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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 // 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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2641 // The original subject is in the previous stack frame. Therefore we have to | 2641 // The original subject is in the previous stack frame. Therefore we have to |
2642 // use rbp, which points exactly to one pointer size below the previous rsp. | 2642 // use rbp, which points exactly to one pointer size below the previous rsp. |
2643 // (Because creating a new stack frame pushes the previous rbp onto the stack | 2643 // (Because creating a new stack frame pushes the previous rbp onto the stack |
2644 // and thereby moves up rsp by one kPointerSize.) | 2644 // and thereby moves up rsp by one kPointerSize.) |
2645 __ movq(arg_reg_1, r15); | 2645 __ movq(arg_reg_1, r15); |
2646 | 2646 |
2647 // Locate the code entry and call it. | 2647 // Locate the code entry and call it. |
2648 __ addq(r11, Immediate(Code::kHeaderSize - kHeapObjectTag)); | 2648 __ addq(r11, Immediate(Code::kHeaderSize - kHeapObjectTag)); |
2649 __ call(r11); | 2649 __ call(r11); |
2650 | 2650 |
2651 __ LeaveApiExitFrame(); | 2651 __ LeaveApiExitFrame(true); |
2652 | 2652 |
2653 // Check the result. | 2653 // Check the result. |
2654 Label success; | 2654 Label success; |
2655 Label exception; | 2655 Label exception; |
2656 __ cmpl(rax, Immediate(1)); | 2656 __ cmpl(rax, Immediate(1)); |
2657 // We expect exactly one result since we force the called regexp to behave | 2657 // We expect exactly one result since we force the called regexp to behave |
2658 // as non-global. | 2658 // as non-global. |
2659 __ j(equal, &success, Label::kNear); | 2659 __ j(equal, &success, Label::kNear); |
2660 __ cmpl(rax, Immediate(NativeRegExpMacroAssembler::EXCEPTION)); | 2660 __ cmpl(rax, Immediate(NativeRegExpMacroAssembler::EXCEPTION)); |
2661 __ j(equal, &exception); | 2661 __ j(equal, &exception); |
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6641 __ bind(&fast_elements_case); | 6641 __ bind(&fast_elements_case); |
6642 GenerateCase(masm, FAST_ELEMENTS); | 6642 GenerateCase(masm, FAST_ELEMENTS); |
6643 } | 6643 } |
6644 | 6644 |
6645 | 6645 |
6646 #undef __ | 6646 #undef __ |
6647 | 6647 |
6648 } } // namespace v8::internal | 6648 } } // namespace v8::internal |
6649 | 6649 |
6650 #endif // V8_TARGET_ARCH_X64 | 6650 #endif // V8_TARGET_ARCH_X64 |
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