test/compiler/jvmci/jdk.vm.ci.code.test/src/jdk/vm/ci/code/test/amd64/AMD64TestAssembler.java

*** 83,98 ****
          code.emitInt(size);
      }
  
      @Override
      public Register emitIntArg0() {
!         return codeCache.getRegisterConfig().getCallingConventionRegisters(HotSpotCallingConventionType.JavaCall, JavaKind.Int)[0];
      }
  
      @Override
      public Register emitIntArg1() {
!         return codeCache.getRegisterConfig().getCallingConventionRegisters(HotSpotCallingConventionType.JavaCall, JavaKind.Int)[1];
      }
  
      private void emitREX(boolean w, int r, int x, int b) {
          int wrxb = (w ? 0x08 : 0) | ((r >> 3) << 2) | ((x >> 3) << 1) | (b >> 3);
          if (wrxb != 0) {
--- 83,98 ----
          code.emitInt(size);
      }
  
      @Override
      public Register emitIntArg0() {
!         return codeCache.getRegisterConfig().getCallingConventionRegisters(HotSpotCallingConventionType.JavaCall, JavaKind.Int).get(0);
      }
  
      @Override
      public Register emitIntArg1() {
!         return codeCache.getRegisterConfig().getCallingConventionRegisters(HotSpotCallingConventionType.JavaCall, JavaKind.Int).get(1);
      }
  
      private void emitREX(boolean w, int r, int x, int b) {
          int wrxb = (w ? 0x08 : 0) | ((r >> 3) << 2) | ((x >> 3) << 1) | (b >> 3);
          if (wrxb != 0) {