RFC: Switch to ast ids (instead of positions) for type feedback.

src/ia32/assembler-ia32.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // 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.
 //
@@ skipping 765 matching lines @@
   // Note: The same Label can be used for forward and backward branches
   // but it may be bound only once.
 
   void bind(Label* L);  // binds an unbound label L to the current code position
   void bind(NearLabel* L);
 
   // Calls
   void call(Label* L);
   void call(byte* entry, RelocInfo::Mode rmode);
   void call(const Operand& adr);
-  void call(Handle<Code> code, RelocInfo::Mode rmode);
+  void call(Handle<Code> code, RelocInfo::Mode rmode, AstId id = kNoAstId);
 
   // Jumps
   void jmp(Label* L);  // unconditional jump to L
   void jmp(byte* entry, RelocInfo::Mode rmode);
   void jmp(const Operand& adr);
   void jmp(Handle<Code> code, RelocInfo::Mode rmode);
 
   // Short jump
   void jmp(NearLabel* L);
 
@@ skipping 180 matching lines @@
     return *reinterpret_cast<uint32_t*>(addr_at(pos));
   }
   void long_at_put(int pos, uint32_t x)  {
     *reinterpret_cast<uint32_t*>(addr_at(pos)) = x;
   }
 
   // code emission
   void GrowBuffer();
   inline void emit(uint32_t x);
   inline void emit(Handle<Object> handle);
-  inline void emit(uint32_t x, RelocInfo::Mode rmode);
+  inline void emit(uint32_t x, RelocInfo::Mode rmode, AstId id = kNoAstId);
   inline void emit(const Immediate& x);
   inline void emit_w(const Immediate& x);
 
   // Emit the code-object-relative offset of the label's position
   inline void emit_code_relative_offset(Label* label);
 
   // instruction generation
   void emit_arith_b(int op1, int op2, Register dst, int imm8);
 
   // Emit a basic arithmetic instruction (i.e. first byte of the family is 0x81)
@@ skipping 66 matching lines @@
  private:
   Assembler* assembler_;
 #ifdef DEBUG
   int space_before_;
 #endif
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_IA32_ASSEMBLER_IA32_H_