diff --git a/src/regexp-macro-assembler-ia32.cc b/src/regexp-macro-assembler-ia32.cc
index c532431b22..c2e0d00a5b 100644
--- a/src/regexp-macro-assembler-ia32.cc
+++ b/src/regexp-macro-assembler-ia32.cc
@@ -531,7 +531,7 @@ void RegExpMacroAssemblerIA32::WriteStackPointerToRegister(int reg) {
 Operand RegExpMacroAssemblerIA32::register_location(
     int register_index) {
   ASSERT(register_index < (1<<30));
-  return Operand(ebp, -((register_index + 1) * sizeof(uint32_t)));
+  return Operand(ebp, -(register_index + 1) * sizeof(uint32_t));
 }
 
 
diff --git a/tools/visual_studio/v8_base.vcproj b/tools/visual_studio/v8_base.vcproj
index f1d6d07f78..f8f8041da4 100644
--- a/tools/visual_studio/v8_base.vcproj
+++ b/tools/visual_studio/v8_base.vcproj
@@ -296,6 +296,18 @@
 				RelativePath="..\..\src\assembler-ia32.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\src\assembler-irregexp-inl.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\assembler-irregexp.cc"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\assembler-irregexp.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\src\assembler.cc"
 				>
@@ -332,6 +344,10 @@
 				RelativePath="..\..\src\builtins.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\src\bytecodes-irregexp.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\src\char-predicates-inl.h"
 				>
@@ -568,6 +584,18 @@
 				RelativePath="..\..\src\interceptors.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\src\interpreter-irregexp.cc"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\interpreter-irregexp.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\jsregexp-inl.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\src\jsregexp.cc"
 				>
@@ -692,6 +720,30 @@
 				RelativePath="..\..\src\property.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\src\regexp-macro-assembler-ia32.cc"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\regexp-macro-assembler-ia32.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\regexp-macro-assembler-irregexp.cc"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\regexp-macro-assembler-irregexp.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\regexp-macro-assembler.cc"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\regexp-macro-assembler.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\src\rewriter.cc"
 				>