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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
| 6 |
6 #include "src/arguments.h" | 7 #include "src/arguments.h" |
7 | |
8 #include "src/vm-state-inl.h" | 8 #include "src/vm-state-inl.h" |
9 | 9 |
10 namespace v8 { | 10 namespace v8 { |
11 namespace internal { | 11 namespace internal { |
12 | 12 |
13 | 13 |
14 template<typename T> | 14 template<typename T> |
15 template<typename V> | 15 template<typename V> |
16 v8::Handle<V> CustomArguments<T>::GetReturnValue(Isolate* isolate) { | 16 v8::Handle<V> CustomArguments<T>::GetReturnValue(Isolate* isolate) { |
17 // Check the ReturnValue. | 17 // Check the ReturnValue. |
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96 | 96 |
97 double ClobberDoubleRegisters(double x1, double x2, double x3, double x4) { | 97 double ClobberDoubleRegisters(double x1, double x2, double x3, double x4) { |
98 // TODO(ulan): This clobbers only subset of registers depending on compiler, | 98 // TODO(ulan): This clobbers only subset of registers depending on compiler, |
99 // Rewrite this in assembly to really clobber all registers. | 99 // Rewrite this in assembly to really clobber all registers. |
100 // GCC for ia32 uses the FPU and does not touch XMM registers. | 100 // GCC for ia32 uses the FPU and does not touch XMM registers. |
101 return x1 * 1.01 + x2 * 2.02 + x3 * 3.03 + x4 * 4.04; | 101 return x1 * 1.01 + x2 * 2.02 + x3 * 3.03 + x4 * 4.04; |
102 } | 102 } |
103 | 103 |
104 | 104 |
105 } } // namespace v8::internal | 105 } } // namespace v8::internal |
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