Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 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 |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef V8_ARM64_CODEGEN_ARM64_H_ |
| 6 | #define V8_ARM64_CODEGEN_ARM64_H_ |
| 7 | |
| 8 | #include "src/ast.h" |
| 9 | #include "src/macro-assembler.h" |
| 10 | |
| 11 | namespace v8 { |
| 12 | namespace internal { |
| 13 | |
| 14 | class StringCharLoadGenerator : public AllStatic { |
| 15 | public: |
| 16 | // Generates the code for handling different string types and loading the |
| 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 |
| 19 | // register. |
| 20 | static void Generate(MacroAssembler* masm, |
| 21 | Register string, |
| 22 | Register index, |
| 23 | Register result, |
| 24 | Label* call_runtime); |
| 25 | |
| 26 | private: |
| 27 | DISALLOW_COPY_AND_ASSIGN(StringCharLoadGenerator); |
| 28 | }; |
| 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 | |
| 46 | } } // namespace v8::internal |
| 47 | |
| 48 | #endif // V8_ARM64_CODEGEN_ARM64_H_ |