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Unified Diff: runtime/vm/flow_graph_compiler_arm.cc

Issue 2392613002: Reapply "Lazy deopt without code patching." (Closed)
Patch Set: . Created 4 years, 2 months ago
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Index: runtime/vm/flow_graph_compiler_arm.cc
diff --git a/runtime/vm/flow_graph_compiler_arm.cc b/runtime/vm/flow_graph_compiler_arm.cc
index 92c86301d458429673eacf8719216f1777bd94f1..65de695b245330142f79a7741ed06dfed27b0a4c 100644
--- a/runtime/vm/flow_graph_compiler_arm.cc
+++ b/runtime/vm/flow_graph_compiler_arm.cc
@@ -1112,21 +1112,6 @@ void FlowGraphCompiler::CompileGraph() {
__ bkpt(0);
ASSERT(assembler()->constant_pool_allowed());
GenerateDeferredCode();
-
- BeginCodeSourceRange();
- if (is_optimizing() && !FLAG_precompiled_mode) {
- // Leave enough space for patching in case of lazy deoptimization.
- for (intptr_t i = 0;
- i < CallPattern::DeoptCallPatternLengthInInstructions();
- ++i) {
- __ nop();
- }
- lazy_deopt_return_pc_offset_ = assembler()->CodeSize();
- __ Branch(*StubCode::DeoptimizeLazyFromReturn_entry());
- lazy_deopt_throw_pc_offset_ = assembler()->CodeSize();
- __ Branch(*StubCode::DeoptimizeLazyFromThrow_entry());
- }
- EndCodeSourceRange(TokenPosition::kDartCodeEpilogue);
}
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