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| 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
| 2 // All Rights Reserved. | 2 // All Rights Reserved. |
| 3 // | 3 // |
| 4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
| 5 // modification, are permitted provided that the following conditions | 5 // modification, are permitted provided that the following conditions |
| 6 // are met: | 6 // are met: |
| 7 // | 7 // |
| 8 // - Redistributions of source code must retain the above copyright notice, | 8 // - Redistributions of source code must retain the above copyright notice, |
| 9 // this list of conditions and the following disclaimer. | 9 // this list of conditions and the following disclaimer. |
| 10 // | 10 // |
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| 38 // Generates user mode instructions for the ARM architecture up to version 5 | 38 // Generates user mode instructions for the ARM architecture up to version 5 |
| 39 | 39 |
| 40 #ifndef V8_ARM_ASSEMBLER_ARM_H_ | 40 #ifndef V8_ARM_ASSEMBLER_ARM_H_ |
| 41 #define V8_ARM_ASSEMBLER_ARM_H_ | 41 #define V8_ARM_ASSEMBLER_ARM_H_ |
| 42 | 42 |
| 43 #include <stdio.h> | 43 #include <stdio.h> |
| 44 #include <vector> | 44 #include <vector> |
| 45 | 45 |
| 46 #include "src/arm/constants-arm.h" | 46 #include "src/arm/constants-arm.h" |
| 47 #include "src/assembler.h" | 47 #include "src/assembler.h" |
| 48 #include "src/compiler.h" |
| 48 #include "src/serialize.h" | 49 #include "src/serialize.h" |
| 49 | 50 |
| 50 namespace v8 { | 51 namespace v8 { |
| 51 namespace internal { | 52 namespace internal { |
| 52 | 53 |
| 53 // CPU Registers. | 54 // CPU Registers. |
| 54 // | 55 // |
| 55 // 1) We would prefer to use an enum, but enum values are assignment- | 56 // 1) We would prefer to use an enum, but enum values are assignment- |
| 56 // compatible with int, which has caused code-generation bugs. | 57 // compatible with int, which has caused code-generation bugs. |
| 57 // | 58 // |
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| 1393 } | 1394 } |
| 1394 | 1395 |
| 1395 void ClearRecordedAstId() { recorded_ast_id_ = TypeFeedbackId::None(); } | 1396 void ClearRecordedAstId() { recorded_ast_id_ = TypeFeedbackId::None(); } |
| 1396 | 1397 |
| 1397 // Record a comment relocation entry that can be used by a disassembler. | 1398 // Record a comment relocation entry that can be used by a disassembler. |
| 1398 // Use --code-comments to enable. | 1399 // Use --code-comments to enable. |
| 1399 void RecordComment(const char* msg); | 1400 void RecordComment(const char* msg); |
| 1400 | 1401 |
| 1401 // Record a deoptimization reason that can be used by a log or cpu profiler. | 1402 // Record a deoptimization reason that can be used by a log or cpu profiler. |
| 1402 // Use --trace-deopt to enable. | 1403 // Use --trace-deopt to enable. |
| 1403 void RecordDeoptReason(const int reason, const int raw_position); | 1404 void RecordDeoptReason(const int reason, const SourcePosition position); |
| 1404 | 1405 |
| 1405 // Record the emission of a constant pool. | 1406 // Record the emission of a constant pool. |
| 1406 // | 1407 // |
| 1407 // The emission of constant pool depends on the size of the code generated and | 1408 // The emission of constant pool depends on the size of the code generated and |
| 1408 // the number of RelocInfo recorded. | 1409 // the number of RelocInfo recorded. |
| 1409 // The Debug mechanism needs to map code offsets between two versions of a | 1410 // The Debug mechanism needs to map code offsets between two versions of a |
| 1410 // function, compiled with and without debugger support (see for example | 1411 // function, compiled with and without debugger support (see for example |
| 1411 // Debug::PrepareForBreakPoints()). | 1412 // Debug::PrepareForBreakPoints()). |
| 1412 // Compiling functions with debugger support generates additional code | 1413 // Compiling functions with debugger support generates additional code |
| 1413 // (DebugCodegen::GenerateSlot()). This may affect the emission of the | 1414 // (DebugCodegen::GenerateSlot()). This may affect the emission of the |
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| 1681 public: | 1682 public: |
| 1682 explicit EnsureSpace(Assembler* assembler) { | 1683 explicit EnsureSpace(Assembler* assembler) { |
| 1683 assembler->CheckBuffer(); | 1684 assembler->CheckBuffer(); |
| 1684 } | 1685 } |
| 1685 }; | 1686 }; |
| 1686 | 1687 |
| 1687 | 1688 |
| 1688 } } // namespace v8::internal | 1689 } } // namespace v8::internal |
| 1689 | 1690 |
| 1690 #endif // V8_ARM_ASSEMBLER_ARM_H_ | 1691 #endif // V8_ARM_ASSEMBLER_ARM_H_ |
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