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8026852: Use restricted_align_down in collector policy code

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Moved restricted_align_down to globalDefinitions and renamed it align_size_down_bounded

Reviewed-by: stefank, mgerdin, tschatzl
This commit is contained in:
Jesper Wilhelmsson 2013-10-21 18:52:13 +02:00
parent 1123a5596c
commit 5976b6915a
3 changed files with 15 additions and 21 deletions
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15
hotspot/src/share/vm/memory/metaspace.cpp
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@ -2965,11 +2965,6 @@ void Metaspace::initialize_class_space(ReservedSpace rs) {
#endif
// Align down. If the aligning result in 0, return 'alignment'.
static size_t restricted_align_down(size_t size, size_t alignment) {
return MAX2(alignment, align_size_down_(size, alignment));
}
void Metaspace::ergo_initialize() {
if (DumpSharedSpaces) {
// Using large pages when dumping the shared archive is currently not implemented.
@ -2992,13 +2987,13 @@ void Metaspace::ergo_initialize() {
// Ideally, we would be able to set the default value of MaxMetaspaceSize in
// globals.hpp to the aligned value, but this is not possible, since the
// alignment depends on other flags being parsed.
MaxMetaspaceSize = restricted_align_down(MaxMetaspaceSize, _reserve_alignment);
MaxMetaspaceSize = align_size_down_bounded(MaxMetaspaceSize, _reserve_alignment);
if (MetaspaceSize > MaxMetaspaceSize) {
MetaspaceSize = MaxMetaspaceSize;
}
MetaspaceSize = restricted_align_down(MetaspaceSize, _commit_alignment);
MetaspaceSize = align_size_down_bounded(MetaspaceSize, _commit_alignment);
assert(MetaspaceSize <= MaxMetaspaceSize, "MetaspaceSize should be limited by MaxMetaspaceSize");
@ -3006,10 +3001,10 @@ void Metaspace::ergo_initialize() {
vm_exit_during_initialization("Too small initial Metaspace size");
}
MinMetaspaceExpansion = restricted_align_down(MinMetaspaceExpansion, _commit_alignment);
MaxMetaspaceExpansion = restricted_align_down(MaxMetaspaceExpansion, _commit_alignment);
MinMetaspaceExpansion = align_size_down_bounded(MinMetaspaceExpansion, _commit_alignment);
MaxMetaspaceExpansion = align_size_down_bounded(MaxMetaspaceExpansion, _commit_alignment);
CompressedClassSpaceSize = restricted_align_down(CompressedClassSpaceSize, _reserve_alignment);
CompressedClassSpaceSize = align_size_down_bounded(CompressedClassSpaceSize, _reserve_alignment);
set_class_metaspace_size(CompressedClassSpaceSize);
}