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src/share/vm/memory/oopFactory.cpp

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rev 8961 : [mq]: diff-shenandoah.patch


  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "classfile/javaClasses.hpp"
  27 #include "classfile/symbolTable.hpp"
  28 #include "classfile/systemDictionary.hpp"
  29 #include "classfile/vmSymbols.hpp"
  30 #include "gc/shared/collectedHeap.inline.hpp"
  31 #include "memory/oopFactory.hpp"
  32 #include "memory/resourceArea.hpp"
  33 #include "memory/universe.inline.hpp"
  34 #include "oops/instanceKlass.hpp"
  35 #include "oops/instanceOop.hpp"
  36 #include "oops/objArrayOop.hpp"
  37 #include "oops/oop.inline.hpp"
  38 
  39 
  40 typeArrayOop oopFactory::new_charArray(const char* utf8_str, TRAPS) {
  41   int length = utf8_str == NULL ? 0 : UTF8::unicode_length(utf8_str);
  42   typeArrayOop result = new_charArray(length, CHECK_NULL);

  43   if (length > 0) {
  44     UTF8::convert_to_unicode(utf8_str, result->char_at_addr(0), length);
  45   }
  46   return result;
  47 }
  48 
  49 typeArrayOop oopFactory::new_tenured_charArray(int length, TRAPS) {
  50   return TypeArrayKlass::cast(Universe::charArrayKlassObj())->allocate(length, THREAD);
  51 }
  52 
  53 typeArrayOop oopFactory::new_typeArray(BasicType type, int length, TRAPS) {
  54   Klass* type_asKlassOop = Universe::typeArrayKlassObj(type);
  55   TypeArrayKlass* type_asArrayKlass = TypeArrayKlass::cast(type_asKlassOop);
  56   typeArrayOop result = type_asArrayKlass->allocate(length, THREAD);
  57   return result;
  58 }
  59 
  60 // Create a Java array that points to metadata.
  61 // As far as Java code is concerned, a metaData array is either an array of
  62 // int or long depending on pointer size.  Only a few things use this, like




  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "classfile/javaClasses.hpp"
  27 #include "classfile/symbolTable.hpp"
  28 #include "classfile/systemDictionary.hpp"
  29 #include "classfile/vmSymbols.hpp"
  30 #include "gc/shared/collectedHeap.inline.hpp"
  31 #include "memory/oopFactory.hpp"
  32 #include "memory/resourceArea.hpp"
  33 #include "memory/universe.inline.hpp"
  34 #include "oops/instanceKlass.hpp"
  35 #include "oops/instanceOop.hpp"
  36 #include "oops/objArrayOop.hpp"
  37 #include "oops/oop.inline.hpp"
  38 
  39 
  40 typeArrayOop oopFactory::new_charArray(const char* utf8_str, TRAPS) {
  41   int length = utf8_str == NULL ? 0 : UTF8::unicode_length(utf8_str);
  42   typeArrayOop result = new_charArray(length, CHECK_NULL);
  43   result = typeArrayOop(oopDesc::bs()->resolve_and_maybe_copy_oop(result));
  44   if (length > 0) {
  45     UTF8::convert_to_unicode(utf8_str, result->char_at_addr(0), length);
  46   }
  47   return result;
  48 }
  49 
  50 typeArrayOop oopFactory::new_tenured_charArray(int length, TRAPS) {
  51   return TypeArrayKlass::cast(Universe::charArrayKlassObj())->allocate(length, THREAD);
  52 }
  53 
  54 typeArrayOop oopFactory::new_typeArray(BasicType type, int length, TRAPS) {
  55   Klass* type_asKlassOop = Universe::typeArrayKlassObj(type);
  56   TypeArrayKlass* type_asArrayKlass = TypeArrayKlass::cast(type_asKlassOop);
  57   typeArrayOop result = type_asArrayKlass->allocate(length, THREAD);
  58   return result;
  59 }
  60 
  61 // Create a Java array that points to metadata.
  62 // As far as Java code is concerned, a metaData array is either an array of
  63 // int or long depending on pointer size.  Only a few things use this, like


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