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8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental)

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Co-authored-by: Christine Flood <chf@redhat.com>
Co-authored-by: Aleksey Shipilev <shade@redhat.com>
Co-authored-by: Roland Westrelin <rwestrel@redhat.com>
Co-authored-by: Zhenygu Gu <zgu@redhat.com>
Co-authored-by: Andrew Haley <aph@redhat.com>
Co-authored-by: Andrew Dinn <adinn@redhat.com>
Co-authored-by: Mario Torre <mtorre@redhat.com>
Reviewed-by: kvn, roland, shade, coleenp, lmesnik, pliden, jgeorge, ihse, erikj
This commit is contained in:
Roman Kennke 2018-12-10 15:47:44 +01:00
parent 0639a6303b
commit 8b62a2ee9d
297 changed files with 40569 additions and 325 deletions
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7
src/hotspot/share/adlc/formssel.cpp
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@ -775,7 +775,10 @@ bool InstructForm::captures_bottom_type(FormDict &globals) const {
!strcmp(_matrule->_rChild->_opType,"GetAndSetP") ||
!strcmp(_matrule->_rChild->_opType,"GetAndSetN") ||
!strcmp(_matrule->_rChild->_opType,"CompareAndExchangeP") ||
!strcmp(_matrule->_rChild->_opType,"CompareAndExchangeN"))) return true;
!strcmp(_matrule->_rChild->_opType,"CompareAndExchangeN") ||
!strcmp(_matrule->_rChild->_opType,"ShenandoahCompareAndExchangeP") ||
!strcmp(_matrule->_rChild->_opType,"ShenandoahCompareAndExchangeN") ||
!strcmp(_matrule->_rChild->_opType,"ShenandoahReadBarrier"))) return true;
else if ( is_ideal_load() == Form::idealP ) return true;
else if ( is_ideal_store() != Form::none ) return true;
@ -3498,10 +3501,12 @@ int MatchNode::needs_ideal_memory_edge(FormDict &globals) const {
"CompareAndSwapB", "CompareAndSwapS", "CompareAndSwapI", "CompareAndSwapL", "CompareAndSwapP", "CompareAndSwapN",
"WeakCompareAndSwapB", "WeakCompareAndSwapS", "WeakCompareAndSwapI", "WeakCompareAndSwapL", "WeakCompareAndSwapP", "WeakCompareAndSwapN",
"CompareAndExchangeB", "CompareAndExchangeS", "CompareAndExchangeI", "CompareAndExchangeL", "CompareAndExchangeP", "CompareAndExchangeN",
"ShenandoahCompareAndSwapN", "ShenandoahCompareAndSwapP", "ShenandoahWeakCompareAndSwapP", "ShenandoahWeakCompareAndSwapN", "ShenandoahCompareAndExchangeP", "ShenandoahCompareAndExchangeN",
"StoreCM",
"ClearArray",
"GetAndSetB", "GetAndSetS", "GetAndAddI", "GetAndSetI", "GetAndSetP",
"GetAndAddB", "GetAndAddS", "GetAndAddL", "GetAndSetL", "GetAndSetN",
"ShenandoahReadBarrier",
"LoadBarrierSlowReg", "LoadBarrierWeakSlowReg"
};
int cnt = sizeof(needs_ideal_memory_list)/sizeof(char*);