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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 |
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57 Runtime::FunctionId RuntimeFunction(); | 57 Runtime::FunctionId RuntimeFunction(); |
58 }; | 58 }; |
59 | 59 |
60 | 60 |
61 class ToBooleanStub: public CodeStub { | 61 class ToBooleanStub: public CodeStub { |
62 public: | 62 public: |
63 explicit ToBooleanStub(Register tos) : tos_(tos) { } | 63 explicit ToBooleanStub(Register tos) : tos_(tos) { } |
64 | 64 |
65 void Generate(MacroAssembler* masm); | 65 void Generate(MacroAssembler* masm); |
66 | 66 |
67 virtual bool SometimesSetsUpAFrame() { return false; } | |
68 | |
69 private: | 67 private: |
70 Register tos_; | 68 Register tos_; |
71 Major MajorKey() { return ToBoolean; } | 69 Major MajorKey() { return ToBoolean; } |
72 int MinorKey() { return tos_.code(); } | 70 int MinorKey() { return tos_.code(); } |
73 }; | 71 }; |
74 | 72 |
75 | 73 |
76 class UnaryOpStub: public CodeStub { | 74 class UnaryOpStub: public CodeStub { |
77 public: | 75 public: |
78 UnaryOpStub(Token::Value op, UnaryOverwriteMode mode) | 76 UnaryOpStub(Token::Value op, UnaryOverwriteMode mode) |
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632 Register scratch0); | 630 Register scratch0); |
633 | 631 |
634 static void GeneratePositiveLookup(MacroAssembler* masm, | 632 static void GeneratePositiveLookup(MacroAssembler* masm, |
635 Label* miss, | 633 Label* miss, |
636 Label* done, | 634 Label* done, |
637 Register elements, | 635 Register elements, |
638 Register name, | 636 Register name, |
639 Register r0, | 637 Register r0, |
640 Register r1); | 638 Register r1); |
641 | 639 |
642 virtual bool SometimesSetsUpAFrame() { return false; } | |
643 | |
644 private: | 640 private: |
645 static const int kInlinedProbes = 4; | 641 static const int kInlinedProbes = 4; |
646 static const int kTotalProbes = 20; | 642 static const int kTotalProbes = 20; |
647 | 643 |
648 static const int kCapacityOffset = | 644 static const int kCapacityOffset = |
649 StringDictionary::kHeaderSize + | 645 StringDictionary::kHeaderSize + |
650 StringDictionary::kCapacityIndex * kPointerSize; | 646 StringDictionary::kCapacityIndex * kPointerSize; |
651 | 647 |
652 static const int kElementsStartOffset = | 648 static const int kElementsStartOffset = |
653 StringDictionary::kHeaderSize + | 649 StringDictionary::kHeaderSize + |
654 StringDictionary::kElementsStartIndex * kPointerSize; | 650 StringDictionary::kElementsStartIndex * kPointerSize; |
655 | 651 |
656 | 652 |
657 #ifdef DEBUG | 653 #ifdef DEBUG |
658 void Print() { | 654 void Print() { |
659 PrintF("StringDictionaryLookupStub\n"); | 655 PrintF("StringDictionaryLookupStub\n"); |
660 } | 656 } |
661 #endif | 657 #endif |
662 | 658 |
663 Major MajorKey() { return StringDictionaryLookup; } | 659 Major MajorKey() { return StringDictionaryNegativeLookup; } |
664 | 660 |
665 int MinorKey() { | 661 int MinorKey() { |
666 return LookupModeBits::encode(mode_); | 662 return LookupModeBits::encode(mode_); |
667 } | 663 } |
668 | 664 |
669 class LookupModeBits: public BitField<LookupMode, 0, 1> {}; | 665 class LookupModeBits: public BitField<LookupMode, 0, 1> {}; |
670 | 666 |
671 LookupMode mode_; | 667 LookupMode mode_; |
672 }; | 668 }; |
673 | 669 |
674 | 670 |
675 } } // namespace v8::internal | 671 } } // namespace v8::internal |
676 | 672 |
677 #endif // V8_ARM_CODE_STUBS_ARM_H_ | 673 #endif // V8_ARM_CODE_STUBS_ARM_H_ |
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