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8007901: SA: Don't read flag values as constants

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Reviewed-by: dholmes, mikael
This commit is contained in:
Staffan Larsen 2013-02-18 10:43:07 +01:00
parent dd9a6fc8eb
commit 5265514689
2 changed files with 6 additions and 18 deletions
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22
hotspot/agent/src/share/classes/sun/jvm/hotspot/runtime/VM.java
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@ -90,10 +90,6 @@ public class VM {
/** Flags indicating whether we are attached to a core, C1, or C2 build */
private boolean usingClientCompiler;
private boolean usingServerCompiler;
/** Flag indicating whether UseTLAB is turned on */
private boolean useTLAB;
/** Flag indicating whether invokedynamic support is on */
private boolean enableInvokeDynamic;
/** alignment constants */
private boolean isLP64;
private int bytesPerLong;
@ -326,9 +322,6 @@ public class VM {
}
}
useTLAB = (db.lookupIntConstant("UseTLAB").intValue() != 0);
enableInvokeDynamic = (db.lookupIntConstant("EnableInvokeDynamic").intValue() != 0);
if (debugger != null) {
isLP64 = debugger.getMachineDescription().isLP64();
}
@ -579,15 +572,6 @@ public class VM {
}
}
/** Indicates whether Thread-Local Allocation Buffers are used */
public boolean getUseTLAB() {
return useTLAB;
}
public boolean getEnableInvokeDynamic() {
return enableInvokeDynamic;
}
public TypeDataBase getTypeDataBase() {
return db;
}
@ -822,6 +806,12 @@ public class VM {
return objectAlignmentInBytes;
}
/** Indicates whether Thread-Local Allocation Buffers are used */
public boolean getUseTLAB() {
Flag flag = getCommandLineFlag("UseTLAB");
return (flag == null) ? false: flag.getBool();
}
// returns null, if not available.
public Flag[] getCommandLineFlags() {
if (commandLineFlags == null) {

2
hotspot/src/share/vm/runtime/vmStructs.cpp
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@ -2109,8 +2109,6 @@ typedef BinaryTreeDictionary<Metablock, FreeList> MetablockTreeDictionary;
/* Useful globals */ \
/******************/ \
\
declare_constant(UseTLAB) \
declare_constant(EnableInvokeDynamic) \
\
/**************/ \
/* Stack bias */ \