runtime/vm/flow_graph_builder.cc - Issue 12326012: Change the SSA construction pass to also construct def-use chains.

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Unified Diff: runtime/vm/flow_graph_builder.cc

Issue 12326012: Change the SSA construction pass to also construct def-use chains. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Created 7 years, 10 months ago

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Index: runtime/vm/flow_graph_builder.cc

diff --git a/runtime/vm/flow_graph_builder.cc b/runtime/vm/flow_graph_builder.cc

index f4c1fb35fe423efb8fc69a014f7f08e5952fcd20..bef5d2ddad7d70205c5623a6b43e372c5664b189 100644

--- a/runtime/vm/flow_graph_builder.cc

+++ b/runtime/vm/flow_graph_builder.cc

@@ -136,6 +136,7 @@ void ValueInliningContext::ReplaceCall(FlowGraph* caller_graph,

} else if (num_exits == 1) {

// For just one exit, replace the uses and remove the call from the graph.

call->ReplaceUsesWith(ValueAt(0)->definition());

+ ValueAt(0)->RemoveFromUseList();

call->previous()->LinkTo(callee_entry->next());

LastInstructionAt(0)->LinkTo(call->next());

// In case of control flow, locally update the predecessors, phis and

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