diff --git a/ChangeLog b/ChangeLog
index 299bc0f04..b187bad49 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2012-12-22 Paulo Andrade <pcpa@gnu.org>
+
+	* lib/jit_ppc-cpu.c, lib/jit_ppc.c: Implement logic for
+	jit_htonr for big endian, so that ppc (big endian) pass the
+	new clobber.tst test case.
+
 2012-12-22 Paulo Andrade <pcpa@gnu.org>
 
 	* lib/jit_arm.c: Correct use of wrong argument offset
diff --git a/lib/jit_ppc-cpu.c b/lib/jit_ppc-cpu.c
index 868fcc1fa..ee1509df1 100644
--- a/lib/jit_ppc-cpu.c
+++ b/lib/jit_ppc-cpu.c
@@ -365,6 +365,11 @@ static jit_word_t _movi_p(jit_state_t*,jit_int32_t,jit_word_t);
 #  define extr_uc(r0,r1)		ANDI_(r0,r0,0xff)
 #  define extr_s(r0,r1)			EXTSH(r0,r1)
 #  define extr_us(r0,r1)		ANDI_(r0,r0,0xffff)
+#  if __BYTE_ORDER == __BIG_ENDIAN
+#    define htonr(r0,r1)		movr(r0,r1)
+#  else
+#    error need htonr implementation
+#  endif
 #  define addr(r0,r1,r2)		ADD(r0,r1,r2)
 #  define addi(r0,r1,i0)		_addi(_jit,r0,r1,i0)
 static void _addi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
diff --git a/lib/jit_ppc.c b/lib/jit_ppc.c
index ddb6ad019..736b4d852 100644
--- a/lib/jit_ppc.c
+++ b/lib/jit_ppc.c
@@ -744,6 +744,7 @@ _jit_emit(jit_state_t *_jit)
 		case_rr(ext, _uc);
 		case_rr(ext, _s);
 		case_rr(ext, _us);
+		case_rr(hton,);
 		case_rr(neg,);
 		case_rr(com,);
 		case_rr(mov,);