SkNx Load/store: take any pointer.

bench/Sk4fBench.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "Benchmark.h"
 #include "SkColor.h"
 #include "SkNx.h"
@@ skipping 15 matching lines @@
     const char* onGetName() override { return "Sk4f_roundtrip"; }
     bool isSuitableFor(Backend backend) override { return backend == kNonRendering_Backend; }
 
     void onDraw(int loops, SkCanvas* canvas) override {
         // Unlike blackhole, junk can and probably will be a register.
         uint32_t junk = 0;
         uint32_t seed = 0;
         for (int i = 0; i < loops; i++) {
             uint32_t color = lcg_rand(&seed),
                      back;
-            auto f = SkNx_cast<float>(Sk4b::Load((const uint8_t*)&color));
-            SkNx_cast<uint8_t>(f).store((uint8_t*)&back);
+            auto f = SkNx_cast<float>(Sk4b::Load(&color));
+            SkNx_cast<uint8_t>(f).store(&back);
             junk ^= back;
         }
         blackhole ^= junk;
     }
 };
 DEF_BENCH(return new Sk4fBytesRoundtripBench;)
 
 struct Sk4fGradientBench : public Benchmark {
     const char* onGetName() override { return "Sk4f_gradient"; }
     bool isSuitableFor(Backend backend) override { return backend == kNonRendering_Backend; }
@@ skipping 17 matching lines @@
                 Sk4f_ToBytes((uint8_t*)(fDevice+i), a, b, c, d);
                 a = a + dcdx4;
                 b = b + dcdx4;
                 c = c + dcdx4;
                 d = d + dcdx4;
             }
         }
     }
 };
 DEF_BENCH(return new Sk4fGradientBench;)