COMPMID-687: Winograd layer.

Change-Id: Ica682d08e851491bf4a26b8d17908c014844055e
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/110990
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: BSG Visual Compute Jenkins server to access repositories on http://mpd-gerrit.cambridge.arm.com <bsgcomp@arm.com>

1 files changed, 55 insertions, 0 deletions

diff --git a/arm_compute/core/NEON/kernels/winograd/utils.hpp b/arm_compute/core/NEON/kernels/winograd/utils.hpp
new file mode 100644
index 0000000000..14e709f028
--- /dev/null
+++ b/arm_compute/core/NEON/kernels/winograd/utils.hpp
@@ -0,0 +1,55 @@
+
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#pragma once
+#include <ctime>
+
+inline double TimeInUs(void) {
+#ifdef CYCLE_PROFILING
+  timespec t;
+  clock_gettime(CLOCK_THREAD_CPUTIME_ID, &t);
+  return 1e6*t.tv_sec + 1e-3*t.tv_nsec;
+#else
+  return 0;
+#endif
+}
+
+inline int iceildiv(const int a, const int b) {
+  return (a + b - 1) / b;
+}
+
+template <typename T>
+inline T roundup(const T a, const T b) {
+  return a + b - (a % b);
+}
+
+inline void PrintMatrix(const float* const m, const int M, const int N, const int row_stride) {
+  for (int i = 0; i < M; i++) {
+    for (int j = 0; j < N; j++) {
+      printf("%.3f ", m[i*row_stride + j]);
+    }
+    printf("\n");
+  }
+  printf("\n");
+}