Add Microblaze support

Signed-off-by: Spenser Gilliland <spenser@gillilanding.com>

diff -Naur libnspr-4.9.6-ori/mozilla/nsprpub/pr/include/md/_linux.cfg libnspr-4.9.6/mozilla/nsprpub/pr/include/md/_linux.cfg
--- libnspr-4.9.6-ori/mozilla/nsprpub/pr/include/md/_linux.cfg	2013-11-10 21:15:04.556139100 -0300
+++ libnspr-4.9.6/mozilla/nsprpub/pr/include/md/_linux.cfg	2013-11-10 21:15:29.332138283 -0300
@@ -914,6 +914,56 @@
 #define PR_BYTES_PER_WORD_LOG2   2
 #define PR_BYTES_PER_DWORD_LOG2  3
 
+#elif defined(__microblaze__)
+
+#if defined(__BIG_ENDIAN__)
+#define IS_BIG_ENDIAN 1
+#undef  IS_LITTLE_ENDIAN
+#else
+#define IS_LITTLE_ENDIAN 1
+#undef  IS_BIG_ENDIAN
+#endif
+
+#define PR_BYTES_PER_BYTE   1
+#define PR_BYTES_PER_SHORT  2
+#define PR_BYTES_PER_INT    4
+#define PR_BYTES_PER_INT64  8
+#define PR_BYTES_PER_LONG   4
+#define PR_BYTES_PER_FLOAT  4
+#define PR_BYTES_PER_DOUBLE 8
+#define PR_BYTES_PER_WORD   4
+#define PR_BYTES_PER_DWORD  8
+
+#define PR_BITS_PER_BYTE    8
+#define PR_BITS_PER_SHORT   16
+#define PR_BITS_PER_INT     32
+#define PR_BITS_PER_INT64   64
+#define PR_BITS_PER_LONG    32
+#define PR_BITS_PER_FLOAT   32
+#define PR_BITS_PER_DOUBLE  64
+#define PR_BITS_PER_WORD    32
+
+#define PR_BITS_PER_BYTE_LOG2   3
+#define PR_BITS_PER_SHORT_LOG2  4
+#define PR_BITS_PER_INT_LOG2    5
+#define PR_BITS_PER_INT64_LOG2  6
+#define PR_BITS_PER_LONG_LOG2   5
+#define PR_BITS_PER_FLOAT_LOG2  5
+#define PR_BITS_PER_DOUBLE_LOG2 6
+#define PR_BITS_PER_WORD_LOG2   5
+
+#define PR_ALIGN_OF_SHORT   2
+#define PR_ALIGN_OF_INT     4
+#define PR_ALIGN_OF_LONG    4
+#define PR_ALIGN_OF_INT64   4
+#define PR_ALIGN_OF_FLOAT   4
+#define PR_ALIGN_OF_DOUBLE  4
+#define PR_ALIGN_OF_POINTER 4
+#define PR_ALIGN_OF_WORD    4
+
+#define PR_BYTES_PER_WORD_LOG2   2
+#define PR_BYTES_PER_DWORD_LOG2  3
+
 #else
 
 #error "Unknown CPU architecture"
diff -Naur libnspr-4.9.6-ori/mozilla/nsprpub/pr/include/md/_linux.h libnspr-4.9.6/mozilla/nsprpub/pr/include/md/_linux.h
--- libnspr-4.9.6.orig/mozilla/nsprpub/pr/include/md/_linux.h	2014-01-10 14:39:20.674107805 -0600
+++ libnspr-4.9.6/mozilla/nsprpub/pr/include/md/_linux.h	2014-01-10 14:44:04.442112985 -0600
@@ -55,6 +55,8 @@
 #define _PR_SI_ARCHITECTURE "avr32"
 #elif defined(__m32r__)
 #define _PR_SI_ARCHITECTURE "m32r"
+#elif defined(__microblaze__)
+#define _PR_SI_ARCHITECTURE "microblaze"
 #elif defined(nios2)
 #define _PR_SI_ARCHITECTURE "nios2"
 #else