24 

    24 

    25 #ifndef CPU_X86_VM_MACROASSEMBLER_X86_HPP

    25 #ifndef CPU_X86_VM_MACROASSEMBLER_X86_HPP

    26 #define CPU_X86_VM_MACROASSEMBLER_X86_HPP

    26 #define CPU_X86_VM_MACROASSEMBLER_X86_HPP

    27 

    27 

    28 #include "asm/assembler.hpp"

    28 #include "asm/assembler.hpp"

    29 

    30 

    30 

    31 

    31 // MacroAssembler extends Assembler by frequently used macros.

    32 // MacroAssembler extends Assembler by frequently used macros.

    32 //

    33 //

    33 // Instructions for which a 'better' code sequence exists depending

    34 // Instructions for which a 'better' code sequence exists depending

   292 

   293 

   293   // Stores

   294   // Stores

   294   void store_check(Register obj);                // store check for obj - register is destroyed afterwards

   295   void store_check(Register obj);                // store check for obj - register is destroyed afterwards

   295   void store_check(Register obj, Address dst);   // same as above, dst is exact store location (reg. is destroyed)

   296   void store_check(Register obj, Address dst);   // same as above, dst is exact store location (reg. is destroyed)

   296 

   297 

   298 

   299 

   299   void g1_write_barrier_pre(Register obj,

   300   void g1_write_barrier_pre(Register obj,

   300                             Register pre_val,

   301                             Register pre_val,

   301                             Register thread,

   302                             Register thread,

   302                             Register tmp,

   303                             Register tmp,

   307                              Register new_val,

   308                              Register new_val,

   308                              Register thread,

   309                              Register thread,

   309                              Register tmp,

   310                              Register tmp,

   310                              Register tmp2);

   311                              Register tmp2);

   311 

   312 

   313 

   314 

   314   // split store_check(Register obj) to enhance instruction interleaving

   315   // split store_check(Register obj) to enhance instruction interleaving

   315   void store_check_part_1(Register obj);

   316   void store_check_part_1(Register obj);

   316   void store_check_part_2(Register obj);

   317   void store_check_part_2(Register obj);

   317 

   318