From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org, Max Filippov <jcmvbkbc@gmail.com>,
Chris Zankel <chris@zankel.net>, Marc Gauthier <marc@cadence.com>,
Paul Mackerras <paulus@samba.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
linux-xtensa@linux-xtensa.org,
Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: [PATCH 21/26] perf tools xtensa: Add DWARF register names
Date: Thu, 6 Aug 2015 22:58:30 -0300 [thread overview]
Message-ID: <1438912715-4000-22-git-send-email-acme@kernel.org> (raw)
In-Reply-To: <1438912715-4000-1-git-send-email-acme@kernel.org>
From: Max Filippov <jcmvbkbc@gmail.com>
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>
---
tools/perf/arch/xtensa/Build | 1 +
tools/perf/arch/xtensa/Makefile | 3 +++
tools/perf/arch/xtensa/util/Build | 1 +
tools/perf/arch/xtensa/util/dwarf-regs.c | 25 +++++++++++++++++++++++++
4 files changed, 30 insertions(+)
create mode 100644 tools/perf/arch/xtensa/Build
create mode 100644 tools/perf/arch/xtensa/Makefile
create mode 100644 tools/perf/arch/xtensa/util/Build
create mode 100644 tools/perf/arch/xtensa/util/dwarf-regs.c
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;
+}
--
2.1.0
next prev parent reply other threads:[~2015-08-07 2:00 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-07 1:58 [GIT PULL 00/26] perf/core improvements and fixes Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 01/26] perf trace: Add total time column to summary Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 02/26] bpf: Use correct #ifdef controller for trace_call_bpf() Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 03/26] tracing, perf: Implement BPF programs attached to uprobes Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 04/26] perf tools: Introduce veprintf Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 05/26] perf tools: Add missing forward declaration of struct map to probe-event.h Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 06/26] perf stat: Introduce struct perf_stat_config Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 07/26] perf stat: Move 'scale' into " Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 08/26] perf stat: Move 'output' " Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 09/26] perf stat: Move 'interval' " Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 10/26] perf stat: Pass 'struct perf_stat_config' into process_counter() Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 11/26] perf stat: Move counter processing code into stat object Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 12/26] perf tools: Add empty Build files for architectures lacking them Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 13/26] perf tools: Add support for cycles, weight branch_info field Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 14/26] perf report: Add flag for non ANY branch mode Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 15/26] perf report: Add infrastructure for a cycles histogram Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 16/26] perf report: Add processing for cycle histograms Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 17/26] perf annotate: Compute IPC and basic block cycles Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 18/26] perf annotate: Finally display IPC and cycle accounting Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 19/26] perf top: Add branch annotation code to top Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 20/26] perf report: Display cycles in branch sort mode Arnaldo Carvalho de Melo
2015-08-07 1:58 ` Arnaldo Carvalho de Melo [this message]
2015-08-07 1:58 ` [PATCH 22/26] perf auxtrace: Fix period type 'i' not working Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 23/26] perf tools: Fix perf-with-kcore handling of arguments containing spaces Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 24/26] perf tools: Add perf_pmu__format_bits() Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 25/26] perf tools: Validate config term maximum value Arnaldo Carvalho de Melo
2015-08-07 1:58 ` [PATCH 26/26] perf tools: Extend the event parser maximum error index Arnaldo Carvalho de Melo
2015-08-07 7:13 ` [GIT PULL 00/26] perf/core improvements and fixes Ingo Molnar
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