src/hotspot/cpu/ppc/disassembler_ppc.cpp

rev 59326 : 8244949: [PPC64] Reengineer assembler stop function
Reviewed-by:

*** 162,171 ****
--- 162,173 ----
    // Align at next tab position.
    const uint tabspacing  = 8;
    const uint pos         = st->position();
    const uint aligned_pos = ((pos+tabspacing-1)/tabspacing)*tabspacing;
  
+   int stop_type = -1;
+ 
    if (MacroAssembler::is_bcxx(instruction)) {
      st->print(",bo=0b");
      print_instruction_bits(st, instruction, 6, 10);
      print_decoded_bo_bits(st, instruction, 10);
    } else if (MacroAssembler::is_bctr(instruction) ||
*** 178,199 ****
      st->print(",bh=0b");
      print_instruction_bits(st, instruction, 19, 20);
      print_decoded_bh_bits(st, instruction, 20,
                            !(MacroAssembler::is_bctr(instruction) ||
                              MacroAssembler::is_bctrl(instruction)));
-   } else if (MacroAssembler::is_trap_should_not_reach_here(instruction)) {
-     st->fill_to(aligned_pos + tabspacing);
-     st->print(";trap: should not reach here");
    } else if (MacroAssembler::is_trap_null_check(instruction)) {
      st->fill_to(aligned_pos + tabspacing);
      st->print(";trap: null check");
    } else if (MacroAssembler::is_trap_range_check(instruction)) {
      st->fill_to(aligned_pos + tabspacing);
      st->print(";trap: range check");
    } else if (MacroAssembler::is_trap_ic_miss_check(instruction)) {
      st->fill_to(aligned_pos + tabspacing);
      st->print(";trap: ic miss check");
!   } else if (MacroAssembler::is_trap_zombie_not_entrant(instruction)) {
      st->fill_to(aligned_pos + tabspacing);
!     st->print(";trap: zombie");
    }
  }
--- 180,198 ----
      st->print(",bh=0b");
      print_instruction_bits(st, instruction, 19, 20);
      print_decoded_bh_bits(st, instruction, 20,
                            !(MacroAssembler::is_bctr(instruction) ||
                              MacroAssembler::is_bctrl(instruction)));
    } else if (MacroAssembler::is_trap_null_check(instruction)) {
      st->fill_to(aligned_pos + tabspacing);
      st->print(";trap: null check");
    } else if (MacroAssembler::is_trap_range_check(instruction)) {
      st->fill_to(aligned_pos + tabspacing);
      st->print(";trap: range check");
    } else if (MacroAssembler::is_trap_ic_miss_check(instruction)) {
      st->fill_to(aligned_pos + tabspacing);
      st->print(";trap: ic miss check");
!   } else if ((stop_type = MacroAssembler::tdi_get_si16(instruction, Assembler::traptoUnconditional, 0)) != -1) {
      st->fill_to(aligned_pos + tabspacing);
!     st->print(";trap: stop type %d", stop_type);
    }
  }