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comparison src/cpu/sparc/vm/c1_MacroAssembler_sparc.cpp @ 2029:6ce496c8fc07

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Merge
author coleenp
date Thu, 16 Dec 2010 09:31:55 -0500
parents ac637b7220d1
children b1a2afa37ec4
comparison
equal deleted inserted replaced
2028:450ece4d8a10 2029:6ce496c8fc07
38 void C1_MacroAssembler::inline_cache_check(Register receiver, Register iCache) { 38 void C1_MacroAssembler::inline_cache_check(Register receiver, Register iCache) {
39 Label L; 39 Label L;
40 const Register temp_reg = G3_scratch; 40 const Register temp_reg = G3_scratch;
41 // Note: needs more testing of out-of-line vs. inline slow case 41 // Note: needs more testing of out-of-line vs. inline slow case
42 verify_oop(receiver); 42 verify_oop(receiver);
43 ld_ptr(receiver, oopDesc::klass_offset_in_bytes(), temp_reg); 43 load_klass(receiver, temp_reg);
44 cmp(temp_reg, iCache); 44 cmp(temp_reg, iCache);
45 brx(Assembler::equal, true, Assembler::pt, L); 45 brx(Assembler::equal, true, Assembler::pt, L);
46 delayed()->nop(); 46 delayed()->nop();
47 AddressLiteral ic_miss(SharedRuntime::get_ic_miss_stub()); 47 AddressLiteral ic_miss(SharedRuntime::get_ic_miss_stub());
48 jump_to(ic_miss, temp_reg); 48 jump_to(ic_miss, temp_reg);
183 if (UseBiasedLocking && !len->is_valid()) { 183 if (UseBiasedLocking && !len->is_valid()) {
184 ld_ptr(klass, Klass::prototype_header_offset_in_bytes() + klassOopDesc::klass_part_offset_in_bytes(), t1); 184 ld_ptr(klass, Klass::prototype_header_offset_in_bytes() + klassOopDesc::klass_part_offset_in_bytes(), t1);
185 } else { 185 } else {
186 set((intx)markOopDesc::prototype(), t1); 186 set((intx)markOopDesc::prototype(), t1);
187 } 187 }
188 st_ptr(t1 , obj, oopDesc::mark_offset_in_bytes ()); 188 st_ptr(t1, obj, oopDesc::mark_offset_in_bytes());
189 st_ptr(klass, obj, oopDesc::klass_offset_in_bytes ()); 189 if (UseCompressedOops) {
190 if (len->is_valid()) st(len , obj, arrayOopDesc::length_offset_in_bytes()); 190 // Save klass
191 mov(klass, t1);
192 encode_heap_oop_not_null(t1);
193 stw(t1, obj, oopDesc::klass_offset_in_bytes());
194 } else {
195 st_ptr(klass, obj, oopDesc::klass_offset_in_bytes());
196 }
197 if (len->is_valid()) st(len, obj, arrayOopDesc::length_offset_in_bytes());
198 else if (UseCompressedOops) {
199 store_klass_gap(G0, obj);
200 }
191 } 201 }
192 202
193 203
194 void C1_MacroAssembler::initialize_body(Register base, Register index) { 204 void C1_MacroAssembler::initialize_body(Register base, Register index) {
195 assert_different_registers(base, index); 205 assert_different_registers(base, index);
233 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise 243 Register var_size_in_bytes, // object size in bytes if unknown at compile time; invalid otherwise
234 int con_size_in_bytes, // object size in bytes if known at compile time 244 int con_size_in_bytes, // object size in bytes if known at compile time
235 Register t1, // temp register 245 Register t1, // temp register
236 Register t2 // temp register 246 Register t2 // temp register
237 ) { 247 ) {
238 const int hdr_size_in_bytes = instanceOopDesc::base_offset_in_bytes(); 248 const int hdr_size_in_bytes = instanceOopDesc::header_size() * HeapWordSize;
239 249
240 initialize_header(obj, klass, noreg, t1, t2); 250 initialize_header(obj, klass, noreg, t1, t2);
241 251
242 #ifdef ASSERT 252 #ifdef ASSERT
243 { 253 {