/* 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.
*
* Copyright:
*   2021      Atharva Nimbalkar <atharvakn@gmail.com>
*   2023      Yi-Yen Chung <eric681@andestech.com> (Copyright owned by Andes Technology)
*/

#if !defined(SIMDE_ARM_NEON_CMLA_ROT180_H)
#define SIMDE_ARM_NEON_CMLA_ROT180_H

#include "types.h"

HEDLEY_DIAGNOSTIC_PUSH
SIMDE_DISABLE_UNWANTED_DIAGNOSTICS
SIMDE_BEGIN_DECLS_

SIMDE_FUNCTION_ATTRIBUTES
simde_float16x4_t
simde_vcmla_rot180_f16(simde_float16x4_t r, simde_float16x4_t a, simde_float16x4_t b) {
  #if defined(SIMDE_ARM_NEON_A32V8_NATIVE) && SIMDE_ARCH_ARM_CHECK(8,3) && \
      (!defined(HEDLEY_GCC_VERSION) || HEDLEY_GCC_VERSION_CHECK(8,5,0)) && \
      (!defined(__clang__) || SIMDE_DETECT_CLANG_VERSION_CHECK(12,0,0)) && \
      defined(SIMDE_ARM_NEON_FP16) && defined(SIMDE_ARCH_ARM_COMPLEX)
    return vcmla_rot180_f16(r, a, b);
  #else
    simde_float16x4_private
      r_ = simde_float16x4_to_private(r),
      a_ = simde_float16x4_to_private(a),
      b_ = simde_float16x4_to_private(b);

    SIMDE_VECTORIZE
    for (size_t i = 0 ; i < (sizeof(r_.values) / (2 * sizeof(r_.values[0]))) ; i++) {
      r_.values[2 * i] = simde_float16_from_float32(
          simde_float16_to_float32(r_.values[2 * i]) -
          simde_float16_to_float32(b_.values[2 * i]) *
          simde_float16_to_float32(a_.values[2 * i]));
      r_.values[2 * i + 1] = simde_float16_from_float32(
          simde_float16_to_float32(r_.values[2 * i + 1]) -
          simde_float16_to_float32(b_.values[2 * i + 1]) *
          simde_float16_to_float32(a_.values[2 * i]));
    }

    return simde_float16x4_from_private(r_);
  #endif
}
#if defined(SIMDE_ARM_NEON_A32V8_ENABLE_NATIVE_ALIASES)
  #undef vcmla_rot180_f16
  #define vcmla_rot180_f16(r, a, b) simde_vcmla_rot180_f16(r, a, b)
#endif

SIMDE_FUNCTION_ATTRIBUTES
simde_float16x8_t
simde_vcmlaq_rot180_f16(simde_float16x8_t r, simde_float16x8_t a, simde_float16x8_t b) {
  #if defined(SIMDE_ARM_NEON_A32V8_NATIVE) && SIMDE_ARCH_ARM_CHECK(8,3) && \
      (!defined(HEDLEY_GCC_VERSION) || HEDLEY_GCC_VERSION_CHECK(8,5,0)) && \
      (!defined(__clang__) || SIMDE_DETECT_CLANG_VERSION_CHECK(12,0,0)) && \
      defined(SIMDE_ARM_NEON_FP16) && defined(SIMDE_ARCH_ARM_COMPLEX)
    return vcmlaq_rot180_f16(r, a, b);
  #else
    simde_float16x8_private
      r_ = simde_float16x8_to_private(r),
      a_ = simde_float16x8_to_private(a),
      b_ = simde_float16x8_to_private(b);

