From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Jiri Olsa <jolsa@kernel.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
David Ahern <dsahern@gmail.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Andi Kleen <andi@firstfloor.org>
Subject: Re: [PATCH 35/35] perf annotate: Align source and offset lines
Date: Tue, 7 Nov 2017 11:10:47 -0300 [thread overview]
Message-ID: <20171107141047.GF3216@kernel.org> (raw)
In-Reply-To: <20171011150158.11895-36-jolsa@kernel.org>
Em Wed, Oct 11, 2017 at 05:01:58PM +0200, Jiri Olsa escreveu:
> Aligning source with offset lines, which are more advanced,
> because of the address column.
>
> Before:
> : static void *worker_thread(void *__tdata)
> : {
> 0.00 : 48a971: push %rbp
> 0.00 : 48a972: mov %rsp,%rbp
> 0.00 : 48a975: sub $0x30,%rsp
> 0.00 : 48a979: mov %rdi,-0x28(%rbp)
> 0.00 : 48a97d: mov %fs:0x28,%rax
> 0.00 : 48a986: mov %rax,-0x8(%rbp)
> 0.00 : 48a98a: xor %eax,%eax
> : struct thread_data *td = __tdata;
> 0.00 : 48a98c: mov -0x28(%rbp),%rax
> 0.00 : 48a990: mov %rax,-0x10(%rbp)
> : int m = 0, i;
> 0.00 : 48a994: movl $0x0,-0x1c(%rbp)
> : int ret;
> :
> : for (i = 0; i < loops; i++) {
> 0.00 : 48a99b: movl $0x0,-0x18(%rbp)
>
> After:
> : static void *worker_thread(void *__tdata)
> : {
> 0.00 : 48a971: push %rbp
> 0.00 : 48a972: mov %rsp,%rbp
> 0.00 : 48a975: sub $0x30,%rsp
> 0.00 : 48a979: mov %rdi,-0x28(%rbp)
> 0.00 : 48a97d: mov %fs:0x28,%rax
> 0.00 : 48a986: mov %rax,-0x8(%rbp)
> 0.00 : 48a98a: xor %eax,%eax
> : struct thread_data *td = __tdata;
> 0.00 : 48a98c: mov -0x28(%rbp),%rax
> 0.00 : 48a990: mov %rax,-0x10(%rbp)
> : int m = 0, i;
> 0.00 : 48a994: movl $0x0,-0x1c(%rbp)
> : int ret;
> :
> : for (i = 0; i < loops; i++) {
> 0.00 : 48a99b: movl $0x0,-0x18(%rbp)
>
> It makes bigger different when displaying script sources,
> where the comment lines looks oddly shifted from the lines
> which actually hold code. I'll send script support separately.
>
> Link: http://lkml.kernel.org/n/tip-uamk3iiewlii40o4mlog2cpp@git.kernel.org
> Signed-off-by: Jiri Olsa <jolsa@kernel.org>
> ---
> tools/perf/util/annotate.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
> index 2516e53104be..530961a343fc 100644
> --- a/tools/perf/util/annotate.c
> +++ b/tools/perf/util/annotate.c
> @@ -1082,6 +1082,7 @@ static void annotate__branch_printf(struct block_range *br, u64 addr)
> }
> }
>
> +#define ADDR_LEN 10
This doesn't align kernel addresses well, as they will take more
columns, so I'm trying the patch below, on top of yours, ok?
I will combine both to elliminate unnecessary churn, ok?
