1e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen Murdoch// Copyright 2011 the V8 project authors. All rights reserved. 2a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Redistribution and use in source and binary forms, with or without 3a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// modification, are permitted provided that the following conditions are 4a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// met: 5a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 6a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions of source code must retain the above copyright 7a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// notice, this list of conditions and the following disclaimer. 8a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions in binary form must reproduce the above 9a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// copyright notice, this list of conditions and the following 10a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// disclaimer in the documentation and/or other materials provided 11a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// with the distribution. 12a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Neither the name of Google Inc. nor the names of its 13a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// contributors may be used to endorse or promote products derived 14a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// from this software without specific prior written permission. 15a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 16a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 28a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block#ifndef V8_X64_CODEGEN_X64_H_ 29a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block#define V8_X64_CODEGEN_X64_H_ 30a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 3125f6136652d8341ed047e7fc1a450af5bd218ea9Kristian Monsen#include "ast.h" 326ded16be15dd865a9b21ea304d5273c8be299c87Steve Block#include "ic-inl.h" 336ded16be15dd865a9b21ea304d5273c8be299c87Steve Block 34a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blocknamespace v8 { 35a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blocknamespace internal { 36a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 37a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Forward declarations 384515c472dc3e5ed2448a564600976759e569a0a8Leon Clarkeclass CompilationInfo; 39a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 40a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockenum TypeofState { INSIDE_TYPEOF, NOT_INSIDE_TYPEOF }; 41a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 42a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 43a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ------------------------------------------------------------------------- 44a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// CodeGenerator 45a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 46a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockclass CodeGenerator: public AstVisitor { 47a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block public: 48f87a203d89e1bbb6708282e0b64dbd13d59b723dBen Murdoch static bool MakeCode(CompilationInfo* info); 49a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 503ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block // Printing of AST, etc. as requested by flags. 513100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu static void MakeCodePrologue(CompilationInfo* info); 523ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block 533ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block // Allocate and install the code. 543100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu static Handle<Code> MakeCodeEpilogue(MacroAssembler* masm, 553ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block Code::Flags flags, 563100271588b61cbc1dc472a3f2f105d2eed8497fAndrei Popescu CompilationInfo* info); 573ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block 58b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch // Print the code after compiling it. 59b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch static void PrintCode(Handle<Code> code, CompilationInfo* info); 60b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 61a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block static bool ShouldGenerateLog(Expression* type); 62a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 637f4d5bd8c03935e2c0cd412e561b8fc5a6a880aeBen Murdoch static bool RecordPositions(MacroAssembler* masm, 647f4d5bd8c03935e2c0cd412e561b8fc5a6a880aeBen Murdoch int pos, 657f4d5bd8c03935e2c0cd412e561b8fc5a6a880aeBen Murdoch bool right_here = false); 663ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block 67a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block private: 68a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block DISALLOW_COPY_AND_ASSIGN(CodeGenerator); 69a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block}; 70a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 71a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 723ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdochclass StringCharLoadGenerator : public AllStatic { 733ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch public: 743ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch // Generates the code for handling different string types and loading the 753ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch // indexed character into |result|. We expect |index| as untagged input and 763ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch // |result| as untagged output. 773ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch static void Generate(MacroAssembler* masm, 783ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch Register string, 793ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch Register index, 803ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch Register result, 813ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch Label* call_runtime); 823ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch 833ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch private: 843ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch DISALLOW_COPY_AND_ASSIGN(StringCharLoadGenerator); 853ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch}; 863ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch 87a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} } // namespace v8::internal 88a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 89a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block#endif // V8_X64_CODEGEN_X64_H_ 90