SuperTuxKart 1.5 upstream source (from official release tarball)

2026-06-11 20:04:02 +02:00
commit 2957e51aaa
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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:
+ *   2023      Michael R. Crusoe <crusoe@debian.org>
+ */
+
+#if !defined(SIMDE_X86_AVX512_RCP_H)
+#define SIMDE_X86_AVX512_RCP_H
+
+#include "types.h"
+
+HEDLEY_DIAGNOSTIC_PUSH
+SIMDE_DISABLE_UNWANTED_DIAGNOSTICS
+SIMDE_BEGIN_DECLS_
+
+// TODO: "The maximum relative error for this approximation is less than 2^-14."
+// vs 1.5*2^-12 for _mm{,256}_rcp_ps
+
+SIMDE_FUNCTION_ATTRIBUTES
+simde__m512
+simde_mm512_rcp14_ps (simde__m512 a) {
+  #if defined(SIMDE_X86_AVX512F_NATIVE)
+    return _mm512_rcp14_ps(a);
+  #else
+    simde__m512_private
+      r_,
+      a_ = simde__m512_to_private(a);
+
+    SIMDE_VECTORIZE
+    for (size_t i = 0 ; i < (sizeof(r_.f32) / sizeof(r_.f32[0])) ; i++) {
+      r_.f32[i] = SIMDE_FLOAT32_C(1.0) / a_.f32[i];
+    }
+
+    return simde__m512_from_private(r_);
+  #endif
+}
+#if defined(SIMDE_X86_AVX512F_ENABLE_NATIVE_ALIASES)
+  #undef _mm512_rcp14_ps
+  #define _mm512_rcp14_ps(a) simde_mm512_rcp14_ps(a)
+#endif
+
+SIMDE_END_DECLS_
+HEDLEY_DIAGNOSTIC_POP
+
+#endif /* !defined(SIMDE_X86_AVX512_RCP_H) */