[compiler] Sanitize IC counts for vector based ICs.

src/runtime-profiler.cc

 // Copyright 2012 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/runtime-profiler.h"
 
 #include "src/assembler.h"
 #include "src/base/platform/platform.h"
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
@@ skipping 100 matching lines @@
     }
   }
 
   // Harvest vector-ics as well
   TypeFeedbackVector* vector = function->feedback_vector();
   int with = 0, gen = 0, type_vector_ic_count = 0;
   const bool is_interpreted =
       function->shared()->code()->is_interpreter_trampoline_builtin();
 
   vector->ComputeCounts(&with, &gen, &type_vector_ic_count, is_interpreted);
-  if (is_interpreted) {
-    DCHECK_EQ(*ic_total_count, 0);
-    *ic_total_count = type_vector_ic_count;
-  }
+  *ic_total_count += type_vector_ic_count;
   *ic_with_type_info_count += with;
   *ic_generic_count += gen;
 
   if (*ic_total_count > 0) {
     *type_info_percentage = 100 * *ic_with_type_info_count / *ic_total_count;
     *generic_percentage = 100 * *ic_generic_count / *ic_total_count;
   } else {
     *type_info_percentage = 100;  // Compared against lower bound.
     *generic_percentage = 0;      // Compared against upper bound.
   }
@@ skipping 348 matching lines @@
     } else {
       DCHECK_EQ(next_tier, Compiler::OPTIMIZED);
       MaybeOptimizeFullCodegen(function, frame, frame_count);
     }
   }
   any_ic_changed_ = false;
 }
 
 }  // namespace internal
 }  // namespace v8