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// Copyright 2011 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.
#ifndef V8_MIPS_CODEGEN_MIPS_H_
#define V8_MIPS_CODEGEN_MIPS_H_
#include "ast.h"
#include "code-stubs-mips.h"
#include "ic-inl.h"
namespace v8 {
namespace internal {
// Forward declarations
class CompilationInfo;
enum TypeofState { INSIDE_TYPEOF, NOT_INSIDE_TYPEOF };
// -------------------------------------------------------------------------
// CodeGenerator
class CodeGenerator: public AstVisitor {
public:
static bool MakeCode(CompilationInfo* info);
// Printing of AST, etc. as requested by flags.
static void MakeCodePrologue(CompilationInfo* info);
// Allocate and install the code.
static Handle<Code> MakeCodeEpilogue(MacroAssembler* masm,
Code::Flags flags,
CompilationInfo* info);
// Print the code after compiling it.
static void PrintCode(Handle<Code> code, CompilationInfo* info);
#ifdef ENABLE_LOGGING_AND_PROFILING
static bool ShouldGenerateLog(Expression* type);
#endif
static void SetFunctionInfo(Handle<JSFunction> fun,
FunctionLiteral* lit,
bool is_toplevel,
Handle<Script> script);
static bool RecordPositions(MacroAssembler* masm,
int pos,
bool right_here = false);
// Constants related to patching of inlined load/store.
static int GetInlinedKeyedLoadInstructionsAfterPatch() {
// This is in correlation with the padding in MacroAssembler::Abort.
return FLAG_debug_code ? 45 : 20;
}
static const int kInlinedKeyedStoreInstructionsAfterPatch = 13;
static int GetInlinedNamedStoreInstructionsAfterPatch() {
ASSERT(Isolate::Current()->inlined_write_barrier_size() != -1);
// Magic number 5: instruction count after patched map load:
// li: 2 (liu & ori), Branch : 2 (bne & nop), sw : 1
return Isolate::Current()->inlined_write_barrier_size() + 5;
}
private:
DISALLOW_COPY_AND_ASSIGN(CodeGenerator);
};
} } // namespace v8::internal
#endif // V8_MIPS_CODEGEN_MIPS_H_
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