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:
+ *   2021      Evan Nemerson <evan@nemerson.com>
+ */
+
+#include "../simde-common.h"
+#include "../simde-math.h"
+#include "../simde-f16.h"
+
+#if !defined(SIMDE_X86_F16C_H)
+#define SIMDE_X86_F16C_H
+
+#include "avx.h"
+
+#if !defined(SIMDE_X86_PF16C_NATIVE) && defined(SIMDE_ENABLE_NATIVE_ALIASES)
+#  define SIMDE_X86_PF16C_ENABLE_NATIVE_ALIASES
+#endif
+
+HEDLEY_DIAGNOSTIC_PUSH
+SIMDE_DISABLE_UNWANTED_DIAGNOSTICS
+SIMDE_BEGIN_DECLS_
+
+SIMDE_FUNCTION_ATTRIBUTES
+simde__m128i
+simde_mm_cvtps_ph(simde__m128 a, const int imm8) {
+  simde__m128_private a_ = simde__m128_to_private(a);
+  simde__m128i_private r_ = simde__m128i_to_private(simde_mm_setzero_si128());
+
+  HEDLEY_STATIC_CAST(void, imm8);
+
+  #if defined(SIMDE_ARM_NEON_A32V7_NATIVE) && defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC)
+    r_.neon_f16 = vcombine_f16(vcvt_f16_f32(a_.neon_f32), vdup_n_f16(SIMDE_FLOAT16_C(0.0)));
+  #elif defined(SIMDE_FLOAT16_VECTOR)
+    SIMDE_VECTORIZE
+    for (size_t i = 0 ; i < (sizeof(a_.f32) / sizeof(a_.f32[0])) ; i++) {
+      r_.f16[i] = simde_float16_from_float32(a_.f32[i]);
+    }
+  #else
+    SIMDE_VECTORIZE
+    for (size_t i = 0 ; i < (sizeof(a_.f32) / sizeof(a_.f32[0])) ; i++) {
+      r_.u16[i] = simde_float16_as_uint16(simde_float16_from_float32(a_.f32[i]));
+    }
+  #endif
+
+  return simde__m128i_from_private(r_);
+}
+#if defined(SIMDE_X86_F16C_NATIVE)
+  #define simde_mm_cvtps_ph(a, imm8) _mm_cvtps_ph(a, imm8)
+#endif
+#if defined(SIMDE_X86_F16C_ENABLE_NATIVE_ALIASES)
+  #define _mm_cvtps_ph(a, sae) simde_mm_cvtps_ph(a, sae)
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+simde__m128
+simde_mm_cvtph_ps(simde__m128i a) {
+  #if defined(SIMDE_X86_F16C_NATIVE)
+    return _mm_cvtph_ps(a);
+  #else
+    simde__m128i_private a_ = simde__m128i_to_private(a);
+    simde__m128_private r_;
+
+    #if defined(SIMDE_ARM_NEON_A32V7_NATIVE) && defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC)
+      r_.neon_f32 = vcvt_f32_f16(vget_low_f16(a_.neon_f16));
+    #elif defined(SIMDE_FLOAT16_VECTOR)
+      SIMDE_VECTORIZE
+      for (size_t i = 0 ; i < (sizeof(a_.f32) / sizeof(a_.f32[0])) ; i++) {
+        r_.f32[i] = simde_float16_to_float32(a_.f16[i]);
+      }
+    #else
+      SIMDE_VECTORIZE
+      for (size_t i = 0 ; i < (sizeof(a_.f32) / sizeof(a_.f32[0])) ; i++) {
+        r_.f32[i] = simde_float16_to_float32(simde_uint16_as_float16(a_.u16[i]));
+      }
+    #endif
+
+    return simde__m128_from_private(r_);
+  #endif
+}
+#if defined(SIMDE_X86_F16C_ENABLE_NATIVE_ALIASES)
+  #define _mm_cvtph_ps(a) simde_mm_cvtph_ps(a)
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+simde__m128i
+simde_mm256_cvtps_ph(simde__m256 a, const int imm8) {
+  simde__m256_private a_ = simde__m256_to_private(a);
+  simde__m128i_private r_;
+
+  HEDLEY_STATIC_CAST(void, imm8);
+
+  #if defined(SIMDE_FLOAT16_VECTOR)
+    SIMDE_VECTORIZE
+      for (size_t i = 0 ; i < (sizeof(a_.f32) / sizeof(a_.f32[0])) ; i++) {
+        r_.f16[i] = simde_float16_from_float32(a_.f32[i]);
+      }
+  #else
+    SIMDE_VECTORIZE
+      for (size_t i = 0 ; i < (sizeof(a_.f32) / sizeof(a_.f32[0])) ; i++) {
+        r_.u16[i] = simde_float16_as_uint16(simde_float16_from_float32(a_.f32[i]));
+      }
+  #endif
+
+
+  return simde__m128i_from_private(r_);
+}
+#if defined(SIMDE_X86_F16C_NATIVE)
+  #define simde_mm256_cvtps_ph(a, imm8) _mm256_cvtps_ph(a, imm8)
+#endif
+#if defined(SIMDE_X86_F16C_ENABLE_NATIVE_ALIASES)
+  #define _mm256_cvtps_ph(a, imm8) simde_mm256_cvtps_ph(a, imm8)
+#endif
+
+SIMDE_FUNCTION_ATTRIBUTES
+simde__m256
+simde_mm256_cvtph_ps(simde__m128i a) {
+  #if defined(SIMDE_X86_F16C_NATIVE) && defined(SIMDE_X86_AVX_NATIVE)
+    return _mm256_cvtph_ps(a);
+  #elif defined(SIMDE_X86_F16C_NATIVE)
+    return _mm256_setr_m128(
+      _mm_cvtph_ps(a),
+      _mm_cvtph_ps(_mm_castps_si128(_mm_permute_ps(_mm_castsi128_ps(a), 0xee)))
+    );
+  #else
+    simde__m128i_private a_ = simde__m128i_to_private(a);
+    simde__m256_private r_;
+
+    #if defined(SIMDE_FLOAT16_VECTOR)
+      SIMDE_VECTORIZE
+      for (size_t i = 0 ; i < (sizeof(r_.f32) / sizeof(r_.f32[0])) ; i++) {
+        r_.f32[i] = simde_float16_to_float32(a_.f16[i]);
+      }
+    #else
+      SIMDE_VECTORIZE
+      for (size_t i = 0 ; i < (sizeof(r_.f32) / sizeof(r_.f32[0])) ; i++) {
+        r_.f32[i] = simde_float16_to_float32(simde_uint16_as_float16(a_.u16[i]));
+      }
+    #endif
+
+    return simde__m256_from_private(r_);
+  #endif
+}
+#if defined(SIMDE_X86_F16C_ENABLE_NATIVE_ALIASES)
+  #define _mm256_cvtph_ps(a) simde_mm256_cvtph_ps(a)
+#endif
+
+SIMDE_END_DECLS_
+
+HEDLEY_DIAGNOSTIC_POP
+
+#endif /* !defined(SIMDE_X86_F16C_H) */