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comparison agent/src/share/classes/sun/jvm/hotspot/oops/Method.java @ 7402:fd74228fd5ca

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8004076: Move _max_locals and _size_of_parameters to ConstMethod for better sharing. Summary: Move _max_locals and _size_of_parameters to ConstMethod for better sharing. Reviewed-by: coleenp, minqi, jrose
author jiangli
date Tue, 11 Dec 2012 12:41:31 -0500
parents b2dbd323c668
children aeaca88565e6
comparison
equal deleted inserted replaced
7396:4a2ed49abd51 7402:fd74228fd5ca
48 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { 48 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
49 Type type = db.lookupType("Method"); 49 Type type = db.lookupType("Method");
50 constMethod = type.getAddressField("_constMethod"); 50 constMethod = type.getAddressField("_constMethod");
51 methodData = type.getAddressField("_method_data"); 51 methodData = type.getAddressField("_method_data");
52 methodSize = new CIntField(type.getCIntegerField("_method_size"), 0); 52 methodSize = new CIntField(type.getCIntegerField("_method_size"), 0);
53 maxLocals = new CIntField(type.getCIntegerField("_max_locals"), 0);
54 sizeOfParameters = new CIntField(type.getCIntegerField("_size_of_parameters"), 0);
55 accessFlags = new CIntField(type.getCIntegerField("_access_flags"), 0); 53 accessFlags = new CIntField(type.getCIntegerField("_access_flags"), 0);
56 code = type.getAddressField("_code"); 54 code = type.getAddressField("_code");
57 vtableIndex = new CIntField(type.getCIntegerField("_vtable_index"), 0); 55 vtableIndex = new CIntField(type.getCIntegerField("_vtable_index"), 0);
58 if (!VM.getVM().isCore()) { 56 if (!VM.getVM().isCore()) {
59 invocationCounter = new CIntField(type.getCIntegerField("_invocation_counter"), 0); 57 invocationCounter = new CIntField(type.getCIntegerField("_invocation_counter"), 0);
81 79
82 // Fields 80 // Fields
83 private static AddressField constMethod; 81 private static AddressField constMethod;
84 private static AddressField methodData; 82 private static AddressField methodData;
85 private static CIntField methodSize; 83 private static CIntField methodSize;
86 private static CIntField maxLocals;
87 private static CIntField sizeOfParameters;
88 private static CIntField accessFlags; 84 private static CIntField accessFlags;
89 private static CIntField vtableIndex; 85 private static CIntField vtableIndex;
90 private static CIntField invocationCounter; 86 private static CIntField invocationCounter;
91 private static CIntField backedgeCounter; 87 private static CIntField backedgeCounter;
92 private static long bytecodeOffset; 88 private static long bytecodeOffset;
132 return (MethodData) VMObjectFactory.newObject(MethodData.class, addr); 128 return (MethodData) VMObjectFactory.newObject(MethodData.class, addr);
133 } 129 }
134 /** WARNING: this is in words, not useful in this system; use getObjectSize() instead */ 130 /** WARNING: this is in words, not useful in this system; use getObjectSize() instead */
135 public long getMethodSize() { return methodSize.getValue(this); } 131 public long getMethodSize() { return methodSize.getValue(this); }
136 public long getMaxStack() { return getConstMethod().getMaxStack(); } 132 public long getMaxStack() { return getConstMethod().getMaxStack(); }
137 public long getMaxLocals() { return maxLocals.getValue(this); } 133 public long getMaxLocals() { return getConstMethod().getMaxLocals(); }
138 public long getSizeOfParameters() { return sizeOfParameters.getValue(this); } 134 public long getSizeOfParameters() { return getConstMethod().getSizeOfParameters(); }
139 public long getNameIndex() { return getConstMethod().getNameIndex(); } 135 public long getNameIndex() { return getConstMethod().getNameIndex(); }
140 public long getSignatureIndex() { return getConstMethod().getSignatureIndex(); } 136 public long getSignatureIndex() { return getConstMethod().getSignatureIndex(); }
141 public long getGenericSignatureIndex() { return getConstMethod().getGenericSignatureIndex(); } 137 public long getGenericSignatureIndex() { return getConstMethod().getGenericSignatureIndex(); }
142 public long getAccessFlags() { return accessFlags.getValue(this); } 138 public long getAccessFlags() { return accessFlags.getValue(this); }
143 public long getCodeSize() { return getConstMethod().getCodeSize(); } 139 public long getCodeSize() { return getConstMethod().getCodeSize(); }
280 tty.print("Method " + getName().asString() + getSignature().asString() + "@" + getAddress()); 276 tty.print("Method " + getName().asString() + getSignature().asString() + "@" + getAddress());
281 } 277 }
282 278
283 public void iterateFields(MetadataVisitor visitor) { 279 public void iterateFields(MetadataVisitor visitor) {
284 visitor.doCInt(methodSize, true); 280 visitor.doCInt(methodSize, true);
285 visitor.doCInt(maxLocals, true);
286 visitor.doCInt(sizeOfParameters, true);
287 visitor.doCInt(accessFlags, true); 281 visitor.doCInt(accessFlags, true);
288 } 282 }
289 283
290 public boolean hasLineNumberTable() { 284 public boolean hasLineNumberTable() {
291 return getConstMethod().hasLineNumberTable(); 285 return getConstMethod().hasLineNumberTable();