Allow the optimizing compiler to use an existing macro assembler.

This is the first towards using the optimizing compiler for split
compilation bailouts.
Review URL: http://codereview.chromium.org/557079

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3756 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/arm/codegen-arm.cc

@@ -121,12 +121,13 @@ CodeGenState::~CodeGenState() {
 // -------------------------------------------------------------------------
 // CodeGenerator implementation
 
-CodeGenerator::CodeGenerator(int buffer_size, Handle<Script> script,
+CodeGenerator::CodeGenerator(MacroAssembler* masm,
+                             Handle<Script> script,
                              bool is_eval)
     : is_eval_(is_eval),
       script_(script),
       deferred_(8),
-      masm_(new MacroAssembler(NULL, buffer_size)),
+      masm_(masm),
       scope_(NULL),
       frame_(NULL),
       allocator_(NULL),

src/arm/codegen-arm.h

@@ -203,8 +203,7 @@ class CodeGenerator: public AstVisitor {
 
  private:
   // Construction/Destruction
-  CodeGenerator(int buffer_size, Handle<Script> script, bool is_eval);
-  virtual ~CodeGenerator() { delete masm_; }
+  CodeGenerator(MacroAssembler* masm, Handle<Script> script, bool is_eval);
 
   // Accessors
   Scope* scope() const { return scope_; }

src/codegen.cc

@@ -225,7 +225,8 @@ Handle<Code> CodeGenerator::MakeCode(FunctionLiteral* fun,
   MakeCodePrologue(fun);
   // Generate code.
   const int kInitialBufferSize = 4 * KB;
-  CodeGenerator cgen(kInitialBufferSize, script, is_eval);
+  MacroAssembler masm(NULL, kInitialBufferSize);
+  CodeGenerator cgen(&masm, script, is_eval);
   CodeGeneratorScope scope(&cgen);
   cgen.GenCode(fun, info);
   if (cgen.HasStackOverflow()) {

src/ia32/codegen-ia32.cc

@@ -103,13 +103,13 @@ CodeGenState::~CodeGenState() {
 // -------------------------------------------------------------------------
 // CodeGenerator implementation
 
-CodeGenerator::CodeGenerator(int buffer_size,
+CodeGenerator::CodeGenerator(MacroAssembler* masm,
                              Handle<Script> script,
                              bool is_eval)
     : is_eval_(is_eval),
       script_(script),
       deferred_(8),
-      masm_(new MacroAssembler(NULL, buffer_size)),
+      masm_(masm),
       scope_(NULL),
       frame_(NULL),
       allocator_(NULL),

src/ia32/codegen-ia32.h

@@ -343,8 +343,7 @@ class CodeGenerator: public AstVisitor {
 
  private:
   // Construction/Destruction
-  CodeGenerator(int buffer_size, Handle<Script> script, bool is_eval);
-  virtual ~CodeGenerator() { delete masm_; }
+  CodeGenerator(MacroAssembler* masm, Handle<Script> script, bool is_eval);
 
   // Accessors
   Scope* scope() const { return scope_; }

src/x64/codegen-x64.cc

@@ -246,13 +246,13 @@ class FloatingPointHelper : public AllStatic {
 // -----------------------------------------------------------------------------
 // CodeGenerator implementation.
 
-CodeGenerator::CodeGenerator(int buffer_size,
+CodeGenerator::CodeGenerator(MacroAssembler* masm,
                              Handle<Script> script,
                              bool is_eval)
     : is_eval_(is_eval),
       script_(script),
       deferred_(8),
-      masm_(new MacroAssembler(NULL, buffer_size)),
+      masm_(masm),
       scope_(NULL),
       frame_(NULL),
       allocator_(NULL),

src/x64/codegen-x64.h

@@ -343,8 +343,7 @@ class CodeGenerator: public AstVisitor {
 
  private:
   // Construction/Destruction
-  CodeGenerator(int buffer_size, Handle<Script> script, bool is_eval);
-  virtual ~CodeGenerator() { delete masm_; }
+  CodeGenerator(MacroAssembler* masm, Handle<Script> script, bool is_eval);
 
   // Accessors
   Scope* scope() const { return scope_; }