- Arnaldo
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index e17e5d6252bc..54321b947de8 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1092,16 +1092,14 @@ static void annotate__branch_printf(struct block_range *br, u64 addr)
}
}
-#define ADDR_LEN 10
-
-static int disasm_line__print(struct disasm_line *dl, u64 start)
+static int disasm_line__print(struct disasm_line *dl, u64 start, int addr_fmt_width)
{
s64 offset = dl->al.offset;
const u64 addr = start + offset;
struct block_range *br;
br = block_range__find(addr);
- color_fprintf(stdout, annotate__address_color(br), " %*" PRIx64 ":", ADDR_LEN, addr);
+ color_fprintf(stdout, annotate__address_color(br), " %*" PRIx64 ":", addr_fmt_width, addr);
color_fprintf(stdout, annotate__asm_color(br), "%s", dl->al.line);
annotate__branch_printf(br, addr);
return 0;
@@ -1110,7 +1108,7 @@ static int disasm_line__print(struct disasm_line *dl, u64 start)
static int
annotation_line__print(struct annotation_line *al, struct symbol *sym, u64 start,
struct perf_evsel *evsel, u64 len, int min_pcnt, int printed,
- int max_lines, struct annotation_line *queue)
+ int max_lines, struct annotation_line *queue, int addr_fmt_width)
{
struct disasm_line *dl = container_of(al, struct disasm_line, al);
static const char *prev_line;
@@ -1140,7 +1138,7 @@ annotation_line__print(struct annotation_line *al, struct symbol *sym, u64 start
if (queue == al)
break;
annotation_line__print(queue, sym, start, evsel, len,
- 0, 0, 1, NULL);
+ 0, 0, 1, NULL, addr_fmt_width);
}
}
@@ -1177,7 +1175,7 @@ annotation_line__print(struct annotation_line *al, struct symbol *sym, u64 start
printf(" : ");
- disasm_line__print(dl, start);
+ disasm_line__print(dl, start, addr_fmt_width);
printf("\n");
} else if (max_lines && printed >= max_lines)
return 1;
@@ -1193,7 +1191,7 @@ annotation_line__print(struct annotation_line *al, struct symbol *sym, u64 start
if (!*al->line)
printf(" %*s:\n", width, " ");
else
- printf(" %*s: %*s %s\n", width, " ", ADDR_LEN, " ", al->line);
+ printf(" %*s: %*s %s\n", width, " ", addr_fmt_width, " ", al->line);
}
return 0;
@@ -1800,6 +1798,19 @@ static void symbol__annotate_hits(struct symbol *sym, struct perf_evsel *evsel)
printf("%*s: %" PRIu64 "\n", BITS_PER_LONG / 2, "h->nr_samples", h->nr_samples);
}
+static int annotated_source__addr_fmt_width(struct list_head *lines, u64 start)
+{
+ char bf[32];
+ struct annotation_line *line;
+
+ list_for_each_entry_reverse(line, lines, node) {
+ if (line->offset != -1)
+ return scnprintf(bf, sizeof(bf), "%" PRIx64, start + line->offset);
+ }
+
+ return 0;
+}
+
int symbol__annotate_printf(struct symbol *sym, struct map *map,
struct perf_evsel *evsel, bool full_paths,
int min_pcnt, int max_lines, int context)
@@ -1812,7 +1823,7 @@ int symbol__annotate_printf(struct symbol *sym, struct map *map,
struct sym_hist *h = annotation__histogram(notes, evsel->idx);
struct annotation_line *pos, *queue = NULL;
u64 start = map__rip_2objdump(map, sym->start);
- int printed = 2, queue_len = 0;
+ int printed = 2, queue_len = 0, addr_fmt_width;
int more = 0;
u64 len;
int width = symbol_conf.show_total_period ? 12 : 8;
@@ -1843,6 +1854,8 @@ int symbol__annotate_printf(struct symbol *sym, struct map *map,
if (verbose > 0)
symbol__annotate_hits(sym, evsel);
+ addr_fmt_width = annotated_source__addr_fmt_width(¬es->src->source, start);
+
list_for_each_entry(pos, ¬es->src->source, node) {
int err;
@@ -1853,7 +1866,7 @@ int symbol__annotate_printf(struct symbol *sym, struct map *map,
err = annotation_line__print(pos, sym, start, evsel, len,
min_pcnt, printed, max_lines,
- queue);
+ queue, addr_fmt_width);
switch (err) {
case 0:
next prev parent reply other threads:[~2017-11-07 14:19 UTC|newest]
Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-11 15:01 [PATCH 00/35] perf annotate: Use generic annotation line Jiri Olsa
2017-10-11 15:01 ` [PATCH 01/35] perf annotate: Remove arch::cpuid_parse callback Jiri Olsa
2017-10-24 10:14 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 02/35] perf annotate: Add annotation_line struct Jiri Olsa
2017-10-11 15:29 ` Arnaldo Carvalho de Melo
2017-10-11 19:12 ` Jiri Olsa
2017-11-18 8:10 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 03/35] perf annotate: Move line/offset into " Jiri Olsa
2017-11-18 8:11 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 04/35] perf annotate: Move ipc/cycles " Jiri Olsa
2017-11-18 8:11 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 05/35] perf annotate: Add symbol__annotate function Jiri Olsa
2017-11-18 8:12 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 06/35] perf annotate: Add struct annotate_args Jiri Olsa
2017-11-18 8:12 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 07/35] perf annotate: Add arch into " Jiri Olsa
2017-11-18 8:13 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 08/35] perf annotate: Add map " Jiri Olsa
2017-11-18 8:13 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 09/35] perf annotate: Add offset/line/line_nr " Jiri Olsa
