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8189666: Replace various inlined percentage calculations with global percent_of()

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Reviewed-by: sjohanss, sangheki
This commit is contained in:
Thomas Schatzl 2017-10-23 11:46:25 +02:00
parent 0757704af2
commit 793aa8d8ce
9 changed files with 34 additions and 84 deletions
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8
src/hotspot/share/gc/shared/threadLocalAllocBuffer.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -275,8 +275,7 @@ void ThreadLocalAllocBuffer::print_stats(const char* tag) {
Thread* thrd = myThread();
size_t waste = _gc_waste + _slow_refill_waste + _fast_refill_waste;
size_t alloc = _number_of_refills * _desired_size;
double waste_percent = alloc == 0 ? 0.0 :
100.0 * waste / alloc;
double waste_percent = percent_of(waste, alloc);
size_t tlab_used = Universe::heap()->tlab_used(thrd);
log.trace("TLAB: %s thread: " INTPTR_FORMAT " [id: %2d]"
" desired_size: " SIZE_FORMAT "KB"
@ -416,8 +415,7 @@ void GlobalTLABStats::print() {
}
size_t waste = _total_gc_waste + _total_slow_refill_waste + _total_fast_refill_waste;
double waste_percent = _total_allocation == 0 ? 0.0 :
100.0 * waste / _total_allocation;
double waste_percent = percent_of(waste, _total_allocation);
log.debug("TLAB totals: thrds: %d refills: %d max: %d"
" slow allocs: %d max %d waste: %4.1f%%"
" gc: " SIZE_FORMAT "B max: " SIZE_FORMAT "B"