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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef V8_ARM_LITHIUM_CODEGEN_ARM_H_ | 5 #ifndef V8_ARM_LITHIUM_CODEGEN_ARM_H_ |
| 6 #define V8_ARM_LITHIUM_CODEGEN_ARM_H_ | 6 #define V8_ARM_LITHIUM_CODEGEN_ARM_H_ |
| 7 | 7 |
| 8 #include "src/arm/lithium-arm.h" | 8 #include "src/arm/lithium-arm.h" |
| 9 | 9 |
| 10 #include "src/arm/lithium-gap-resolver-arm.h" | 10 #include "src/arm/lithium-gap-resolver-arm.h" |
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| 79 DwVfpRegister dbl_scratch); | 79 DwVfpRegister dbl_scratch); |
| 80 int32_t ToRepresentation(LConstantOperand* op, const Representation& r) const; | 80 int32_t ToRepresentation(LConstantOperand* op, const Representation& r) const; |
| 81 int32_t ToInteger32(LConstantOperand* op) const; | 81 int32_t ToInteger32(LConstantOperand* op) const; |
| 82 Smi* ToSmi(LConstantOperand* op) const; | 82 Smi* ToSmi(LConstantOperand* op) const; |
| 83 double ToDouble(LConstantOperand* op) const; | 83 double ToDouble(LConstantOperand* op) const; |
| 84 Operand ToOperand(LOperand* op); | 84 Operand ToOperand(LOperand* op); |
| 85 MemOperand ToMemOperand(LOperand* op) const; | 85 MemOperand ToMemOperand(LOperand* op) const; |
| 86 // Returns a MemOperand pointing to the high word of a DoubleStackSlot. | 86 // Returns a MemOperand pointing to the high word of a DoubleStackSlot. |
| 87 MemOperand ToHighMemOperand(LOperand* op) const; | 87 MemOperand ToHighMemOperand(LOperand* op) const; |
| 88 | 88 |
| 89 template<class LI> | |
| 90 Operand ToShiftedRightOperand(LOperand* right, LI* shift_info); | |
| 91 | |
| 92 int JSShiftAmountFromLConstant(LOperand* constant) { | |
| 93 return ToInteger32(LConstantOperand::cast(constant)) & 0x1f; | |
| 94 } | |
| 95 | |
| 96 bool IsInteger32(LConstantOperand* op) const; | 89 bool IsInteger32(LConstantOperand* op) const; |
| 97 bool IsSmi(LConstantOperand* op) const; | 90 bool IsSmi(LConstantOperand* op) const; |
| 98 Handle<Object> ToHandle(LConstantOperand* op) const; | 91 Handle<Object> ToHandle(LConstantOperand* op) const; |
| 99 | 92 |
| 100 // Try to generate code for the entire chunk, but it may fail if the | 93 // Try to generate code for the entire chunk, but it may fail if the |
| 101 // chunk contains constructs we cannot handle. Returns true if the | 94 // chunk contains constructs we cannot handle. Returns true if the |
| 102 // code generation attempt succeeded. | 95 // code generation attempt succeeded. |
| 103 bool GenerateCode(); | 96 bool GenerateCode(); |
| 104 | 97 |
| 105 // Finish the code by setting stack height, safepoint, and bailout | 98 // Finish the code by setting stack height, safepoint, and bailout |
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| 435 LCodeGen* codegen_; | 428 LCodeGen* codegen_; |
| 436 Label entry_; | 429 Label entry_; |
| 437 Label exit_; | 430 Label exit_; |
| 438 Label* external_exit_; | 431 Label* external_exit_; |
| 439 int instruction_index_; | 432 int instruction_index_; |
| 440 }; | 433 }; |
| 441 | 434 |
| 442 } } // namespace v8::internal | 435 } } // namespace v8::internal |
| 443 | 436 |
| 444 #endif // V8_ARM_LITHIUM_CODEGEN_ARM_H_ | 437 #endif // V8_ARM_LITHIUM_CODEGEN_ARM_H_ |
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