1 files changed, 12 insertions, 0 deletions
diff --git a/contrib/llvm-project/compiler-rt/lib/builtins/aarch64/sme-libc-routines.c b/contrib/llvm-project/compiler-rt/lib/builtins/aarch64/sme-libc-routines.c
new file mode 100644
index 000000000000..315490e73ea2
--- /dev/null
+++ b/contrib/llvm-project/compiler-rt/lib/builtins/aarch64/sme-libc-routines.c
@@ -0,0 +1,12 @@
+#include <stddef.h>
+
+const void *__arm_sc_memchr(const void *src, int c,
+                            size_t n) __arm_streaming_compatible {
+  const unsigned char *srcp = (const unsigned char *)src;
+  unsigned char c8 = (unsigned char)c;
+  for (size_t i = 0; i < n; ++i)
+    if (srcp[i] == c8)
+      return &srcp[i];
+
+  return NULL;
+}