[PATCH 07/35] perf annotate: Add arch into struct annotate_args

From: Jiri Olsa
Date: Wed Oct 11 2017 - 11:08:45 EST


Adding arch into struct annotate_args to reduce the number of
arguments that need to travel all the way to line allocation.

Link: http://lkml.kernel.org/n/tip-eoe2l3uyf4mtwmud3a06qzw4@xxxxxxxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/perf/util/annotate.c | 17 ++++++++---------
1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index ccf7cac5dcb9..c814c33a987e 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -870,12 +870,12 @@ static int disasm_line__parse(char *line, const char **namep, char **rawp)

struct annotate_args {
size_t privsize;
+ struct arch *arch;
};

static struct disasm_line *disasm_line__new(struct annotate_args *args,
s64 offset, char *line,
int line_nr,
- struct arch *arch,
struct map *map)
{
struct disasm_line *dl = zalloc(sizeof(*dl) + args->privsize);
@@ -892,7 +892,7 @@ static struct disasm_line *disasm_line__new(struct annotate_args *args,
if (disasm_line__parse(dl->al.line, &dl->ins.name, &dl->ops.raw) < 0)
goto out_free_line;

- disasm_line__init_ins(dl, arch, map);
+ disasm_line__init_ins(dl, args->arch, map);
}
}

@@ -1212,7 +1212,7 @@ static int disasm_line__print(struct disasm_line *dl, struct symbol *sym, u64 st
* The ops.raw part will be parsed further according to type of the instruction.
*/
static int symbol__parse_objdump_line(struct symbol *sym, struct map *map,
- struct arch *arch, FILE *file,
+ FILE *file,
struct annotate_args *args,
int *line_nr)
{
@@ -1259,7 +1259,7 @@ static int symbol__parse_objdump_line(struct symbol *sym, struct map *map,
parsed_line = tmp2 + 1;
}

- dl = disasm_line__new(args, offset, parsed_line, *line_nr, arch, map);
+ dl = disasm_line__new(args, offset, parsed_line, *line_nr, map);
free(line);
(*line_nr)++;

@@ -1421,8 +1421,7 @@ static const char *annotate__norm_arch(const char *arch_name)
}

static int symbol__disassemble(struct symbol *sym, struct map *map,
- struct annotate_args *args,
- struct arch *arch)
+ struct annotate_args *args)
{
struct dso *dso = map->dso;
char command[PATH_MAX * 2];
@@ -1522,7 +1521,7 @@ static int symbol__disassemble(struct symbol *sym, struct map *map,
* can associate it with the instructions till the next one.
* See disasm_line__new() and struct disasm_line::line_nr.
*/
- if (symbol__parse_objdump_line(sym, map, arch, file, args,
+ if (symbol__parse_objdump_line(sym, map, file, args,
&lineno) < 0)
break;
nline++;
@@ -1570,7 +1569,7 @@ int symbol__annotate(struct symbol *sym, struct map *map,
if (!arch_name)
return -1;

- arch = arch__find(arch_name);
+ args.arch = arch = arch__find(arch_name);
if (arch == NULL)
return -ENOTSUP;

@@ -1585,7 +1584,7 @@ int symbol__annotate(struct symbol *sym, struct map *map,
}
}

- return symbol__disassemble(sym, map, &args, arch);
+ return symbol__disassemble(sym, map, &args);
}

static void insert_source_line(struct rb_root *root, struct source_line *src_line)
--
2.13.6