OLD | NEW |
1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
(...skipping 1021 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1032 | 1032 |
1033 | 1033 |
1034 LInstruction* LChunkBuilder::DoBranch(HBranch* instr) { | 1034 LInstruction* LChunkBuilder::DoBranch(HBranch* instr) { |
1035 HValue* v = instr->value(); | 1035 HValue* v = instr->value(); |
1036 if (v->EmitAtUses()) { | 1036 if (v->EmitAtUses()) { |
1037 HBasicBlock* successor = HConstant::cast(v)->ToBoolean() | 1037 HBasicBlock* successor = HConstant::cast(v)->ToBoolean() |
1038 ? instr->FirstSuccessor() | 1038 ? instr->FirstSuccessor() |
1039 : instr->SecondSuccessor(); | 1039 : instr->SecondSuccessor(); |
1040 return new LGoto(successor->block_id()); | 1040 return new LGoto(successor->block_id()); |
1041 } | 1041 } |
1042 LInstruction* branch = new LBranch(UseRegister(v)); | 1042 return AssignEnvironment(new LBranch(UseRegister(v))); |
1043 // When we handle all cases, we never deopt, so we don't need to assign the | |
1044 // environment then. Note that we map the "empty" case to the "all" case in | |
1045 // the code generator. | |
1046 ToBooleanStub::Types types = instr->expected_input_types(); | |
1047 bool all_cases_handled = types.IsAll() || types.IsEmpty(); | |
1048 return all_cases_handled ? branch : AssignEnvironment(branch); | |
1049 } | 1043 } |
1050 | 1044 |
1051 | 1045 |
1052 | 1046 |
1053 LInstruction* LChunkBuilder::DoCompareMap(HCompareMap* instr) { | 1047 LInstruction* LChunkBuilder::DoCompareMap(HCompareMap* instr) { |
1054 ASSERT(instr->value()->representation().IsTagged()); | 1048 ASSERT(instr->value()->representation().IsTagged()); |
1055 LOperand* value = UseRegisterAtStart(instr->value()); | 1049 LOperand* value = UseRegisterAtStart(instr->value()); |
1056 LOperand* temp = TempRegister(); | 1050 LOperand* temp = TempRegister(); |
1057 return new LCmpMapAndBranch(value, temp); | 1051 return new LCmpMapAndBranch(value, temp); |
1058 } | 1052 } |
(...skipping 449 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1508 TempRegister()); | 1502 TempRegister()); |
1509 } | 1503 } |
1510 | 1504 |
1511 | 1505 |
1512 LInstruction* LChunkBuilder::DoJSArrayLength(HJSArrayLength* instr) { | 1506 LInstruction* LChunkBuilder::DoJSArrayLength(HJSArrayLength* instr) { |
1513 LOperand* array = UseRegisterAtStart(instr->value()); | 1507 LOperand* array = UseRegisterAtStart(instr->value()); |
1514 return DefineAsRegister(new LJSArrayLength(array)); | 1508 return DefineAsRegister(new LJSArrayLength(array)); |
1515 } | 1509 } |
1516 | 1510 |
1517 | 1511 |
1518 LInstruction* LChunkBuilder::DoExternalArrayLength( | 1512 LInstruction* LChunkBuilder::DoFixedArrayBaseLength( |
1519 HExternalArrayLength* instr) { | 1513 HFixedArrayBaseLength* instr) { |
1520 LOperand* array = UseRegisterAtStart(instr->value()); | 1514 LOperand* array = UseRegisterAtStart(instr->value()); |
1521 return DefineAsRegister(new LExternalArrayLength(array)); | 1515 return DefineAsRegister(new LFixedArrayBaseLength(array)); |
1522 } | |
1523 | |
1524 | |
1525 LInstruction* LChunkBuilder::DoFixedArrayLength(HFixedArrayLength* instr) { | |
1526 LOperand* array = UseRegisterAtStart(instr->value()); | |
1527 return DefineAsRegister(new LFixedArrayLength(array)); | |
1528 } | 1516 } |
1529 | 1517 |
1530 | 1518 |
1531 LInstruction* LChunkBuilder::DoElementsKind(HElementsKind* instr) { | 1519 LInstruction* LChunkBuilder::DoElementsKind(HElementsKind* instr) { |
1532 LOperand* object = UseRegisterAtStart(instr->value()); | 1520 LOperand* object = UseRegisterAtStart(instr->value()); |
1533 return DefineAsRegister(new LElementsKind(object)); | 1521 return DefineAsRegister(new LElementsKind(object)); |
1534 } | 1522 } |
1535 | 1523 |
1536 | 1524 |
1537 LInstruction* LChunkBuilder::DoValueOf(HValueOf* instr) { | 1525 LInstruction* LChunkBuilder::DoValueOf(HValueOf* instr) { |
(...skipping 656 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
2194 | 2182 |
2195 LInstruction* LChunkBuilder::DoIn(HIn* instr) { | 2183 LInstruction* LChunkBuilder::DoIn(HIn* instr) { |
2196 LOperand* key = UseRegisterAtStart(instr->key()); | 2184 LOperand* key = UseRegisterAtStart(instr->key()); |
2197 LOperand* object = UseRegisterAtStart(instr->object()); | 2185 LOperand* object = UseRegisterAtStart(instr->object()); |
2198 LIn* result = new LIn(key, object); | 2186 LIn* result = new LIn(key, object); |
2199 return MarkAsCall(DefineFixed(result, r0), instr); | 2187 return MarkAsCall(DefineFixed(result, r0), instr); |
2200 } | 2188 } |
2201 | 2189 |
2202 | 2190 |
2203 } } // namespace v8::internal | 2191 } } // namespace v8::internal |
OLD | NEW |