[Crankshaft] Move don't crankshaft check before EnsureDeoptimizationSupport.

src/crankshaft/hydrogen.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/crankshaft/hydrogen.h"
 
 #include <memory>
 #include <sstream>
 
 #include "src/allocation-site-scopes.h"
@@ skipping 98 matching lines @@
 
 #define DEF_VISIT(type)                        \
   void Visit##type(type* node) override {      \
     HOptimizedGraphBuilder::Visit##type(node); \
   }
   DECLARATION_NODE_LIST(DEF_VISIT)
 #undef DEF_VISIT
 };
 
 HCompilationJob::Status HCompilationJob::CreateGraphImpl() {
-  bool dont_crankshaft = info()->shared_info()->dont_crankshaft();
+  if (!isolate()->use_crankshaft() ||
+      info()->shared_info()->dont_crankshaft()) {
+    // Crankshaft is entirely disabled.
+    return FAILED;
+  }
 
   // Optimization requires a version of fullcode with deoptimization support.
   // Recompile the unoptimized version of the code if the current version
   // doesn't have deoptimization support already.
   // Otherwise, if we are gathering compilation time and space statistics
   // for hydrogen, gather baseline statistics for a fullcode compilation.
   bool should_recompile = !info()->shared_info()->has_deoptimization_support();
   if (should_recompile || FLAG_hydrogen_stats) {
     base::ElapsedTimer timer;
     if (FLAG_hydrogen_stats) {
       timer.Start();
     }
     if (!Compiler::EnsureDeoptimizationSupport(info())) {
       return FAILED;
     }
     if (FLAG_hydrogen_stats) {
       isolate()->GetHStatistics()->IncrementFullCodeGen(timer.Elapsed());
     }
   }
   DCHECK(info()->shared_info()->has_deoptimization_support());
   DCHECK(!info()->shared_info()->never_compiled());
 
-  if (!isolate()->use_crankshaft() || dont_crankshaft) {
-    // Crankshaft is entirely disabled.
-    return FAILED;
-  }
-
   // Check the whitelist for Crankshaft.
   if (!info()->shared_info()->PassesFilter(FLAG_hydrogen_filter)) {
     return AbortOptimization(kHydrogenFilter);
   }
 
   Scope* scope = info()->scope();
   if (LUnallocated::TooManyParameters(scope->num_parameters())) {
     // Crankshaft would require too many Lithium operands.
     return AbortOptimization(kTooManyParameters);
   }
@@ skipping 13264 matching lines @@
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 }  // namespace internal
 }  // namespace v8