src/os/solaris/dtrace/jhelper.d

rev 3688 : 7054512: Compress class pointers after perm gen removal
Summary: support of compress class pointers in the compilers.
Reviewed-by:

@@ -43,14 +43,10 @@
 
 extern pointer __JvmOffsets;
 
 extern pointer __1cJCodeCacheF_heap_;
 extern pointer __1cIUniverseO_collectedHeap_;
-extern pointer __1cIUniverseL_narrow_oop_;
-#ifdef _LP64
-extern pointer UseCompressedOops;
-#endif
 
 extern pointer __1cHnmethodG__vtbl_;
 extern pointer __1cGMethodG__vtbl_;
 extern pointer __1cKBufferBlobG__vtbl_;
 

@@ -134,12 +130,12 @@
   copyin_offset(OFFSET_nmethod_method);
   copyin_offset(SIZE_HeapBlockHeader);
   copyin_offset(SIZE_oopDesc);
   copyin_offset(SIZE_ConstantPool);
 
-  copyin_offset(OFFSET_NarrowOopStruct_base);
-  copyin_offset(OFFSET_NarrowOopStruct_shift);
+  copyin_offset(OFFSET_NarrowPtrStruct_base);
+  copyin_offset(OFFSET_NarrowPtrStruct_shift);
 
   /*
    * The PC to translate is in arg0.
    */
   this->pc = arg0;

@@ -156,22 +152,10 @@
 #error "Don't know architecture"
 #endif
 
   this->CodeCache_heap_address = copyin_ptr(&``__1cJCodeCacheF_heap_);
 
-  /* Reading volatile values */
-#ifdef _LP64
-  this->Use_Compressed_Oops  = copyin_uint8(&``UseCompressedOops);
-#else
-  this->Use_Compressed_Oops  = 0;
-#endif
-
-  this->Universe_narrow_oop_base  = copyin_ptr(&``__1cIUniverseL_narrow_oop_ +
-                                               OFFSET_NarrowOopStruct_base);
-  this->Universe_narrow_oop_shift = copyin_int32(&``__1cIUniverseL_narrow_oop_ +
-                                                 OFFSET_NarrowOopStruct_shift);
-
   this->CodeCache_low = copyin_ptr(this->CodeCache_heap_address + 
       OFFSET_CodeHeap_memory + OFFSET_VirtualSpace_low);
 
   this->CodeCache_high = copyin_ptr(this->CodeCache_heap_address +
       OFFSET_CodeHeap_memory + OFFSET_VirtualSpace_high);