    SIMDE_VECTORIZE
    for (size_t i = 0 ; i < (sizeof(r_.values) / (2 * sizeof(r_.values[0]))) ; i++) {
      r_.values[2 * i] = simde_float16_from_float32(
          simde_float16_to_float32(r_.values[2 * i]) -
          simde_float16_to_float32(b_.values[2 * i]) *
          simde_float16_to_float32(a_.values[2 * i]));
      r_.values[2 * i + 1] = simde_float16_from_float32(
          simde_float16_to_float32(r_.values[2 * i + 1]) -
          simde_float16_to_float32(b_.values[2 * i + 1]) *
          simde_float16_to_float32(a_.values[2 * i]));
    }

    return simde_float16x8_from_private(r_);
  #endif
}
#if defined(SIMDE_ARM_NEON_A32V8_ENABLE_NATIVE_ALIASES)
  #undef vcmlaq_rot180_f16
  #define vcmlaq_rot180_f16(r, a, b) simde_vcmlaq_rot180_f16(r, a, b)
#endif


SIMDE_FUNCTION_ATTRIBUTES
simde_float32x2_t
simde_vcmla_rot180_f32(simde_float32x2_t r, simde_float32x2_t a, simde_float32x2_t b) {
  #if defined(SIMDE_ARM_NEON_A32V8_NATIVE) && SIMDE_ARCH_ARM_CHECK(8,3) && \
      (!defined(HEDLEY_GCC_VERSION) || HEDLEY_GCC_VERSION_CHECK(9,0,0)) && \
      (!defined(__clang__) || SIMDE_DETECT_CLANG_VERSION_CHECK(12,0,0)) && \
      defined(SIMDE_ARCH_ARM_COMPLEX)
    return vcmla_rot180_f32(r, a, b);
  #else
    simde_float32x2_private
      r_ = simde_float32x2_to_private(r),
      a_ = simde_float32x2_to_private(a),
      b_ = simde_float32x2_to_private(b);

    #if defined(SIMDE_SHUFFLE_VECTOR_)
      a_.values = SIMDE_SHUFFLE_VECTOR_(32, 8, a_.values, a_.values, 0, 0);
      b_.values = SIMDE_SHUFFLE_VECTOR_(32, 8, -b_.values, -b_.values, 0, 1);
      r_.values += b_.values * a_.values;
    #else
      SIMDE_VECTORIZE
      for (size_t i = 0 ; i < (sizeof(r_.values) / (2 * sizeof(r_.values[0]))) ; i++) {
        r_.values[2 * i] += -(b_.values[2 * i]) * a_.values[2 * i];
        r_.values[2 * i + 1] += -(b_.values[2 * i + 1]) * a_.values[2 * i];
      }
    #endif

    return simde_float32x2_from_private(r_);
  #endif
}
#if defined(SIMDE_ARM_NEON_A32V8_ENABLE_NATIVE_ALIASES)
  #undef vcmla_rot180_f32
  #define vcmla_rot180_f32(r, a, b) simde_vcmla_rot180_f32(r, a, b)
#endif

SIMDE_FUNCTION_ATTRIBUTES
simde_float32x4_t
simde_vcmlaq_rot180_f32(simde_float32x4_t r, simde_float32x4_t a, simde_float32x4_t b) {
  #if defined(SIMDE_ARM_NEON_A32V8_NATIVE) && SIMDE_ARCH_ARM_CHECK(8,3) && \
      (!defined(HEDLEY_GCC_VERSION) || HEDLEY_GCC_VERSION_CHECK(9,0,0)) && \
      (!defined(__clang__) || SIMDE_DETECT_CLANG_VERSION_CHECK(12,0,0)) && \
      defined(SIMDE_ARCH_ARM_COMPLEX)
    return vcmlaq_rot180_f32(r, a, b);
  #else
    simde_float32x4_private
      r_ = simde_float32x4_to_private(r),
      a_ = simde_float32x4_to_private(a),
      b_ = simde_float32x4_to_private(b);

