diff options
author | Max Filippov <jcmvbkbc@gmail.com> | 2015-07-18 08:30:11 (GMT) |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-08-06 19:45:05 (GMT) |
commit | 74d4582f430a797564f92fbff0bd3a21945528b7 (patch) | |
tree | 4bf572e9920cbf98130d74e9625a5f7924cbebbf /tools/perf/arch | |
parent | 40997d6cf9fc40c85dba479e162a89e7530eb360 (diff) | |
download | linux-74d4582f430a797564f92fbff0bd3a21945528b7.tar.xz |
perf tools xtensa: Add DWARF register names
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Cc: Chris Zankel <chris@zankel.net>
Cc: Marc Gauthier <marc@cadence.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: linux-xtensa@linux-xtensa.org
Link: http://lkml.kernel.org/r/1437208216-15729-9-git-send-email-jcmvbkbc@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/arch')
-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 0000000..54afe4a --- /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 0000000..7fbca17 --- /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 0000000..954e287 --- /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 0000000..4dba76b --- /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; +} |