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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_MACRO_ASSEMBLER_ARM_H_ | 5 #ifndef V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
6 #define V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 6 #define V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
7 | 7 |
8 #include "src/assembler.h" | 8 #include "src/assembler.h" |
9 #include "src/bailout-reason.h" | 9 #include "src/bailout-reason.h" |
10 #include "src/frames.h" | 10 #include "src/frames.h" |
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920 | 920 |
921 // Check if the map of an object is equal to a specified map and branch to a | 921 // Check if the map of an object is equal to a specified map and branch to a |
922 // specified target if equal. Skip the smi check if not required (object is | 922 // specified target if equal. Skip the smi check if not required (object is |
923 // known to be a heap object) | 923 // known to be a heap object) |
924 void DispatchMap(Register obj, | 924 void DispatchMap(Register obj, |
925 Register scratch, | 925 Register scratch, |
926 Handle<Map> map, | 926 Handle<Map> map, |
927 Handle<Code> success, | 927 Handle<Code> success, |
928 SmiCheckType smi_check_type); | 928 SmiCheckType smi_check_type); |
929 | 929 |
930 // Compare the given value and the value of weak cell. | |
931 void CmpWeakValue(Register value, Handle<WeakCell> cell, Register scratch); | |
932 | |
933 // Load the value of the weak cell in the value register. Branch to the given | |
934 // miss label if the weak cell was cleared. | |
935 void LoadWeakValue(Register value, Handle<WeakCell> cell, Label* miss); | |
936 | 930 |
937 // Compare the object in a register to a value from the root list. | 931 // Compare the object in a register to a value from the root list. |
938 // Uses the ip register as scratch. | 932 // Uses the ip register as scratch. |
939 void CompareRoot(Register obj, Heap::RootListIndex index); | 933 void CompareRoot(Register obj, Heap::RootListIndex index); |
940 | 934 |
941 | 935 |
942 // Load and check the instance type of an object for being a string. | 936 // Load and check the instance type of an object for being a string. |
943 // Loads the type into the second argument register. | 937 // Loads the type into the second argument register. |
944 // Returns a condition that will be enabled if the object was a string | 938 // Returns a condition that will be enabled if the object was a string |
945 // and the passed-in condition passed. If the passed-in condition failed | 939 // and the passed-in condition passed. If the passed-in condition failed |
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1556 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 1550 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
1557 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 1551 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
1558 #else | 1552 #else |
1559 #define ACCESS_MASM(masm) masm-> | 1553 #define ACCESS_MASM(masm) masm-> |
1560 #endif | 1554 #endif |
1561 | 1555 |
1562 | 1556 |
1563 } } // namespace v8::internal | 1557 } } // namespace v8::internal |
1564 | 1558 |
1565 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 1559 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
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