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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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318 const Instr kLdrStrOffsetMask = 0x00000fff; | 318 const Instr kLdrStrOffsetMask = 0x00000fff; |
319 | 319 |
320 | 320 |
321 // Spare buffer. | 321 // Spare buffer. |
322 static const int kMinimalBufferSize = 4*KB; | 322 static const int kMinimalBufferSize = 4*KB; |
323 | 323 |
324 | 324 |
325 Assembler::Assembler(Isolate* arg_isolate, void* buffer, int buffer_size) | 325 Assembler::Assembler(Isolate* arg_isolate, void* buffer, int buffer_size) |
326 : AssemblerBase(arg_isolate), | 326 : AssemblerBase(arg_isolate), |
327 recorded_ast_id_(TypeFeedbackId::None()), | 327 recorded_ast_id_(TypeFeedbackId::None()), |
328 positions_recorder_(this), | 328 positions_recorder_(this) { |
329 emit_debug_code_(FLAG_debug_code) { | |
330 if (buffer == NULL) { | 329 if (buffer == NULL) { |
331 // Do our own buffer management. | 330 // Do our own buffer management. |
332 if (buffer_size <= kMinimalBufferSize) { | 331 if (buffer_size <= kMinimalBufferSize) { |
333 buffer_size = kMinimalBufferSize; | 332 buffer_size = kMinimalBufferSize; |
334 | 333 |
335 if (isolate()->assembler_spare_buffer() != NULL) { | 334 if (isolate()->assembler_spare_buffer() != NULL) { |
336 buffer = isolate()->assembler_spare_buffer(); | 335 buffer = isolate()->assembler_spare_buffer(); |
337 isolate()->set_assembler_spare_buffer(NULL); | 336 isolate()->set_assembler_spare_buffer(NULL); |
338 } | 337 } |
339 } | 338 } |
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2771 | 2770 |
2772 // Since a constant pool was just emitted, move the check offset forward by | 2771 // Since a constant pool was just emitted, move the check offset forward by |
2773 // the standard interval. | 2772 // the standard interval. |
2774 next_buffer_check_ = pc_offset() + kCheckPoolInterval; | 2773 next_buffer_check_ = pc_offset() + kCheckPoolInterval; |
2775 } | 2774 } |
2776 | 2775 |
2777 | 2776 |
2778 } } // namespace v8::internal | 2777 } } // namespace v8::internal |
2779 | 2778 |
2780 #endif // V8_TARGET_ARCH_ARM | 2779 #endif // V8_TARGET_ARCH_ARM |
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