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8253275: Remove unused methods after CMS removal

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Reviewed-by: pliden, tschatzl
This commit is contained in:
Aleksey Shipilev 2020-09-17 10:01:34 +00:00
parent 4ac6934965
commit a9993f9464
3 changed files with 2 additions and 24 deletions
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12
src/hotspot/share/gc/serial/defNewGeneration.cpp
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@ -931,11 +931,7 @@ HeapWord* DefNewGeneration::allocate(size_t word_size, bool is_tlab) {
// Note that since DefNewGeneration supports lock-free allocation, we
// have to use it here, as well.
HeapWord* result = eden()->par_allocate(word_size);
if (result != NULL) {
if (_old_gen != NULL) {
_old_gen->sample_eden_chunk();
}
} else {
if (result == NULL) {
// If the eden is full and the last collection bailed out, we are running
// out of heap space, and we try to allocate the from-space, too.
// allocate_from_space can't be inlined because that would introduce a
@ -947,11 +943,7 @@ HeapWord* DefNewGeneration::allocate(size_t word_size, bool is_tlab) {
HeapWord* DefNewGeneration::par_allocate(size_t word_size,
bool is_tlab) {
HeapWord* res = eden()->par_allocate(word_size);
if (_old_gen != NULL) {
_old_gen->sample_eden_chunk();
}
return res;
return eden()->par_allocate(word_size);
}
size_t DefNewGeneration::tlab_capacity() const {

11
src/hotspot/share/gc/shared/generation.hpp
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@ -371,17 +371,6 @@ class Generation: public CHeapObj<mtGC> {
virtual void post_compact() { ShouldNotReachHere(); }
#endif
// Support for CMS's rescan. In this general form we return a pointer
// to an abstract object that can be used, based on specific previously
// decided protocols, to exchange information between generations,
// information that may be useful for speeding up certain types of
// garbage collectors. A NULL value indicates to the client that
// no data recording is expected by the provider. The data-recorder is
// expected to be GC worker thread-local, with the worker index
// indicated by "thr_num".
virtual void* get_data_recorder(int thr_num) { return NULL; }
virtual void sample_eden_chunk() {}
// Some generations may require some cleanup actions before allowing
// a verification.
virtual void prepare_for_verify() {}

3
src/hotspot/share/oops/oop.hpp
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@ -271,9 +271,6 @@ class oopDesc {
inline uint age() const;
inline void incr_age();
// mark-sweep support
void follow_body(int begin, int end);
template <typename OopClosureType>
inline void oop_iterate(OopClosureType* cl);