8290964: C2 compilation fails with assert "non-reduction loop contains reduction nodes"
Reviewed-by: thartmann, chagedorn
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parent
b4e74aeabf
commit
4bdd1c9148
src/hotspot/share/opto
@ -3901,17 +3901,6 @@ uint IdealLoopTree::est_loop_flow_merge_sz() const {
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return 0;
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}
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#ifdef ASSERT
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bool IdealLoopTree::has_reduction_nodes() const {
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for (uint i = 0; i < _body.size(); i++) {
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if (_body[i]->is_reduction()) {
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return true;
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}
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}
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return false;
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}
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#endif // ASSERT
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#ifndef PRODUCT
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//------------------------------dump_head--------------------------------------
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// Dump 1 liner for loop header info
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@ -778,11 +778,6 @@ public:
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void remove_main_post_loops(CountedLoopNode *cl, PhaseIdealLoop *phase);
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#ifdef ASSERT
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// Tell whether the body contains nodes marked as reductions.
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bool has_reduction_nodes() const;
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#endif // ASSERT
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#ifndef PRODUCT
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void dump_head() const; // Dump loop head only
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void dump() const; // Dump this loop recursively
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@ -2453,11 +2453,6 @@ bool SuperWord::output() {
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return false;
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}
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// Check that the loop to be vectorized does not have inconsistent reduction
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// information, which would likely lead to a miscompilation.
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assert(!lpt()->has_reduction_nodes() || cl->is_reduction_loop(),
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"non-reduction loop contains reduction nodes");
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#ifndef PRODUCT
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if (TraceLoopOpts) {
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tty->print("SuperWord::output ");
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