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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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338 | 338 |
339 | 339 |
340 // ----------------------------------------------------------------------------- | 340 // ----------------------------------------------------------------------------- |
341 // Implementation of Assembler. | 341 // Implementation of Assembler. |
342 | 342 |
343 #ifdef GENERATED_CODE_COVERAGE | 343 #ifdef GENERATED_CODE_COVERAGE |
344 static void InitCoverageLog(); | 344 static void InitCoverageLog(); |
345 #endif | 345 #endif |
346 | 346 |
347 Assembler::Assembler(Isolate* arg_isolate, void* buffer, int buffer_size) | 347 Assembler::Assembler(Isolate* arg_isolate, void* buffer, int buffer_size) |
348 : AssemblerBase(arg_isolate), | 348 : AssemblerBase(arg_isolate, arg_isolate->zone()), |
349 code_targets_(100), | 349 code_targets_(100), |
350 positions_recorder_(this), | 350 positions_recorder_(this), |
351 emit_debug_code_(FLAG_debug_code) { | 351 emit_debug_code_(FLAG_debug_code) { |
352 if (buffer == NULL) { | 352 if (buffer == NULL) { |
353 // Do our own buffer management. | 353 // Do our own buffer management. |
354 if (buffer_size <= kMinimalBufferSize) { | 354 if (buffer_size <= kMinimalBufferSize) { |
355 buffer_size = kMinimalBufferSize; | 355 buffer_size = kMinimalBufferSize; |
356 | 356 |
357 if (isolate() != NULL && isolate()->assembler_spare_buffer() != NULL) { | 357 if (isolate() != NULL && isolate()->assembler_spare_buffer() != NULL) { |
358 buffer = isolate()->assembler_spare_buffer(); | 358 buffer = isolate()->assembler_spare_buffer(); |
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3041 bool RelocInfo::IsCodedSpecially() { | 3041 bool RelocInfo::IsCodedSpecially() { |
3042 // The deserializer needs to know whether a pointer is specially coded. Being | 3042 // The deserializer needs to know whether a pointer is specially coded. Being |
3043 // specially coded on x64 means that it is a relative 32 bit address, as used | 3043 // specially coded on x64 means that it is a relative 32 bit address, as used |
3044 // by branch instructions. | 3044 // by branch instructions. |
3045 return (1 << rmode_) & kApplyMask; | 3045 return (1 << rmode_) & kApplyMask; |
3046 } | 3046 } |
3047 | 3047 |
3048 } } // namespace v8::internal | 3048 } } // namespace v8::internal |
3049 | 3049 |
3050 #endif // V8_TARGET_ARCH_X64 | 3050 #endif // V8_TARGET_ARCH_X64 |
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