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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 #ifndef V8_ARM64_CODEGEN_ARM64_H_ | 5 #ifndef V8_ARM64_CODEGEN_ARM64_H_ |
6 #define V8_ARM64_CODEGEN_ARM64_H_ | 6 #define V8_ARM64_CODEGEN_ARM64_H_ |
7 | 7 |
8 #include "src/ast/ast.h" | 8 #include "src/ast/ast.h" |
9 #include "src/macro-assembler.h" | 9 #include "src/macro-assembler.h" |
10 | 10 |
11 namespace v8 { | 11 namespace v8 { |
12 namespace internal { | 12 namespace internal { |
13 | 13 |
14 class StringCharLoadGenerator : public AllStatic { | 14 class StringCharLoadGenerator : public AllStatic { |
15 public: | 15 public: |
16 // Generates the code for handling different string types and loading the | 16 // Generates the code for handling different string types and loading the |
17 // indexed character into |result|. We expect |index| as untagged input and | 17 // indexed character into |result|. We expect |index| as untagged input and |
18 // |result| as untagged output. Register index is asserted to be a 32-bit W | 18 // |result| as untagged output. Register index is asserted to be a 32-bit W |
19 // register. | 19 // register. |
20 static void Generate(MacroAssembler* masm, | 20 static void Generate(MacroAssembler* masm, |
21 Register string, | 21 Register string, |
22 Register index, | 22 Register index, |
23 Register result, | 23 Register result, |
24 Label* call_runtime); | 24 Label* call_runtime); |
25 | 25 |
26 private: | 26 private: |
27 DISALLOW_COPY_AND_ASSIGN(StringCharLoadGenerator); | 27 DISALLOW_COPY_AND_ASSIGN(StringCharLoadGenerator); |
28 }; | 28 }; |
29 | 29 |
| 30 |
| 31 class MathExpGenerator : public AllStatic { |
| 32 public: |
| 33 static void EmitMathExp(MacroAssembler* masm, |
| 34 DoubleRegister input, |
| 35 DoubleRegister result, |
| 36 DoubleRegister double_scratch1, |
| 37 DoubleRegister double_scratch2, |
| 38 Register temp1, |
| 39 Register temp2, |
| 40 Register temp3); |
| 41 |
| 42 private: |
| 43 DISALLOW_COPY_AND_ASSIGN(MathExpGenerator); |
| 44 }; |
| 45 |
30 } // namespace internal | 46 } // namespace internal |
31 } // namespace v8 | 47 } // namespace v8 |
32 | 48 |
33 #endif // V8_ARM64_CODEGEN_ARM64_H_ | 49 #endif // V8_ARM64_CODEGEN_ARM64_H_ |
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