These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / tools / perf / arch / arm64 / tests / regs_load.S

diff --git a/kernel/tools/perf/arch/arm64/tests/regs_load.S b/kernel/tools/perf/arch/arm64/tests/regs_load.S
new file mode 100644 (file)
index 0000000..025b46e
--- /dev/null
+++ b/kernel/tools/perf/arch/arm64/tests/regs_load.S
@@ -0,0 +1,46 @@
+#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)
+ENTRY(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
+ENDPROC(perf_regs_load)