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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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| 116 __ ret(0); | 116 __ ret(0); |
| 117 #undef __ | 117 #undef __ |
| 118 | 118 |
| 119 CodeDesc desc; | 119 CodeDesc desc; |
| 120 assm.GetCode(&desc); | 120 assm.GetCode(&desc); |
| 121 Object* code = Heap::CreateCode(desc, | 121 Object* code = Heap::CreateCode(desc, |
| 122 NULL, | 122 NULL, |
| 123 Code::ComputeFlags(Code::STUB), | 123 Code::ComputeFlags(Code::STUB), |
| 124 Handle<Code>::null()); | 124 Handle<Code>::null()); |
| 125 if (!code->IsCode()) return; | 125 if (!code->IsCode()) return; |
| 126 LOG(CodeCreateEvent(Logger::BUILTIN_TAG, | 126 PROFILE(CodeCreateEvent(Logger::BUILTIN_TAG, |
| 127 Code::cast(code), "CpuFeatures::Probe")); | 127 Code::cast(code), "CpuFeatures::Probe")); |
| 128 typedef uint64_t (*F0)(); | 128 typedef uint64_t (*F0)(); |
| 129 F0 probe = FUNCTION_CAST<F0>(Code::cast(code)->entry()); | 129 F0 probe = FUNCTION_CAST<F0>(Code::cast(code)->entry()); |
| 130 supported_ = probe(); | 130 supported_ = probe(); |
| 131 found_by_runtime_probing_ = supported_; | 131 found_by_runtime_probing_ = supported_; |
| 132 uint64_t os_guarantees = OS::CpuFeaturesImpliedByPlatform(); | 132 uint64_t os_guarantees = OS::CpuFeaturesImpliedByPlatform(); |
| 133 supported_ |= os_guarantees; | 133 supported_ |= os_guarantees; |
| 134 found_by_runtime_probing_ &= ~os_guarantees; | 134 found_by_runtime_probing_ &= ~os_guarantees; |
| 135 } | 135 } |
| 136 | 136 |
| 137 | 137 |
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| 2521 push_insn[1] = 13; // Skip over coverage insns. | 2521 push_insn[1] = 13; // Skip over coverage insns. |
| 2522 if (coverage_log != NULL) { | 2522 if (coverage_log != NULL) { |
| 2523 fprintf(coverage_log, "%s\n", file_line); | 2523 fprintf(coverage_log, "%s\n", file_line); |
| 2524 fflush(coverage_log); | 2524 fflush(coverage_log); |
| 2525 } | 2525 } |
| 2526 } | 2526 } |
| 2527 | 2527 |
| 2528 #endif | 2528 #endif |
| 2529 | 2529 |
| 2530 } } // namespace v8::internal | 2530 } } // namespace v8::internal |
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