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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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| 308 int reset_value = FLAG_interrupt_budget; | 308 int reset_value = FLAG_interrupt_budget; |
| 309 if (info_->ShouldSelfOptimize() && !FLAG_retry_self_opt) { | 309 if (info_->ShouldSelfOptimize() && !FLAG_retry_self_opt) { |
| 310 // Self-optimization is a one-off thing; if it fails, don't try again. | 310 // Self-optimization is a one-off thing; if it fails, don't try again. |
| 311 reset_value = Smi::kMaxValue; | 311 reset_value = Smi::kMaxValue; |
| 312 } | 312 } |
| 313 if (isolate()->IsDebuggerActive()) { | 313 if (isolate()->IsDebuggerActive()) { |
| 314 // Detect debug break requests as soon as possible. | 314 // Detect debug break requests as soon as possible. |
| 315 reset_value = 10; | 315 reset_value = 10; |
| 316 } | 316 } |
| 317 __ movq(rbx, profiling_counter_, RelocInfo::EMBEDDED_OBJECT); | 317 __ movq(rbx, profiling_counter_, RelocInfo::EMBEDDED_OBJECT); |
| 318 __ Move(FieldOperand(rbx, JSGlobalPropertyCell::kValueOffset), | 318 __ movq(kScratchRegister, |
| 319 Smi::FromInt(reset_value)); | 319 reinterpret_cast<uint64_t>(Smi::FromInt(reset_value)), |
| 320 RelocInfo::NONE); |
| 321 __ movq(FieldOperand(rbx, JSGlobalPropertyCell::kValueOffset), |
| 322 kScratchRegister); |
| 320 } | 323 } |
| 321 | 324 |
| 322 | 325 |
| 323 static const int kMaxBackEdgeWeight = 127; | 326 static const int kMaxBackEdgeWeight = 127; |
| 324 static const int kBackEdgeDistanceDivisor = 162; | 327 static const int kBackEdgeDistanceDivisor = 162; |
| 325 | 328 |
| 326 | 329 |
| 327 void FullCodeGenerator::EmitStackCheck(IterationStatement* stmt, | 330 void FullCodeGenerator::EmitStackCheck(IterationStatement* stmt, |
| 328 Label* back_edge_target) { | 331 Label* back_edge_target) { |
| 329 Comment cmnt(masm_, "[ Stack check"); | 332 Comment cmnt(masm_, "[ Stack check"); |
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| 4484 *context_length = 0; | 4487 *context_length = 0; |
| 4485 return previous_; | 4488 return previous_; |
| 4486 } | 4489 } |
| 4487 | 4490 |
| 4488 | 4491 |
| 4489 #undef __ | 4492 #undef __ |
| 4490 | 4493 |
| 4491 } } // namespace v8::internal | 4494 } } // namespace v8::internal |
| 4492 | 4495 |
| 4493 #endif // V8_TARGET_ARCH_X64 | 4496 #endif // V8_TARGET_ARCH_X64 |
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