1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission.
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 #ifndef V8_ARM_CODEGEN_ARM_H_
29 #define V8_ARM_CODEGEN_ARM_H_
37 // Forward declarations
38 class CompilationInfo;
40 enum TypeofState { INSIDE_TYPEOF, NOT_INSIDE_TYPEOF };
42 // -------------------------------------------------------------------------
45 class CodeGenerator: public AstVisitor {
48 InitializeAstVisitor();
51 static bool MakeCode(CompilationInfo* info);
53 // Printing of AST, etc. as requested by flags.
54 static void MakeCodePrologue(CompilationInfo* info, const char* kind);
56 // Allocate and install the code.
57 static Handle<Code> MakeCodeEpilogue(MacroAssembler* masm,
59 CompilationInfo* info);
61 // Print the code after compiling it.
62 static void PrintCode(Handle<Code> code, CompilationInfo* info);
64 static bool ShouldGenerateLog(Expression* type);
66 static void SetFunctionInfo(Handle<JSFunction> fun,
69 Handle<Script> script);
71 static bool RecordPositions(MacroAssembler* masm,
73 bool right_here = false);
75 DEFINE_AST_VISITOR_SUBCLASS_MEMBERS();
78 DISALLOW_COPY_AND_ASSIGN(CodeGenerator);
82 class StringCharLoadGenerator : public AllStatic {
84 // Generates the code for handling different string types and loading the
85 // indexed character into |result|. We expect |index| as untagged input and
86 // |result| as untagged output.
87 static void Generate(MacroAssembler* masm,
94 DISALLOW_COPY_AND_ASSIGN(StringCharLoadGenerator);
98 class MathExpGenerator : public AllStatic {
100 static void EmitMathExp(MacroAssembler* masm,
102 DwVfpRegister result,
103 DwVfpRegister double_scratch1,
104 DwVfpRegister double_scratch2,
110 DISALLOW_COPY_AND_ASSIGN(MathExpGenerator);
113 } } // namespace v8::internal
115 #endif // V8_ARM_CODEGEN_ARM_H_