summaryrefslogtreecommitdiffstats
path: root/tools/perf/arch/arm64/tests/regs_load.S
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/arch/arm64/tests/regs_load.S')
-rw-r--r--tools/perf/arch/arm64/tests/regs_load.S47
1 files changed, 47 insertions, 0 deletions
diff --git a/tools/perf/arch/arm64/tests/regs_load.S b/tools/perf/arch/arm64/tests/regs_load.S
new file mode 100644
index 000000000..d49de40b6
--- /dev/null
+++ b/tools/perf/arch/arm64/tests/regs_load.S
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <linux/linkage.h>
+
+.text
+.type perf_regs_load,%function
+#define STR_REG(r) str x##r, [x0, 8 * r]
+#define LDR_REG(r) ldr x##r, [x0, 8 * r]
+#define SP (8 * 31)
+#define PC (8 * 32)
+SYM_FUNC_START(perf_regs_load)
+ STR_REG(0)
+ STR_REG(1)
+ STR_REG(2)
+ STR_REG(3)
+ STR_REG(4)
+ STR_REG(5)
+ STR_REG(6)
+ STR_REG(7)
+ STR_REG(8)
+ STR_REG(9)
+ STR_REG(10)
+ STR_REG(11)
+ STR_REG(12)
+ STR_REG(13)
+ STR_REG(14)
+ STR_REG(15)
+ STR_REG(16)
+ STR_REG(17)
+ STR_REG(18)
+ STR_REG(19)
+ STR_REG(20)
+ STR_REG(21)
+ STR_REG(22)
+ STR_REG(23)
+ STR_REG(24)
+ STR_REG(25)
+ STR_REG(26)
+ STR_REG(27)
+ STR_REG(28)
+ STR_REG(29)
+ STR_REG(30)
+ mov x1, sp
+ str x1, [x0, #SP]
+ str x30, [x0, #PC]
+ LDR_REG(1)
+ ret
+SYM_FUNC_END(perf_regs_load)