src/hotspot/cpu/arm/c1_LIRAssembler_arm.cpp

remove c1 runtime1 medium slowpath

*** 2775,2813 ****
      // pass length argument on SP[0]
      __ str(length, Address(SP, -2*wordSize, pre_indexed));  // 2 words for a proper stack alignment
  #endif // AARCH64
  
      address copyfunc_addr = StubRoutines::generic_arraycopy();
!     if (copyfunc_addr == NULL) { // Use C version if stub was not generated
!       __ call(CAST_FROM_FN_PTR(address, Runtime1::arraycopy));
!     } else {
  #ifndef PRODUCT
!       if (PrintC1Statistics) {
!         __ inc_counter((address)&Runtime1::_generic_arraycopystub_cnt, tmp, tmp2);
!       }
! #endif // !PRODUCT
!       // the stub is in the code cache so close enough
!       __ call(copyfunc_addr, relocInfo::runtime_call_type);
      }
  
  #ifdef AARCH64
      __ raw_pop(length, ZR);
  #else
      __ add(SP, SP, 2*wordSize);
  #endif // AARCH64
  
      __ cbz_32(R0, *stub->continuation());
  
!     if (copyfunc_addr != NULL) {
!       __ mvn_32(tmp, R0);
!       restore_from_reserved_area(R0, R1, R2, R3);  // load saved arguments in slow case only
!       __ sub_32(length, length, tmp);
!       __ add_32(src_pos, src_pos, tmp);
!       __ add_32(dst_pos, dst_pos, tmp);
!     } else {
!       restore_from_reserved_area(R0, R1, R2, R3);  // load saved arguments in slow case only
!     }
  
      __ b(*stub->entry());
  
      __ bind(*stub->continuation());
      return;
--- 2775,2806 ----
      // pass length argument on SP[0]
      __ str(length, Address(SP, -2*wordSize, pre_indexed));  // 2 words for a proper stack alignment
  #endif // AARCH64
  
      address copyfunc_addr = StubRoutines::generic_arraycopy();
!     assert(copyfunc_addr != NULL, "generic arraycopy stub required");
  #ifndef PRODUCT
!     if (PrintC1Statistics) {
!       __ inc_counter((address)&Runtime1::_generic_arraycopystub_cnt, tmp, tmp2);
      }
+ #endif // !PRODUCT
+     // the stub is in the code cache so close enough
+     __ call(copyfunc_addr, relocInfo::runtime_call_type);
  
  #ifdef AARCH64
      __ raw_pop(length, ZR);
  #else
      __ add(SP, SP, 2*wordSize);
  #endif // AARCH64
  
      __ cbz_32(R0, *stub->continuation());
  
!     __ mvn_32(tmp, R0);
!     restore_from_reserved_area(R0, R1, R2, R3);  // load saved arguments in slow case only
!     __ sub_32(length, length, tmp);
!     __ add_32(src_pos, src_pos, tmp);
!     __ add_32(dst_pos, dst_pos, tmp);
  
      __ b(*stub->entry());
  
      __ bind(*stub->continuation());
      return;