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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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942 // Abort execution if argument is not a number. Used in debug code. | 942 // Abort execution if argument is not a number. Used in debug code. |
943 void AbortIfNotNumber(Register object); | 943 void AbortIfNotNumber(Register object); |
944 | 944 |
945 // Abort execution if argument is a smi. Used in debug code. | 945 // Abort execution if argument is a smi. Used in debug code. |
946 void AbortIfSmi(Register object); | 946 void AbortIfSmi(Register object); |
947 | 947 |
948 // Abort execution if argument is not a smi. Used in debug code. | 948 // Abort execution if argument is not a smi. Used in debug code. |
949 void AbortIfNotSmi(Register object); | 949 void AbortIfNotSmi(Register object); |
950 void AbortIfNotSmi(const Operand& object); | 950 void AbortIfNotSmi(const Operand& object); |
951 | 951 |
| 952 // Abort execution if a 64 bit register containing a 32 bit payload does not |
| 953 // have zeros in the top 32 bits. |
| 954 void AbortIfNotZeroExtended(Register reg); |
| 955 |
952 // Abort execution if argument is a string. Used in debug code. | 956 // Abort execution if argument is a string. Used in debug code. |
953 void AbortIfNotString(Register object); | 957 void AbortIfNotString(Register object); |
954 | 958 |
955 // Abort execution if argument is not the root value with the given index. | 959 // Abort execution if argument is not the root value with the given index. |
956 void AbortIfNotRootValue(Register src, | 960 void AbortIfNotRootValue(Register src, |
957 Heap::RootListIndex root_value_index, | 961 Heap::RootListIndex root_value_index, |
958 const char* message); | 962 const char* message); |
959 | 963 |
960 // --------------------------------------------------------------------------- | 964 // --------------------------------------------------------------------------- |
961 // Exception handling | 965 // Exception handling |
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1465 masm->popfd(); \ | 1469 masm->popfd(); \ |
1466 } \ | 1470 } \ |
1467 masm-> | 1471 masm-> |
1468 #else | 1472 #else |
1469 #define ACCESS_MASM(masm) masm-> | 1473 #define ACCESS_MASM(masm) masm-> |
1470 #endif | 1474 #endif |
1471 | 1475 |
1472 } } // namespace v8::internal | 1476 } } // namespace v8::internal |
1473 | 1477 |
1474 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ | 1478 #endif // V8_X64_MACRO_ASSEMBLER_X64_H_ |
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