new file mode 100644
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-options {-save-temps -O0 -msoft-stack} } */
+
+extern void *__nvptx_stacks[32] __attribute__((shared,nocommon));
+
+void *f()
+{
+ /* Implicit '__nvptx_stacks' usage for frame; per 'init_softstack_frame':
+ { dg-final { scan-assembler-times {mov\.u64 %fstmp2, __nvptx_stacks;} 1 } }
+ */
+ void *stack_array[123];
+ /* Explicit '__nvptx_stacks' usage. */
+ stack_array[5] = __nvptx_stacks[0];
+ return stack_array[5];
+}
+
+/* The implicit (via 'need_softstack_decl') and explicit declarations of
+ '__nvptx_stacks' are both emitted:
+ { dg-final { scan-assembler-times {(?n)\.extern .* __nvptx_stacks\[32\];} 2 } }
+*/
new file mode 100644
@@ -0,0 +1,29 @@
+/* { dg-do compile } */
+/* { dg-options {-save-temps -O0 -muniform-simt} } */
+
+extern unsigned __nvptx_uni[32] __attribute__((shared,nocommon));
+
+enum memmodel
+{
+ MEMMODEL_RELAXED = 0,
+};
+
+int a = 0;
+
+int f (void)
+{
+ /* Explicit '__nvptx_uni' usage. */
+ __builtin_printf("%u\n", __nvptx_uni[0]);
+
+ /* Implicit '__nvptx_uni' usage; per 'nvptx_init_unisimt_predicate':
+ { dg-final { scan-assembler-times {mov\.u64 %r[0-9]+, __nvptx_uni;} 1 } }
+ */
+ int expected = 1;
+ return __atomic_compare_exchange_n (&a, &expected, 0, 0, MEMMODEL_RELAXED,
+ MEMMODEL_RELAXED);
+}
+
+/* The implicit (via 'need_unisimt_decl') and explicit declarations of
+ '__nvptx_uni' are both emitted:
+ { dg-final { scan-assembler-times {(?n)\.extern .* __nvptx_uni\[32\];} 2 } }
+*/