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src/hotspot/cpu/x86/c2_MacroAssembler_x86.hpp

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 22  *
 23  */
 24 
 25 #ifndef CPU_X86_C2_MACROASSEMBLER_X86_HPP
 26 #define CPU_X86_C2_MACROASSEMBLER_X86_HPP
 27 
 28 // C2_MacroAssembler contains high-level macros for C2
 29 
 30 public:
 31   // C2 compiled method's prolog code.
 32   void verified_entry(int framesize, int stack_bang_size, bool fp_mode_24b, bool is_stub);
 33 
 34   void emit_entry_barrier_stub(C2EntryBarrierStub* stub);
 35   static int entry_barrier_stub_size();
 36 
 37   Assembler::AvxVectorLen vector_length_encoding(int vlen_in_bytes);
 38 
 39   // Code used by cmpFastLock and cmpFastUnlock mach instructions in .ad file.
 40   // See full description in macroAssembler_x86.cpp.
 41   void fast_lock(Register obj, Register box, Register tmp,
 42                  Register scr, Register cx1, Register cx2,
 43                  RTMLockingCounters* rtm_counters,
 44                  RTMLockingCounters* stack_rtm_counters,
 45                  Metadata* method_data,
 46                  bool use_rtm, bool profile_rtm);
 47   void fast_unlock(Register obj, Register box, Register tmp, bool use_rtm);
 48 
 49 #if INCLUDE_RTM_OPT
 50   void rtm_counters_update(Register abort_status, Register rtm_counters);
 51   void branch_on_random_using_rdtsc(Register tmp, Register scr, int count, Label& brLabel);
 52   void rtm_abort_ratio_calculation(Register tmp, Register rtm_counters_reg,
 53                                    RTMLockingCounters* rtm_counters,
 54                                    Metadata* method_data);
 55   void rtm_profiling(Register abort_status_Reg, Register rtm_counters_Reg,
 56                      RTMLockingCounters* rtm_counters, Metadata* method_data, bool profile_rtm);
 57   void rtm_retry_lock_on_abort(Register retry_count, Register abort_status, Label& retryLabel);
 58   void rtm_retry_lock_on_busy(Register retry_count, Register box, Register tmp, Register scr, Label& retryLabel);
 59   void rtm_stack_locking(Register obj, Register tmp, Register scr,
 60                          Register retry_on_abort_count,
 61                          RTMLockingCounters* stack_rtm_counters,
 62                          Metadata* method_data, bool profile_rtm,

 22  *
 23  */
 24 
 25 #ifndef CPU_X86_C2_MACROASSEMBLER_X86_HPP
 26 #define CPU_X86_C2_MACROASSEMBLER_X86_HPP
 27 
 28 // C2_MacroAssembler contains high-level macros for C2
 29 
 30 public:
 31   // C2 compiled method's prolog code.
 32   void verified_entry(int framesize, int stack_bang_size, bool fp_mode_24b, bool is_stub);
 33 
 34   void emit_entry_barrier_stub(C2EntryBarrierStub* stub);
 35   static int entry_barrier_stub_size();
 36 
 37   Assembler::AvxVectorLen vector_length_encoding(int vlen_in_bytes);
 38 
 39   // Code used by cmpFastLock and cmpFastUnlock mach instructions in .ad file.
 40   // See full description in macroAssembler_x86.cpp.
 41   void fast_lock(Register obj, Register box, Register tmp,
 42                  Register scr, Register cx1, Register cx2, Register thread,
 43                  RTMLockingCounters* rtm_counters,
 44                  RTMLockingCounters* stack_rtm_counters,
 45                  Metadata* method_data,
 46                  bool use_rtm, bool profile_rtm);
 47   void fast_unlock(Register obj, Register box, Register tmp, bool use_rtm);
 48 
 49 #if INCLUDE_RTM_OPT
 50   void rtm_counters_update(Register abort_status, Register rtm_counters);
 51   void branch_on_random_using_rdtsc(Register tmp, Register scr, int count, Label& brLabel);
 52   void rtm_abort_ratio_calculation(Register tmp, Register rtm_counters_reg,
 53                                    RTMLockingCounters* rtm_counters,
 54                                    Metadata* method_data);
 55   void rtm_profiling(Register abort_status_Reg, Register rtm_counters_Reg,
 56                      RTMLockingCounters* rtm_counters, Metadata* method_data, bool profile_rtm);
 57   void rtm_retry_lock_on_abort(Register retry_count, Register abort_status, Label& retryLabel);
 58   void rtm_retry_lock_on_busy(Register retry_count, Register box, Register tmp, Register scr, Label& retryLabel);
 59   void rtm_stack_locking(Register obj, Register tmp, Register scr,
 60                          Register retry_on_abort_count,
 61                          RTMLockingCounters* stack_rtm_counters,
 62                          Metadata* method_data, bool profile_rtm,
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