| OLD | NEW |
| 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 |
| (...skipping 3000 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 3011 __ CallCFunction(ExternalReference::random_uint32_function(isolate()), 1); | 3011 __ CallCFunction(ExternalReference::random_uint32_function(isolate()), 1); |
| 3012 | 3012 |
| 3013 CpuFeatures::Scope scope(VFP2); | 3013 CpuFeatures::Scope scope(VFP2); |
| 3014 // 0x41300000 is the top half of 1.0 x 2^20 as a double. | 3014 // 0x41300000 is the top half of 1.0 x 2^20 as a double. |
| 3015 // Create this constant using mov/orr to avoid PC relative load. | 3015 // Create this constant using mov/orr to avoid PC relative load. |
| 3016 __ mov(r1, Operand(0x41000000)); | 3016 __ mov(r1, Operand(0x41000000)); |
| 3017 __ orr(r1, r1, Operand(0x300000)); | 3017 __ orr(r1, r1, Operand(0x300000)); |
| 3018 // Move 0x41300000xxxxxxxx (x = random bits) to VFP. | 3018 // Move 0x41300000xxxxxxxx (x = random bits) to VFP. |
| 3019 __ vmov(d7, r0, r1); | 3019 __ vmov(d7, r0, r1); |
| 3020 // Move 0x4130000000000000 to VFP. | 3020 // Move 0x4130000000000000 to VFP. |
| 3021 __ mov(r0, Operand(0, RelocInfo::NONE)); | 3021 __ mov(r0, Operand(0, RelocInfo::NONE32)); |
| 3022 __ vmov(d8, r0, r1); | 3022 __ vmov(d8, r0, r1); |
| 3023 // Subtract and store the result in the heap number. | 3023 // Subtract and store the result in the heap number. |
| 3024 __ vsub(d7, d7, d8); | 3024 __ vsub(d7, d7, d8); |
| 3025 __ sub(r0, r4, Operand(kHeapObjectTag)); | 3025 __ sub(r0, r4, Operand(kHeapObjectTag)); |
| 3026 __ vstr(d7, r0, HeapNumber::kValueOffset); | 3026 __ vstr(d7, r0, HeapNumber::kValueOffset); |
| 3027 __ mov(r0, r4); | 3027 __ mov(r0, r4); |
| 3028 } else { | 3028 } else { |
| 3029 __ PrepareCallCFunction(2, r0); | 3029 __ PrepareCallCFunction(2, r0); |
| 3030 __ ldr(r1, | 3030 __ ldr(r1, |
| 3031 ContextOperand(context_register(), Context::GLOBAL_OBJECT_INDEX)); | 3031 ContextOperand(context_register(), Context::GLOBAL_OBJECT_INDEX)); |
| (...skipping 1521 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 4553 *context_length = 0; | 4553 *context_length = 0; |
| 4554 return previous_; | 4554 return previous_; |
| 4555 } | 4555 } |
| 4556 | 4556 |
| 4557 | 4557 |
| 4558 #undef __ | 4558 #undef __ |
| 4559 | 4559 |
| 4560 } } // namespace v8::internal | 4560 } } // namespace v8::internal |
| 4561 | 4561 |
| 4562 #endif // V8_TARGET_ARCH_ARM | 4562 #endif // V8_TARGET_ARCH_ARM |
| OLD | NEW |