2017-11-18 8:13 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 10/35] perf annotate: Add evsel into struct annotation_line_args Jiri Olsa
2017-11-18 8:14 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 11/35] perf annotate: Add annotation_line__next function Jiri Olsa
2017-11-18 8:14 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 12/35] perf annotate: Add annotation_line__add function Jiri Olsa
2017-11-18 8:15 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 13/35] perf annotate: Move rb_node into struct annotation_line Jiri Olsa
2017-11-18 8:15 ` [tip:perf/core] perf annotate: Move rb_node to " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 14/35] perf annotate: Add annotation_line__(new|free) functions Jiri Olsa
2017-11-18 8:15 ` [tip:perf/core] perf annotate: Add annotation_line__(new|delete) functions tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 15/35] perf annotate: Add annotated_source__purge function Jiri Olsa
2017-11-18 8:16 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 16/35] perf annotate: Add samples into struct annotation_line Jiri Olsa
2017-11-13 15:46 ` Ravi Bangoria
2017-11-13 20:14 ` Jiri Olsa
2017-11-14 9:31 ` Jiri Olsa
2017-11-14 10:15 ` Ravi Bangoria
2017-11-14 10:29 ` Jiri Olsa
2017-11-15 14:04 ` Jiri Olsa
2017-11-16 4:27 ` Ravi Bangoria
2017-11-18 8:16 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 17/35] perf annotate: Add symbol__calc_percent function Jiri Olsa
2017-11-18 8:17 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 18/35] perf annotate: Add symbol__calc_lines function Jiri Olsa
2017-11-18 8:17 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 19/35] perf annotate: Remove disasm__calc_percent from disasm_line__print Jiri Olsa
2017-11-18 8:17 ` [tip:perf/core] perf annotate: Remove disasm__calc_percent() from disasm_line__print() tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 20/35] perf annotate: Remove disasm__calc_percent from annotate_browser__calc_percent Jiri Olsa
2017-11-18 8:18 ` [tip:perf/core] perf annotate: Remove disasm__calc_percent() from annotate_browser__calc_percent() tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 21/35] perf annotate: Remove disasm__calc_percent function Jiri Olsa
2017-11-18 8:18 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 22/35] perf annotate: Remove struct source_line Jiri Olsa
2017-11-18 8:19 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 23/35] perf annotate: Add annotation_line__print function Jiri Olsa
2017-11-18 8:19 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 24/35] perf annotate: Factor annotation_line__print from disasm_line__print Jiri Olsa
2017-11-18 8:19 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 25/35] perf annotate browser: Use samples data from struct annotation_line Jiri Olsa
2017-11-18 8:20 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 26/35] perf annotate browser: Do not pass nr_events in disasm_rb_tree__insert Jiri Olsa
2017-11-18 8:20 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 27/35] perf annotate browser: Rename struct browser_disasm_line to browser_line Jiri Olsa
2017-11-06 10:55 ` [PATCHv2 " Jiri Olsa
2017-11-18 8:21 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 28/35] perf annotate browser: Rename disasm_line__browser " Jiri Olsa
2017-11-06 10:55 ` [PATCHv2 " Jiri Olsa
2017-11-18 8:21 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 29/35] perf annotate browser: Change selection to struct annotation_line Jiri Olsa
2017-11-06 10:56 ` [PATCHv2 " Jiri Olsa
2017-11-18 8:21 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 30/35] perf annotate browser: Change offsets " Jiri Olsa
2017-11-18 8:22 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 31/35] perf annotate browser: Use struct annotation_line in browser_line Jiri Olsa
2017-11-18 8:22 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 32/35] perf annotate browser: Use struct annotation_line in find functions Jiri Olsa
2017-11-18 8:23 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 33/35] perf annotate browser: Use struct annotation_line in browser top Jiri Olsa
2017-11-18 8:23 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 34/35] perf annotate browser: Add disasm_line__write function Jiri Olsa
2017-11-18 8:23 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:01 ` [PATCH 35/35] perf annotate: Align source and offset lines Jiri Olsa
2017-11-07 14:10 ` Arnaldo Carvalho de Melo [this message]
2017-11-07 14:50 ` Jiri Olsa
2017-11-18 8:24 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-10-11 15:27 ` [PATCH 00/35] perf annotate: Use generic annotation line Arnaldo Carvalho de Melo
2017-10-11 19:10 ` Jiri Olsa
2017-10-11 19:18 ` Arnaldo Carvalho de Melo
2017-10-11 19:30 ` Jiri Olsa
2017-10-11 19:43 ` Arnaldo Carvalho de Melo
2017-11-02 12:16 ` Jiri Olsa
2017-11-03 16:59 ` Arnaldo Carvalho de Melo
2017-11-04 10:29 ` Jiri Olsa
2017-11-06 10:56 ` Jiri Olsa
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