OpenJDK / jdk / jdk
changeset 56221:44f3609f46af
8207800: always_do_update_barrier is unused
Reviewed-by: shade, tschatzl
Contributed-by: Evgeny Mandrikov <mandrikov@gmail.com>
| author | godin |
|---|---|
| date | Tue, 10 Sep 2019 07:42:04 +0200 |
| parents | baa4dd528de0 |
| children | fafba5cf3546 |
| files | src/hotspot/share/gc/cms/cmsHeap.cpp src/hotspot/share/gc/g1/g1CollectedHeap.cpp src/hotspot/share/gc/shared/genArguments.cpp src/hotspot/share/oops/oop.cpp src/hotspot/share/oops/oop.hpp |
| diffstat | 5 files changed, 0 insertions(+), 10 deletions(-) [+] |
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--- a/src/hotspot/share/gc/cms/cmsHeap.cpp Mon Sep 09 16:54:48 2019 -0400 +++ b/src/hotspot/share/gc/cms/cmsHeap.cpp Tue Sep 10 07:42:04 2019 +0200 @@ -240,13 +240,11 @@ } void CMSHeap::gc_prologue(bool full) { - always_do_update_barrier = false; GenCollectedHeap::gc_prologue(full); }; void CMSHeap::gc_epilogue(bool full) { GenCollectedHeap::gc_epilogue(full); - always_do_update_barrier = true; }; GrowableArray<GCMemoryManager*> CMSHeap::memory_managers() {
--- a/src/hotspot/share/gc/g1/g1CollectedHeap.cpp Mon Sep 09 16:54:48 2019 -0400 +++ b/src/hotspot/share/gc/g1/g1CollectedHeap.cpp Tue Sep 10 07:42:04 2019 +0200 @@ -2517,7 +2517,6 @@ } void G1CollectedHeap::gc_prologue(bool full) { - // always_do_update_barrier = false; assert(InlineCacheBuffer::is_empty(), "should have cleaned up ICBuffer"); // This summary needs to be printed before incrementing total collections. @@ -2551,7 +2550,6 @@ #if COMPILER2_OR_JVMCI assert(DerivedPointerTable::is_empty(), "derived pointer present"); #endif - // always_do_update_barrier = true; double start = os::elapsedTime(); resize_all_tlabs();
--- a/src/hotspot/share/gc/shared/genArguments.cpp Mon Sep 09 16:54:48 2019 -0400 +++ b/src/hotspot/share/gc/shared/genArguments.cpp Tue Sep 10 07:42:04 2019 +0200 @@ -196,8 +196,6 @@ } } - always_do_update_barrier = UseConcMarkSweepGC; - DEBUG_ONLY(assert_flags();) }
--- a/src/hotspot/share/oops/oop.cpp Mon Sep 09 16:54:48 2019 -0400 +++ b/src/hotspot/share/oops/oop.cpp Tue Sep 10 07:42:04 2019 +0200 @@ -37,8 +37,6 @@ #include "utilities/copy.hpp" #include "utilities/macros.hpp" -bool always_do_update_barrier = false; - void oopDesc::print_on(outputStream* st) const { klass()->oop_print_on(oop(this), st); }