Merged: [turbofan] Disable LoadElimination completely for asm.js.

src/compiler/pipeline.cc

 // Copyright 2014 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/compiler/pipeline.h"
 
 #include <fstream>  // NOLINT(readability/streams)
 #include <memory>
 #include <sstream>
 
@@ skipping 1516 matching lines @@
     if (FLAG_turbo_stress_loop_peeling) {
       Run<StressLoopPeelingPhase>();
       RunPrintAndVerify("Loop peeled");
     }
 
     if (FLAG_turbo_escape) {
       Run<EscapeAnalysisPhase>();
       RunPrintAndVerify("Escape Analysed");
     }
 
-    if (FLAG_turbo_load_elimination) {
+    if (!info()->shared_info()->asm_function() && FLAG_turbo_load_elimination) {
       Run<LoadEliminationPhase>();
       RunPrintAndVerify("Load eliminated");
     }
   }
 
   // Select representations. This has to run w/o the Typer decorator, because
   // we cannot compute meaningful types anyways, and the computed types might
   // even conflict with the representation/truncation logic.
   Run<RepresentationSelectionPhase>();
   RunPrintAndVerify("Representations selected", true);
@@ skipping 382 matching lines @@
   data->DeleteRegisterAllocationZone();
 }
 
 CompilationInfo* PipelineImpl::info() const { return data_->info(); }
 
 Isolate* PipelineImpl::isolate() const { return info()->isolate(); }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8