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 4 // met: 5 // 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. 15 // 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, 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28 29 #ifndef V8_MIPS_CODEGEN_MIPS_H_ 30 #define V8_MIPS_CODEGEN_MIPS_H_ 31 32 33 #include "ast.h" 34 #include "ic-inl.h" 35 36 namespace v8 { 37 namespace internal { 38 39 // Forward declarations 40 class CompilationInfo; 41 42 enum TypeofState { INSIDE_TYPEOF, NOT_INSIDE_TYPEOF }; 43 44 // ------------------------------------------------------------------------- 45 // CodeGenerator 46 47 class CodeGenerator: public AstVisitor { 48 public: 49 static bool MakeCode(CompilationInfo* info); 50 51 // Printing of AST, etc. as requested by flags. 52 static void MakeCodePrologue(CompilationInfo* info); 53 54 // Allocate and install the code. 55 static Handle<Code> MakeCodeEpilogue(MacroAssembler* masm, 56 Code::Flags flags, 57 CompilationInfo* info); 58 59 // Print the code after compiling it. 60 static void PrintCode(Handle<Code> code, CompilationInfo* info); 61 62 static bool ShouldGenerateLog(Expression* type); 63 64 static void SetFunctionInfo(Handle<JSFunction> fun, 65 FunctionLiteral* lit, 66 bool is_toplevel, 67 Handle<Script> script); 68 69 static bool RecordPositions(MacroAssembler* masm, 70 int pos, 71 bool right_here = false); 72 73 private: 74 DISALLOW_COPY_AND_ASSIGN(CodeGenerator); 75 }; 76 77 78 class StringCharLoadGenerator : public AllStatic { 79 public: 80 // Generates the code for handling different string types and loading the 81 // indexed character into |result|. We expect |index| as untagged input and 82 // |result| as untagged output. 83 static void Generate(MacroAssembler* masm, 84 Register string, 85 Register index, 86 Register result, 87 Label* call_runtime); 88 89 private: 90 DISALLOW_COPY_AND_ASSIGN(StringCharLoadGenerator); 91 }; 92 93 } } // namespace v8::internal 94 95 #endif // V8_MIPS_CODEGEN_MIPS_H_ 96