archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-09-17 17:44:40 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

8252848: Optimize small primitive arrayCopy operations through partial inlining using AVX-512 masked instructions

Browse source 
Reviewed-by: neliasso, kvn
This commit is contained in:
Jatin Bhateja 2020-11-25 06:08:19 +00:00
parent 66943fefa7
commit 0d91f0a1df
25 changed files with 470 additions and 45 deletions
Download patch file Download diff file Expand all files Collapse all files

5
src/hotspot/share/adlc/formssel.cpp
View file

@ -781,6 +781,7 @@ bool InstructForm::captures_bottom_type(FormDict &globals) const {
!strcmp(_matrule->_rChild->_opType,"ShenandoahCompareAndExchangeP") ||
!strcmp(_matrule->_rChild->_opType,"ShenandoahCompareAndExchangeN") ||
#endif
!strcmp(_matrule->_rChild->_opType,"VectorMaskGen")||
!strcmp(_matrule->_rChild->_opType,"CompareAndExchangeP") ||
!strcmp(_matrule->_rChild->_opType,"CompareAndExchangeN"))) return true;
else if ( is_ideal_load() == Form::idealP ) return true;
@ -3489,7 +3490,7 @@ int MatchNode::needs_ideal_memory_edge(FormDict &globals) const {
"StoreB","StoreC","Store" ,"StoreFP",
"LoadI", "LoadL", "LoadP" ,"LoadN", "LoadD" ,"LoadF" ,
"LoadB" , "LoadUB", "LoadUS" ,"LoadS" ,"Load" ,
"StoreVector", "LoadVector", "LoadVectorGather", "StoreVectorScatter",
"StoreVector", "LoadVector", "LoadVectorGather", "StoreVectorScatter", "LoadVectorMasked", "StoreVectorMasked",
"LoadRange", "LoadKlass", "LoadNKlass", "LoadL_unaligned", "LoadD_unaligned",
"LoadPLocked",
"StorePConditional", "StoreIConditional", "StoreLConditional",
@ -4181,7 +4182,7 @@ bool MatchRule::is_vector() const {
"VectorRearrange","VectorLoadShuffle", "VectorLoadConst",
"VectorCastB2X", "VectorCastS2X", "VectorCastI2X",
"VectorCastL2X", "VectorCastF2X", "VectorCastD2X",
"VectorMaskWrapper", "VectorMaskCmp", "VectorReinterpret",
"VectorMaskWrapper", "VectorMaskCmp", "VectorReinterpret","LoadVectorMasked","StoreVectorMasked",
"FmaVD", "FmaVF","PopCountVI",
// Next are not supported currently.
"PackB","PackS","PackI","PackL","PackF","PackD","Pack2L","Pack2D",