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comparison src/cpu/x86/vm/c1_MacroAssembler_x86.cpp @ 12226:7944aba7ba41

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8015107: NPG: Use consistent naming for metaspace concepts Reviewed-by: coleenp, mgerdin, hseigel
author ehelin
date Mon, 12 Aug 2013 17:37:02 +0200
parents 8e47bac5643a
children cefad50507d8 de6a9e811145
comparison
equal deleted inserted replaced
12186:313b724f8911 12226:7944aba7ba41
155 } else { 155 } else {
156 // This assumes that all prototype bits fit in an int32_t 156 // This assumes that all prototype bits fit in an int32_t
157 movptr(Address(obj, oopDesc::mark_offset_in_bytes ()), (int32_t)(intptr_t)markOopDesc::prototype()); 157 movptr(Address(obj, oopDesc::mark_offset_in_bytes ()), (int32_t)(intptr_t)markOopDesc::prototype());
158 } 158 }
159 #ifdef _LP64 159 #ifdef _LP64
160 if (UseCompressedKlassPointers) { // Take care not to kill klass 160 if (UseCompressedClassPointers) { // Take care not to kill klass
161 movptr(t1, klass); 161 movptr(t1, klass);
162 encode_klass_not_null(t1); 162 encode_klass_not_null(t1);
163 movl(Address(obj, oopDesc::klass_offset_in_bytes()), t1); 163 movl(Address(obj, oopDesc::klass_offset_in_bytes()), t1);
164 } else 164 } else
165 #endif 165 #endif
169 169
170 if (len->is_valid()) { 170 if (len->is_valid()) {
171 movl(Address(obj, arrayOopDesc::length_offset_in_bytes()), len); 171 movl(Address(obj, arrayOopDesc::length_offset_in_bytes()), len);
172 } 172 }
173 #ifdef _LP64 173 #ifdef _LP64
174 else if (UseCompressedKlassPointers) { 174 else if (UseCompressedClassPointers) {
175 xorptr(t1, t1); 175 xorptr(t1, t1);
176 store_klass_gap(obj, t1); 176 store_klass_gap(obj, t1);
177 } 177 }
178 #endif 178 #endif
179 } 179 }
332 // explicit NULL check not needed since load from [klass_offset] causes a trap 332 // explicit NULL check not needed since load from [klass_offset] causes a trap
333 // check against inline cache 333 // check against inline cache
334 assert(!MacroAssembler::needs_explicit_null_check(oopDesc::klass_offset_in_bytes()), "must add explicit null check"); 334 assert(!MacroAssembler::needs_explicit_null_check(oopDesc::klass_offset_in_bytes()), "must add explicit null check");
335 int start_offset = offset(); 335 int start_offset = offset();
336 336
337 if (UseCompressedKlassPointers) { 337 if (UseCompressedClassPointers) {
338 load_klass(rscratch1, receiver); 338 load_klass(rscratch1, receiver);
339 cmpptr(rscratch1, iCache); 339 cmpptr(rscratch1, iCache);
340 } else { 340 } else {
341 cmpptr(iCache, Address(receiver, oopDesc::klass_offset_in_bytes())); 341 cmpptr(iCache, Address(receiver, oopDesc::klass_offset_in_bytes()));
342 } 342 }
343 // if icache check fails, then jump to runtime routine 343 // if icache check fails, then jump to runtime routine
344 // Note: RECEIVER must still contain the receiver! 344 // Note: RECEIVER must still contain the receiver!
345 jump_cc(Assembler::notEqual, 345 jump_cc(Assembler::notEqual,
346 RuntimeAddress(SharedRuntime::get_ic_miss_stub())); 346 RuntimeAddress(SharedRuntime::get_ic_miss_stub()));
347 const int ic_cmp_size = LP64_ONLY(10) NOT_LP64(9); 347 const int ic_cmp_size = LP64_ONLY(10) NOT_LP64(9);
348 assert(UseCompressedKlassPointers || offset() - start_offset == ic_cmp_size, "check alignment in emit_method_entry"); 348 assert(UseCompressedClassPointers || offset() - start_offset == ic_cmp_size, "check alignment in emit_method_entry");
349 } 349 }
350 350
351 351
352 void C1_MacroAssembler::build_frame(int frame_size_in_bytes) { 352 void C1_MacroAssembler::build_frame(int frame_size_in_bytes) {
353 // Make sure there is enough stack space for this method's activation. 353 // Make sure there is enough stack space for this method's activation.