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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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76 v8::HandleScope scope; | 76 v8::HandleScope scope; |
77 env->Enter(); | 77 env->Enter(); |
78 | 78 |
79 Handle<Context> context(Isolate::Current()->context()); | 79 Handle<Context> context(Isolate::Current()->context()); |
80 Handle<JSObject> global(context->global_object()); | 80 Handle<JSObject> global(context->global_object()); |
81 Handle<ByteArray> seeds(context->random_seed()); | 81 Handle<ByteArray> seeds(context->random_seed()); |
82 bool has_pending_exception; | 82 bool has_pending_exception; |
83 | 83 |
84 CompileRun("function f() { return Math.random(); }"); | 84 CompileRun("function f() { return Math.random(); }"); |
85 | 85 |
86 Object* symbol = FACTORY->LookupOneByteSymbol(STATIC_ASCII_VECTOR("f"))-> | 86 Object* string = FACTORY->InternalizeOneByteString(STATIC_ASCII_VECTOR("f"))-> |
87 ToObjectChecked(); | 87 ToObjectChecked(); |
88 MaybeObject* fun_object = | 88 MaybeObject* fun_object = |
89 context->global_object()->GetProperty(String::cast(symbol)); | 89 context->global_object()->GetProperty(String::cast(string)); |
90 Handle<JSFunction> fun(JSFunction::cast(fun_object->ToObjectChecked())); | 90 Handle<JSFunction> fun(JSFunction::cast(fun_object->ToObjectChecked())); |
91 | 91 |
92 // Optimize function. | 92 // Optimize function. |
93 Execution::Call(fun, global, 0, NULL, &has_pending_exception); | 93 Execution::Call(fun, global, 0, NULL, &has_pending_exception); |
94 Execution::Call(fun, global, 0, NULL, &has_pending_exception); | 94 Execution::Call(fun, global, 0, NULL, &has_pending_exception); |
95 if (!fun->IsOptimized()) fun->MarkForLazyRecompilation(); | 95 if (!fun->IsOptimized()) fun->MarkForLazyRecompilation(); |
96 | 96 |
97 // Test with some random values. | 97 // Test with some random values. |
98 TestSeeds(fun, context, 0xC0C0AFFE, 0x31415926); | 98 TestSeeds(fun, context, 0xC0C0AFFE, 0x31415926); |
99 TestSeeds(fun, context, 0x01020304, 0xFFFFFFFF); | 99 TestSeeds(fun, context, 0x01020304, 0xFFFFFFFF); |
100 TestSeeds(fun, context, 0x00000001, 0x00000000); | 100 TestSeeds(fun, context, 0x00000001, 0x00000000); |
101 | 101 |
102 // Test that we bail out to runtime when seeds are uninitialized (zeros). | 102 // Test that we bail out to runtime when seeds are uninitialized (zeros). |
103 SetSeeds(seeds, 0, 0); | 103 SetSeeds(seeds, 0, 0); |
104 Handle<Object> value = | 104 Handle<Object> value = |
105 Execution::Call(fun, global, 0, NULL, &has_pending_exception); | 105 Execution::Call(fun, global, 0, NULL, &has_pending_exception); |
106 CHECK(value->IsHeapNumber()); | 106 CHECK(value->IsHeapNumber()); |
107 CHECK(fun->IsOptimized()); | 107 CHECK(fun->IsOptimized()); |
108 double crankshaft_value = HeapNumber::cast(*value)->value(); | 108 double crankshaft_value = HeapNumber::cast(*value)->value(); |
109 CHECK_NE(0.0, crankshaft_value); | 109 CHECK_NE(0.0, crankshaft_value); |
110 } | 110 } |
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