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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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| 59 }; | 59 }; |
| 60 | 60 |
| 61 | 61 |
| 62 class UnaryOpStub: public CodeStub { | 62 class UnaryOpStub: public CodeStub { |
| 63 public: | 63 public: |
| 64 UnaryOpStub(Token::Value op, | 64 UnaryOpStub(Token::Value op, |
| 65 UnaryOverwriteMode mode, | 65 UnaryOverwriteMode mode, |
| 66 UnaryOpIC::TypeInfo operand_type = UnaryOpIC::UNINITIALIZED) | 66 UnaryOpIC::TypeInfo operand_type = UnaryOpIC::UNINITIALIZED) |
| 67 : op_(op), | 67 : op_(op), |
| 68 mode_(mode), | 68 mode_(mode), |
| 69 operand_type_(operand_type), | 69 operand_type_(operand_type) { |
| 70 name_(NULL) { | |
| 71 } | 70 } |
| 72 | 71 |
| 73 private: | 72 private: |
| 74 Token::Value op_; | 73 Token::Value op_; |
| 75 UnaryOverwriteMode mode_; | 74 UnaryOverwriteMode mode_; |
| 76 | 75 |
| 77 // Operand type information determined at runtime. | 76 // Operand type information determined at runtime. |
| 78 UnaryOpIC::TypeInfo operand_type_; | 77 UnaryOpIC::TypeInfo operand_type_; |
| 79 | 78 |
| 80 char* name_; | 79 virtual void PrintName(StringStream* stream); |
| 81 | |
| 82 virtual const char* GetName(); | |
| 83 | |
| 84 #ifdef DEBUG | |
| 85 void Print() { | |
| 86 PrintF("UnaryOpStub %d (op %s), (mode %d, runtime_type_info %s)\n", | |
| 87 MinorKey(), | |
| 88 Token::String(op_), | |
| 89 static_cast<int>(mode_), | |
| 90 UnaryOpIC::GetName(operand_type_)); | |
| 91 } | |
| 92 #endif | |
| 93 | 80 |
| 94 class ModeBits: public BitField<UnaryOverwriteMode, 0, 1> {}; | 81 class ModeBits: public BitField<UnaryOverwriteMode, 0, 1> {}; |
| 95 class OpBits: public BitField<Token::Value, 1, 7> {}; | 82 class OpBits: public BitField<Token::Value, 1, 7> {}; |
| 96 class OperandTypeInfoBits: public BitField<UnaryOpIC::TypeInfo, 8, 3> {}; | 83 class OperandTypeInfoBits: public BitField<UnaryOpIC::TypeInfo, 8, 3> {}; |
| 97 | 84 |
| 98 Major MajorKey() { return UnaryOp; } | 85 Major MajorKey() { return UnaryOp; } |
| 99 int MinorKey() { | 86 int MinorKey() { |
| 100 return ModeBits::encode(mode_) | 87 return ModeBits::encode(mode_) |
| 101 | OpBits::encode(op_) | 88 | OpBits::encode(op_) |
| 102 | OperandTypeInfoBits::encode(operand_type_); | 89 | OperandTypeInfoBits::encode(operand_type_); |
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| 136 } | 123 } |
| 137 }; | 124 }; |
| 138 | 125 |
| 139 | 126 |
| 140 class BinaryOpStub: public CodeStub { | 127 class BinaryOpStub: public CodeStub { |
| 141 public: | 128 public: |
| 142 BinaryOpStub(Token::Value op, OverwriteMode mode) | 129 BinaryOpStub(Token::Value op, OverwriteMode mode) |
| 143 : op_(op), | 130 : op_(op), |
| 144 mode_(mode), | 131 mode_(mode), |
| 145 operands_type_(BinaryOpIC::UNINITIALIZED), | 132 operands_type_(BinaryOpIC::UNINITIALIZED), |
| 146 result_type_(BinaryOpIC::UNINITIALIZED), | 133 result_type_(BinaryOpIC::UNINITIALIZED) { |
| 147 name_(NULL) { | |
| 148 use_fpu_ = CpuFeatures::IsSupported(FPU); | 134 use_fpu_ = CpuFeatures::IsSupported(FPU); |
| 149 ASSERT(OpBits::is_valid(Token::NUM_TOKENS)); | 135 ASSERT(OpBits::is_valid(Token::NUM_TOKENS)); |
| 150 } | 136 } |
| 151 | 137 |
| 152 BinaryOpStub( | 138 BinaryOpStub( |
| 153 int key, | 139 int key, |
