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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/arm64/codegen-arm64.h" | 5 #include "src/arm64/codegen-arm64.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_ARM64 | 7 #if V8_TARGET_ARCH_ARM64 |
8 | 8 |
9 #include "src/arm64/simulator-arm64.h" | 9 #include "src/arm64/simulator-arm64.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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31 UnaryMathFunctionWithIsolate CreateExpFunction(Isolate* isolate) { | 31 UnaryMathFunctionWithIsolate CreateExpFunction(Isolate* isolate) { |
32 // Use the Math.exp implemetation in MathExpGenerator::EmitMathExp() to create | 32 // Use the Math.exp implemetation in MathExpGenerator::EmitMathExp() to create |
33 // an AAPCS64-compliant exp() function. This will be faster than the C | 33 // an AAPCS64-compliant exp() function. This will be faster than the C |
34 // library's exp() function, but probably less accurate. | 34 // library's exp() function, but probably less accurate. |
35 size_t actual_size; | 35 size_t actual_size; |
36 byte* buffer = | 36 byte* buffer = |
37 static_cast<byte*>(base::OS::Allocate(1 * KB, &actual_size, true)); | 37 static_cast<byte*>(base::OS::Allocate(1 * KB, &actual_size, true)); |
38 if (buffer == nullptr) return nullptr; | 38 if (buffer == nullptr) return nullptr; |
39 | 39 |
40 ExternalReference::InitializeMathExpData(); | 40 ExternalReference::InitializeMathExpData(); |
41 MacroAssembler masm(nullptr, buffer, static_cast<int>(actual_size)); | 41 MacroAssembler masm(isolate, buffer, static_cast<int>(actual_size), |
| 42 CodeObjectRequired::kNo); |
42 masm.SetStackPointer(csp); | 43 masm.SetStackPointer(csp); |
43 | 44 |
44 // The argument will be in d0 on entry. | 45 // The argument will be in d0 on entry. |
45 DoubleRegister input = d0; | 46 DoubleRegister input = d0; |
46 // Use other caller-saved registers for all other values. | 47 // Use other caller-saved registers for all other values. |
47 DoubleRegister result = d1; | 48 DoubleRegister result = d1; |
48 DoubleRegister double_temp1 = d2; | 49 DoubleRegister double_temp1 = d2; |
49 DoubleRegister double_temp2 = d3; | 50 DoubleRegister double_temp2 = d3; |
50 Register temp1 = x10; | 51 Register temp1 = x10; |
51 Register temp2 = x11; | 52 Register temp2 = x11; |
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629 | 630 |
630 __ Bind(&done); | 631 __ Bind(&done); |
631 } | 632 } |
632 | 633 |
633 #undef __ | 634 #undef __ |
634 | 635 |
635 } // namespace internal | 636 } // namespace internal |
636 } // namespace v8 | 637 } // namespace v8 |
637 | 638 |
638 #endif // V8_TARGET_ARCH_ARM64 | 639 #endif // V8_TARGET_ARCH_ARM64 |
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