1 files changed, 71 insertions, 0 deletions
diff --git a/reference_model/include/verify.h b/reference_model/include/verify.h
new file mode 100644
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+++ b/reference_model/include/verify.h
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+// Copyright (c) 2023, ARM Limited.
+//
+//    Licensed under the Apache License, Version 2.0 (the "License");
+//    you may not use this file except in compliance with the License.
+//    You may obtain a copy of the License at
+//
+//         http://www.apache.org/licenses/LICENSE-2.0
+//
+//    Unless required by applicable law or agreed to in writing, software
+//    distributed under the License is distributed on an "AS IS" BASIS,
+//    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//    See the License for the specific language governing permissions and
+//    limitations under the License.
+//===----------------------------------------------------------------------===//
+//
+// Verification functionality as per TOSA Specification
+// Output Verification : Section 1.8.2
+//
+//===----------------------------------------------------------------------===//
+
+#include <cstddef>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+// Check result
+//
+// Error is valid only and only if is_valid is true
+struct CheckResult
+{
+    bool is_valid;
+    double error;
+};
+
+/// Validate and calculate tensor element error when using an fp32 accumulator
+///
+/// \param ref Tensor element calculated using fp64
+/// \param bnd Tensor element calculated using fp64 on abs(input, weights)
+/// \param imp Tensor element calculated through the implementation
+/// \param KS The kernel size
+///
+/// \return Output error
+CheckResult tosa_validate_element_accfp32(double ref, double bnd, float imp, size_t KS);
+
+/// Validate the accumulated output error
+///
+/// \param err_sum Sum of error of all the tensor elements within a tensor
+/// \param err_sum_sq Sum of error squares of all the tensor elements within a tensor
+/// \param T Number of output (dot-product) elements
+/// \param KS The kernel size
+/// \param S Test set used as a input/weight generator
+///
+/// \return True if the error is within margin else false
+bool tosa_validate_output_error(double err_sum, double err_sum_sq, size_t T, size_t KS, int S);
+
+/// Validate error of whole vector of output data
+///
+/// \param ref Output elements calculated using fp64
+/// \param bnd Output elements calculated using fp64 on abs(input, weights)
+/// \param imp Output elements calculated using the implementation
+/// \param T Number of elements in outputs (need to match)
+/// \param KS The kernel size
+/// \param S Test set used as a input/weight generator
+///
+/// \return True if the error is within margin else false
+bool tosa_validate_data_fp32(double* ref, double* bnd, float* imp, size_t T, size_t KS, int S);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+\ No newline at end of file