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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 #include <limits.h> // For LONG_MIN, LONG_MAX. | 5 #include <limits.h> // For LONG_MIN, LONG_MAX. |
| 6 | 6 |
| 7 #include "src/v8.h" | 7 #include "src/v8.h" |
| 8 | 8 |
| 9 #if V8_TARGET_ARCH_MIPS | 9 #if V8_TARGET_ARCH_MIPS |
| 10 | 10 |
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| 589 Branch(miss, ne, key, Operand(at)); | 589 Branch(miss, ne, key, Operand(at)); |
| 590 } | 590 } |
| 591 } | 591 } |
| 592 | 592 |
| 593 bind(&done); | 593 bind(&done); |
| 594 // Check that the value is a field property. | 594 // Check that the value is a field property. |
| 595 // reg2: elements + (index * kPointerSize). | 595 // reg2: elements + (index * kPointerSize). |
| 596 const int kDetailsOffset = | 596 const int kDetailsOffset = |
| 597 SeededNumberDictionary::kElementsStartOffset + 2 * kPointerSize; | 597 SeededNumberDictionary::kElementsStartOffset + 2 * kPointerSize; |
| 598 lw(reg1, FieldMemOperand(reg2, kDetailsOffset)); | 598 lw(reg1, FieldMemOperand(reg2, kDetailsOffset)); |
| 599 DCHECK_EQ(FIELD, 0); | 599 DCHECK_EQ(DATA, 0); |
| 600 And(at, reg1, Operand(Smi::FromInt(PropertyDetails::TypeField::kMask))); | 600 And(at, reg1, Operand(Smi::FromInt(PropertyDetails::TypeField::kMask))); |
| 601 Branch(miss, ne, at, Operand(zero_reg)); | 601 Branch(miss, ne, at, Operand(zero_reg)); |
| 602 | 602 |
| 603 // Get the value at the masked, scaled index and return. | 603 // Get the value at the masked, scaled index and return. |
| 604 const int kValueOffset = | 604 const int kValueOffset = |
| 605 SeededNumberDictionary::kElementsStartOffset + kPointerSize; | 605 SeededNumberDictionary::kElementsStartOffset + kPointerSize; |
| 606 lw(result, FieldMemOperand(reg2, kValueOffset)); | 606 lw(result, FieldMemOperand(reg2, kValueOffset)); |
| 607 } | 607 } |
| 608 | 608 |
| 609 | 609 |
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| 6270 } | 6270 } |
| 6271 if (mag.shift > 0) sra(result, result, mag.shift); | 6271 if (mag.shift > 0) sra(result, result, mag.shift); |
| 6272 srl(at, dividend, 31); | 6272 srl(at, dividend, 31); |
| 6273 Addu(result, result, Operand(at)); | 6273 Addu(result, result, Operand(at)); |
| 6274 } | 6274 } |
| 6275 | 6275 |
| 6276 | 6276 |
| 6277 } } // namespace v8::internal | 6277 } } // namespace v8::internal |
| 6278 | 6278 |
| 6279 #endif // V8_TARGET_ARCH_MIPS | 6279 #endif // V8_TARGET_ARCH_MIPS |
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