From 4bd2cb8aec96de89eb9cf652b83298bf89486bca Mon Sep 17 00:00:00 2001 From: Abe Mbise Date: Wed, 27 Sep 2017 18:39:19 +0100 Subject: COMPMID-511: Port FixedPoint arithmetic to new validation Change-Id: Iae85c195a4ecdaf6df1d0055f3ad09582d128dc1 Reviewed-on: http://mpd-gerrit.cambridge.arm.com/88669 Reviewed-by: Pablo Tello Tested-by: Kaizen --- .../validation/NEON/FixedPoint/FixedPointTarget.h | 223 +++++++++++++++++++++ 1 file changed, 223 insertions(+) create mode 100644 tests/validation/NEON/FixedPoint/FixedPointTarget.h (limited to 'tests/validation/NEON/FixedPoint/FixedPointTarget.h') diff --git a/tests/validation/NEON/FixedPoint/FixedPointTarget.h b/tests/validation/NEON/FixedPoint/FixedPointTarget.h new file mode 100644 index 0000000000..fa1d97f152 --- /dev/null +++ b/tests/validation/NEON/FixedPoint/FixedPointTarget.h @@ -0,0 +1,223 @@ +/* + * 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. + */ +#ifndef ARM_COMPUTE_TEST_FIXED_POINT_NEON_TARGET +#define ARM_COMPUTE_TEST_FIXED_POINT_NEON_TARGET + +#include "arm_compute/core/NEON/NEFixedPoint.h" + +#include "tests/Globals.h" +#include "tests/Types.h" + +namespace arm_compute +{ +namespace test +{ +namespace validation +{ +namespace +{ +template +void compute_target_impl(const TensorShape &shape, DataType dt, FixedPointOp op, int fixed_point_position, TensorType &src, TensorType &dst) +{ + Window window; + + switch(dt) + { + case DataType::QS8: + { + constexpr unsigned int num_elems_processed_per_iteration = 16; + window = calculate_max_window(*src.info(), Steps(num_elems_processed_per_iteration)); + AccessWindowHorizontal input_access(src.info(), 0, num_elems_processed_per_iteration); + AccessWindowHorizontal output_access(dst.info(), 0, num_elems_processed_per_iteration); + break; + } + case DataType::QS16: + { + constexpr unsigned int num_elems_processed_per_iteration = 8; + window = calculate_max_window(*src.info(), Steps(num_elems_processed_per_iteration)); + AccessWindowHorizontal input_access(src.info(), 0, num_elems_processed_per_iteration); + AccessWindowHorizontal output_access(dst.info(), 0, num_elems_processed_per_iteration); + break; + } + default: + ARM_COMPUTE_ERROR("Not Supported"); + break; + } + + int min; + int max; + switch(op) + { + case FixedPointOp::EXP: + { + // Fill tensors. Keep the range between [-1.0, 1.0) so the result won't + // overflow. + min = -(1 << (fixed_point_position - 1)); + max = (1 << (fixed_point_position - 1)); + break; + } + case FixedPointOp::INV_SQRT: + { + if(dt == DataType::QS8) + { + // Fill tensors. Keep the range between [1, 127). + min = 1; + max = 127; + } + else + { + // Fill tensors. Keep the range between [1, 0x7FFF) + min = 1; + max = 0x7FFF; + } + break; + } + case FixedPointOp::LOG: + { + if(dt == DataType::QS8) + { + // Fill tensors. Keep the range between [(1 << (fixed_point_position - 1), 63) so the result won't + // overflow. E.g. for Q2.5 ln(0.001) = -6.9, which cannot be represented. + min = (1 << (fixed_point_position - 1)); + max = 0x3F; + } + else + { + // Fill tensors. Keep the range between [(1 << (fixed_point_position - 1), 0x3FFF) so the result won't + // overflow. + min = (1 << (fixed_point_position - 1)); + max = 0x3FFF; + } + break; + } + case FixedPointOp::RECIPROCAL: + { + if(dt == DataType::QS8) + { + // Fill tensors. Keep the range between [15, 100) so the result won't + // overflow. E.g. for Q2.5 reciprocal(0.001) = 1000, which cannot be represented. + min = 15; + max = 0x7F; + } + else + { + // Fill tensors. Keep the range between [15, 0x7FFF) so the result won't + // overflow. + min = 15; + max = 0x7FFF; + } + break; + } + default: + ARM_COMPUTE_ERROR("Not Supported"); + break; + } + + std::uniform_int_distribution<> distribution(min, max); + library->fill(AccessorType(src), distribution, 0); + + Iterator input(&src, window); + Iterator output(&dst, window); + + const auto loop_function = [&](const Coordinates & id) + { + switch(dt) + { + case DataType::QS8: + { + const qint8x16_t qs8in = vld1q_s8(reinterpret_cast(input.ptr())); + switch(op) + { + case FixedPointOp::EXP: + { + // Use saturated exp + vst1q_s8(reinterpret_cast(output.ptr()), vqexpq_qs8(qs8in, fixed_point_position)); + break; + } + case FixedPointOp::INV_SQRT: + { + vst1q_s8(reinterpret_cast(output.ptr()), vqinvsqrtq_qs8(qs8in, fixed_point_position)); + break; + } + case FixedPointOp::LOG: + { + vst1q_s8(reinterpret_cast(output.ptr()), vlogq_qs8(qs8in, fixed_point_position)); + break; + } + case FixedPointOp::RECIPROCAL: + { + vst1q_s8(reinterpret_cast(output.ptr()), vrecipq_qs8(qs8in, fixed_point_position)); + break; + } + default: + ARM_COMPUTE_ERROR("Not Supported"); + break; + } + break; + } + case DataType::QS16: + { + const qint16x8_t qs16in = vld1q_qs16(reinterpret_cast(input.ptr())); + switch(op) + { + case FixedPointOp::EXP: + { + // Use saturated exp + vst1q_qs16(reinterpret_cast(output.ptr()), vqexpq_qs16(qs16in, fixed_point_position)); + break; + } + case FixedPointOp::INV_SQRT: + { + vst1q_qs16(reinterpret_cast(output.ptr()), vqinvsqrtq_qs16(qs16in, fixed_point_position)); + break; + } + case FixedPointOp::LOG: + { + vst1q_qs16(reinterpret_cast(output.ptr()), vlogq_qs16(qs16in, fixed_point_position)); + break; + } + case FixedPointOp::RECIPROCAL: + { + vst1q_qs16(reinterpret_cast(output.ptr()), vqrecipq_qs16(qs16in, fixed_point_position)); + break; + } + default: + ARM_COMPUTE_ERROR("Not Supported"); + break; + } + break; + } + default: + ARM_COMPUTE_ERROR("Not Supported"); + break; + } + }; + + execute_window_loop(window, loop_function, input, output); +} +} // namespace +} // namespace validation +} // namespace test +} // namespace arm_compute +#endif /* ARM_COMPUTE_TEST_FIXED_POINT_NEON_TARGET */ -- cgit v1.2.1