diff options
Diffstat (limited to 'arm_compute/core/NEON/wrapper/intrinsics/abs.h')
-rw-r--r-- | arm_compute/core/NEON/wrapper/intrinsics/abs.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/arm_compute/core/NEON/wrapper/intrinsics/abs.h b/arm_compute/core/NEON/wrapper/intrinsics/abs.h new file mode 100644 index 0000000000..97d11e951e --- /dev/null +++ b/arm_compute/core/NEON/wrapper/intrinsics/abs.h @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2018-2019 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_WRAPPER_ABS_H__ +#define __ARM_COMPUTE_WRAPPER_ABS_H__ + +#include <arm_neon.h> + +namespace arm_compute +{ +namespace wrapper +{ +#define VABS_IMPL(stype, vtype, prefix, postfix) \ + inline vtype vabs(const vtype &a) \ + { \ + return prefix##_##postfix(a); \ + } + +#define VQABS_IMPL(stype, vtype, prefix, postfix) \ + inline vtype vqabs(const vtype &a) \ + { \ + return prefix##_##postfix(a); \ + } + +// Absolute: vabs{q}_<type>. Vd[i] = |Va[i]| +VABS_IMPL(int8x8_t, int8x8_t, vabs, s8) +VABS_IMPL(int16x4_t, int16x4_t, vabs, s16) +VABS_IMPL(int32x2_t, int32x2_t, vabs, s32) +VABS_IMPL(float32x2_t, float32x2_t, vabs, f32) +#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC +VABS_IMPL(float16x4_t, float16x4_t, vabs, f16) +#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC + +VABS_IMPL(int8x16_t, int8x16_t, vabsq, s8) +VABS_IMPL(int16x8_t, int16x8_t, vabsq, s16) +VABS_IMPL(int32x4_t, int32x4_t, vabsq, s32) +VABS_IMPL(float32x4_t, float32x4_t, vabsq, f32) +#ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC +VABS_IMPL(float16x8_t, float16x8_t, vabsq, f16) +#endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC + +// Saturating absolute: vqabs{q}_<type>. Vd[i] = sat(|Va[i]|) +VQABS_IMPL(int8x8_t, int8x8_t, vqabs, s8) +VQABS_IMPL(int16x4_t, int16x4_t, vqabs, s16) +VQABS_IMPL(int32x2_t, int32x2_t, vqabs, s32) + +VQABS_IMPL(int8x16_t, int8x16_t, vqabsq, s8) +VQABS_IMPL(int16x8_t, int16x8_t, vqabsq, s16) +VQABS_IMPL(int32x4_t, int32x4_t, vqabsq, s32) + +#undef VABS_IMPL +#undef VQABS_IMPL +} // namespace wrapper +} // namespace arm_compute +#endif /* __ARM_COMPUTE_WRAPPER_ABS_H__ */ |