Embedded constant pools.

src/x64/assembler-x64.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 517 matching lines @@
   // Assembler functions are invoked in between GetCode() calls.
   void GetCode(CodeDesc* desc);
 
   // Read/Modify the code target in the relative branch/call instruction at pc.
   // On the x64 architecture, we use relative jumps with a 32-bit displacement
   // to jump to other Code objects in the Code space in the heap.
   // Jumps to C functions are done indirectly through a 64-bit register holding
   // the absolute address of the target.
   // These functions convert between absolute Addresses of Code objects and
   // the relative displacements stored in the code.
-  static inline Address target_address_at(Address pc,
-                                          ConstantPoolArray* constant_pool);
-  static inline void set_target_address_at(Address pc,
-                                           ConstantPoolArray* constant_pool,
-                                           Address target,
-                                           ICacheFlushMode icache_flush_mode =
-                                               FLUSH_ICACHE_IF_NEEDED) ;
+  static inline Address target_address_at(Address pc, Address constant_pool);
+  static inline void set_target_address_at(
+      Address pc, Address constant_pool, Address target,
+      ICacheFlushMode icache_flush_mode = FLUSH_ICACHE_IF_NEEDED);
   static inline Address target_address_at(Address pc, Code* code) {
-    ConstantPoolArray* constant_pool = code ? code->constant_pool() : NULL;
+    Address constant_pool = code ? code->constant_pool() : NULL;
     return target_address_at(pc, constant_pool);
   }
   static inline void set_target_address_at(Address pc,
                                            Code* code,
                                            Address target,
                                            ICacheFlushMode icache_flush_mode =
                                                FLUSH_ICACHE_IF_NEEDED) {
-    ConstantPoolArray* constant_pool = code ? code->constant_pool() : NULL;
+    Address constant_pool = code ? code->constant_pool() : NULL;
     set_target_address_at(pc, constant_pool, target, icache_flush_mode);
   }
 
   // Return the code target address at a call site from the return address
   // of that call in the instruction stream.
   static inline Address target_address_from_return_address(Address pc);
 
   // Return the code target address of the patch debug break slot
   inline static Address break_address_from_return_address(Address pc);
 
@@ skipping 1056 matching lines @@
   void RecordDebugBreakSlot();
 
   // Record a comment relocation entry that can be used by a disassembler.
   // Use --code-comments to enable.
   void RecordComment(const char* msg);
 
   // Record a deoptimization reason that can be used by a log or cpu profiler.
   // Use --trace-deopt to enable.
   void RecordDeoptReason(const int reason, const SourcePosition position);
 
-  // Allocate a constant pool of the correct size for the generated code.
-  Handle<ConstantPoolArray> NewConstantPool(Isolate* isolate);
-
-  // Generate the constant pool for the generated code.
-  void PopulateConstantPool(ConstantPoolArray* constant_pool);
+  void PatchConstantPoolAccessInstruction(int pc_offset, int offset,
+                                          ConstantPoolEntry::Access access,
+                                          ConstantPoolEntry::Type type) {
+    // No embedded constant pool support.
+    UNREACHABLE();
+  }
 
   // Writes a single word of data in the code stream.
   // Used for inline tables, e.g., jump-tables.
   void db(uint8_t data);
   void dd(uint32_t data);
+  void dq(uint64_t data);
+  void dp(uintptr_t data) { dq(data); }
   void dq(Label* label);
 
   PositionsRecorder* positions_recorder() { return &positions_recorder_; }
 
   // Check if there is less than kGap bytes available in the buffer.
   // If this is the case, we need to grow the buffer before emitting
   // an instruction or relocation information.
   inline bool buffer_overflow() const {
     return pc_ >= reloc_info_writer.pos() - kGap;
   }
@@ skipping 505 matching lines @@
  private:
   Assembler* assembler_;
 #ifdef DEBUG
   int space_before_;
 #endif
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_X64_ASSEMBLER_X64_H_