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add helium implementation for reverse colour
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,192 @@ | ||
| /* | ||
| * Copyright (c) 2009-2024 Arm Limited. All rights reserved. | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * 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 | ||
| * | ||
| * 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. | ||
| */ | ||
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| /* ---------------------------------------------------------------------- | ||
| * Project: Arm-2D Library | ||
| * Title: __arm_2d_filter_reverse_colour_helium.c | ||
| * Description: Source code for reverse colour helium implementation | ||
| * | ||
| * $Date: 4. Dec 2024 | ||
| * $Revision: V.1.0.0 | ||
| * | ||
| * Target Processor: Cortex-M cores with helium | ||
| * | ||
| * -------------------------------------------------------------------- */ | ||
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| /*============================ INCLUDES ======================================*/ | ||
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| #if defined(__clang__) | ||
| #pragma clang diagnostic ignored "-Wempty-translation-unit" | ||
| #endif | ||
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| #ifdef __ARM_2D_COMPILATION_UNIT | ||
| #undef __ARM_2D_COMPILATION_UNIT | ||
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| #define __ARM_2D_IMPL__ | ||
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| #include "arm_2d.h" | ||
| #include "__arm_2d_impl.h" | ||
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| #include <arm_mve.h> | ||
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
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| #if defined(__clang__) | ||
| #pragma clang diagnostic ignored "-Wunknown-warning-option" | ||
| #pragma clang diagnostic ignored "-Wreserved-identifier" | ||
| #pragma clang diagnostic ignored "-Wincompatible-pointer-types-discards-qualifiers" | ||
| #pragma clang diagnostic ignored "-Wmissing-variable-declarations" | ||
| #pragma clang diagnostic ignored "-Wcast-qual" | ||
| #pragma clang diagnostic ignored "-Wcast-align" | ||
| #pragma clang diagnostic ignored "-Wextra-semi-stmt" | ||
| #pragma clang diagnostic ignored "-Wsign-conversion" | ||
| #pragma clang diagnostic ignored "-Wunused-function" | ||
| #pragma clang diagnostic ignored "-Wimplicit-int-float-conversion" | ||
| #pragma clang diagnostic ignored "-Wdouble-promotion" | ||
| #pragma clang diagnostic ignored "-Wunused-parameter" | ||
| #pragma clang diagnostic ignored "-Wimplicit-float-conversion" | ||
| #pragma clang diagnostic ignored "-Wimplicit-int-conversion" | ||
| #pragma clang diagnostic ignored "-Wtautological-pointer-compare" | ||
| #pragma clang diagnostic ignored "-Wsign-compare" | ||
| #pragma clang diagnostic ignored "-Wmissing-prototypes" | ||
| #pragma clang diagnostic ignored "-Wgnu-zero-variadic-macro-arguments" | ||
| #pragma clang diagnostic ignored "-Wswitch-enum" | ||
| #pragma clang diagnostic ignored "-Wswitch" | ||
| #pragma clang diagnostic ignored "-Wdeclaration-after-statement" | ||
| #elif defined(__IS_COMPILER_ARM_COMPILER_5__) | ||
| #pragma diag_suppress 174,177,188,68,513,144 | ||
| #elif defined(__IS_COMPILER_GCC__) | ||
| #pragma GCC diagnostic ignored "-Wstrict-aliasing" | ||
| #endif | ||
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| /*============================ MACROS ========================================*/ | ||
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| /* /!\ Scratch memory dimenensions must be mutiple of for Helium */ | ||
| #define ROUND_UP_8(x) (((x) + 7) & ~7) | ||
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| /*============================ MACROFIED FUNCTIONS ===========================*/ | ||
| /*============================ TYPES =========================================*/ | ||
| /*============================ GLOBAL VARIABLES ==============================*/ | ||
| /*============================ PROTOTYPES ====================================*/ | ||
| /*============================ LOCAL VARIABLES ===============================*/ | ||
| /*============================ IMPLEMENTATION ================================*/ | ||
