[v8-dev] [turbofan] Do not generate any framestates with --noturbo-deoptimization. (issue 993773004 by [email protected])

Tue, 10 Mar 2015 06:39:14 -0700 

Reviewers: Benedikt Meurer,

Message:
Could you take a look, please?

Description:
[turbofan] Do not generate any framestates with --noturbo-deoptimization.

BUG=chromium:465701
LOG=n
[email protected]

Please review this at https://codereview.chromium.org/993773004/

Base URL: https://chromium.googlesource.com/v8/v8.git@master

Affected files (+2, -0 lines):
  M src/compiler/ast-graph-builder.cc


Index: src/compiler/ast-graph-builder.cc
diff --git a/src/compiler/ast-graph-builder.cc b/src/compiler/ast-graph-builder.cc index 5c874bc8b52cda3ada0456241050a20aadc50b75..de26b086e432b0b7b984e54fdb1e29e4771555cb 100644 
--- a/src/compiler/ast-graph-builder.cc
+++ b/src/compiler/ast-graph-builder.cc
@@ -623,6 +623,8 @@ void AstGraphBuilder::Environment::UpdateStateValues(Node** state_values, 

 Node* AstGraphBuilder::Environment::Checkpoint(
     BailoutId ast_id, OutputFrameStateCombine combine) {
+  if (!FLAG_turbo_deoptimization) return nullptr;
+
   UpdateStateValues(&parameters_node_, 0, parameters_count());
   UpdateStateValues(&locals_node_, parameters_count(), locals_count());
   UpdateStateValues(&stack_node_, parameters_count() + locals_count(),


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