[deoptimizer] Turn always-true condition into (D)CHECK

Also fix a typo in a log message.

Change-Id: I247e5347b7f7d71b08630489896da463dd76b8a3
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2277885
Auto-Submit: Georg Neis <neis@chromium.org>
Commit-Queue: Nico Hartmann <nicohartmann@chromium.org>
Reviewed-by: Nico Hartmann <nicohartmann@chromium.org>
Cr-Commit-Position: refs/heads/master@{#68635}

src/deoptimizer/deoptimizer.cc

@@ -176,7 +176,7 @@ Code Deoptimizer::FindDeoptimizingCode(Address addr) {
     Object element = native_context.DeoptimizedCodeListHead();
     while (!element.IsUndefined(isolate)) {
       Code code = Code::cast(element);
-      CHECK(code.kind() == Code::OPTIMIZED_FUNCTION);
+      CHECK_EQ(code.kind(), Code::OPTIMIZED_FUNCTION);
       if (code.contains(addr)) return code;
       element = code.next_code_link();
     }
@@ -528,13 +528,13 @@ Deoptimizer::Deoptimizer(Isolate* isolate, JSFunction function,
   DCHECK(AllowHeapAllocation::IsAllowed());
   disallow_heap_allocation_ = new DisallowHeapAllocation();
 #endif  // DEBUG
-  if ((compiled_code_.kind() != Code::OPTIMIZED_FUNCTION ||
-       !compiled_code_.deopt_already_counted()) &&
+  CHECK_EQ(compiled_code_.kind(), Code::OPTIMIZED_FUNCTION);
+  if (!compiled_code_.deopt_already_counted() &&
       deopt_kind_ == DeoptimizeKind::kSoft) {
     isolate->counters()->soft_deopts_executed()->Increment();
   }
-  if (compiled_code_.kind() == Code::OPTIMIZED_FUNCTION) {
   compiled_code_.set_deopt_already_counted(true);
+  {
     HandleScope scope(isolate_);
     PROFILE(isolate_, CodeDeoptEvent(handle(compiled_code_, isolate_), kind,
                                      from_, fp_to_sp_delta_));
@@ -665,7 +665,7 @@ int Deoptimizer::GetDeoptimizedCodeCount(Isolate* isolate) {
     Object element = native_context.DeoptimizedCodeListHead();
     while (!element.IsUndefined(isolate)) {
       Code code = Code::cast(element);
-      DCHECK(code.kind() == Code::OPTIMIZED_FUNCTION);
+      DCHECK_EQ(code.kind(), Code::OPTIMIZED_FUNCTION);
       if (!code.marked_for_deoptimization()) {
         length++;
       }
@@ -1819,14 +1819,13 @@ unsigned Deoptimizer::ComputeInputFrameSize() const {
   // function into account so we have to avoid double counting them.
   unsigned fixed_size_above_fp = ComputeInputFrameAboveFpFixedSize();
   unsigned result = fixed_size_above_fp + fp_to_sp_delta_;
-  if (compiled_code_.kind() == Code::OPTIMIZED_FUNCTION) {
+  DCHECK_EQ(compiled_code_.kind(), Code::OPTIMIZED_FUNCTION);
   unsigned stack_slots = compiled_code_.stack_slots();
   unsigned outgoing_size = 0;
   //        ComputeOutgoingArgumentSize(compiled_code_, bailout_id_);
   CHECK_EQ(fixed_size_above_fp + (stack_slots * kSystemPointerSize) -
                CommonFrameConstants::kFixedFrameSizeAboveFp + outgoing_size,
            result);
-  }
   return result;
 }
 

src/objects/feedback-vector.cc

@@ -411,7 +411,7 @@ void FeedbackVector::EvictOptimizedCodeMarkedForDeoptimization(
     if (FLAG_trace_deopt) {
       CodeTracer::Scope scope(GetIsolate()->GetCodeTracer());
       PrintF(scope.file(),
-             "[evicting optimizing code marked for deoptimization (%s) for ",
+             "[evicting optimized code marked for deoptimization (%s) for ",
              reason);
       shared.ShortPrint(scope.file());
       PrintF(scope.file(), "]\n");