Mercurial > hg > graal-jvmci-8
comparison src/share/vm/opto/node.cpp @ 3788:e3cbc9ddd434
7044738: Loop unroll optimization causes incorrect result
Summary: take into account memory dependencies when clonning nodes in clone_up_backedge_goo().
Reviewed-by: never
| author | kvn |
|---|---|
| date | Tue, 28 Jun 2011 15:24:29 -0700 |
| parents | 1d1603768966 |
| children | 35acf8f0a2e4 |
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| 3787:6ae7a1561b53 | 3788:e3cbc9ddd434 |
|---|---|
| 2010 _inodes = REALLOC_ARENA_ARRAY(_a, INode, _inodes, old_max, max); | 2010 _inodes = REALLOC_ARENA_ARRAY(_a, INode, _inodes, old_max, max); |
| 2011 _inode_max = _inodes + max; | 2011 _inode_max = _inodes + max; |
| 2012 _inode_top = _inodes + old_top; // restore _top | 2012 _inode_top = _inodes + old_top; // restore _top |
| 2013 } | 2013 } |
| 2014 | 2014 |
| 2015 // Node_Stack is used to map nodes. | |
| 2016 Node* Node_Stack::find(uint idx) const { | |
| 2017 uint sz = size(); | |
| 2018 for (uint i=0; i < sz; i++) { | |
| 2019 if (idx == index_at(i) ) | |
| 2020 return node_at(i); | |
| 2021 } | |
| 2022 return NULL; | |
| 2023 } | |
| 2024 | |
| 2015 //============================================================================= | 2025 //============================================================================= |
| 2016 uint TypeNode::size_of() const { return sizeof(*this); } | 2026 uint TypeNode::size_of() const { return sizeof(*this); } |
| 2017 #ifndef PRODUCT | 2027 #ifndef PRODUCT |
| 2018 void TypeNode::dump_spec(outputStream *st) const { | 2028 void TypeNode::dump_spec(outputStream *st) const { |
| 2019 if( !Verbose && !WizardMode ) { | 2029 if( !Verbose && !WizardMode ) { |