diff options
author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-04-25 15:00:23 +0400 |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-04-25 15:00:23 +0400 |
commit | 44d1a3edfbd65f9da6725921e2425b10477772d8 (patch) | |
tree | 127655e788cf172e26eea4e38b98303c998e0d4a | |
parent | 9481ede909e08418c9379665ee9f25335d20dd06 (diff) | |
download | linux-44d1a3edfbd65f9da6725921e2425b10477772d8.tar.xz |
perf annotate: Disambiguage offsets and addresses in operands
We were using ins_ops->target for callq addresses and jump offsets,
disambiguate by having ins_ops->target.addr and ins_ops->target.offset.
For jumps we'll need both to fixup lines that don't have an offset on
the <> part.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-3nlcmstua75u07ao7wja1rwx@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r-- | tools/perf/ui/browsers/annotate.c | 14 | ||||
-rw-r--r-- | tools/perf/util/annotate.c | 20 | ||||
-rw-r--r-- | tools/perf/util/annotate.h | 7 |
3 files changed, 22 insertions, 19 deletions
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c index 4c83fe3d7dad..73e1ef0081d4 100644 --- a/tools/perf/ui/browsers/annotate.c +++ b/tools/perf/ui/browsers/annotate.c @@ -112,7 +112,7 @@ static void annotate_browser__write(struct ui_browser *self, void *entry, int ro ui_browser__set_color(self, color); if (dl->ins && dl->ins->ops->scnprintf) { if (ins__is_jump(dl->ins)) { - bool fwd = dl->ops.target > (u64)dl->offset; + bool fwd = dl->ops.target.offset > (u64)dl->offset; ui_browser__write_graph(self, fwd ? SLSMG_DARROW_CHAR : SLSMG_UARROW_CHAR); @@ -156,7 +156,7 @@ static void annotate_browser__draw_current_loop(struct ui_browser *browser) if (!pos->ins || !ins__is_jump(pos->ins)) continue; - target = ab->offsets[pos->ops.target]; + target = ab->offsets[pos->ops.target.offset]; if (!target) continue; @@ -360,7 +360,7 @@ static bool annotate_browser__callq(struct annotate_browser *browser, if (!ins__is_call(dl->ins)) return false; - ip = ms->map->map_ip(ms->map, dl->ops.target); + ip = ms->map->map_ip(ms->map, dl->ops.target.addr); target = map__find_symbol(ms->map, ip, NULL); if (target == NULL) { ui_helpline__puts("The called function was not found."); @@ -411,7 +411,7 @@ static bool annotate_browser__jump(struct annotate_browser *browser) if (!ins__is_jump(dl->ins)) return false; - dl = annotate_browser__find_offset(browser, dl->ops.target, &idx); + dl = annotate_browser__find_offset(browser, dl->ops.target.offset, &idx); if (dl == NULL) { ui_helpline__puts("Invallid jump offset"); return true; @@ -692,14 +692,14 @@ static void annotate_browser__mark_jump_targets(struct annotate_browser *browser if (!dl || !dl->ins || !ins__is_jump(dl->ins)) continue; - if (dl->ops.target >= size) { + if (dl->ops.target.offset >= size) { ui__error("jump to after symbol!\n" "size: %zx, jump target: %" PRIx64, - size, dl->ops.target); + size, dl->ops.target.offset); continue; } - dlt = browser->offsets[dl->ops.target]; + dlt = browser->offsets[dl->ops.target.offset]; /* * FIXME: Oops, no jump target? Buggy disassembler? Or do we * have to adjust to the previous offset? diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index b07d7d1425f9..e1e7d0eb6145 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -22,7 +22,7 @@ static int call__parse(struct ins_operands *ops) { char *endptr, *tok, *name; - ops->target = strtoull(ops->raw, &endptr, 16); + ops->target.addr = strtoull(ops->raw, &endptr, 16); name = strchr(endptr, '<'); if (name == NULL) @@ -35,17 +35,17 @@ static int call__parse(struct ins_operands *ops) return -1; *tok = '\0'; - ops->target_name = strdup(name); + ops->target.name = strdup(name); *tok = '>'; - return ops->target_name == NULL ? -1 : 0; + return ops->target.name == NULL ? -1 : 0; indirect_call: tok = strchr(endptr, '*'); if (tok == NULL) return -1; - ops->target = strtoull(tok + 1, NULL, 16); + ops->target.addr = strtoull(tok + 1, NULL, 16); return 0; } @@ -55,10 +55,10 @@ static int call__scnprintf(struct ins *ins, char *bf, size_t size, if (addrs) return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->raw); - if (ops->target_name) - return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->target_name); + if (ops->target.name) + return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->target.name); - return scnprintf(bf, size, "%-6.6s *%" PRIx64, ins->name, ops->target); + return scnprintf(bf, size, "%-6.6s *%" PRIx64, ins->name, ops->target.addr); } static struct ins_ops call_ops = { @@ -78,7 +78,7 @@ static int jump__parse(struct ins_operands *ops) if (s++ == NULL) return -1; - ops->target = strtoll(s, NULL, 16); + ops->target.offset = strtoll(s, NULL, 16); return 0; } @@ -88,7 +88,7 @@ static int jump__scnprintf(struct ins *ins, char *bf, size_t size, if (addrs) return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->raw); - return scnprintf(bf, size, "%-6.6s %" PRIx64, ins->name, ops->target); + return scnprintf(bf, size, "%-6.6s %" PRIx64, ins->name, ops->target.offset); } static struct ins_ops jump_ops = { @@ -289,7 +289,7 @@ void disasm_line__free(struct disasm_line *dl) { free(dl->line); free(dl->name); - free(dl->ops.target_name); + free(dl->ops.target.name); free(dl); } diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h index 8a8af0d82b07..2b9e3e038a84 100644 --- a/tools/perf/util/annotate.h +++ b/tools/perf/util/annotate.h @@ -11,8 +11,11 @@ struct ins; struct ins_operands { char *raw; - char *target_name; - u64 target; + struct { + char *name; + u64 offset; + u64 addr; + } target; }; struct ins_ops { |