perf tools: xtensa: add DWARF register names

libperf-y += util/

ifndef NO_DWARF

PERF_HAVE_DWARF_REGS := 1

endif

libperf-$(CONFIG_DWARF) += dwarf-regs.o

/*

 * Mapping of DWARF debug register numbers into register names.

 *

 * Copyright (c) 2015 Cadence Design Systems Inc.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version

 * 2 of the License, or (at your option) any later version.

 */

#include <stddef.h>

#include <dwarf-regs.h>

#define XTENSA_MAX_REGS 16

const char *xtensa_regs_table[XTENSA_MAX_REGS] = {

	"a0", "a1", "a2", "a3", "a4", "a5", "a6", "a7",

	"a8", "a9", "a10", "a11", "a12", "a13", "a14", "a15",

};

const char *get_arch_regstr(unsigned int n)

{

	return n < XTENSA_MAX_REGS ? xtensa_regs_table[n] : NULL;

}