18b112d2025046f85ef7f6be087c6129c872ebad2Ben 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_CODEGEN_H_ 29a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block#define V8_CODEGEN_H_ 30a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 31a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block#include "code-stubs.h" 32a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block#include "runtime.h" 336ded16be15dd865a9b21ea304d5273c8be299c87Steve Block#include "type-info.h" 34a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 35a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Include the declaration of the architecture defined class CodeGenerator. 36a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// The contract to the shared code is that the the CodeGenerator is a subclass 37a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// of Visitor and that the following methods are available publicly: 38a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// MakeCode 393ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block// MakeCodePrologue 403ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block// MakeCodeEpilogue 41a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// masm 42a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// frame 43d0582a6c46733687d045e4188a1bcd0123c758a1Steve Block// script 44a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// has_valid_frame 45a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// SetFrame 46a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// DeleteFrame 47a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// allocator 48a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// AddDeferred 49a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// in_spilled_code 50a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// set_in_spilled_code 513ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block// RecordPositions 52a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 53a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// These methods are either used privately by the shared code or implemented as 54a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// shared code: 55a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// CodeGenerator 56a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ~CodeGenerator 574515c472dc3e5ed2448a564600976759e569a0a8Leon Clarke// Generate 583ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block// ComputeLazyCompile 596ded16be15dd865a9b21ea304d5273c8be299c87Steve Block// BuildFunctionInfo 60a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ProcessDeclarations 61a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// DeclareGlobals 62a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// CheckForInlineRuntimeCall 633ce2e2076e8e3e60cf1810eec160ea2d8557e9e7Steve Block// AnalyzeCondition 64a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// CodeForFunctionPosition 65a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// CodeForReturnPosition 66a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// CodeForStatementPosition 67d0582a6c46733687d045e4188a1bcd0123c758a1Steve Block// CodeForDoWhileConditionPosition 68a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// CodeForSourcePosition 69a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 70b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdochenum TypeofState { INSIDE_TYPEOF, NOT_INSIDE_TYPEOF }; 71b0fe1620dcb4135ac3ab2d66ff93072373911299Ben Murdoch 72bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#if V8_TARGET_ARCH_IA32 73bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#include "ia32/codegen-ia32.h" 74bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#elif V8_TARGET_ARCH_X64 75bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#include "x64/codegen-x64.h" 76bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#elif V8_TARGET_ARCH_ARM 77bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#include "arm/codegen-arm.h" 78bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#elif V8_TARGET_ARCH_MIPS 79bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#include "mips/codegen-mips.h" 80bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#else 81bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#error Unsupported target architecture. 82bb769b257e753aafcbd96767abb2abc645eaa20cBen Murdoch#endif 836ded16be15dd865a9b21ea304d5273c8be299c87Steve Block 843ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdochnamespace v8 { 853ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdochnamespace internal { 863ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch 873ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch// Results of the library implementation of transcendental functions may differ 883ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch// from the one we use in our generated code. Therefore we use the same 893ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch// generated code both in runtime and compiled code. 903ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdochtypedef double (*UnaryMathFunction)(double x); 913ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch 923ef787dbeca8a5fb1086949cda830dccee07bfbdBen MurdochUnaryMathFunction CreateTranscendentalFunction(TranscendentalCache::Type type); 933ef787dbeca8a5fb1086949cda830dccee07bfbdBen MurdochUnaryMathFunction CreateSqrtFunction(); 943ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch 953ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch 963ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdochclass ElementsTransitionGenerator : public AllStatic { 973ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch public: 983ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch static void GenerateSmiOnlyToObject(MacroAssembler* masm); 993ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch static void GenerateSmiOnlyToDouble(MacroAssembler* masm, Label* fail); 1003ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch static void GenerateDoubleToObject(MacroAssembler* masm, Label* fail); 1013ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch 1023ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch private: 1033ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch DISALLOW_COPY_AND_ASSIGN(ElementsTransitionGenerator); 1043ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch}; 1053ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch 1063ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch} } // namespace v8::internal 1073ef787dbeca8a5fb1086949cda830dccee07bfbdBen Murdoch 108a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block#endif // V8_CODEGEN_H_ 109