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| __OVERRIDE_WEAK | ||
| void __arm_2d_impl_gray8_reverse_colour(uint8_t *__RESTRICT pchTarget, | ||
| int16_t iTargetStride, | ||
| arm_2d_size_t *__RESTRICT ptCopySize) | ||
| { | ||
| uint8x16_t vFF = vdupq_n_u8(__UINT8_MAX__); | ||
| int16_t iHeight = ptCopySize->iHeight; | ||
| int16_t iWidth = ptCopySize->iWidth; | ||
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| for (int_fast16_t y = 0; y < iHeight; y++) { | ||
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| uint8_t *__RESTRICT pchTargetLine = pchTarget; | ||
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| int16_t iStrideWidth = iWidth; | ||
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| do { | ||
| mve_pred16_t vp = vctp8q(iStrideWidth); | ||
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| uint8x16_t vTarget = vld1q_z_u8(pchTargetLine, vp); | ||
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| vTarget ^= vFF; | ||
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| vst1q_p_u8(pchTargetLine, vTarget, vp); | ||
| pchTargetLine += (128 / sizeof(uint8_t)); | ||
| iStrideWidth -= (128 / sizeof(uint8_t)); | ||
| } while(iStrideWidth > 0); | ||
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| pchTarget += iTargetStride; | ||
| } | ||
| } | ||
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| __OVERRIDE_WEAK | ||
| void __arm_2d_impl_rgb565_reverse_colour( uint16_t *__RESTRICT phwTarget, | ||
| int16_t iTargetStride, | ||
| arm_2d_size_t *__RESTRICT ptCopySize) | ||
| { | ||
| uint16x8_t vFFFF = vdupq_n_u16(__UINT16_MAX__); | ||
| int16_t iHeight = ptCopySize->iHeight; | ||
| int16_t iWidth = ptCopySize->iWidth; | ||
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| for (int_fast16_t y = 0; y < iHeight; y++) { | ||
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| uint16_t *__RESTRICT phwTargetLine = phwTarget; | ||
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| int16_t iStrideWidth = iWidth; | ||
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| do { | ||
| mve_pred16_t vp = vctp16q(iStrideWidth); | ||
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| uint16x8_t vTarget = vld1q_z_u16(phwTargetLine, vp); | ||
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| vTarget ^= vFFFF; | ||
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| vst1q_p_u16(phwTargetLine, vTarget, vp); | ||
| phwTargetLine += (128 / sizeof(uint16_t)); | ||
| iStrideWidth -= (128 / sizeof(uint16_t)); | ||
| } while(iStrideWidth > 0); | ||
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| phwTarget += iTargetStride; | ||
| } | ||
| } | ||
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| __OVERRIDE_WEAK | ||
| void __arm_2d_impl_cccn888_reverse_colour( uint32_t *__RESTRICT pwTarget, | ||
| int16_t iTargetStride, | ||
| arm_2d_size_t *__RESTRICT ptCopySize) | ||
| { | ||
| uint32x4_t vFFFFFFFF = vdupq_n_u32(__UINT32_MAX__); | ||
| int16_t iHeight = ptCopySize->iHeight; | ||
| int16_t iWidth = ptCopySize->iWidth; | ||
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| for (int_fast16_t y = 0; y < iHeight; y++) { | ||
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| uint32_t *__RESTRICT pwTargetLine = pwTarget; | ||
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| int16_t iStrideWidth = iWidth; | ||
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| do { | ||
| mve_pred16_t vp = vctp32q(iStrideWidth); | ||
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| uint32x4_t vTarget = vld1q_z_u32(pwTargetLine, vp); | ||
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| vTarget ^= vFFFFFFFF; | ||
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| vst1q_p_u32(pwTargetLine, vTarget, vp); | ||
| pwTargetLine += (128 / sizeof(uint32_t)); | ||
| iStrideWidth -= (128 / sizeof(uint32_t)); | ||
| } while(iStrideWidth > 0); | ||
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| pwTarget += iTargetStride; | ||
| } | ||
| } | ||
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| #ifdef __cplusplus | ||
| } | ||
| #endif | ||
|
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| #endif /* __ARM_2D_COMPILATION_UNIT */ |
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