--- old/src/hotspot/cpu/aarch64/macroAssembler_aarch64.hpp	2018-07-09 18:34:56.856661551 +0300
+++ new/src/hotspot/cpu/aarch64/macroAssembler_aarch64.hpp	2018-07-09 18:34:56.680650320 +0300
@@ -180,8 +180,8 @@
 
   template<class T>
   inline void cmpw(Register Rd, T imm)  { subsw(zr, Rd, imm); }
-  // imm is limited to 12 bits.
-  inline void cmp(Register Rd, unsigned imm)  { subs(zr, Rd, imm); }
+
+  inline void cmp(Register Rd, unsigned char imm8)  { subs(zr, Rd, imm8); }
 
   inline void cmnw(Register Rd, unsigned imm) { addsw(zr, Rd, imm); }
   inline void cmn(Register Rd, unsigned imm) { adds(zr, Rd, imm); }