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Issue 424743002: Clean up name distinction between Keyed ICs and Element Handlers (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 4 months ago
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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_ARM 9 #if V8_TARGET_ARCH_ARM
10 10
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1597 ldr(scratch, FieldMemOperand(scratch, token_offset)); 1597 ldr(scratch, FieldMemOperand(scratch, token_offset));
1598 ldr(ip, FieldMemOperand(ip, token_offset)); 1598 ldr(ip, FieldMemOperand(ip, token_offset));
1599 cmp(scratch, Operand(ip)); 1599 cmp(scratch, Operand(ip));
1600 b(ne, miss); 1600 b(ne, miss);
1601 1601
1602 bind(&same_contexts); 1602 bind(&same_contexts);
1603 } 1603 }
1604 1604
1605 1605
1606 // Compute the hash code from the untagged key. This must be kept in sync with 1606 // Compute the hash code from the untagged key. This must be kept in sync with
1607 // ComputeIntegerHash in utils.h and KeyedLoadGenericElementStub in 1607 // ComputeIntegerHash in utils.h and KeyedLoadGenericStub in
1608 // code-stub-hydrogen.cc 1608 // code-stub-hydrogen.cc
1609 void MacroAssembler::GetNumberHash(Register t0, Register scratch) { 1609 void MacroAssembler::GetNumberHash(Register t0, Register scratch) {
1610 // First of all we assign the hash seed to scratch. 1610 // First of all we assign the hash seed to scratch.
1611 LoadRoot(scratch, Heap::kHashSeedRootIndex); 1611 LoadRoot(scratch, Heap::kHashSeedRootIndex);
1612 SmiUntag(scratch); 1612 SmiUntag(scratch);
1613 1613
1614 // Xor original key with a seed. 1614 // Xor original key with a seed.
1615 eor(t0, t0, Operand(scratch)); 1615 eor(t0, t0, Operand(scratch));
1616 1616
1617 // Compute the hash code from the untagged key. This must be kept in sync 1617 // Compute the hash code from the untagged key. This must be kept in sync
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4102 sub(result, result, Operand(dividend)); 4102 sub(result, result, Operand(dividend));
4103 } 4103 }
4104 if (ms.shift() > 0) mov(result, Operand(result, ASR, ms.shift())); 4104 if (ms.shift() > 0) mov(result, Operand(result, ASR, ms.shift()));
4105 add(result, result, Operand(dividend, LSR, 31)); 4105 add(result, result, Operand(dividend, LSR, 31));
4106 } 4106 }
4107 4107
4108 4108
4109 } } // namespace v8::internal 4109 } } // namespace v8::internal
4110 4110
4111 #endif // V8_TARGET_ARCH_ARM 4111 #endif // V8_TARGET_ARCH_ARM
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