runtime/vm/deopt_instructions.cc - Issue 157833004: Disable hoisting CheckClass due to excessive deoptimization.

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Unified Diff: runtime/vm/deopt_instructions.cc

Issue 157833004: Disable hoisting CheckClass due to excessive deoptimization. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 6 years, 10 months ago

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Index: runtime/vm/deopt_instructions.cc

===================================================================

--- runtime/vm/deopt_instructions.cc (revision 32457)

+++ runtime/vm/deopt_instructions.cc (working copy)

@@ -584,6 +584,9 @@

if (!ic_data.IsNull()) {

ic_data.set_deopt_reason(deopt_context->deopt_reason());

}

+ } else if (deopt_context->deopt_reason() == kDeoptHoistedCheckClass) {

+ // Prevent excessive deoptimization.

+ Function::Handle(code.function()).set_allows_hoisting_check_class(false);

}

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