Implement trunc for SSE2

FigBug · Feb 22, 2024 · 828e2fd · 828e2fd
1 parent 70e2ca0
commit 828e2fd
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/modules/gin_simd/mipp/mipp_impl_SSE.hxx b/modules/gin_simd/mipp/mipp_impl_SSE.hxx
@@ -3557,6 +3557,16 @@
     inline reg trunc<double>(const reg v) {
         return _mm_castpd_ps(_mm_round_pd(_mm_castps_pd(v), _MM_FROUND_TO_ZERO |_MM_FROUND_NO_EXC));
     }
+#elif __SSE2__
+    template <>
+    inline reg trunc<float>(const reg v) {
+        return _mm_cvtepi32_ps (_mm_cvttps_epi32 (v));
+    }
+
+    template <>
+    inline reg trunc<float>(const reg v) {
+        return _mm_cvtepi32_pd (_mm_cvttpd_epi32 (v));
+    }
 #endif
 
     // ------------------------------------------------------------------------------------------------------------ cvt