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-rw-r--r--tools/perf/arch/csky/util/dwarf-regs.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/tools/perf/arch/csky/util/dwarf-regs.c b/tools/perf/arch/csky/util/dwarf-regs.c
new file mode 100644
index 000000000..ca86ecaea
--- /dev/null
+++ b/tools/perf/arch/csky/util/dwarf-regs.c
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) 2019 Hangzhou C-SKY Microsystems co.,ltd.
+// Mapping of DWARF debug register numbers into register names.
+
+#include <stddef.h>
+#include <dwarf-regs.h>
+
+#if defined(__CSKYABIV2__)
+#define CSKY_MAX_REGS 73
+const char *csky_dwarf_regs_table[CSKY_MAX_REGS] = {
+ /* r0 ~ r8 */
+ "%a0", "%a1", "%a2", "%a3", "%regs0", "%regs1", "%regs2", "%regs3",
+ /* r9 ~ r15 */
+ "%regs4", "%regs5", "%regs6", "%regs7", "%regs8", "%regs9", "%sp",
+ "%lr",
+ /* r16 ~ r23 */
+ "%exregs0", "%exregs1", "%exregs2", "%exregs3", "%exregs4",
+ "%exregs5", "%exregs6", "%exregs7",
+ /* r24 ~ r31 */
+ "%exregs8", "%exregs9", "%exregs10", "%exregs11", "%exregs12",
+ "%exregs13", "%exregs14", "%tls",
+ "%pc", NULL, NULL, NULL, "%hi", "%lo", NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ "%epc",
+};
+#else
+#define CSKY_MAX_REGS 57
+const char *csky_dwarf_regs_table[CSKY_MAX_REGS] = {
+ /* r0 ~ r8 */
+ "%sp", "%regs9", "%a0", "%a1", "%a2", "%a3", "%regs0", "%regs1",
+ /* r9 ~ r15 */
+ "%regs2", "%regs3", "%regs4", "%regs5", "%regs6", "%regs7", "%regs8",
+ "%lr",
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ "%epc",
+};
+#endif
+
+const char *get_arch_regstr(unsigned int n)
+{
+ return (n < CSKY_MAX_REGS) ? csky_dwarf_regs_table[n] : NULL;
+}