OLD | NEW |
---|---|
1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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 1456 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
1467 | 1467 |
1468 | 1468 |
1469 bool BackReferenceNode::Emit(RegExpCompiler* compiler) { | 1469 bool BackReferenceNode::Emit(RegExpCompiler* compiler) { |
1470 RegExpMacroAssembler* macro = compiler->macro_assembler(); | 1470 RegExpMacroAssembler* macro = compiler->macro_assembler(); |
1471 Bind(macro); | 1471 Bind(macro); |
1472 // Check whether the registers are uninitialized and always | 1472 // Check whether the registers are uninitialized and always |
1473 // succeed if they are. | 1473 // succeed if they are. |
1474 macro->IfRegisterLT(start_reg_, 0, on_success()->label()); | 1474 macro->IfRegisterLT(start_reg_, 0, on_success()->label()); |
1475 macro->IfRegisterLT(end_reg_, 0, on_success()->label()); | 1475 macro->IfRegisterLT(end_reg_, 0, on_success()->label()); |
1476 ASSERT_EQ(start_reg_ + 1, end_reg_); | 1476 ASSERT_EQ(start_reg_ + 1, end_reg_); |
1477 macro->CheckNotBackReference(start_reg_, on_failure_->label()); | 1477 if (!compiler->is_case_independent()) { |
Christian Plesner Hansen
2008/11/25 08:18:45
Why negate the condition?
| |
1478 macro->CheckNotBackReference(start_reg_, on_failure_->label()); | |
1479 } else { | |
1480 macro->CheckNotBackReferenceCaseIndependent(start_reg_, | |
1481 on_failure_->label()); | |
1482 } | |
1478 return on_success()->GoTo(compiler); | 1483 return on_success()->GoTo(compiler); |
1479 } | 1484 } |
1480 | 1485 |
1481 | 1486 |
1482 // ------------------------------------------------------------------- | 1487 // ------------------------------------------------------------------- |
1483 // Dot/dotty output | 1488 // Dot/dotty output |
1484 | 1489 |
1485 | 1490 |
1486 #ifdef DEBUG | 1491 #ifdef DEBUG |
1487 | 1492 |
(...skipping 1102 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
2590 byte codes[1024]; | 2595 byte codes[1024]; |
2591 IrregexpAssembler assembler(Vector<byte>(codes, 1024)); | 2596 IrregexpAssembler assembler(Vector<byte>(codes, 1024)); |
2592 RegExpMacroAssemblerIrregexp macro_assembler(&assembler); | 2597 RegExpMacroAssemblerIrregexp macro_assembler(&assembler); |
2593 return compiler.Assemble(¯o_assembler, | 2598 return compiler.Assemble(¯o_assembler, |
2594 node, | 2599 node, |
2595 input->capture_count); | 2600 input->capture_count); |
2596 } | 2601 } |
2597 | 2602 |
2598 | 2603 |
2599 }} // namespace v8::internal | 2604 }} // namespace v8::internal |
OLD | NEW |