Merge revisions 3777-3813 from bleding_edge to partial snapshots ...

src/codegen.h

 // Copyright 2006-2008 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
@@ skipping 68 matching lines @@
 // Types of uncatchable exceptions.
 enum UncatchableExceptionType { OUT_OF_MEMORY, TERMINATION };
 
 
 #if V8_TARGET_ARCH_IA32
 #include "ia32/codegen-ia32.h"
 #elif V8_TARGET_ARCH_X64
 #include "x64/codegen-x64.h"
 #elif V8_TARGET_ARCH_ARM
 #include "arm/codegen-arm.h"
+#elif V8_TARGET_ARCH_MIPS
+#include "mips/codegen-mips.h"
 #else
 #error Unsupported target architecture.
 #endif
 
 #include "register-allocator.h"
 
 namespace v8 {
 namespace internal {
 
 
+// Support for "structured" code comments.
+#ifdef DEBUG
+
+class Comment BASE_EMBEDDED {
+ public:
+  Comment(MacroAssembler* masm, const char* msg);
+  ~Comment();
+
+ private:
+  MacroAssembler* masm_;
+  const char* msg_;
+};
+
+#else
+
+class Comment BASE_EMBEDDED {
+ public:
+  Comment(MacroAssembler*, const char*)  {}
+};
+
+#endif  // DEBUG
+
+
 // Code generation can be nested.  Code generation scopes form a stack
 // of active code generators.
 class CodeGeneratorScope BASE_EMBEDDED {
  public:
   explicit CodeGeneratorScope(CodeGenerator* cgen) {
     previous_ = top_;
     top_ = cgen;
   }
 
   ~CodeGeneratorScope() {
@@ skipping 232 matching lines @@
                     Label* throw_normal_exception,
                     Label* throw_termination_exception,
                     Label* throw_out_of_memory_exception,
                     bool do_gc,
                     bool always_allocate_scope);
   void GenerateThrowTOS(MacroAssembler* masm);
   void GenerateThrowUncatchable(MacroAssembler* masm,
                                 UncatchableExceptionType type);
 
   // Number of pointers/values returned.
-  int const result_size_;
-  ExitFrame::Mode const mode_;
+  const int result_size_;
+  const ExitFrame::Mode mode_;
 
   // Minor key encoding
   class ExitFrameModeBits: public BitField<ExitFrame::Mode, 0, 1> {};
   class IndirectResultBits: public BitField<bool, 1, 1> {};
 
   Major MajorKey() { return CEntry; }
   // Minor key must differ if different result_size_ values means different
   // code is generated.
   int MinorKey();
 
@@ skipping 20 matching lines @@
   Major MajorKey() { return NoCache; }
   int MinorKey() { return 0; }
   const char* GetName() { return "ApiEntryStub"; }
   // The accessor info associated with the function.
   Handle<AccessorInfo> info_;
   // The function to be called.
   ApiFunction* fun_;
 };
 
 
-// Mark the debugger statemet to be recognized by debugger (by the MajorKey)
-class DebugerStatementStub : public CodeStub {
+// Mark the debugger statement to be recognized by debugger (by the MajorKey)
+class DebuggerStatementStub : public CodeStub {
  public:
-  DebugerStatementStub() { }
+  DebuggerStatementStub() { }
 
   void Generate(MacroAssembler* masm);
 
  private:
   Major MajorKey() { return DebuggerStatement; }
   int MinorKey() { return 0; }
 
-  const char* GetName() { return "DebugerStatementStub"; }
+  const char* GetName() { return "DebuggerStatementStub"; }
 };
 
 
 class JSEntryStub : public CodeStub {
  public:
   JSEntryStub() { }
 
   void Generate(MacroAssembler* masm) { GenerateBody(masm, false); }
 
  protected:
@@ skipping 126 matching lines @@
  private:
   Major MajorKey() { return ToBoolean; }
   int MinorKey() { return 0; }
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CODEGEN_H_