stk-code_catmod/lib/simd_wrapper/simde/arm/neon/fma.h
2022-04-29 11:02:25 +08:00

127 lines
4.1 KiB
C

/* 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>
*/
#if !defined(SIMDE_ARM_NEON_FMA_H)
#define SIMDE_ARM_NEON_FMA_H
#include "add.h"
#include "mul.h"
HEDLEY_DIAGNOSTIC_PUSH
SIMDE_DISABLE_UNWANTED_DIAGNOSTICS
SIMDE_BEGIN_DECLS_
SIMDE_FUNCTION_ATTRIBUTES
simde_float32x2_t
simde_vfma_f32(simde_float32x2_t a, simde_float32x2_t b, simde_float32x2_t c) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE) && (defined(__ARM_FEATURE_FMA) && __ARM_FEATURE_FMA)
return vfma_f32(a, b, c);
#else
return simde_vadd_f32(a, simde_vmul_f32(b, c));
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vfma_f32
#define vfma_f32(a, b, c) simde_vfma_f32(a, b, c)
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde_float64x1_t
simde_vfma_f64(simde_float64x1_t a, simde_float64x1_t b, simde_float64x1_t c) {
#if defined(SIMDE_ARM_NEON_A64V8_NATIVE) && (defined(__ARM_FEATURE_FMA) && __ARM_FEATURE_FMA)
return vfma_f64(a, b, c);
#else
return simde_vadd_f64(a, simde_vmul_f64(b, c));
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vfma_f64
#define vfma_f64(a, b, c) simde_vfma_f64(a, b, c)
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde_float32x4_t
simde_vfmaq_f32(simde_float32x4_t a, simde_float32x4_t b, simde_float32x4_t c) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE) && (defined(__ARM_FEATURE_FMA) && __ARM_FEATURE_FMA)
return vfmaq_f32(a, b, c);
#elif defined(SIMDE_POWER_ALTIVEC_P6_NATIVE)
return vec_madd(b, c, a);
#elif \
defined(SIMDE_X86_FMA_NATIVE)
simde_float32x4_private
r_,
a_ = simde_float32x4_to_private(a),
b_ = simde_float32x4_to_private(b),
c_ = simde_float32x4_to_private(c);
#if defined(SIMDE_X86_FMA_NATIVE)
r_.m128 = _mm_fmadd_ps(b_.m128, c_.m128, a_.m128);
#endif
return simde_float32x4_from_private(r_);
#else
return simde_vaddq_f32(a, simde_vmulq_f32(b, c));
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vfmaq_f32
#define vfmaq_f32(a, b, c) simde_vfmaq_f32(a, b, c)
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde_float64x2_t
simde_vfmaq_f64(simde_float64x2_t a, simde_float64x2_t b, simde_float64x2_t c) {
#if defined(SIMDE_ARM_NEON_A64V8_NATIVE) && (defined(__ARM_FEATURE_FMA) && __ARM_FEATURE_FMA)
return vfmaq_f64(a, b, c);
#elif defined(SIMDE_POWER_ALTIVEC_P7_NATIVE) || defined(SIMDE_ZARCH_ZVECTOR_13_NATIVE)
return vec_madd(b, c, a);
#elif \
defined(SIMDE_X86_FMA_NATIVE)
simde_float64x2_private
r_,
a_ = simde_float64x2_to_private(a),
b_ = simde_float64x2_to_private(b),
c_ = simde_float64x2_to_private(c);
#if defined(SIMDE_X86_FMA_NATIVE)
r_.m128d = _mm_fmadd_pd(b_.m128d, c_.m128d, a_.m128d);
#endif
return simde_float64x2_from_private(r_);
#else
return simde_vaddq_f64(a, simde_vmulq_f64(b, c));
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vfmaq_f64
#define vfmaq_f64(a, b, c) simde_vfmaq_f64(a, b, c)
#endif
SIMDE_END_DECLS_
HEDLEY_DIAGNOSTIC_POP
#endif /* !defined(SIMDE_ARM_NEON_CMLA_H) */