1 files changed, 48 insertions, 0 deletions
diff --git a/src/simd/string.go b/src/simd/string.go
new file mode 100644
index 0000000000..a692653aa0
--- /dev/null
+++ b/src/simd/string.go
@@ -0,0 +1,48 @@
+// Copyright 2025 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build goexperiment.simd && amd64
+
+package simd
+
+import (
+	"internal/strconv"
+)
+
+type number interface {
+	~int | ~int8 | ~int16 | ~int32 | ~int64 | ~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 | ~uintptr | ~float32 | ~float64
+}
+
+func sliceToString[T number](x []T) string {
+	s := ""
+	pfx := "{"
+	for _, y := range x {
+		s += pfx
+		pfx = ","
+		switch e := any(y).(type) {
+		case int8:
+			s += strconv.Itoa(int(e))
+		case int16:
+			s += strconv.Itoa(int(e))
+		case int32:
+			s += strconv.Itoa(int(e))
+		case int64:
+			s += strconv.Itoa(int(e))
+		case uint8:
+			s += strconv.FormatUint(uint64(e), 10)
+		case uint16:
+			s += strconv.FormatUint(uint64(e), 10)
+		case uint32:
+			s += strconv.FormatUint(uint64(e), 10)
+		case uint64:
+			s += strconv.FormatUint(uint64(e), 10)
+		case float32:
+			s += strconv.FormatFloat(float64(e), 'g', -1, 32)
+		case float64:
+			s += strconv.FormatFloat(e, 'g', -1, 64)
+		}
+	}
+	s += "}"
+	return s
+}