diff options
author | Max Filippov <jcmvbkbc@gmail.com> | 2015-06-26 04:11:08 +0300 |
---|---|---|
committer | Max Filippov <jcmvbkbc@gmail.com> | 2015-08-17 07:33:32 +0300 |
commit | 18bc5b85aac08d35eeca174abc73238a4d5deb0b (patch) | |
tree | 07931881fc2da5520b660f25e229e1517e159d1a | |
parent | 9bd46da45edd9701bcb2a221d58afe7d01febd1d (diff) | |
download | linux-stable-18bc5b85aac08d35eeca174abc73238a4d5deb0b.tar.gz linux-stable-18bc5b85aac08d35eeca174abc73238a4d5deb0b.tar.bz2 linux-stable-18bc5b85aac08d35eeca174abc73238a4d5deb0b.zip |
perf tools: xtensa: add DWARF register names
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
-rw-r--r-- | tools/perf/arch/xtensa/Build | 1 | ||||
-rw-r--r-- | tools/perf/arch/xtensa/Makefile | 3 | ||||
-rw-r--r-- | tools/perf/arch/xtensa/util/Build | 1 | ||||
-rw-r--r-- | tools/perf/arch/xtensa/util/dwarf-regs.c | 25 |
4 files changed, 30 insertions, 0 deletions
diff --git a/tools/perf/arch/xtensa/Build b/tools/perf/arch/xtensa/Build new file mode 100644 index 000000000000..54afe4a467e7 --- /dev/null +++ b/tools/perf/arch/xtensa/Build @@ -0,0 +1 @@ +libperf-y += util/ diff --git a/tools/perf/arch/xtensa/Makefile b/tools/perf/arch/xtensa/Makefile new file mode 100644 index 000000000000..7fbca175099e --- /dev/null +++ b/tools/perf/arch/xtensa/Makefile @@ -0,0 +1,3 @@ +ifndef NO_DWARF +PERF_HAVE_DWARF_REGS := 1 +endif diff --git a/tools/perf/arch/xtensa/util/Build b/tools/perf/arch/xtensa/util/Build new file mode 100644 index 000000000000..954e287bbb89 --- /dev/null +++ b/tools/perf/arch/xtensa/util/Build @@ -0,0 +1 @@ +libperf-$(CONFIG_DWARF) += dwarf-regs.o diff --git a/tools/perf/arch/xtensa/util/dwarf-regs.c b/tools/perf/arch/xtensa/util/dwarf-regs.c new file mode 100644 index 000000000000..4dba76bfb4ce --- /dev/null +++ b/tools/perf/arch/xtensa/util/dwarf-regs.c @@ -0,0 +1,25 @@ +/* + * 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; +} |