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diff --git a/deps/v8/src/regexp/regexp-macro-assembler-irregexp-inl.h b/deps/v8/src/regexp/regexp-macro-assembler-irregexp-inl.h
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index 0000000000..b86d28dfb9
--- /dev/null
+++ b/deps/v8/src/regexp/regexp-macro-assembler-irregexp-inl.h
@@ -0,0 +1,61 @@
+// Copyright 2008-2009 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.
+
+#ifndef V8_REGEXP_REGEXP_MACRO_ASSEMBLER_IRREGEXP_INL_H_
+#define V8_REGEXP_REGEXP_MACRO_ASSEMBLER_IRREGEXP_INL_H_
+
+#include "src/ast.h"
+#include "src/regexp/bytecodes-irregexp.h"
+
+namespace v8 {
+namespace internal {
+
+#ifdef V8_INTERPRETED_REGEXP
+
+void RegExpMacroAssemblerIrregexp::Emit(uint32_t byte,
+ uint32_t twenty_four_bits) {
+ uint32_t word = ((twenty_four_bits << BYTECODE_SHIFT) | byte);
+ DCHECK(pc_ <= buffer_.length());
+ if (pc_ + 3 >= buffer_.length()) {
+ Expand();
+ }
+ *reinterpret_cast<uint32_t*>(buffer_.start() + pc_) = word;
+ pc_ += 4;
+}
+
+
+void RegExpMacroAssemblerIrregexp::Emit16(uint32_t word) {
+ DCHECK(pc_ <= buffer_.length());
+ if (pc_ + 1 >= buffer_.length()) {
+ Expand();
+ }
+ *reinterpret_cast<uint16_t*>(buffer_.start() + pc_) = word;
+ pc_ += 2;
+}
+
+
+void RegExpMacroAssemblerIrregexp::Emit8(uint32_t word) {
+ DCHECK(pc_ <= buffer_.length());
+ if (pc_ == buffer_.length()) {
+ Expand();
+ }
+ *reinterpret_cast<unsigned char*>(buffer_.start() + pc_) = word;
+ pc_ += 1;
+}
+
+
+void RegExpMacroAssemblerIrregexp::Emit32(uint32_t word) {
+ DCHECK(pc_ <= buffer_.length());
+ if (pc_ + 3 >= buffer_.length()) {
+ Expand();
+ }
+ *reinterpret_cast<uint32_t*>(buffer_.start() + pc_) = word;
+ pc_ += 4;
+}
+
+#endif // V8_INTERPRETED_REGEXP
+
+} } // namespace v8::internal
+
+#endif // V8_REGEXP_REGEXP_MACRO_ASSEMBLER_IRREGEXP_INL_H_