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Side by Side Diff: src/safepoint-table.h

Issue 6205003: Fix presubmit error - really (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 9 years, 11 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 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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68 ASSERT(index < length_); 68 ASSERT(index < length_);
69 return &Memory::uint8_at(entries_ + (index * entry_size_)); 69 return &Memory::uint8_at(entries_ + (index * entry_size_));
70 } 70 }
71 71
72 // Reserve 13 bits for the gap code size. On ARM a constant pool can be 72 // Reserve 13 bits for the gap code size. On ARM a constant pool can be
73 // emitted when generating the gap code. The size of the const pool is less 73 // emitted when generating the gap code. The size of the const pool is less
74 // than what can be represented in 12 bits, so 13 bits gives room for having 74 // than what can be represented in 12 bits, so 13 bits gives room for having
75 // instructions before potentially emitting a constant pool. 75 // instructions before potentially emitting a constant pool.
76 static const int kGapCodeSizeBits = 13; 76 static const int kGapCodeSizeBits = 13;
77 static const int kDeoptIndexBits = 32 - kGapCodeSizeBits; 77 static const int kDeoptIndexBits = 32 - kGapCodeSizeBits;
78 class GapCodeSizeField: public BitField<unsigned, 0, kGapCodeSizeBits> {} 78 class GapCodeSizeField: public BitField<unsigned, 0, kGapCodeSizeBits> {};
79 class DeoptimizationIndexField: 79 class DeoptimizationIndexField: public BitField<int, kGapCodeSizeBits, kDeoptI ndexBits> {}; // NOLINT
80 public BitField<int, kGapCodeSizeBits, kDeoptIndexBits> {}
81 80
82 static bool HasRegisters(uint8_t* entry); 81 static bool HasRegisters(uint8_t* entry);
83 static bool HasRegisterAt(uint8_t* entry, int reg_index); 82 static bool HasRegisterAt(uint8_t* entry, int reg_index);
84 83
85 void PrintEntry(unsigned index) const; 84 void PrintEntry(unsigned index) const;
86 85
87 private: 86 private:
88 static const uint8_t kNoRegisters = 0xFF; 87 static const uint8_t kNoRegisters = 0xFF;
89 88
90 static const int kLengthOffset = 0; 89 static const int kLengthOffset = 0;
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188 187
189 bool emitted_; 188 bool emitted_;
190 unsigned offset_; 189 unsigned offset_;
191 190
192 DISALLOW_COPY_AND_ASSIGN(SafepointTableBuilder); 191 DISALLOW_COPY_AND_ASSIGN(SafepointTableBuilder);
193 }; 192 };
194 193
195 } } // namespace v8::internal 194 } } // namespace v8::internal
196 195
197 #endif // V8_SAFEPOINT_TABLE_H_ 196 #endif // V8_SAFEPOINT_TABLE_H_
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