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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 are | 5 // modification, are permitted provided that the following conditions are |
| 6 // met: | 6 // 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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| 1406 isolate->debug()->restarter_frame_function_pointer_address()); | 1406 isolate->debug()->restarter_frame_function_pointer_address()); |
| 1407 } | 1407 } |
| 1408 | 1408 |
| 1409 | 1409 |
| 1410 ExternalReference ExternalReference::vector_store_virtual_register( | 1410 ExternalReference ExternalReference::vector_store_virtual_register( |
| 1411 Isolate* isolate) { | 1411 Isolate* isolate) { |
| 1412 return ExternalReference(isolate->vector_store_virtual_register_address()); | 1412 return ExternalReference(isolate->vector_store_virtual_register_address()); |
| 1413 } | 1413 } |
| 1414 | 1414 |
| 1415 | 1415 |
| 1416 ExternalReference ExternalReference::runtime_function_table_address( | |
| 1417 Isolate* isolate) { | |
| 1418 return ExternalReference( | |
| 1419 const_cast<Runtime::Function*>(Runtime::RuntimeFunctionTable(isolate))); | |
| 1420 } | |
| 1421 | |
| 1422 | |
| 1423 double power_helper(double x, double y) { | 1416 double power_helper(double x, double y) { |
| 1424 int y_int = static_cast<int>(y); | 1417 int y_int = static_cast<int>(y); |
| 1425 if (y == y_int) { | 1418 if (y == y_int) { |
| 1426 return power_double_int(x, y_int); // Returns 1 if exponent is 0. | 1419 return power_double_int(x, y_int); // Returns 1 if exponent is 0. |
| 1427 } | 1420 } |
| 1428 if (y == 0.5) { | 1421 if (y == 0.5) { |
| 1429 return (std::isinf(x)) ? V8_INFINITY | 1422 return (std::isinf(x)) ? V8_INFINITY |
| 1430 : fast_sqrt(x + 0.0); // Convert -0 to +0. | 1423 : fast_sqrt(x + 0.0); // Convert -0 to +0. |
| 1431 } | 1424 } |
| 1432 if (y == -0.5) { | 1425 if (y == -0.5) { |
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| 1853 | 1846 |
| 1854 | 1847 |
| 1855 void Assembler::DataAlign(int m) { | 1848 void Assembler::DataAlign(int m) { |
| 1856 DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m)); | 1849 DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m)); |
| 1857 while ((pc_offset() & (m - 1)) != 0) { | 1850 while ((pc_offset() & (m - 1)) != 0) { |
| 1858 db(0); | 1851 db(0); |
| 1859 } | 1852 } |
| 1860 } | 1853 } |
| 1861 } // namespace internal | 1854 } // namespace internal |
| 1862 } // namespace v8 | 1855 } // namespace v8 |
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