src/hotspot/cpu/ppc/macroAssembler_ppc.cpp

rev 56646 : 8231757: [ppc] Fix VerifyOops. Errors show since 8231058.
Summary: Also make the checks print the wrong value and where a failure occurred.

*** 3118,3128 ****
  
    ld(oop_result, in_bytes(JavaThread::vm_result_offset()), R16_thread);
    li(R0, 0);
    std(R0, in_bytes(JavaThread::vm_result_offset()), R16_thread);
  
!   verify_oop(oop_result);
  }
  
  void MacroAssembler::get_vm_result_2(Register metadata_result) {
    // Read:
    //   R16_thread
--- 3118,3128 ----
  
    ld(oop_result, in_bytes(JavaThread::vm_result_offset()), R16_thread);
    li(R0, 0);
    std(R0, in_bytes(JavaThread::vm_result_offset()), R16_thread);
  
!   verify_oop(oop_result, FILE_AND_LINE);
  }
  
  void MacroAssembler::get_vm_result_2(Register metadata_result) {
    // Read:
    //   R16_thread
*** 4915,4924 ****
--- 4915,4931 ----
    if (VerifyThread) {
      unimplemented("'VerifyThread' currently not implemented on PPC");
    }
  }
  
+ void MacroAssembler::verify_coop(Register coop, const char* msg) {
+   if (!VerifyOops) { return; }
+   if (UseCompressedOops) { decode_heap_oop(coop); }
+   verify_oop(coop, msg);
+   if (UseCompressedOops) { encode_heap_oop(coop, coop); }
+ }
+ 
  // READ: oop. KILL: R0. Volatile floats perhaps.
  void MacroAssembler::verify_oop(Register oop, const char* msg) {
    if (!VerifyOops) {
      return;
    }