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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_ARM64 | 7 #if V8_TARGET_ARCH_ARM64 |
8 | 8 |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/ic-inl.h" | 10 #include "src/ic-inl.h" |
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1269 Register* StoreStubCompiler::registers() { | 1269 Register* StoreStubCompiler::registers() { |
1270 // receiver, value, scratch1, scratch2, scratch3. | 1270 // receiver, value, scratch1, scratch2, scratch3. |
1271 Register receiver = StoreIC::ReceiverRegister(); | 1271 Register receiver = StoreIC::ReceiverRegister(); |
1272 Register name = StoreIC::NameRegister(); | 1272 Register name = StoreIC::NameRegister(); |
1273 static Register registers[] = { receiver, name, x3, x4, x5 }; | 1273 static Register registers[] = { receiver, name, x3, x4, x5 }; |
1274 return registers; | 1274 return registers; |
1275 } | 1275 } |
1276 | 1276 |
1277 | 1277 |
1278 Register* KeyedStoreStubCompiler::registers() { | 1278 Register* KeyedStoreStubCompiler::registers() { |
1279 // receiver, name, scratch1/map, scratch2, scratch3. | 1279 // receiver, name, scratch1, scratch2, scratch3. |
1280 Register receiver = KeyedStoreIC::ReceiverRegister(); | 1280 Register receiver = KeyedStoreIC::ReceiverRegister(); |
1281 Register name = KeyedStoreIC::NameRegister(); | 1281 Register name = KeyedStoreIC::NameRegister(); |
1282 Register map = KeyedStoreIC::MapRegister(); | 1282 static Register registers[] = { receiver, name, x3, x4, x5 }; |
1283 static Register registers[] = { receiver, name, map, x4, x5 }; | |
1284 return registers; | 1283 return registers; |
1285 } | 1284 } |
1286 | 1285 |
1287 | 1286 |
1288 #undef __ | 1287 #undef __ |
1289 #define __ ACCESS_MASM(masm) | 1288 #define __ ACCESS_MASM(masm) |
1290 | 1289 |
1291 void LoadStubCompiler::GenerateLoadViaGetter(MacroAssembler* masm, | 1290 void LoadStubCompiler::GenerateLoadViaGetter(MacroAssembler* masm, |
1292 Handle<HeapType> type, | 1291 Handle<HeapType> type, |
1293 Register receiver, | 1292 Register receiver, |
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1364 | 1363 |
1365 if (check == PROPERTY && | 1364 if (check == PROPERTY && |
1366 (kind() == Code::KEYED_LOAD_IC || kind() == Code::KEYED_STORE_IC)) { | 1365 (kind() == Code::KEYED_LOAD_IC || kind() == Code::KEYED_STORE_IC)) { |
1367 __ CompareAndBranch(this->name(), Operand(name), ne, &miss); | 1366 __ CompareAndBranch(this->name(), Operand(name), ne, &miss); |
1368 } | 1367 } |
1369 | 1368 |
1370 Label number_case; | 1369 Label number_case; |
1371 Label* smi_target = IncludesNumberType(types) ? &number_case : &miss; | 1370 Label* smi_target = IncludesNumberType(types) ? &number_case : &miss; |
1372 __ JumpIfSmi(receiver(), smi_target); | 1371 __ JumpIfSmi(receiver(), smi_target); |
1373 | 1372 |
1374 // Polymorphic keyed stores may use the map register | |
1375 Register map_reg = scratch1(); | 1373 Register map_reg = scratch1(); |
1376 ASSERT(kind() != Code::KEYED_STORE_IC || | |
1377 map_reg.is(KeyedStoreIC::MapRegister())); | |
1378 __ Ldr(map_reg, FieldMemOperand(receiver(), HeapObject::kMapOffset)); | 1374 __ Ldr(map_reg, FieldMemOperand(receiver(), HeapObject::kMapOffset)); |
1379 int receiver_count = types->length(); | 1375 int receiver_count = types->length(); |
1380 int number_of_handled_maps = 0; | 1376 int number_of_handled_maps = 0; |
1381 for (int current = 0; current < receiver_count; ++current) { | 1377 for (int current = 0; current < receiver_count; ++current) { |
1382 Handle<HeapType> type = types->at(current); | 1378 Handle<HeapType> type = types->at(current); |
1383 Handle<Map> map = IC::TypeToMap(*type, isolate()); | 1379 Handle<Map> map = IC::TypeToMap(*type, isolate()); |
1384 if (!map->is_deprecated()) { | 1380 if (!map->is_deprecated()) { |
1385 number_of_handled_maps++; | 1381 number_of_handled_maps++; |
1386 Label try_next; | 1382 Label try_next; |
1387 __ Cmp(map_reg, Operand(map)); | 1383 __ Cmp(map_reg, Operand(map)); |
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1477 | 1473 |
1478 // Miss case, call the runtime. | 1474 // Miss case, call the runtime. |
1479 __ Bind(&miss); | 1475 __ Bind(&miss); |
1480 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss); | 1476 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss); |
1481 } | 1477 } |
1482 | 1478 |
1483 | 1479 |
1484 } } // namespace v8::internal | 1480 } } // namespace v8::internal |
1485 | 1481 |
1486 #endif // V8_TARGET_ARCH_ARM64 | 1482 #endif // V8_TARGET_ARCH_ARM64 |
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