SuperTuxKart 1.5 upstream source (from official release tarball)

2026-06-11 20:04:02 +02:00
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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      Hidayat Khan <huk2209@gmail.com>
+ */
+
+#if !defined(SIMDE_X86_AVX512_SAD_H)
+#define SIMDE_X86_AVX512_SAD_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_sad_epu8 (simde__m512i a, simde__m512i b) {
+  #if defined(SIMDE_X86_AVX512BW_NATIVE)
+    return _mm512_sad_epu8(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(r_.m256i) / sizeof(r_.m256i[0])) ; i++) {
+          r_.m256i[i] = simde_mm256_sad_epu8(a_.m256i[i], b_.m256i[i]);
+        }
+    #else
+      for (size_t i = 0 ; i < (sizeof(r_.i64) / sizeof(r_.i64[0])) ; i++) {
+        uint16_t tmp = 0;
+        SIMDE_VECTORIZE_REDUCTION(+:tmp)
+        for (size_t j = 0 ; j < ((sizeof(r_.u8) / sizeof(r_.u8[0])) / 8) ; j++) {
+          const size_t e = j + (i * 8);
+          tmp += (a_.u8[e] > b_.u8[e]) ? (a_.u8[e] - b_.u8[e]) : (b_.u8[e] - a_.u8[e]);
+        }
+        r_.i64[i] = tmp;
+      }
+    #endif
+
+    return simde__m512i_from_private(r_);
+  #endif
+}
+#if defined(SIMDE_X86_AVX512BW_ENABLE_NATIVE_ALIASES)
+  #undef _mm512_sad_epu8
+  #define _mm512_sad_epu8(a, b) simde_mm512_sad_epu8(a, b)
+#endif
+
+SIMDE_END_DECLS_
+HEDLEY_DIAGNOSTIC_POP
+
+#endif /* !defined(SIMDE_X86_AVX512_SAD_H) */