runtime/vm/flow_graph_compiler_x64.cc - Issue 517343002: Ensure that BoxInt32 input is correctly preserved on the slow-path.

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Unified Diff: runtime/vm/flow_graph_compiler_x64.cc

Issue 517343002: Ensure that BoxInt32 input is correctly preserved on the slow-path. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Created 6 years, 4 months ago

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Index: runtime/vm/flow_graph_compiler_x64.cc

diff --git a/runtime/vm/flow_graph_compiler_x64.cc b/runtime/vm/flow_graph_compiler_x64.cc

index 8b41b844e070969c03c143a7baac6211cd4e774d..ae8b4c42484bbf9fe8e415e517ff3e7731eb25f1 100644

--- a/runtime/vm/flow_graph_compiler_x64.cc

+++ b/runtime/vm/flow_graph_compiler_x64.cc

@@ -1442,6 +1442,10 @@ void FlowGraphCompiler::EmitEqualityRegRegCompare(Register left,

// This function must be in sync with FlowGraphCompiler::RecordSafepoint and

// FlowGraphCompiler::SlowPathEnvironmentFor.

void FlowGraphCompiler::SaveLiveRegisters(LocationSummary* locs) {

+#if defined(DEBUG)

+ locs->CheckWritableInputs();

+#endif

// TODO(vegorov): avoid saving non-volatile registers.

__ PushRegisters(locs->live_registers()->cpu_registers(),

locs->live_registers()->fpu_registers());

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