| 154 BinaryOpIC::TypeInfo operands_type, | 140 BinaryOpIC::TypeInfo operands_type, |
| 155 BinaryOpIC::TypeInfo result_type = BinaryOpIC::UNINITIALIZED) | 141 BinaryOpIC::TypeInfo result_type = BinaryOpIC::UNINITIALIZED) |
| 156 : op_(OpBits::decode(key)), | 142 : op_(OpBits::decode(key)), |
| 157 mode_(ModeBits::decode(key)), | 143 mode_(ModeBits::decode(key)), |
| 158 use_fpu_(FPUBits::decode(key)), | 144 use_fpu_(FPUBits::decode(key)), |
| 159 operands_type_(operands_type), | 145 operands_type_(operands_type), |
| 160 result_type_(result_type), | 146 result_type_(result_type) { } |
| 161 name_(NULL) { } | |
| 162 | 147 |
| 163 private: | 148 private: |
| 164 enum SmiCodeGenerateHeapNumberResults { | 149 enum SmiCodeGenerateHeapNumberResults { |
| 165 ALLOW_HEAPNUMBER_RESULTS, | 150 ALLOW_HEAPNUMBER_RESULTS, |
| 166 NO_HEAPNUMBER_RESULTS | 151 NO_HEAPNUMBER_RESULTS |
| 167 }; | 152 }; |
| 168 | 153 |
| 169 Token::Value op_; | 154 Token::Value op_; |
| 170 OverwriteMode mode_; | 155 OverwriteMode mode_; |
| 171 bool use_fpu_; | 156 bool use_fpu_; |
| 172 | 157 |
| 173 // Operand type information determined at runtime. | 158 // Operand type information determined at runtime. |
| 174 BinaryOpIC::TypeInfo operands_type_; | 159 BinaryOpIC::TypeInfo operands_type_; |
| 175 BinaryOpIC::TypeInfo result_type_; | 160 BinaryOpIC::TypeInfo result_type_; |
| 176 | 161 |
| 177 char* name_; | 162 virtual void PrintName(StringStream* stream); |
| 178 | |
| 179 virtual const char* GetName(); | |
| 180 | |
| 181 #ifdef DEBUG | |
| 182 void Print() { | |
| 183 PrintF("BinaryOpStub %d (op %s), " | |
| 184 "(mode %d, runtime_type_info %s)\n", | |
| 185 MinorKey(), | |
| 186 Token::String(op_), | |
| 187 static_cast<int>(mode_), | |
| 188 BinaryOpIC::GetName(operands_type_)); | |
| 189 } | |
| 190 #endif | |
| 191 | 163 |
| 192 // Minor key encoding in 16 bits RRRTTTVOOOOOOOMM. | 164 // Minor key encoding in 16 bits RRRTTTVOOOOOOOMM. |
| 193 class ModeBits: public BitField<OverwriteMode, 0, 2> {}; | 165 class ModeBits: public BitField<OverwriteMode, 0, 2> {}; |
| 194 class OpBits: public BitField<Token::Value, 2, 7> {}; | 166 class OpBits: public BitField<Token::Value, 2, 7> {}; |
| 195 class FPUBits: public BitField<bool, 9, 1> {}; | 167 class FPUBits: public BitField<bool, 9, 1> {}; |
| 196 class OperandTypeInfoBits: public BitField<BinaryOpIC::TypeInfo, 10, 3> {}; | 168 class OperandTypeInfoBits: public BitField<BinaryOpIC::TypeInfo, 10, 3> {}; |
| 197 class ResultTypeInfoBits: public BitField<BinaryOpIC::TypeInfo, 13, 3> {}; | 169 class ResultTypeInfoBits: public BitField<BinaryOpIC::TypeInfo, 13, 3> {}; |
| 198 | 170 |
| 199 Major MajorKey() { return BinaryOp; } | 171 Major MajorKey() { return BinaryOp; } |
| 200 int MinorKey() { | 172 int MinorKey() { |
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| 626 | 598 |
| 627 class LookupModeBits: public BitField<LookupMode, 0, 1> {}; | 599 class LookupModeBits: public BitField<LookupMode, 0, 1> {}; |
| 628 | 600 |
| 629 LookupMode mode_; | 601 LookupMode mode_; |
| 630 }; | 602 }; |
| 631 | 603 |
| 632 | 604 |
| 633 } } // namespace v8::internal | 605 } } // namespace v8::internal |
| 634 | 606 |
| 635 #endif // V8_MIPS_CODE_STUBS_ARM_H_ | 607 #endif // V8_MIPS_CODE_STUBS_ARM_H_ |
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