diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5541d9c62d9f..3321e8839707 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
 2020-04-29  Jakub Jelinek  <jakub@redhat.com>
 
+	PR target/94248
+	* config/gcn/gcn.md (*mov<mode>_insn): Use
+	'reg_overlap_mentioned_p' to check for overlap.
+
 	PR target/94706
 	* config/ia64/ia64.c (hfa_element_mode): Use DECL_FIELD_ABI_IGNORED
 	instead of cxx17_empty_base_field_p.
diff --git a/gcc/config/gcn/gcn.md b/gcc/config/gcn/gcn.md
index 8f5937781b2b..8cfb3a85d256 100644
--- a/gcc/config/gcn/gcn.md
+++ b/gcc/config/gcn/gcn.md
@@ -629,7 +629,7 @@
     rtx outhi = gen_highpart_mode (SImode, <MODE>mode, operands[0]);
 
     /* Ensure that overlapping registers aren't corrupted.  */
-    if (REGNO (outlo) == REGNO (inhi))
+    if (reg_overlap_mentioned_p (outlo, inhi))
       {
 	operands[0] = outhi;
 	operands[1] = inhi;