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8252372: Check if cloning is required to move loads out of loops in PhaseIdealLoop::split_if_with_blocks_post()

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Reviewed-by: thartmann, kvn
This commit is contained in:
Roland Westrelin 2021-05-26 09:20:42 +00:00
parent 039441689d
commit 9d305b9c06
14 changed files with 541 additions and 215 deletions
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5
src/hotspot/share/adlc/formssel.cpp
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@ -764,6 +764,11 @@ int InstructForm::memory_operand(FormDict &globals) const {
bool InstructForm::captures_bottom_type(FormDict &globals) const {
if (_matrule && _matrule->_rChild &&
(!strcmp(_matrule->_rChild->_opType,"CastPP") || // new result type
!strcmp(_matrule->_rChild->_opType,"CastDD") ||
!strcmp(_matrule->_rChild->_opType,"CastFF") ||
!strcmp(_matrule->_rChild->_opType,"CastII") ||
!strcmp(_matrule->_rChild->_opType,"CastLL") ||
!strcmp(_matrule->_rChild->_opType,"CastVV") ||
!strcmp(_matrule->_rChild->_opType,"CastX2P") || // new result type
!strcmp(_matrule->_rChild->_opType,"DecodeN") ||
!strcmp(_matrule->_rChild->_opType,"EncodeP") ||