1 files changed, 41 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/test/value_test.go b/src/cmd/compile/internal/test/value_test.go
new file mode 100644
index 0000000000..bb98f4f22b
--- /dev/null
+++ b/src/cmd/compile/internal/test/value_test.go
@@ -0,0 +1,41 @@
+// 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.
+
+package test
+
+import (
+	"cmd/compile/internal/ssa"
+	"cmd/compile/internal/types"
+	"internal/buildcfg"
+	"testing"
+)
+
+// This file contains tests for ssa values, types and their utility functions.
+
+func TestCanSSA(t *testing.T) {
+	i64 := types.Types[types.TINT64]
+	v128 := types.TypeVec128
+	s1 := mkstruct(i64, mkstruct(i64, i64, i64, i64))
+	if ssa.CanSSA(s1) {
+		// Test size check for struct.
+		t.Errorf("CanSSA(%v) returned true, expected false", s1)
+	}
+	a1 := types.NewArray(s1, 1)
+	if ssa.CanSSA(a1) {
+		// Test size check for array.
+		t.Errorf("CanSSA(%v) returned true, expected false", a1)
+	}
+	if buildcfg.Experiment.SIMD {
+		s2 := mkstruct(v128, v128, v128, v128)
+		if !ssa.CanSSA(s2) {
+			// Test size check for SIMD struct special case.
+			t.Errorf("CanSSA(%v) returned false, expected true", s2)
+		}
+		a2 := types.NewArray(s2, 1)
+		if !ssa.CanSSA(a2) {
+			// Test size check for SIMD array special case.
+			t.Errorf("CanSSA(%v) returned false, expected true", a2)
+		}
+	}
+}