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

src/interpreter/bytecodes.cc

 // Copyright 2015 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/interpreter/bytecodes.h"
 
 #include "src/frames.h"
 #include "src/interpreter/bytecode-traits.h"
 
 namespace v8 {
@@ skipping 163 matching lines @@
   return bytecode == Bytecode::kJumpIfTrueConstant ||
          bytecode == Bytecode::kJumpIfFalseConstant ||
          bytecode == Bytecode::kJumpIfToBooleanTrueConstant ||
          bytecode == Bytecode::kJumpIfToBooleanFalseConstant ||
          bytecode == Bytecode::kJumpIfNullConstant ||
          bytecode == Bytecode::kJumpIfUndefinedConstant;
 }
 
 
 // static
+bool Bytecodes::IsConditionalJumpConstantWide(Bytecode bytecode) {
+  return bytecode == Bytecode::kJumpIfTrueConstantWide ||
+         bytecode == Bytecode::kJumpIfFalseConstantWide ||
+         bytecode == Bytecode::kJumpIfToBooleanTrueConstantWide ||
+         bytecode == Bytecode::kJumpIfToBooleanFalseConstantWide ||
+         bytecode == Bytecode::kJumpIfNullConstantWide ||
+         bytecode == Bytecode::kJumpIfUndefinedConstantWide;
+}
+
+
+// static
 bool Bytecodes::IsConditionalJump(Bytecode bytecode) {
   return IsConditionalJumpImmediate(bytecode) ||
-         IsConditionalJumpConstant(bytecode);
+         IsConditionalJumpConstant(bytecode) ||
+         IsConditionalJumpConstantWide(bytecode);
 }
 
 
 // static
 bool Bytecodes::IsJumpImmediate(Bytecode bytecode) {
   return bytecode == Bytecode::kJump || IsConditionalJumpImmediate(bytecode);
 }
 
 
 // static
 bool Bytecodes::IsJumpConstant(Bytecode bytecode) {
   return bytecode == Bytecode::kJumpConstant ||
          IsConditionalJumpConstant(bytecode);
 }
 
 
 // static
+bool Bytecodes::IsJumpConstantWide(Bytecode bytecode) {
+  return bytecode == Bytecode::kJumpConstantWide ||
+         IsConditionalJumpConstantWide(bytecode);
+}
+
+
+// static
 bool Bytecodes::IsJump(Bytecode bytecode) {
-  return IsJumpImmediate(bytecode) || IsJumpConstant(bytecode);
+  return IsJumpImmediate(bytecode) || IsJumpConstant(bytecode) ||
+         IsJumpConstantWide(bytecode);
 }
 
 
 // static
 bool Bytecodes::IsJumpOrReturn(Bytecode bytecode) {
   return bytecode == Bytecode::kReturn || IsJump(bytecode);
 }
 
 
 // static
@@ skipping 197 matching lines @@
   }
   if (reg5.is_valid() && reg4.index() + 1 != reg5.index()) {
     return false;
   }
   return true;
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8