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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 "assembler.h" | 8 #include "assembler.h" |
9 #include "frames.h" | 9 #include "frames.h" |
10 #include "v8globals.h" | 10 #include "v8globals.h" |
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923 Register type, | 923 Register type, |
924 Condition cond = al) { | 924 Condition cond = al) { |
925 ldr(type, FieldMemOperand(obj, HeapObject::kMapOffset), cond); | 925 ldr(type, FieldMemOperand(obj, HeapObject::kMapOffset), cond); |
926 ldrb(type, FieldMemOperand(type, Map::kInstanceTypeOffset), cond); | 926 ldrb(type, FieldMemOperand(type, Map::kInstanceTypeOffset), cond); |
927 tst(type, Operand(kIsNotStringMask), cond); | 927 tst(type, Operand(kIsNotStringMask), cond); |
928 ASSERT_EQ(0, kStringTag); | 928 ASSERT_EQ(0, kStringTag); |
929 return eq; | 929 return eq; |
930 } | 930 } |
931 | 931 |
932 | 932 |
933 // Generates code for reporting that an illegal operation has | |
934 // occurred. | |
935 void IllegalOperation(int num_arguments); | |
936 | |
937 // Picks out an array index from the hash field. | 933 // Picks out an array index from the hash field. |
938 // Register use: | 934 // Register use: |
939 // hash - holds the index's hash. Clobbered. | 935 // hash - holds the index's hash. Clobbered. |
940 // index - holds the overwritten index on exit. | 936 // index - holds the overwritten index on exit. |
941 void IndexFromHash(Register hash, Register index); | 937 void IndexFromHash(Register hash, Register index); |
942 | 938 |
943 // Get the number of least significant bits from a register | 939 // Get the number of least significant bits from a register |
944 void GetLeastBitsFromSmi(Register dst, Register src, int num_least_bits); | 940 void GetLeastBitsFromSmi(Register dst, Register src, int num_least_bits); |
945 void GetLeastBitsFromInt32(Register dst, Register src, int mun_least_bits); | 941 void GetLeastBitsFromInt32(Register dst, Register src, int mun_least_bits); |
946 | 942 |
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1580 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) | 1576 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__) |
1581 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> | 1577 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm-> |
1582 #else | 1578 #else |
1583 #define ACCESS_MASM(masm) masm-> | 1579 #define ACCESS_MASM(masm) masm-> |
1584 #endif | 1580 #endif |
1585 | 1581 |
1586 | 1582 |
1587 } } // namespace v8::internal | 1583 } } // namespace v8::internal |
1588 | 1584 |
1589 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ | 1585 #endif // V8_ARM_MACRO_ASSEMBLER_ARM_H_ |
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