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/* 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:
* 2020 Evan Nemerson <evan@nemerson.com>
* 2020 Christopher Moore <moore@free.fr>
*/
#if !defined(SIMDE_ARM_NEON_TBL_H)
#define SIMDE_ARM_NEON_TBL_H
#include "reinterpret.h"
#include "combine.h"
#include "get_low.h"
HEDLEY_DIAGNOSTIC_PUSH
SIMDE_DISABLE_UNWANTED_DIAGNOSTICS
SIMDE_BEGIN_DECLS_
SIMDE_FUNCTION_ATTRIBUTES
simde_uint8x8_t
simde_vtbl1_u8(simde_uint8x8_t a, simde_uint8x8_t b) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
return vtbl1_u8(a, b);
#elif defined(SIMDE_WASM_SIMD128_NATIVE)
simde_uint8x16_private
r_,
a_ = simde_uint8x16_to_private(simde_vcombine_u8(a, a)),
b_ = simde_uint8x16_to_private(simde_vcombine_u8(b, b));
r_.v128 = wasm_i8x16_swizzle(a_.v128, b_.v128);
r_.v128 = wasm_v128_and(r_.v128, wasm_u8x16_lt(b_.v128, wasm_i8x16_splat(8)));
return simde_vget_low_u8(simde_uint8x16_from_private(r_));
#else
simde_uint8x8_private
r_,
a_ = simde_uint8x8_to_private(a),
b_ = simde_uint8x8_to_private(b);
#if defined(SIMDE_X86_SSSE3_NATIVE) && defined(SIMDE_X86_MMX_NATIVE)
r_.m64 = _mm_shuffle_pi8(a_.m64, _mm_or_si64(b_.m64, _mm_cmpgt_pi8(b_.m64, _mm_set1_pi8(7))));
#else
SIMDE_VECTORIZE
for (size_t i = 0 ; i < (sizeof(r_.values) / sizeof(r_.values[0])) ; i++) {
r_.values[i] = (b_.values[i] < 8) ? a_.values[b_.values[i]] : 0;
}
#endif
return simde_uint8x8_from_private(r_);
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vtbl1_u8
#define vtbl1_u8(a, b) simde_vtbl1_u8((a), (b))
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde_int8x8_t
simde_vtbl1_s8(simde_int8x8_t a, simde_int8x8_t b) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
return vtbl1_s8(a, b);
#else
return simde_vreinterpret_s8_u8(simde_vtbl1_u8(simde_vreinterpret_u8_s8(a), simde_vreinterpret_u8_s8(b)));
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vtbl1_s8
#define vtbl1_s8(a, b) simde_vtbl1_s8((a), (b))
#endif
#if !defined(SIMDE_BUG_INTEL_857088)
SIMDE_FUNCTION_ATTRIBUTES
simde_uint8x8_t
simde_vtbl2_u8(simde_uint8x8x2_t a, simde_uint8x8_t b) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
return vtbl2_u8(a, b);
#else
simde_uint8x8_private
r_,
a_[2] = { simde_uint8x8_to_private(a.val[0]), simde_uint8x8_to_private(a.val[1]) },
b_ = simde_uint8x8_to_private(b);
#if defined(SIMDE_X86_SSSE3_NATIVE) && defined(SIMDE_X86_MMX_NATIVE)
__m128i a128 = _mm_set_epi64(a_[1].m64, a_[0].m64);
__m128i b128 = _mm_set1_epi64(b_.m64);
__m128i r128 = _mm_shuffle_epi8(a128, _mm_or_si128(b128, _mm_cmpgt_epi8(b128, _mm_set1_epi8(15))));
r_.m64 = _mm_movepi64_pi64(r128);
#else
SIMDE_VECTORIZE
for (size_t i = 0 ; i < (sizeof(r_.values) / sizeof(r_.values[0])) ; i++) {
r_.values[i] = (b_.values[i] < 16) ? a_[b_.values[i] / 8].values[b_.values[i] & 7] : 0;
}
#endif
return simde_uint8x8_from_private(r_);
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vtbl2_u8
#define vtbl2_u8(a, b) simde_vtbl2_u8((a), (b))
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde_int8x8_t
simde_vtbl2_s8(simde_int8x8x2_t a, simde_int8x8_t b) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
return vtbl2_s8(a, b);
#else
simde_uint8x8x2_t a_;
simde_memcpy(&a_, &a, sizeof(a_));
return simde_vreinterpret_s8_u8(simde_vtbl2_u8(a_, simde_vreinterpret_u8_s8(b)));
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vtbl2_s8
#define vtbl2_s8(a, b) simde_vtbl2_s8((a), (b))
