stk-code_catmod/lib/simd_wrapper/simde/x86/avx512/packus.h
2022-04-29 11:02:25 +08:00

123 lines
6.7 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:
* 2020 Evan Nemerson <evan@nemerson.com>
* 2020 Hidayat Khan <huk2209@gmail.com>
*/
#if !defined(SIMDE_X86_AVX512_PACKUS_H)
#define SIMDE_X86_AVX512_PACKUS_H
#include "types.h"
#include "../avx2.h"
#include "mov.h"
HEDLEY_DIAGNOSTIC_PUSH
SIMDE_DISABLE_UNWANTED_DIAGNOSTICS
SIMDE_BEGIN_DECLS_
SIMDE_FUNCTION_ATTRIBUTES
simde__m512i
simde_mm512_packus_epi16 (simde__m512i a, simde__m512i b) {
#if defined(SIMDE_X86_AVX512BW_NATIVE)
return _mm512_packus_epi16(a, b);
#else
simde__m512i_private
r_,
a_ = simde__m512i_to_private(a),
b_ = simde__m512i_to_private(b);
#if SIMDE_NATURAL_VECTOR_SIZE_LE(256)
r_.m256i[0] = simde_mm256_packus_epi16(a_.m256i[0], b_.m256i[0]);
r_.m256i[1] = simde_mm256_packus_epi16(a_.m256i[1], b_.m256i[1]);
#else
const size_t halfway_point = (sizeof(r_.i8) / sizeof(r_.i8[0])) / 2;
const size_t quarter_point = (sizeof(r_.i8) / sizeof(r_.i8[0])) / 4;
const size_t octet_point = (sizeof(r_.i8) / sizeof(r_.i8[0])) / 8;
SIMDE_VECTORIZE
for (size_t i = 0 ; i < octet_point ; i++) {
r_.u8[i] = (a_.i16[i] > UINT8_MAX) ? UINT8_MAX : ((a_.i16[i] < 0) ? UINT8_C(0) : HEDLEY_STATIC_CAST(uint8_t, a_.i16[i]));
r_.u8[i + octet_point] = (b_.i16[i] > UINT8_MAX) ? UINT8_MAX : ((b_.i16[i] < 0) ? UINT8_C(0) : HEDLEY_STATIC_CAST(uint8_t, b_.i16[i]));
r_.u8[quarter_point + i] = (a_.i16[octet_point + i] > UINT8_MAX) ? UINT8_MAX : ((a_.i16[octet_point + i] < 0) ? UINT8_C(0) : HEDLEY_STATIC_CAST(uint8_t, a_.i16[octet_point + i]));
r_.u8[quarter_point + i + octet_point] = (b_.i16[octet_point + i] > UINT8_MAX) ? UINT8_MAX : ((b_.i16[octet_point + i] < 0) ? UINT8_C(0) : HEDLEY_STATIC_CAST(uint8_t, b_.i16[octet_point + i]));
r_.u8[halfway_point + i] = (a_.i16[quarter_point + i] > UINT8_MAX) ? UINT8_MAX : ((a_.i16[quarter_point + i] < 0) ? UINT8_C(0) : HEDLEY_STATIC_CAST(uint8_t, a_.i16[quarter_point + i]));
r_.u8[halfway_point + i + octet_point] = (b_.i16[quarter_point + i] > UINT8_MAX) ? UINT8_MAX : ((b_.i16[quarter_point + i] < 0) ? UINT8_C(0) : HEDLEY_STATIC_CAST(uint8_t, b_.i16[quarter_point + i]));
r_.u8[halfway_point + quarter_point + i] = (a_.i16[quarter_point + octet_point + i] > UINT8_MAX) ? UINT8_MAX : ((a_.i16[quarter_point + octet_point + i] < 0) ? UINT8_C(0) : HEDLEY_STATIC_CAST(uint8_t, a_.i16[quarter_point + octet_point + i]));
r_.u8[halfway_point + quarter_point + i + octet_point] = (b_.i16[quarter_point + octet_point + i] > UINT8_MAX) ? UINT8_MAX : ((b_.i16[quarter_point + octet_point + i] < 0) ? UINT8_C(0) : HEDLEY_STATIC_CAST(uint8_t, b_.i16[quarter_point + octet_point + i]));
}
#endif
return simde__m512i_from_private(r_);
#endif
}
