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src/hotspot/cpu/sparc/frame_sparc.inline.hpp

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  69 inline int frame::frame_size(RegisterMap* map) const { return sender_sp() - sp(); }
  70 
  71 inline intptr_t* frame::link() const { return (intptr_t *)(fp()[FP->sp_offset_in_saved_window()] + STACK_BIAS); }
  72 
  73 inline intptr_t* frame::unextended_sp() const { return sp() + _sp_adjustment_by_callee; }
  74 
  75 // return address:
  76 
  77 inline address  frame::sender_pc()        const    { return *I7_addr() + pc_return_offset; }
  78 
  79 inline address* frame::I7_addr() const  { return (address*) &sp()[ I7->sp_offset_in_saved_window()]; }
  80 inline address* frame::I0_addr() const  { return (address*) &sp()[ I0->sp_offset_in_saved_window()]; }
  81 
  82 inline address* frame::O7_addr() const  { return (address*) &younger_sp()[ I7->sp_offset_in_saved_window()]; }
  83 inline address* frame::O0_addr() const  { return (address*) &younger_sp()[ I0->sp_offset_in_saved_window()]; }
  84 
  85 inline intptr_t*    frame::sender_sp() const  { return fp(); }
  86 
  87 inline intptr_t* frame::real_fp() const { return fp(); }
  88 
  89 // Used only in frame::oopmapreg_to_location
  90 // This return a value in VMRegImpl::slot_size
  91 inline int frame::pd_oop_map_offset_adjustment() const {
  92   return _sp_adjustment_by_callee * VMRegImpl::slots_per_word;
  93 }
  94 
  95 inline intptr_t** frame::interpreter_frame_locals_addr() const {
  96   return (intptr_t**) sp_addr_at( Llocals->sp_offset_in_saved_window());
  97 }
  98 
  99 inline intptr_t* frame::interpreter_frame_bcp_addr() const {
 100   return (intptr_t*) sp_addr_at( Lbcp->sp_offset_in_saved_window());
 101 }
 102 
 103 inline intptr_t* frame::interpreter_frame_mdp_addr() const {
 104   // %%%%% reinterpreting ImethodDataPtr as a mdx
 105   return (intptr_t*) sp_addr_at( ImethodDataPtr->sp_offset_in_saved_window());
 106 }
 107 
 108 inline jint frame::interpreter_frame_expression_stack_direction() { return -1; }
 109 
 110 // bottom(base) of the expression stack (highest address)
 111 inline intptr_t* frame::interpreter_frame_expression_stack() const {
 112   return (intptr_t*)interpreter_frame_monitors() - 1;
 113 }
 114 


 173 // where LcpoolCache is saved:
 174 inline ConstantPoolCache** frame::interpreter_frame_cpoolcache_addr() const {
 175     return (ConstantPoolCache**)sp_addr_at(LcpoolCache->sp_offset_in_saved_window());
 176   }
 177 
 178 inline ConstantPoolCache** frame::interpreter_frame_cache_addr() const {
 179   return (ConstantPoolCache**)sp_addr_at( LcpoolCache->sp_offset_in_saved_window());
 180 }
 181 
 182 inline oop* frame::interpreter_frame_temp_oop_addr() const {
 183   return (oop *)(fp() + interpreter_frame_oop_temp_offset);
 184 }
 185 
 186 
 187 inline JavaCallWrapper** frame::entry_frame_call_wrapper_addr() const {
 188   // note: adjust this code if the link argument in StubGenerator::call_stub() changes!
 189   const Argument link = Argument(0, false);
 190   return (JavaCallWrapper**)&sp()[link.as_in().as_register()->sp_offset_in_saved_window()];
 191 }
 192 
 193 
 194 inline int frame::local_offset_for_compiler(int local_index, int nof_args, int max_nof_locals, int max_nof_monitors) {
 195    // always allocate non-argument locals 0..5 as if they were arguments:
 196   int allocated_above_frame = nof_args;
 197   if (allocated_above_frame < callee_register_argument_save_area_words)
 198     allocated_above_frame = callee_register_argument_save_area_words;
 199   if (allocated_above_frame > max_nof_locals)
 200     allocated_above_frame = max_nof_locals;
 201 
 202   // Note: monitors (BasicLock blocks) are never allocated in argument slots
 203   //assert(local_index >= 0 && local_index < max_nof_locals, "bad local index");
 204   if (local_index < allocated_above_frame)
 205     return local_index + callee_register_argument_save_area_sp_offset;
 206   else
 207     return local_index - (max_nof_locals + max_nof_monitors*2) + compiler_frame_vm_locals_fp_offset;
 208 }
 209 
 210 inline int frame::monitor_offset_for_compiler(int local_index, int nof_args, int max_nof_locals, int max_nof_monitors) {
 211   assert(local_index >= max_nof_locals && ((local_index - max_nof_locals) & 1) && (local_index - max_nof_locals) < max_nof_monitors*2, "bad monitor index");
 212 
 213   // The compiler uses the __higher__ of two indexes allocated to the monitor.
 214   // Increasing local indexes are mapped to increasing memory locations,
 215   // so the start of the BasicLock is associated with the __lower__ index.
 216 
 217   int offset = (local_index-1) - (max_nof_locals + max_nof_monitors*2) + compiler_frame_vm_locals_fp_offset;
 218 
 219   // We allocate monitors aligned zero mod 8:
 220   assert((offset & 1) == 0, "monitor must be an an even address.");
 221   // This works because all monitors are allocated after
 222   // all locals, and because the highest address corresponding to any
 223   // monitor index is always even.
 224   assert((compiler_frame_vm_locals_fp_offset & 1) == 0, "end of monitors must be even address");
 225 
 226   return offset;
 227 }
 228 
 229 inline int frame::min_local_offset_for_compiler(int nof_args, int max_nof_locals, int max_nof_monitors) {
 230    // always allocate non-argument locals 0..5 as if they were arguments:
 231   int allocated_above_frame = nof_args;
 232   if (allocated_above_frame < callee_register_argument_save_area_words)
 233     allocated_above_frame = callee_register_argument_save_area_words;
 234   if (allocated_above_frame > max_nof_locals)
 235     allocated_above_frame = max_nof_locals;
 236 
 237   int allocated_in_frame = (max_nof_locals + max_nof_monitors*2) - allocated_above_frame;
 238 
 239   return compiler_frame_vm_locals_fp_offset - allocated_in_frame;
 240 }
 241 
 242 // On SPARC, the %lN and %iN registers are non-volatile.
 243 inline bool frame::volatile_across_calls(Register reg) {
 244   // This predicate is (presently) applied only to temporary registers,
 245   // and so it need not recognize non-volatile globals.
 246   return reg->is_out() || reg->is_global();
 247 }
 248 
 249 inline oop  frame::saved_oop_result(RegisterMap* map) const      {
 250   return *((oop*) map->location(O0->as_VMReg()));
 251 }
 252 
 253 inline void frame::set_saved_oop_result(RegisterMap* map, oop obj) {
 254   *((oop*) map->location(O0->as_VMReg())) = obj;
 255 }
 256 
 257 #endif // CPU_SPARC_VM_FRAME_SPARC_INLINE_HPP


