Adding new functionality for SIMD optimizations in AEC3

webrtc/modules/audio_processing/aec3/suppression_gain_unittest.cc

 /*
  *  Copyright (c) 2017 The WebRTC 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 in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 21 matching lines @@
   EXPECT_DEATH(SuppressionGain(DetectOptimization())
                    .GetGain(E2, R2, N2, false,
                             std::vector<std::vector<float>>(
                                 3, std::vector<float>(kBlockSize, 0.f)),
                             1, false, &high_bands_gain, nullptr),
                "");
 }
 
 #endif
 
-#if defined(WEBRTC_ARCH_X86_FAMILY)
-// Verifies that the optimized methods are bitexact to their reference
-// counterparts.
-TEST(SuppressionGain, TestOptimizations) {
-  if (WebRtc_GetCPUInfo(kSSE2) != 0) {
-    std::array<float, kFftLengthBy2 - 1> G2_old;
-    std::array<float, kFftLengthBy2 - 1> M2_old;
-    std::array<float, kFftLengthBy2 - 1> G2_old_SSE2;
-    std::array<float, kFftLengthBy2 - 1> M2_old_SSE2;
-    std::array<float, kFftLengthBy2Plus1> E2;
-    std::array<float, kFftLengthBy2Plus1> R2;
-    std::array<float, kFftLengthBy2Plus1> N2;
-    std::array<float, kFftLengthBy2Plus1> g;
-    std::array<float, kFftLengthBy2Plus1> g_SSE2;
-
-    G2_old.fill(1.f);
-    M2_old.fill(.23f);
-    G2_old_SSE2.fill(1.f);
-    M2_old_SSE2.fill(.23f);
-
-    E2.fill(10.f);
-    R2.fill(0.1f);
-    N2.fill(100.f);
-    for (int k = 0; k < 10; ++k) {
-      ComputeGains(E2, R2, N2, 0.1f, &G2_old, &M2_old, &g);
-      ComputeGains_SSE2(E2, R2, N2, 0.1f, &G2_old_SSE2, &M2_old_SSE2, &g_SSE2);
-      for (size_t j = 0; j < G2_old.size(); ++j) {
-        EXPECT_NEAR(G2_old[j], G2_old_SSE2[j], 0.0000001f);
-      }
-      for (size_t j = 0; j < M2_old.size(); ++j) {
-        EXPECT_NEAR(M2_old[j], M2_old_SSE2[j], 0.0000001f);
-      }
-      for (size_t j = 0; j < g.size(); ++j) {
-        EXPECT_NEAR(g[j], g_SSE2[j], 0.0000001f);
-      }
-    }
-
-    E2.fill(100.f);
-    R2.fill(0.1f);
-    N2.fill(0.f);
-    for (int k = 0; k < 10; ++k) {
-      ComputeGains(E2, R2, N2, 0.1f, &G2_old, &M2_old, &g);
-      ComputeGains_SSE2(E2, R2, N2, 0.1f, &G2_old_SSE2, &M2_old_SSE2, &g_SSE2);
-      for (size_t j = 0; j < G2_old.size(); ++j) {
-        EXPECT_NEAR(G2_old[j], G2_old_SSE2[j], 0.0000001f);
-      }
-      for (size_t j = 0; j < M2_old.size(); ++j) {
-        EXPECT_NEAR(M2_old[j], M2_old_SSE2[j], 0.0000001f);
-      }
-      for (size_t j = 0; j < g.size(); ++j) {
-        EXPECT_NEAR(g[j], g_SSE2[j], 0.0000001f);
-      }
-    }
-
-    E2.fill(0.1f);
-    R2.fill(100.f);
-    N2.fill(0.f);
-    for (int k = 0; k < 10; ++k) {
-      ComputeGains(E2, R2, N2, 0.1f, &G2_old, &M2_old, &g);
-      ComputeGains_SSE2(E2, R2, N2, 0.1f, &G2_old_SSE2, &M2_old_SSE2, &g_SSE2);
-      for (size_t j = 0; j < G2_old.size(); ++j) {
-        EXPECT_NEAR(G2_old[j], G2_old_SSE2[j], 0.0000001f);
-      }
-      for (size_t j = 0; j < M2_old.size(); ++j) {
-        EXPECT_NEAR(M2_old[j], M2_old_SSE2[j], 0.0000001f);
-      }
-      for (size_t j = 0; j < g.size(); ++j) {
-        EXPECT_NEAR(g[j], g_SSE2[j], 0.0000001f);
-      }
-    }
-  }
-}
-#endif
-
 // Does a sanity check that the gains are correctly computed.
 TEST(SuppressionGain, BasicGainComputation) {
   SuppressionGain suppression_gain(DetectOptimization());
   float high_bands_gain;
   std::array<float, kFftLengthBy2Plus1> E2;
   std::array<float, kFftLengthBy2Plus1> R2;
   std::array<float, kFftLengthBy2Plus1> N2;
   std::array<float, kFftLengthBy2Plus1> g;
   std::vector<std::vector<float>> x(1, std::vector<float>(kBlockSize, 0.f));
 
@@ skipping 31 matching lines @@
                 [](float a) { EXPECT_NEAR(0.f, a, 0.001); });
 
   // Verify the functionality for forcing a zero gain.
   suppression_gain.GetGain(E2, R2, N2, false, x, 1, true, &high_bands_gain, &g);
   std::for_each(g.begin(), g.end(), [](float a) { EXPECT_FLOAT_EQ(0.f, a); });
   EXPECT_FLOAT_EQ(0.f, high_bands_gain);
 }
 
 }  // namespace aec3
 }  // namespace webrtc