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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 |
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826 __ sw(a1, MemOperand(frame_pointer(), kNumOutputRegisters)); | 826 __ sw(a1, MemOperand(frame_pointer(), kNumOutputRegisters)); |
827 // Advance the location for output. | 827 // Advance the location for output. |
828 __ Addu(a2, a2, num_saved_registers_ * kPointerSize); | 828 __ Addu(a2, a2, num_saved_registers_ * kPointerSize); |
829 __ sw(a2, MemOperand(frame_pointer(), kRegisterOutput)); | 829 __ sw(a2, MemOperand(frame_pointer(), kRegisterOutput)); |
830 | 830 |
831 // Prepare a0 to initialize registers with its value in the next run. | 831 // Prepare a0 to initialize registers with its value in the next run. |
832 __ lw(a0, MemOperand(frame_pointer(), kInputStartMinusOne)); | 832 __ lw(a0, MemOperand(frame_pointer(), kInputStartMinusOne)); |
833 // Special case for zero-length matches. | 833 // Special case for zero-length matches. |
834 // t7: capture start index | 834 // t7: capture start index |
835 // Not a zero-length match, restart. | 835 // Not a zero-length match, restart. |
836 __ Branch(&load_char_start_regexp, ne, current_input_offset(), Operand(t
7)); | 836 __ Branch( |
| 837 &load_char_start_regexp, ne, current_input_offset(), Operand(t7)); |
837 // Offset from the end is zero if we already reached the end. | 838 // Offset from the end is zero if we already reached the end. |
838 __ Branch(&exit_label_, eq, current_input_offset(), Operand(zero_reg)); | 839 __ Branch(&exit_label_, eq, current_input_offset(), Operand(zero_reg)); |
839 // Advance current position after a zero-length match. | 840 // Advance current position after a zero-length match. |
840 __ Addu(current_input_offset(), | 841 __ Addu(current_input_offset(), |
841 current_input_offset(), | 842 current_input_offset(), |
842 Operand((mode_ == UC16) ? 2 : 1)); | 843 Operand((mode_ == UC16) ? 2 : 1)); |
843 __ Branch(&load_char_start_regexp); | 844 __ Branch(&load_char_start_regexp); |
844 } else { | 845 } else { |
845 __ li(v0, Operand(SUCCESS)); | 846 __ li(v0, Operand(SUCCESS)); |
846 } | 847 } |
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1372 } | 1373 } |
1373 | 1374 |
1374 | 1375 |
1375 #undef __ | 1376 #undef __ |
1376 | 1377 |
1377 #endif // V8_INTERPRETED_REGEXP | 1378 #endif // V8_INTERPRETED_REGEXP |
1378 | 1379 |
1379 }} // namespace v8::internal | 1380 }} // namespace v8::internal |
1380 | 1381 |
1381 #endif // V8_TARGET_ARCH_MIPS | 1382 #endif // V8_TARGET_ARCH_MIPS |
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