More MIPS support.

Change-Id: I0c2433ecbcfc549720acea53a3ca79a687a87a55
diff --git a/src/globals.h b/src/globals.h
index 35a2113..5f0987a 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -46,6 +46,9 @@
 // ARM instruction alignment. ARM processors require code to be 4-byte aligned.
 const int kArmAlignment = 4;
 
+// MIPS instruction alignment.  MIPS processors require code to be 4-byte aligned.
+const int kMipsAlignment = 4;
+
 // X86 instruction alignment. This is the recommended alignment for maximum performance.
 const int kX86Alignment = 16;