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde_uint8x8_t
simde_vtbl3_u8(simde_uint8x8x3_t a, simde_uint8x8_t b) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
return vtbl3_u8(a, b);
#else
simde_uint8x8_private
r_,
a_[3] = { simde_uint8x8_to_private(a.val[0]), simde_uint8x8_to_private(a.val[1]), simde_uint8x8_to_private(a.val[2]) },
b_ = simde_uint8x8_to_private(b);
#if defined(SIMDE_X86_SSE4_1_NATIVE) && defined(SIMDE_X86_MMX_NATIVE)
__m128i b128 = _mm_set1_epi64(b_.m64);
b128 = _mm_or_si128(b128, _mm_cmpgt_epi8(b128, _mm_set1_epi8(23)));
__m128i r128_01 = _mm_shuffle_epi8(_mm_set_epi64(a_[1].m64, a_[0].m64), b128);
__m128i r128_2 = _mm_shuffle_epi8(_mm_set1_epi64(a_[2].m64), b128);
__m128i r128 = _mm_blendv_epi8(r128_01, r128_2, _mm_slli_epi32(b128, 3));
r_.m64 = _mm_movepi64_pi64(r128);
#else
SIMDE_VECTORIZE
for (size_t i = 0 ; i < (sizeof(r_.values) / sizeof(r_.values[0])) ; i++) {
r_.values[i] = (b_.values[i] < 24) ? a_[b_.values[i] / 8].values[b_.values[i] & 7] : 0;
}
#endif
return simde_uint8x8_from_private(r_);
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vtbl3_u8
#define vtbl3_u8(a, b) simde_vtbl3_u8((a), (b))
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde_int8x8_t
simde_vtbl3_s8(simde_int8x8x3_t a, simde_int8x8_t b) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
return vtbl3_s8(a, b);
#else
simde_uint8x8x3_t a_;
simde_memcpy(&a_, &a, sizeof(a_));
return simde_vreinterpret_s8_u8(simde_vtbl3_u8(a_, simde_vreinterpret_u8_s8(b)));
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vtbl3_s8
#define vtbl3_s8(a, b) simde_vtbl3_s8((a), (b))
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde_uint8x8_t
simde_vtbl4_u8(simde_uint8x8x4_t a, simde_uint8x8_t b) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
return vtbl4_u8(a, b);
#else
simde_uint8x8_private
r_,
a_[4] = { simde_uint8x8_to_private(a.val[0]), simde_uint8x8_to_private(a.val[1]), simde_uint8x8_to_private(a.val[2]), simde_uint8x8_to_private(a.val[3]) },
b_ = simde_uint8x8_to_private(b);
#if defined(SIMDE_X86_SSE4_1_NATIVE) && defined(SIMDE_X86_MMX_NATIVE)
__m128i b128 = _mm_set1_epi64(b_.m64);
b128 = _mm_or_si128(b128, _mm_cmpgt_epi8(b128, _mm_set1_epi8(31)));
__m128i r128_01 = _mm_shuffle_epi8(_mm_set_epi64(a_[1].m64, a_[0].m64), b128);
__m128i r128_23 = _mm_shuffle_epi8(_mm_set_epi64(a_[3].m64, a_[2].m64), b128);
__m128i r128 = _mm_blendv_epi8(r128_01, r128_23, _mm_slli_epi32(b128, 3));
r_.m64 = _mm_movepi64_pi64(r128);
#else
SIMDE_VECTORIZE
for (size_t i = 0 ; i < (sizeof(r_.values) / sizeof(r_.values[0])) ; i++) {
r_.values[i] = (b_.values[i] < 32) ? a_[b_.values[i] / 8].values[b_.values[i] & 7] : 0;
}
#endif
return simde_uint8x8_from_private(r_);
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vtbl4_u8
#define vtbl4_u8(a, b) simde_vtbl4_u8((a), (b))
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde_int8x8_t
simde_vtbl4_s8(simde_int8x8x4_t a, simde_int8x8_t b) {
#if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
return vtbl4_s8(a, b);
#else
simde_uint8x8x4_t a_;
simde_memcpy(&a_, &a, sizeof(a_));
return simde_vreinterpret_s8_u8(simde_vtbl4_u8(a_, simde_vreinterpret_u8_s8(b)));
#endif
}
#if defined(SIMDE_ARM_NEON_A32V7_ENABLE_NATIVE_ALIASES)
#undef vtbl4_s8
#define vtbl4_s8(a, b) simde_vtbl4_s8((a), (b))
#endif
#endif /* !defined(SIMDE_BUG_INTEL_857088) */
SIMDE_END_DECLS_
HEDLEY_DIAGNOSTIC_POP
#endif /* !defined(SIMDE_ARM_NEON_TBL_H) */