+// if the object referenced by the accumulator is the undefined constant.
+void Interpreter::DoJumpIfUndefinedConstantWide(
+    compiler::InterpreterAssembler* assembler) {
+  DoJumpIfUndefinedConstant(assembler);
+}
+
+
 void Interpreter::DoCreateLiteral(Runtime::FunctionId function_id,
                                   compiler::InterpreterAssembler* assembler) {
   Node* index = __ BytecodeOperandIdx(0);