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8219436: Safepoint logs correction and misc

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Reviewed-by: mdoerr, coleenp
This commit is contained in:
Robbin Ehn 2019-02-22 14:20:06 +01:00
parent 2133bed090
commit 74d466fd5f
16 changed files with 238 additions and 388 deletions
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18
src/hotspot/share/runtime/vmOperations.hpp
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@ -41,6 +41,7 @@
// Note: When new VM_XXX comes up, add 'XXX' to the template table.
#define VM_OPS_DO(template) \
template(None) \
template(Cleanup) \
template(ThreadStop) \
template(ThreadDump) \
template(PrintThreads) \
@ -213,7 +214,7 @@ class VM_Operation: public CHeapObj<mtInternal> {
// Debugging
virtual void print_on_error(outputStream* st) const;
const char* name() const { return _names[type()]; }
virtual const char* name() const { return _names[type()]; }
static const char* name(int type) {
assert(type >= 0 && type < VMOp_Terminating, "invalid VM operation type");
return _names[type];
@ -223,6 +224,21 @@ class VM_Operation: public CHeapObj<mtInternal> {
#endif
};
class VM_None: public VM_Operation {
const char* _reason;
public:
VM_None(const char* reason) : _reason(reason) {}
const char* name() const { return _reason; }
VMOp_Type type() const { return VMOp_None; }
void doit() {};
};
class VM_Cleanup: public VM_Operation {
public:
VMOp_Type type() const { return VMOp_Cleanup; }
void doit() {};
};
class VM_ThreadStop: public VM_Operation {
private:
oop _thread; // The Thread that the Throwable is thrown against