--- webkit-1.4.1.orig/Source/JavaScriptCore/wtf/Platform.h	2011-06-30 12:14:01.572119909 +0200
+++ webkit-1.4.1/Source/JavaScriptCore/wtf/Platform.h	2011-06-30 12:17:00.352382262 +0200
@@ -139,8 +139,9 @@
 
 /* CPU(MIPS) - MIPS 32-bit */
 /* Note: Only O32 ABI is tested, so we enable it for O32 ABI for now.  */
+/* N32 is also tested, without JIT. */
 #if (defined(mips) || defined(__mips__) || defined(MIPS) || defined(_MIPS_)) \
-    && defined(_ABIO32)
+  && (defined(_ABIO32) || defined(_ABIN32))
 #define WTF_CPU_MIPS 1
 #if defined(__MIPSEB__)
 #define WTF_CPU_BIG_ENDIAN 1
@@ -1009,9 +1010,9 @@
 #define ENABLE_JIT 0
 #endif
 
-/* The JIT is enabled by default on all x86, x64-64, ARM & MIPS platforms. */
+/* The JIT is enabled by default on all x86, x64-64, ARM & MIPS O32 platforms. */
 #if !defined(ENABLE_JIT) \
-    && (CPU(X86) || CPU(X86_64) || CPU(ARM) || CPU(MIPS)) \
+    && (CPU(X86) || CPU(X86_64) || CPU(ARM) || (CPU(MIPS) && defined(_ABIO32))) \
     && (OS(DARWIN) || !COMPILER(GCC) || GCC_VERSION_AT_LEAST(4, 1, 0)) \
     && !OS(WINCE)
 #define ENABLE_JIT 1