Break out SSE functions into new media_sse target.

media/base/sinc_resampler_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // MSVC++ requires this to be set before any other includes to get M_PI.
 #define _USE_MATH_DEFINES
 
 #include <cmath>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
+#include "base/cpu.h"
 #include "base/logging.h"
 #include "base/string_number_conversions.h"
 #include "base/strings/stringize_macros.h"
 #include "base/time.h"
 #include "build/build_config.h"
 #include "media/base/sinc_resampler.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::_;
@@ skipping 68 matching lines @@
   resampler.Flush();
   testing::Mock::VerifyAndClear(&mock_source);
   EXPECT_CALL(mock_source, ProvideInput(_, _))
       .Times(1).WillOnce(ClearBuffer());
   resampler.Resample(resampled_destination.get(), resampler.ChunkSize() / 2);
   for (int i = 0; i < resampler.ChunkSize() / 2; ++i)
     ASSERT_FLOAT_EQ(resampled_destination[i], 0);
 }
 
 // Define platform independent function name for Convolve* tests.
-#if defined(ARCH_CPU_X86_FAMILY) && defined(__SSE__)
+#if defined(ARCH_CPU_X86_FAMILY)
 #define CONVOLVE_FUNC Convolve_SSE
 #elif defined(ARCH_CPU_ARM_FAMILY) && defined(USE_NEON)
 #define CONVOLVE_FUNC Convolve_NEON
 #endif
 
 // Ensure various optimized Convolve() methods return the same value.  Only run
 // this test if other optimized methods exist, otherwise the default Convolve()
 // will be tested by the parameterized SincResampler tests below.
 #if defined(CONVOLVE_FUNC)
 TEST(SincResamplerTest, Convolve) {
+#if defined(ARCH_CPU_X86_FAMILY)
+  ASSERT_TRUE(base::CPU().has_sse());
+#endif
+
   // Initialize a dummy resampler.
   MockSource mock_source;
   SincResampler resampler(
       kSampleRateRatio,
       base::Bind(&MockSource::ProvideInput, base::Unretained(&mock_source)));
 
   // The optimized Convolve methods are slightly more precise than Convolve_C(),
   // so comparison must be done using an epsilon.
   static const double kEpsilon = 0.00000005;
 
@@ skipping 42 matching lines @@
   for (int i = 0; i < convolve_iterations; ++i) {
     resampler.Convolve_C(
         resampler.kernel_storage_.get(), resampler.kernel_storage_.get(),
         resampler.kernel_storage_.get(), kKernelInterpolationFactor);
   }
   double total_time_c_ms =
       (base::TimeTicks::HighResNow() - start).InMillisecondsF();
   printf("Convolve_C took %.2fms.\n", total_time_c_ms);
 
 #if defined(CONVOLVE_FUNC)
+#if defined(ARCH_CPU_X86_FAMILY)
+  ASSERT_TRUE(base::CPU().has_sse());
+#endif
+
   // Benchmark with unaligned input pointer.
   start = base::TimeTicks::HighResNow();
   for (int j = 0; j < convolve_iterations; ++j) {
     resampler.CONVOLVE_FUNC(
         resampler.kernel_storage_.get() + 1, resampler.kernel_storage_.get(),
         resampler.kernel_storage_.get(), kKernelInterpolationFactor);
   }
   double total_time_optimized_unaligned_ms =
       (base::TimeTicks::HighResNow() - start).InMillisecondsF();
   printf(STRINGIZE(CONVOLVE_FUNC) "(unaligned) took %.2fms; which is %.2fx "
@@ skipping 212 matching lines @@
         std::tr1::make_tuple(11025, 192000, kResamplingRMSError, -62.61),
         std::tr1::make_tuple(16000, 192000, kResamplingRMSError, -63.14),
         std::tr1::make_tuple(22050, 192000, kResamplingRMSError, -62.42),
         std::tr1::make_tuple(32000, 192000, kResamplingRMSError, -63.38),
         std::tr1::make_tuple(44100, 192000, kResamplingRMSError, -62.63),
         std::tr1::make_tuple(48000, 192000, kResamplingRMSError, -73.44),
         std::tr1::make_tuple(96000, 192000, kResamplingRMSError, -73.52),
         std::tr1::make_tuple(192000, 192000, kResamplingRMSError, -73.52)));
 
 }  // namespace media