5 files changed, 38 insertions, 1 deletions
diff --git a/tools/testing/selftests/arm64/fp/.gitignore b/tools/testing/selftests/arm64/fp/.gitignore
index d66f76d2a650..6b53a7b60fee 100644
--- a/tools/testing/selftests/arm64/fp/.gitignore
+++ b/tools/testing/selftests/arm64/fp/.gitignore
@@ -1,4 +1,5 @@
 fpsimd-test
+rdvl-sve
 sve-probe-vls
 sve-ptrace
 sve-test
diff --git a/tools/testing/selftests/arm64/fp/Makefile b/tools/testing/selftests/arm64/fp/Makefile
index a57009d3a0dc..ed62e7003b96 100644
--- a/tools/testing/selftests/arm64/fp/Makefile
+++ b/tools/testing/selftests/arm64/fp/Makefile
@@ -2,12 +2,16 @@
 
 CFLAGS += -I../../../../../usr/include/
 TEST_GEN_PROGS := sve-ptrace sve-probe-vls
-TEST_PROGS_EXTENDED := fpsimd-test fpsimd-stress sve-test sve-stress vlset
+TEST_PROGS_EXTENDED := fpsimd-test fpsimd-stress \
+	rdvl-sve \
+	sve-test sve-stress \
+	vlset
 
 all: $(TEST_GEN_PROGS) $(TEST_PROGS_EXTENDED)
 
 fpsimd-test: fpsimd-test.o
 	$(CC) -nostdlib $^ -o $@
+rdvl-sve: rdvl-sve.o rdvl.o
 sve-ptrace: sve-ptrace.o sve-ptrace-asm.o
 sve-probe-vls: sve-probe-vls.o
 sve-test: sve-test.o
diff --git a/tools/testing/selftests/arm64/fp/rdvl-sve.c b/tools/testing/selftests/arm64/fp/rdvl-sve.c
new file mode 100644
index 000000000000..7f8a13a18f5d
--- /dev/null
+++ b/tools/testing/selftests/arm64/fp/rdvl-sve.c
@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+#include <stdio.h>
+
+#include "rdvl.h"
+
+int main(void)
+{
+	int vl = rdvl_sve();
+
+	printf("%d\n", vl);
+
+	return 0;
+}
diff --git a/tools/testing/selftests/arm64/fp/rdvl.S b/tools/testing/selftests/arm64/fp/rdvl.S
new file mode 100644
index 000000000000..c916c1c9defd
--- /dev/null
+++ b/tools/testing/selftests/arm64/fp/rdvl.S
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// Copyright (C) 2021 ARM Limited.
+
+.arch_extension sve
+
+.globl rdvl_sve
+rdvl_sve:
+	hint	34			// BTI C
+	rdvl	x0, #1
+	ret
diff --git a/tools/testing/selftests/arm64/fp/rdvl.h b/tools/testing/selftests/arm64/fp/rdvl.h
new file mode 100644
index 000000000000..7c9d953fc9e7
--- /dev/null
+++ b/tools/testing/selftests/arm64/fp/rdvl.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef RDVL_H
+#define RDVL_H
+
+int rdvl_sve(void);
+
+#endif