#if defined(SIMDE_X86_AVX512BW_ENABLE_NATIVE_ALIASES)
#undef _mm512_packus_epi16
#define _mm512_packus_epi16(a, b) simde_mm512_packus_epi16(a, b)
#endif
SIMDE_FUNCTION_ATTRIBUTES
simde__m512i
simde_mm512_packus_epi32 (simde__m512i a, simde__m512i b) {
#if defined(SIMDE_X86_AVX512BW_NATIVE)
return _mm512_packus_epi32(a, b);
#else
simde__m512i_private
r_,
a_ = simde__m512i_to_private(a),
b_ = simde__m512i_to_private(b);
#if SIMDE_NATURAL_VECTOR_SIZE_LE(256)
for (size_t i = 0 ; i < (sizeof(a_.m256i) / sizeof(a_.m256i[0])) ; i++) {
r_.m256i[i] = simde_mm256_packus_epi32(a_.m256i[i], b_.m256i[i]);
}
#else
const size_t halfway_point = (sizeof(r_.i16) / sizeof(r_.i16[0])) / 2;
const size_t quarter_point = (sizeof(r_.i16) / sizeof(r_.i16[0])) / 4;
const size_t octet_point = (sizeof(r_.i16) / sizeof(r_.i16[0])) / 8;
SIMDE_VECTORIZE
for (size_t i = 0 ; i < octet_point ; i++) {
r_.u16[i] = (a_.i32[i] > UINT16_MAX) ? UINT16_MAX : ((a_.i32[i] < 0) ? UINT16_C(0) : HEDLEY_STATIC_CAST(uint16_t, a_.i32[i]));
r_.u16[i + octet_point] = (b_.i32[i] > UINT16_MAX) ? UINT16_MAX : ((b_.i32[i] < 0) ? UINT16_C(0) : HEDLEY_STATIC_CAST(uint16_t, b_.i32[i]));
r_.u16[quarter_point + i] = (a_.i32[octet_point + i] > UINT16_MAX) ? UINT16_MAX : ((a_.i32[octet_point + i] < 0) ? UINT16_C(0) : HEDLEY_STATIC_CAST(uint16_t, a_.i32[octet_point + i]));
r_.u16[quarter_point + i + octet_point] = (b_.i32[octet_point + i] > UINT16_MAX) ? UINT16_MAX : ((b_.i32[octet_point + i] < 0) ? UINT16_C(0) : HEDLEY_STATIC_CAST(uint16_t, b_.i32[octet_point + i]));
r_.u16[halfway_point + i] = (a_.i32[quarter_point + i] > UINT16_MAX) ? UINT16_MAX : ((a_.i32[quarter_point +i] < 0) ? UINT16_C(0) : HEDLEY_STATIC_CAST(uint16_t, a_.i32[quarter_point + i]));
r_.u16[halfway_point + i + octet_point] = (b_.i32[quarter_point + i] > UINT16_MAX) ? UINT16_MAX : ((b_.i32[quarter_point + i] < 0) ? UINT16_C(0) : HEDLEY_STATIC_CAST(uint16_t, b_.i32[quarter_point +i]));
r_.u16[halfway_point + quarter_point + i] = (a_.i32[quarter_point + octet_point + i] > UINT16_MAX) ? UINT16_MAX : ((a_.i32[quarter_point + octet_point + i] < 0) ? UINT16_C(0) : HEDLEY_STATIC_CAST(uint16_t, a_.i32[quarter_point + octet_point + i]));
r_.u16[halfway_point + quarter_point + i + octet_point] = (b_.i32[quarter_point + octet_point + i] > UINT16_MAX) ? UINT16_MAX : ((b_.i32[quarter_point + octet_point + i] < 0) ? UINT16_C(0) : HEDLEY_STATIC_CAST(uint16_t, b_.i32[quarter_point + octet_point + i]));
}
#endif
return simde__m512i_from_private(r_);
#endif
}
#if defined(SIMDE_X86_AVX512BW_ENABLE_NATIVE_ALIASES)
#undef _mm512_packus_epi32
#define _mm512_packus_epi32(a, b) simde_mm512_packus_epi32(a, b)
#endif
SIMDE_END_DECLS_
HEDLEY_DIAGNOSTIC_POP
#endif /* !defined(SIMDE_X86_AVX512_PACKUS_H) */