Fix endianism issues in regexp interpreter.

src/regexp-macro-assembler-irregexp-inl.h

Index: src/regexp-macro-assembler-irregexp-inl.h
===================================================================
--- src/regexp-macro-assembler-irregexp-inl.h	(revision 1112)
+++ src/regexp-macro-assembler-irregexp-inl.h	(working copy)
@@ -43,7 +43,7 @@
   if (pc_  + 3 >= buffer_.length()) {
     Expand();
   }
-  Store32(buffer_.start() + pc_, word);
+  *reinterpret_cast<uint32_t*>(buffer_.start() + pc_) = word;
   pc_ += 4;
 }
 
@@ -53,7 +53,7 @@
   if (pc_ + 1 >= buffer_.length()) {
     Expand();
   }
-  Store16(buffer_.start() + pc_, word);
+  *reinterpret_cast<uint16_t*>(buffer_.start() + pc_) = word;
   pc_ += 2;
 }
 
@@ -63,7 +63,7 @@
   if (pc_ + 3 >= buffer_.length()) {
     Expand();
   }
-  Store32(buffer_.start() + pc_, word);
+  *reinterpret_cast<uint32_t*>(buffer_.start() + pc_) = word;
   pc_ += 4;
 }