  69 inline int frame::frame_size(RegisterMap* map) const { return sender_sp() - sp(); }
  70 
  71 inline intptr_t* frame::link() const { return (intptr_t *)(fp()[FP->sp_offset_in_saved_window()] + STACK_BIAS); }
  72 
  73 inline intptr_t* frame::unextended_sp() const { return sp() + _sp_adjustment_by_callee; }
  74 
  75 // return address:
  76 
  77 inline address  frame::sender_pc()        const    { return *I7_addr() + pc_return_offset; }
  78 
  79 inline address* frame::I7_addr() const  { return (address*) &sp()[ I7->sp_offset_in_saved_window()]; }
  80 inline address* frame::I0_addr() const  { return (address*) &sp()[ I0->sp_offset_in_saved_window()]; }
  81 
  82 inline address* frame::O7_addr() const  { return (address*) &younger_sp()[ I7->sp_offset_in_saved_window()]; }
  83 inline address* frame::O0_addr() const  { return (address*) &younger_sp()[ I0->sp_offset_in_saved_window()]; }
  84 
  85 inline intptr_t*    frame::sender_sp() const  { return fp(); }
  86 
  87 inline intptr_t* frame::real_fp() const { return fp(); }
  88 






  89 inline intptr_t** frame::interpreter_frame_locals_addr() const {
  90   return (intptr_t**) sp_addr_at( Llocals->sp_offset_in_saved_window());
  91 }
  92 
  93 inline intptr_t* frame::interpreter_frame_bcp_addr() const {
  94   return (intptr_t*) sp_addr_at( Lbcp->sp_offset_in_saved_window());
  95 }
  96 
  97 inline intptr_t* frame::interpreter_frame_mdp_addr() const {
  98   // %%%%% reinterpreting ImethodDataPtr as a mdx
  99   return (intptr_t*) sp_addr_at( ImethodDataPtr->sp_offset_in_saved_window());
 100 }
 101 
 102 inline jint frame::interpreter_frame_expression_stack_direction() { return -1; }
 103 
 104 // bottom(base) of the expression stack (highest address)
 105 inline intptr_t* frame::interpreter_frame_expression_stack() const {
 106   return (intptr_t*)interpreter_frame_monitors() - 1;
 107 }
 108 


 167 // where LcpoolCache is saved:
 168 inline ConstantPoolCache** frame::interpreter_frame_cpoolcache_addr() const {
 169     return (ConstantPoolCache**)sp_addr_at(LcpoolCache->sp_offset_in_saved_window());
 170   }
 171 
 172 inline ConstantPoolCache** frame::interpreter_frame_cache_addr() const {
 173   return (ConstantPoolCache**)sp_addr_at( LcpoolCache->sp_offset_in_saved_window());
 174 }
 175 
 176 inline oop* frame::interpreter_frame_temp_oop_addr() const {
 177   return (oop *)(fp() + interpreter_frame_oop_temp_offset);
 178 }
 179 
 180 
 181 inline JavaCallWrapper** frame::entry_frame_call_wrapper_addr() const {
 182   // note: adjust this code if the link argument in StubGenerator::call_stub() changes!
 183   const Argument link = Argument(0, false);
 184   return (JavaCallWrapper**)&sp()[link.as_in().as_register()->sp_offset_in_saved_window()];
 185 }
 186 























































 187 
 188 inline oop  frame::saved_oop_result(RegisterMap* map) const      {
 189   return *((oop*) map->location(O0->as_VMReg()));
 190 }
 191 
 192 inline void frame::set_saved_oop_result(RegisterMap* map, oop obj) {
 193   *((oop*) map->location(O0->as_VMReg())) = obj;
 194 }
 195 
 196 #endif // CPU_SPARC_VM_FRAME_SPARC_INLINE_HPP
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