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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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1380 | 1380 |
1381 | 1381 |
1382 ExternalReference | 1382 ExternalReference |
1383 ExternalReference::debug_restarter_frame_function_pointer_address( | 1383 ExternalReference::debug_restarter_frame_function_pointer_address( |
1384 Isolate* isolate) { | 1384 Isolate* isolate) { |
1385 return ExternalReference( | 1385 return ExternalReference( |
1386 isolate->debug()->restarter_frame_function_pointer_address()); | 1386 isolate->debug()->restarter_frame_function_pointer_address()); |
1387 } | 1387 } |
1388 | 1388 |
1389 | 1389 |
| 1390 ExternalReference ExternalReference::vector_store_virtual_register( |
| 1391 Isolate* isolate) { |
| 1392 return ExternalReference(isolate->vector_store_virtual_register_address()); |
| 1393 } |
| 1394 |
| 1395 |
1390 double power_helper(double x, double y) { | 1396 double power_helper(double x, double y) { |
1391 int y_int = static_cast<int>(y); | 1397 int y_int = static_cast<int>(y); |
1392 if (y == y_int) { | 1398 if (y == y_int) { |
1393 return power_double_int(x, y_int); // Returns 1 if exponent is 0. | 1399 return power_double_int(x, y_int); // Returns 1 if exponent is 0. |
1394 } | 1400 } |
1395 if (y == 0.5) { | 1401 if (y == 0.5) { |
1396 return (std::isinf(x)) ? V8_INFINITY | 1402 return (std::isinf(x)) ? V8_INFINITY |
1397 : fast_sqrt(x + 0.0); // Convert -0 to +0. | 1403 : fast_sqrt(x + 0.0); // Convert -0 to +0. |
1398 } | 1404 } |
1399 if (y == -0.5) { | 1405 if (y == -0.5) { |
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1820 | 1826 |
1821 | 1827 |
1822 void Assembler::DataAlign(int m) { | 1828 void Assembler::DataAlign(int m) { |
1823 DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m)); | 1829 DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m)); |
1824 while ((pc_offset() & (m - 1)) != 0) { | 1830 while ((pc_offset() & (m - 1)) != 0) { |
1825 db(0); | 1831 db(0); |
1826 } | 1832 } |
1827 } | 1833 } |
1828 } // namespace internal | 1834 } // namespace internal |
1829 } // namespace v8 | 1835 } // namespace v8 |
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