Introduce x87 port

src/macro-assembler.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_MACRO_ASSEMBLER_H_
 #define V8_MACRO_ASSEMBLER_H_
 
 
 // Helper types to make boolean flag easier to read at call-site.
 enum InvokeFlag {
@@ skipping 53 matching lines @@
 #include "arm/assembler-arm-inl.h"
 #include "code.h"  // must be after assembler_*.h
 #include "arm/macro-assembler-arm.h"
 #elif V8_TARGET_ARCH_MIPS
 #include "mips/constants-mips.h"
 #include "assembler.h"
 #include "mips/assembler-mips.h"
 #include "mips/assembler-mips-inl.h"
 #include "code.h"  // must be after assembler_*.h
 #include "mips/macro-assembler-mips.h"
+#elif V8_TARGET_ARCH_X87
+#include "assembler.h"
+#include "x87/assembler-x87.h"
+#include "x87/assembler-x87-inl.h"
+#include "code.h"  // must be after assembler_*.h
+#include "x87/macro-assembler-x87.h"
 #else
 #error Unsupported target architecture.
 #endif
 
 namespace v8 {
 namespace internal {
 
 class FrameScope {
  public:
   explicit FrameScope(MacroAssembler* masm, StackFrame::Type type)
@@ skipping 99 matching lines @@
           isolate);
     }
     return ExternalReference::new_space_allocation_limit_address(isolate);
   }
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_MACRO_ASSEMBLER_H_