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| 1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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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| 67 GET_STACK_POINTER(); | 67 GET_STACK_POINTER(); |
| 68 args.GetReturnValue().Set(v8_num(sp_addr)); | 68 args.GetReturnValue().Set(v8_num(sp_addr)); |
| 69 } | 69 } |
| 70 | 70 |
| 71 | 71 |
| 72 TEST(StackAlignment) { | 72 TEST(StackAlignment) { |
| 73 v8::Isolate* isolate = CcTest::isolate(); | 73 v8::Isolate* isolate = CcTest::isolate(); |
| 74 v8::HandleScope handle_scope(isolate); | 74 v8::HandleScope handle_scope(isolate); |
| 75 v8::Handle<v8::ObjectTemplate> global_template = v8::ObjectTemplate::New(); | 75 v8::Handle<v8::ObjectTemplate> global_template = v8::ObjectTemplate::New(); |
| 76 global_template->Set(v8_str("get_stack_pointer"), | 76 global_template->Set(v8_str("get_stack_pointer"), |
| 77 v8::FunctionTemplate::New(GetStackPointer)); | 77 v8::FunctionTemplate::New(isolate, GetStackPointer)); |
| 78 | 78 |
| 79 LocalContext env(NULL, global_template); | 79 LocalContext env(NULL, global_template); |
| 80 CompileRun( | 80 CompileRun( |
| 81 "function foo() {" | 81 "function foo() {" |
| 82 " return get_stack_pointer();" | 82 " return get_stack_pointer();" |
| 83 "}"); | 83 "}"); |
| 84 | 84 |
| 85 v8::Local<v8::Object> global_object = env->Global(); | 85 v8::Local<v8::Object> global_object = env->Global(); |
| 86 v8::Local<v8::Function> foo = | 86 v8::Local<v8::Function> foo = |
| 87 v8::Local<v8::Function>::Cast(global_object->Get(v8_str("foo"))); | 87 v8::Local<v8::Function>::Cast(global_object->Get(v8_str("foo"))); |
| 88 | 88 |
| 89 v8::Local<v8::Value> result = foo->Call(global_object, 0, NULL); | 89 v8::Local<v8::Value> result = foo->Call(global_object, 0, NULL); |
| 90 CHECK_EQ(0, result->Int32Value() % OS::ActivationFrameAlignment()); | 90 CHECK_EQ(0, result->Int32Value() % OS::ActivationFrameAlignment()); |
| 91 } | 91 } |
| 92 | 92 |
| 93 #undef GET_STACK_POINTERS | 93 #undef GET_STACK_POINTERS |
| 94 #undef ASM | 94 #undef ASM |
| 95 #endif // __GNUC__ | 95 #endif // __GNUC__ |
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