    #if defined(SIMDE_WASM_SIMD128_NATIVE)
      a_.v128 = wasm_i32x4_shuffle(a_.v128, a_.v128, 0, 0, 2, 2);
      b_.v128 = wasm_i32x4_shuffle(wasm_f32x4_neg(b_.v128), wasm_f32x4_neg(b_.v128), 0, 1, 2, 3);
      r_.v128 = wasm_f32x4_add(r_.v128, wasm_f32x4_mul(b_.v128, a_.v128));
    #elif defined(SIMDE_SHUFFLE_VECTOR_)
      a_.values = SIMDE_SHUFFLE_VECTOR_(32, 16, a_.values, a_.values, 0, 0, 2, 2);
      b_.values = SIMDE_SHUFFLE_VECTOR_(32, 16, -b_.values, -b_.values, 0, 1, 2, 3);
      r_.values += b_.values * a_.values;
    #else
      SIMDE_VECTORIZE
      for (size_t i = 0 ; i < (sizeof(r_.values) / (2 * sizeof(r_.values[0]))) ; i++) {
        r_.values[2 * i] += -(b_.values[2 * i]) * a_.values[2 * i];
        r_.values[2 * i + 1] += -(b_.values[2 * i + 1]) * a_.values[2 * i];
      }
    #endif

    return simde_float32x4_from_private(r_);
  #endif
}
#if defined(SIMDE_ARM_NEON_A32V8_ENABLE_NATIVE_ALIASES)
  #undef vcmlaq_rot180_f32
  #define vcmlaq_rot180_f32(r, a, b) simde_vcmlaq_rot180_f32(r, a, b)
#endif

SIMDE_FUNCTION_ATTRIBUTES
simde_float64x2_t
simde_vcmlaq_rot180_f64(simde_float64x2_t r, simde_float64x2_t a, simde_float64x2_t b) {
  #if defined(SIMDE_ARM_NEON_A64V8_NATIVE) && SIMDE_ARCH_ARM_CHECK(8,3) && \
      (!defined(HEDLEY_GCC_VERSION) || HEDLEY_GCC_VERSION_CHECK(9,0,0)) && \
      (!defined(__clang__) || SIMDE_DETECT_CLANG_VERSION_CHECK(12,0,0)) && \
      defined(SIMDE_ARCH_ARM_COMPLEX)
    return vcmlaq_rot180_f64(r, a, b);
  #else
    simde_float64x2_private
      r_ = simde_float64x2_to_private(r),
      a_ = simde_float64x2_to_private(a),
      b_ = simde_float64x2_to_private(b);

    #if defined(SIMDE_WASM_SIMD128_NATIVE)
      a_.v128 = wasm_i64x2_shuffle(a_.v128, a_.v128, 0, 0);
      b_.v128 = wasm_i64x2_shuffle(wasm_f64x2_neg(b_.v128), wasm_f64x2_neg(b_.v128), 0, 1);
      r_.v128 = wasm_f64x2_add(r_.v128, wasm_f64x2_mul(b_.v128, a_.v128));
    #elif defined(SIMDE_SHUFFLE_VECTOR_)
      a_.values = SIMDE_SHUFFLE_VECTOR_(64, 16, a_.values, a_.values, 0, 0);
      b_.values = SIMDE_SHUFFLE_VECTOR_(64, 16, -b_.values, -b_.values, 0, 1);
      r_.values += b_.values * a_.values;
    #else
      SIMDE_VECTORIZE
      for (size_t i = 0 ; i < (sizeof(r_.values) / (2 * sizeof(r_.values[0]))) ; i++) {
        r_.values[2 * i] += -(b_.values[2 * i]) * a_.values[2 * i];
        r_.values[2 * i + 1] += -(b_.values[2 * i + 1]) * a_.values[2 * i];
      }
    #endif

    return simde_float64x2_from_private(r_);
  #endif
}
#if defined(SIMDE_ARM_NEON_A32V8_ENABLE_NATIVE_ALIASES)
  #undef vcmlaq_rot180_f64
  #define vcmlaq_rot180_f64(r, a, b) simde_vcmlaq_rot180_f64(r, a, b)
#endif

SIMDE_END_DECLS_
HEDLEY_DIAGNOSTIC_POP

#endif /* !defined(SIMDE_ARM_NEON_CMLA_ROT180_H) */
