[cleanup] Fix NOLINT(runtime/references) for MIPS64 simulator.

R=clemensh@chromium.org
BUG=v8:9429,v8:9396

Change-Id: I3b098ea8b5bbbd93ac3bf7acfeb8ee20a867759a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1693004Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62642}

src/execution/mips64/simulator-mips64.h

@@ -255,26 +255,17 @@ class Simulator : public SimulatorBase {
   bool set_fcsr_round64_error(double original, double rounded);
   bool set_fcsr_round_error(float original, float rounded);
   bool set_fcsr_round64_error(float original, float rounded);
-  void round_according_to_fcsr(
-      double toRound, double& rounded,  // NOLINT(runtime/references)
-      int32_t& rounded_int,             // NOLINT(runtime/references)
-      double fs);
-  void round64_according_to_fcsr(
-      double toRound, double& rounded,  // NOLINT(runtime/references)
-      int64_t& rounded_int,             // NOLINT(runtime/references)
-      double fs);
-  void round_according_to_fcsr(
-      float toRound, float& rounded,  // NOLINT(runtime/references)
-      int32_t& rounded_int,           // NOLINT(runtime/references)
-      float fs);
-  void round64_according_to_fcsr(
-      float toRound, float& rounded,  // NOLINT(runtime/references)
-      int64_t& rounded_int,           // NOLINT(runtime/references)
-      float fs);
+  void round_according_to_fcsr(double toRound, double* rounded,
+                               int32_t* rounded_int, double fs);
+  void round64_according_to_fcsr(double toRound, double* rounded,
+                                 int64_t* rounded_int, double fs);
+  void round_according_to_fcsr(float toRound, float* rounded,
+                               int32_t* rounded_int, float fs);
+  void round64_according_to_fcsr(float toRound, float* rounded,
+                                 int64_t* rounded_int, float fs);
   template <typename T_fp, typename T_int>
-  void round_according_to_msacsr(
-      T_fp toRound, T_fp& rounded,  // NOLINT(runtime/references)
-      T_int& rounded_int);          // NOLINT(runtime/references)
+  void round_according_to_msacsr(T_fp toRound, T_fp* rounded,
+                                 T_int* rounded_int);
   void set_fcsr_rounding_mode(FPURoundingMode mode);
   void set_msacsr_rounding_mode(FPURoundingMode mode);
   unsigned int get_fcsr_rounding_mode();