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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/arguments.h" | 7 #include "src/arguments.h" |
8 #include "src/deoptimizer.h" | 8 #include "src/deoptimizer.h" |
9 #include "src/full-codegen.h" | 9 #include "src/full-codegen.h" |
10 #include "src/natives.h" | 10 #include "src/natives.h" |
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57 // JSFunction::MarkForOptimization(). | 57 // JSFunction::MarkForOptimization(). |
58 RUNTIME_ASSERT(function->shared()->allows_lazy_compilation() || | 58 RUNTIME_ASSERT(function->shared()->allows_lazy_compilation() || |
59 (function->code()->kind() == Code::FUNCTION && | 59 (function->code()->kind() == Code::FUNCTION && |
60 function->code()->optimizable())); | 60 function->code()->optimizable())); |
61 | 61 |
62 if (!isolate->use_crankshaft()) return isolate->heap()->undefined_value(); | 62 if (!isolate->use_crankshaft()) return isolate->heap()->undefined_value(); |
63 | 63 |
64 // If the function is already optimized, just return. | 64 // If the function is already optimized, just return. |
65 if (function->IsOptimized()) return isolate->heap()->undefined_value(); | 65 if (function->IsOptimized()) return isolate->heap()->undefined_value(); |
66 | 66 |
67 // If the function cannot optimized, just return. | |
68 if (function->shared()->optimization_disabled()) { | |
69 return isolate->heap()->undefined_value(); | |
70 } | |
71 | |
72 function->MarkForOptimization(); | 67 function->MarkForOptimization(); |
73 | 68 |
74 Code* unoptimized = function->shared()->code(); | 69 Code* unoptimized = function->shared()->code(); |
75 if (args.length() == 2 && unoptimized->kind() == Code::FUNCTION) { | 70 if (args.length() == 2 && unoptimized->kind() == Code::FUNCTION) { |
76 CONVERT_ARG_HANDLE_CHECKED(String, type, 1); | 71 CONVERT_ARG_HANDLE_CHECKED(String, type, 1); |
77 if (type->IsOneByteEqualTo(STATIC_CHAR_VECTOR("osr")) && FLAG_use_osr) { | 72 if (type->IsOneByteEqualTo(STATIC_CHAR_VECTOR("osr")) && FLAG_use_osr) { |
78 // Start patching from the currently patched loop nesting level. | 73 // Start patching from the currently patched loop nesting level. |
79 DCHECK(BackEdgeTable::Verify(isolate, unoptimized)); | 74 DCHECK(BackEdgeTable::Verify(isolate, unoptimized)); |
80 isolate->runtime_profiler()->AttemptOnStackReplacement( | 75 isolate->runtime_profiler()->AttemptOnStackReplacement( |
81 *function, Code::kMaxLoopNestingMarker); | 76 *function, Code::kMaxLoopNestingMarker); |
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408 RUNTIME_FUNCTION(Runtime_HasFixed##Type##Elements) { \ | 403 RUNTIME_FUNCTION(Runtime_HasFixed##Type##Elements) { \ |
409 CONVERT_ARG_CHECKED(JSObject, obj, 0); \ | 404 CONVERT_ARG_CHECKED(JSObject, obj, 0); \ |
410 return isolate->heap()->ToBoolean(obj->HasFixed##Type##Elements()); \ | 405 return isolate->heap()->ToBoolean(obj->HasFixed##Type##Elements()); \ |
411 } | 406 } |
412 | 407 |
413 TYPED_ARRAYS(FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION) | 408 TYPED_ARRAYS(FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION) |
414 | 409 |
415 #undef FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION | 410 #undef FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION |
416 } | 411 } |
417 } // namespace v8::internal | 412 } // namespace v8::internal |
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