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      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_
     49