Refactor CHW micro-kernels

Rename SpCHW -> CHW

PiperOrigin-RevId: 311861144
diff --git a/test/f32-gavgpool-cw.cc b/test/f32-gavgpool-cw.cc
new file mode 100644
index 0000000..6f12f07
--- /dev/null
+++ b/test/f32-gavgpool-cw.cc
@@ -0,0 +1,276 @@
+// Copyright 2019 Google LLC
+//
+// This source code is licensed under the BSD-style license found in the
+// LICENSE file in the root directory of this source tree.
+
+#include <gtest/gtest.h>
+
+#include <xnnpack/common.h>
+#include <xnnpack/isa-checks.h>
+
+#include <xnnpack/gavgpool.h>
+#include "gavgpool-cw-microkernel-tester.h"
+
+
+#if XNN_ARCH_ARM || XNN_ARCH_ARM64
+  TEST(F32_GAVGPOOL_CW__NEON_X4, elements_eq_4) {
+    TEST_REQUIRES_ARM_NEON;
+    GAvgPoolCWMicrokernelTester()
+      .elements(4)
+      .channels(4)
+      .Test(xnn_f32_gavgpool_cw_ukernel__neon_x4);
+  }
+
+  TEST(F32_GAVGPOOL_CW__NEON_X4, elements_div_4) {
+    TEST_REQUIRES_ARM_NEON;
+    for (size_t elements = 8; elements < 32; elements += 4) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .Test(xnn_f32_gavgpool_cw_ukernel__neon_x4);
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__NEON_X4, elements_lt_4) {
+    TEST_REQUIRES_ARM_NEON;
+    for (size_t elements = 1; elements < 4; elements++) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .Test(xnn_f32_gavgpool_cw_ukernel__neon_x4);
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__NEON_X4, elements_gt_4) {
+    TEST_REQUIRES_ARM_NEON;
+    for (size_t elements = 5; elements < 8; elements++) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .Test(xnn_f32_gavgpool_cw_ukernel__neon_x4);
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__NEON_X4, channels_lt_4) {
+    TEST_REQUIRES_ARM_NEON;
+    for (size_t channels = 1; channels < 4; channels++) {
+      for (size_t elements = 1; elements < 16; elements += 3) {
+        GAvgPoolCWMicrokernelTester()
+          .elements(elements)
+          .channels(channels)
+          .Test(xnn_f32_gavgpool_cw_ukernel__neon_x4);
+      }
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__NEON_X4, channels_gt_4) {
+    TEST_REQUIRES_ARM_NEON;
+    for (size_t channels = 5; channels < 8; channels++) {
+      for (size_t elements = 1; elements < 16; elements += 3) {
+        GAvgPoolCWMicrokernelTester()
+          .elements(elements)
+          .channels(channels)
+          .Test(xnn_f32_gavgpool_cw_ukernel__neon_x4);
+      }
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__NEON_X4, channels_div_4) {
+    TEST_REQUIRES_ARM_NEON;
+    for (size_t channels = 8; channels <= 16; channels += 4) {
+      for (size_t elements = 1; elements < 16; elements += 3) {
+        GAvgPoolCWMicrokernelTester()
+          .elements(elements)
+          .channels(channels)
+          .Test(xnn_f32_gavgpool_cw_ukernel__neon_x4);
+      }
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__NEON_X4, qmin) {
+    TEST_REQUIRES_ARM_NEON;
+    for (size_t elements = 1; elements < 16; elements += 3) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .qmin(128)
+        .Test(xnn_f32_gavgpool_cw_ukernel__neon_x4);
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__NEON_X4, qmax) {
+    TEST_REQUIRES_ARM_NEON;
+    for (size_t elements = 1; elements < 16; elements += 3) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .qmax(128)
+        .Test(xnn_f32_gavgpool_cw_ukernel__neon_x4);
+    }
+  }
+#endif  // XNN_ARCH_ARM || XNN_ARCH_ARM64
+
+
+#if XNN_ARCH_X86 || XNN_ARCH_X86_64
+  TEST(F32_GAVGPOOL_CW__SSE_X4, elements_eq_4) {
+    TEST_REQUIRES_X86_SSE;
+    GAvgPoolCWMicrokernelTester()
+      .elements(4)
+      .channels(4)
+      .Test(xnn_f32_gavgpool_cw_ukernel__sse_x4);
+  }
+
+  TEST(F32_GAVGPOOL_CW__SSE_X4, elements_div_4) {
+    TEST_REQUIRES_X86_SSE;
+    for (size_t elements = 8; elements < 32; elements += 4) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .Test(xnn_f32_gavgpool_cw_ukernel__sse_x4);
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__SSE_X4, elements_lt_4) {
+    TEST_REQUIRES_X86_SSE;
+    for (size_t elements = 1; elements < 4; elements++) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .Test(xnn_f32_gavgpool_cw_ukernel__sse_x4);
