[clang] [llvm] [X86][AVX10.2] Support AVX10.2 MOVZXC new Instructions. (PR #108537)

[Phoebe Wang via cfe-commits]

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@@ -0,0 +1,34 @@
+/*===---- avx10_2copyintrin.h - AVX10.2 Copy intrinsics -------------------===
+ *
+ * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+ * See https://llvm.org/LICENSE.txt for license information.
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ *
+ *===-----------------------------------------------------------------------===
+ */
+#ifndef __IMMINTRIN_H
+#error                                                                         \
+    "Never use <avx10_2copyintrin.h> directly; include <immintrin.h> instead."
+#endif // __IMMINTRIN_H
+
+#ifndef __AVX10_2COPYINTRIN_H
+#define __AVX10_2COPYINTRIN_H
+
+/* Define the default attributes for the functions in this file. */
+#define __DEFAULT_FN_ATTRS128                                                  \
+  __attribute__((__always_inline__, __nodebug__, __target__("avx10.2-256"),    \
+                 __min_vector_width__(128)))
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS128 _mm_move_epi32(__m128i __A) {
+  return (__m128i)__builtin_shufflevector(
+      (__v4si)__A, (__v4si)_mm_setzero_si128(), 0, 4, 4, 4);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS128 _mm_move_epi16(__m128i __A) {
+  return (__m128i)__builtin_shufflevector(
+      (__v8hi)__A, (__v8hi)_mm_setzero_si128(), 0, 8, 8, 8, 8, 8, 8, 8);
+}
+
+#undef __DEFAULT_FN_ATTRS128
+
+#endif // __AVX10_2COPYINTRIN_H
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phoebewang wrote:

No idea how you get this, but when you see this sign, you need to add a new line in the file.

https://github.com/llvm/llvm-project/pull/108537