Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/cpu/mips/vm/templateTable_mips_64.cpp
src/cpu/mips/vm/templateTable_mips_64.cpp
- changeset 8001
- 76b73e112cb7
- parent 7998
- 367db633bbea
- child 8003
- 8363e2ada4b5
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replaced
| 8000:1510f9dcc0fa | 8001:76b73e112cb7 |
|---|---|
| 97 | 97 |
| 98 // we use S0 as bcp, be sure you have bcp in S0 before you call any of the Template generator | 98 // we use S0 as bcp, be sure you have bcp in S0 before you call any of the Template generator |
| 99 Address TemplateTable::at_bcp(int offset) { | 99 Address TemplateTable::at_bcp(int offset) { |
| 100 assert(_desc->uses_bcp(), "inconsistent uses_bcp information"); | 100 assert(_desc->uses_bcp(), "inconsistent uses_bcp information"); |
| 101 return Address(BCP, offset); | 101 return Address(BCP, offset); |
| 102 } | |
| 103 | |
| 104 // Miscelaneous helper routines | |
| 105 // Store an oop (or NULL) at the address described by obj. | |
| 106 // If val == noreg this means store a NULL | |
| 107 | |
| 108 static void do_oop_store(InterpreterMacroAssembler* _masm, | |
| 109 Address obj, | |
| 110 Register val, | |
| 111 BarrierSet::Name barrier, | |
| 112 bool precise) { | |
| 113 assert(val == noreg || val == V0, "parameter is just for looks"); | |
| 114 switch (barrier) { | |
| 115 #if INCLUDE_ALL_GCS | |
| 116 // case BarrierSet::G1SATBCT: | |
| 117 // case BarrierSet::G1SATBCTLogging: | |
| 118 // { | |
| 119 // // flatten object address if needed | |
| 120 // if (obj.index() == noreg && obj.disp() == 0) { | |
| 121 // if (obj.base() != rdx) { | |
| 122 // __ movq(rdx, obj.base()); | |
| 123 // } | |
| 124 // } else { | |
| 125 // __ leaq(rdx, obj); | |
| 126 // } | |
| 127 // __ g1_write_barrier_pre(rdx /* obj */, | |
| 128 // rbx /* pre_val */, | |
| 129 // r15_thread /* thread */, | |
| 130 // r8 /* tmp */, | |
| 131 // val != noreg /* tosca_live */, | |
| 132 // false /* expand_call */); | |
| 133 // if (val == noreg) { | |
| 134 // __ store_heap_oop_null(Address(rdx, 0)); | |
| 135 // } else { | |
| 136 // // G1 barrier needs uncompressed oop for region cross check. | |
| 137 // Register new_val = val; | |
| 138 // if (UseCompressedOops) { | |
| 139 // new_val = rbx; | |
| 140 // __ movptr(new_val, val); | |
| 141 // } | |
| 142 // __ store_heap_oop(Address(rdx, 0), val); | |
| 143 // __ g1_write_barrier_post(rdx /* store_adr */, | |
| 144 // new_val /* new_val */, | |
| 145 // r15_thread /* thread */, | |
| 146 // r8 /* tmp */, | |
| 147 // rbx /* tmp2 */); | |
| 148 // } | |
| 149 // } | |
| 150 break; | |
| 151 #endif // INCLUDE_ALL_GCS | |
| 152 case BarrierSet::CardTableModRef: | |
| 153 case BarrierSet::CardTableExtension: | |
| 154 { | |
| 155 if (val == noreg) { | |
| 156 __ store_heap_oop_null(obj); | |
| 157 } else { | |
| 158 __ store_heap_oop(obj, val); | |
| 159 // flatten object address if needed | |
| 160 if (!precise || (obj.index() == noreg && obj.disp() == 0)) { | |
| 161 __ store_check(obj.base()); | |
| 162 } else { | |
| 163 //__ leaq(rdx, obj); | |
| 164 //__ store_check(rdx); | |
| 165 } | |
| 166 } | |
| 167 } | |
| 168 break; | |
| 169 case BarrierSet::ModRef: | |
| 170 case BarrierSet::Other: | |
| 171 if (val == noreg) { | |
| 172 __ store_heap_oop_null(obj); | |
| 173 } else { | |
| 174 __ store_heap_oop(obj, val); | |
| 175 } | |
| 176 break; | |
| 177 default : | |
| 178 ShouldNotReachHere(); | |
| 179 | |
| 180 } | |
| 102 } | 181 } |
| 103 | 182 |
| 104 // bytecode folding | 183 // bytecode folding |
| 105 void TemplateTable::patch_bytecode(Bytecodes::Code bc, Register bc_reg, | 184 void TemplateTable::patch_bytecode(Bytecodes::Code bc, Register bc_reg, |
| 106 Register tmp_reg, bool load_bc_into_bc_reg/*=true*/, | 185 Register tmp_reg, bool load_bc_into_bc_reg/*=true*/, |