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__SSE_X4, elements_gt_4) {
+    TEST_REQUIRES_X86_SSE;
+    for (size_t elements = 5; elements < 8; elements++) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .Test(xnn_f32_gavgpool_cw_ukernel__sse_x4);
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__SSE_X4, channels_lt_4) {
+    TEST_REQUIRES_X86_SSE;
+    for (size_t channels = 1; channels < 4; channels++) {
+      for (size_t elements = 1; elements < 16; elements += 3) {
+        GAvgPoolCWMicrokernelTester()
+          .elements(elements)
+          .channels(channels)
+          .Test(xnn_f32_gavgpool_cw_ukernel__sse_x4);
+      }
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__SSE_X4, channels_gt_4) {
+    TEST_REQUIRES_X86_SSE;
+    for (size_t channels = 5; channels < 8; channels++) {
+      for (size_t elements = 1; elements < 16; elements += 3) {
+        GAvgPoolCWMicrokernelTester()
+          .elements(elements)
+          .channels(channels)
+          .Test(xnn_f32_gavgpool_cw_ukernel__sse_x4);
+      }
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__SSE_X4, channels_div_4) {
+    TEST_REQUIRES_X86_SSE;
+    for (size_t channels = 8; channels <= 16; channels += 4) {
+      for (size_t elements = 1; elements < 16; elements += 3) {
+        GAvgPoolCWMicrokernelTester()
+          .elements(elements)
+          .channels(channels)
+          .Test(xnn_f32_gavgpool_cw_ukernel__sse_x4);
+      }
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__SSE_X4, qmin) {
+    TEST_REQUIRES_X86_SSE;
+    for (size_t elements = 1; elements < 16; elements += 3) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .qmin(128)
+        .Test(xnn_f32_gavgpool_cw_ukernel__sse_x4);
+    }
+  }
+
+  TEST(F32_GAVGPOOL_CW__SSE_X4, qmax) {
+    TEST_REQUIRES_X86_SSE;
+    for (size_t elements = 1; elements < 16; elements += 3) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(4)
+        .qmax(128)
+        .Test(xnn_f32_gavgpool_cw_ukernel__sse_x4);
+    }
+  }
+#endif  // XNN_ARCH_X86 || XNN_ARCH_X86_64
+
+
+TEST(F32_GAVGPOOL_CW__SCALAR_X1, elements_eq_4) {
+  GAvgPoolCWMicrokernelTester()
+    .elements(4)
+    .channels(1)
+    .Test(xnn_f32_gavgpool_cw_ukernel__scalar_x1, GAvgPoolCWMicrokernelTester::Variant::Scalar);
+}
+
+TEST(F32_GAVGPOOL_CW__SCALAR_X1, elements_div_4) {
+  for (size_t elements = 8; elements < 32; elements += 4) {
+    GAvgPoolCWMicrokernelTester()
+      .elements(elements)
+      .channels(1)
+      .Test(xnn_f32_gavgpool_cw_ukernel__scalar_x1, GAvgPoolCWMicrokernelTester::Variant::Scalar);
+  }
+}
+
+TEST(F32_GAVGPOOL_CW__SCALAR_X1, elements_lt_4) {
+  for (size_t elements = 1; elements < 4; elements++) {
+    GAvgPoolCWMicrokernelTester()
+      .elements(elements)
+      .channels(1)
+      .Test(xnn_f32_gavgpool_cw_ukernel__scalar_x1, GAvgPoolCWMicrokernelTester::Variant::Scalar);
+  }
+}
+
+TEST(F32_GAVGPOOL_CW__SCALAR_X1, elements_gt_4) {
+  for (size_t elements = 5; elements < 8; elements++) {
+    GAvgPoolCWMicrokernelTester()
+      .elements(elements)
+      .channels(1)
+      .Test(xnn_f32_gavgpool_cw_ukernel__scalar_x1, GAvgPoolCWMicrokernelTester::Variant::Scalar);
+  }
+}
+
+TEST(F32_GAVGPOOL_CW__SCALAR_X1, channels_gt_1) {
+  for (size_t channels = 2; channels < 5; channels++) {
+    for (size_t elements = 1; elements < 16; elements += 3) {
+      GAvgPoolCWMicrokernelTester()
+        .elements(elements)
+        .channels(channels)
+        .Test(xnn_f32_gavgpool_cw_ukernel__scalar_x1, GAvgPoolCWMicrokernelTester::Variant::Scalar);
+    }
+  }
+}
+
+TEST(F32_GAVGPOOL_CW__SCALAR_X1, qmin) {
+  for (size_t elements = 1; elements < 16; elements += 3) {
+    GAvgPoolCWMicrokernelTester()
+      .elements(elements)
+      .channels(4)
+      .qmin(128)
+      .Test(xnn_f32_gavgpool_cw_ukernel__scalar_x1, GAvgPoolCWMicrokernelTester::Variant::Scalar);
+  }
+}
+
+TEST(F32_GAVGPOOL_CW__SCALAR_X1, qmax) {
+  for (size_t elements = 1; elements < 16; elements += 3) {
+    GAvgPoolCWMicrokernelTester()
+      .elements(elements)
+      .channels(4)
+      .qmax(128)
+      .Test(xnn_f32_gavgpool_cw_ukernel__scalar_x1, GAvgPoolCWMicrokernelTester::Variant::Scalar);
+  }
+}