perf annotate: Pass the symbol's map/dso to the instruction parsers

So that things like:

       → callq  0xffffffff993e3230

found while disassembling /proc/kcore can be beautified by later
patches, that will resolve that address to a function, looking it up in
/proc/kallsyms.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Chris Riyder <chris.ryder@arm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Hemant Kumar <hemant@linux.vnet.ibm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Markus Trippelsdorf <markus@trippelsdorf.de>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: Taeung Song <treeze.taeung@gmail.com>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-p76myuke4j7gplg54amaklxk@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2016-09-19 17:18:16 -03:00
parent 88a7fcf961
commit bff5c30613
2 changed files with 13 additions and 12 deletions

View File

@ -54,7 +54,7 @@ int ins__scnprintf(struct ins *ins, char *bf, size_t size,
return ins__raw_scnprintf(ins, bf, size, ops);
}
static int call__parse(struct ins_operands *ops)
static int call__parse(struct ins_operands *ops, struct map *map __maybe_unused)
{
char *endptr, *tok, *name;
@ -114,7 +114,7 @@ bool ins__is_call(const struct ins *ins)
return ins->ops == &call_ops;
}
static int jump__parse(struct ins_operands *ops)
static int jump__parse(struct ins_operands *ops, struct map *map __maybe_unused)
{
const char *s = strchr(ops->raw, '+');
@ -169,7 +169,7 @@ static int comment__symbol(char *raw, char *comment, u64 *addrp, char **namep)
return 0;
}
static int lock__parse(struct ins_operands *ops)
static int lock__parse(struct ins_operands *ops, struct map *map)
{
char *name;
@ -190,7 +190,7 @@ static int lock__parse(struct ins_operands *ops)
return 0;
if (ops->locked.ins->ops->parse &&
ops->locked.ins->ops->parse(ops->locked.ops) < 0)
ops->locked.ins->ops->parse(ops->locked.ops, map) < 0)
goto out_free_ops;
return 0;
@ -233,7 +233,7 @@ static struct ins_ops lock_ops = {
.scnprintf = lock__scnprintf,
};
static int mov__parse(struct ins_operands *ops)
static int mov__parse(struct ins_operands *ops, struct map *map __maybe_unused)
{
char *s = strchr(ops->raw, ','), *target, *comment, prev;
@ -300,7 +300,7 @@ static struct ins_ops mov_ops = {
.scnprintf = mov__scnprintf,
};
static int dec__parse(struct ins_operands *ops)
static int dec__parse(struct ins_operands *ops, struct map *map __maybe_unused)
{
char *target, *comment, *s, prev;
@ -705,7 +705,7 @@ int hist_entry__inc_addr_samples(struct hist_entry *he, int evidx, u64 ip)
return symbol__inc_addr_samples(he->ms.sym, he->ms.map, evidx, ip);
}
static void disasm_line__init_ins(struct disasm_line *dl)
static void disasm_line__init_ins(struct disasm_line *dl, struct map *map)
{
dl->ins = ins__find(dl->name);
@ -715,7 +715,7 @@ static void disasm_line__init_ins(struct disasm_line *dl)
if (!dl->ins->ops)
return;
if (dl->ins->ops->parse && dl->ins->ops->parse(&dl->ops) < 0)
if (dl->ins->ops->parse && dl->ins->ops->parse(&dl->ops, map) < 0)
dl->ins = NULL;
}
@ -757,7 +757,8 @@ out_free_name:
}
static struct disasm_line *disasm_line__new(s64 offset, char *line,
size_t privsize, int line_nr)
size_t privsize, int line_nr,
struct map *map)
{
struct disasm_line *dl = zalloc(sizeof(*dl) + privsize);
@ -772,7 +773,7 @@ static struct disasm_line *disasm_line__new(s64 offset, char *line,
if (disasm_line__parse(dl->line, &dl->name, &dl->ops.raw) < 0)
goto out_free_line;
disasm_line__init_ins(dl);
disasm_line__init_ins(dl, map);
}
}
@ -1144,7 +1145,7 @@ static int symbol__parse_objdump_line(struct symbol *sym, struct map *map,
parsed_line = tmp2 + 1;
}
dl = disasm_line__new(offset, parsed_line, privsize, *line_nr);
dl = disasm_line__new(offset, parsed_line, privsize, *line_nr, map);
free(line);
(*line_nr)++;

View File

@ -36,7 +36,7 @@ struct ins_operands {
struct ins_ops {
void (*free)(struct ins_operands *ops);
int (*parse)(struct ins_operands *ops);
int (*parse)(struct ins_operands *ops, struct map *map);
int (*scnprintf)(struct ins *ins, char *bf, size_t size,
struct ins_operands *ops);
};