Index: src/fast-codegen.cc |
=================================================================== |
--- src/fast-codegen.cc (revision 0) |
+++ src/fast-codegen.cc (revision 0) |
@@ -0,0 +1,236 @@ |
+// Copyright 2009 the V8 project authors. All rights reserved. |
+// Redistribution and use in source and binary forms, with or without |
+// modification, are permitted provided that the following conditions are |
+// met: |
+// |
+// * Redistributions of source code must retain the above copyright |
+// notice, this list of conditions and the following disclaimer. |
+// * Redistributions in binary form must reproduce the above |
+// copyright notice, this list of conditions and the following |
+// disclaimer in the documentation and/or other materials provided |
+// with the distribution. |
+// * Neither the name of Google Inc. nor the names of its |
+// contributors may be used to endorse or promote products derived |
+// from this software without specific prior written permission. |
+// |
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+ |
+#include "v8.h" |
+ |
+#include "codegen-inl.h" |
+#include "fast-codegen.h" |
+ |
+namespace v8 { |
+namespace internal { |
+ |
+Handle<Code> FastCodeGenerator::MakeCode(FunctionLiteral* fun, |
+ Handle<Script> script) { |
+ CodeGenerator::MakeCodePrologue(fun); |
+ const int kInitialBufferSize = 4 * KB; |
+ MacroAssembler masm(NULL, kInitialBufferSize); |
+ FastCodeGenerator cgen(&masm); |
+ cgen.Generate(fun); |
+ if (cgen.HasStackOverflow()) { |
+ ASSERT(!Top::has_pending_exception()); |
+ return Handle<Code>::null(); |
+ } |
+ Code::Flags flags = Code::ComputeFlags(Code::FUNCTION, NOT_IN_LOOP); |
+ return CodeGenerator::MakeCodeEpilogue(fun, &masm, flags, script); |
+} |
+ |
+ |
+int FastCodeGenerator::SlotOffset(Slot* slot) { |
+ // Offset is negative because higher indexes are at lower addresses. |
+ int offset = -slot->index() * kPointerSize; |
+ // Adjust by a (parameter or local) base offset. |
+ switch (slot->type()) { |
+ case Slot::PARAMETER: |
+ offset += (function_->scope()->num_parameters() + 1) * kPointerSize; |
+ break; |
+ case Slot::LOCAL: |
+ offset += JavaScriptFrameConstants::kLocal0Offset; |
+ break; |
+ default: |
+ UNREACHABLE(); |
+ } |
+ return offset; |
+} |
+ |
+ |
+void FastCodeGenerator::VisitDeclaration(Declaration* decl) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitBlock(Block* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitEmptyStatement(EmptyStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitIfStatement(IfStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitContinueStatement(ContinueStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitBreakStatement(BreakStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitWithEnterStatement(WithEnterStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitWithExitStatement(WithExitStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitSwitchStatement(SwitchStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitDoWhileStatement(DoWhileStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitWhileStatement(WhileStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitForStatement(ForStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitForInStatement(ForInStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitTryCatchStatement(TryCatchStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitTryFinallyStatement(TryFinallyStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitDebuggerStatement(DebuggerStatement* stmt) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitFunctionLiteral(FunctionLiteral* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitFunctionBoilerplateLiteral( |
+ FunctionBoilerplateLiteral* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitConditional(Conditional* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitRegExpLiteral(RegExpLiteral* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitArrayLiteral(ArrayLiteral* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitCatchExtensionObject(CatchExtensionObject* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitThrow(Throw* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitProperty(Property* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitCall(Call* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitCallNew(CallNew* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitCallRuntime(CallRuntime* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitCountOperation(CountOperation* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitBinaryOperation(BinaryOperation* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitCompareOperation(CompareOperation* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+void FastCodeGenerator::VisitThisFunction(ThisFunction* expr) { |
+ UNREACHABLE(); |
+} |
+ |
+ |
+} } // namespace v8::internal |