--- mozjs-24.2.0/js/src/assembler/jit/ExecutableAllocator.h.orig	2013-10-29 20:40:26.000000000 +0000
+++ mozjs-24.2.0/js/src/assembler/jit/ExecutableAllocator.h	2014-01-22 16:52:53.603726328 +0000
@@ -391,6 +391,12 @@
     {
         reprotectRegion(start, size, Executable);
     }
+#elif WTF_CPU_AARCH64 && WTF_PLATFORM_LINUX
+    static void cacheFlush(void* code, size_t size)
+    {
+        intptr_t end = reinterpret_cast<intptr_t>(code) + size;
+        __builtin___clear_cache(reinterpret_cast<char*>(code), reinterpret_cast<char*>(end));
+    }
 #else
     static void makeWritable(void*, size_t) {}
     static void makeExecutable(void*, size_t) {}
--- mozjs-24.2.0/js/src/assembler/wtf/Platform.h.orig	2013-10-29 20:40:26.000000000 +0000
+++ mozjs-24.2.0/js/src/assembler/wtf/Platform.h	2014-01-22 16:52:53.604726300 +0000
@@ -326,6 +326,10 @@
 #define WTF_THUMB_ARCH_VERSION 0
 #endif
 
+/* CPU(AArch64) - 64-bit ARM */
+#if defined(__aarch64__)
+#define WTF_CPU_AARCH64 1
+#endif
 
 /* WTF_CPU_ARMV5_OR_LOWER - ARM instruction set v5 or earlier */
 /* On ARMv5 and below the natural alignment is required. 
--- mozjs-24.2.0/js/src/configure.in.orig	2013-12-11 22:22:50.000000000 +0000
+++ mozjs-24.2.0/js/src/configure.in	2014-01-22 16:52:53.604726300 +0000
@@ -1018,6 +1018,10 @@
     CPU_ARCH=arm
     ;;
 
+aarch64)
+    CPU_ARCH=aarch64
+    ;;
+
 mips|mipsel)
     CPU_ARCH="mips"
     ;;
--- mozjs-24.2.0/mfbt/double-conversion/utils.h.orig	2014-01-22 16:52:42.596045903 +0000
+++ mozjs-24.2.0/mfbt/double-conversion/utils.h	2014-01-22 16:52:53.605726272 +0000
@@ -58,6 +58,7 @@
     defined(__mips__) || defined(__powerpc__) || \
     defined(__sparc__) || defined(__sparc) || defined(__s390__) || \
     defined(__SH4__) || defined(__alpha__) || \
+    defined(__aarch64__) || \
     defined(_MIPS_ARCH_MIPS32R2)
 #define DOUBLE_CONVERSION_CORRECT_DOUBLE_OPERATIONS 1
 #elif defined(_M_IX86) || defined(__i386__) || defined(__i386)