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-rw-r--r--tools/perf/util/sort.c268
-rw-r--r--tools/perf/util/sort.h93
2 files changed, 361 insertions, 0 deletions
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
new file mode 100644
index 000000000000..50e75abb1fdd
--- /dev/null
+++ b/tools/perf/util/sort.c
@@ -0,0 +1,268 @@
1#include "sort.h"
2
3regex_t parent_regex;
4char default_parent_pattern[] = "^sys_|^do_page_fault";
5char *parent_pattern = default_parent_pattern;
6char default_sort_order[] = "comm,dso,symbol";
7char *sort_order = default_sort_order;
8int sort__need_collapse = 0;
9int sort__has_parent = 0;
10
11unsigned int dsos__col_width;
12unsigned int comms__col_width;
13unsigned int threads__col_width;
14static unsigned int parent_symbol__col_width;
15char * field_sep;
16
17LIST_HEAD(hist_entry__sort_list);
18
19struct sort_entry sort_thread = {
20 .header = "Command: Pid",
21 .cmp = sort__thread_cmp,
22 .print = sort__thread_print,
23 .width = &threads__col_width,
24};
25
26struct sort_entry sort_comm = {
27 .header = "Command",
28 .cmp = sort__comm_cmp,
29 .collapse = sort__comm_collapse,
30 .print = sort__comm_print,
31 .width = &comms__col_width,
32};
33
34struct sort_entry sort_dso = {
35 .header = "Shared Object",
36 .cmp = sort__dso_cmp,
37 .print = sort__dso_print,
38 .width = &dsos__col_width,
39};
40
41struct sort_entry sort_sym = {
42 .header = "Symbol",
43 .cmp = sort__sym_cmp,
44 .print = sort__sym_print,
45};
46
47struct sort_entry sort_parent = {
48 .header = "Parent symbol",
49 .cmp = sort__parent_cmp,
50 .print = sort__parent_print,
51 .width = &parent_symbol__col_width,
52};
53
54struct sort_dimension {
55 const char *name;
56 struct sort_entry *entry;
57 int taken;
58};
59
60static struct sort_dimension sort_dimensions[] = {
61 { .name = "pid", .entry = &sort_thread, },
62 { .name = "comm", .entry = &sort_comm, },
63 { .name = "dso", .entry = &sort_dso, },
64 { .name = "symbol", .entry = &sort_sym, },
65 { .name = "parent", .entry = &sort_parent, },
66};
67
68int64_t cmp_null(void *l, void *r)
69{
70 if (!l && !r)
71 return 0;
72 else if (!l)
73 return -1;
74 else
75 return 1;
76}
77
78/* --sort pid */
79
80int64_t
81sort__thread_cmp(struct hist_entry *left, struct hist_entry *right)
82{
83 return right->thread->pid - left->thread->pid;
84}
85
86int repsep_fprintf(FILE *fp, const char *fmt, ...)
87{
88 int n;
89 va_list ap;
90
91 va_start(ap, fmt);
92 if (!field_sep)
93 n = vfprintf(fp, fmt, ap);
94 else {
95 char *bf = NULL;
96 n = vasprintf(&bf, fmt, ap);
97 if (n > 0) {
98 char *sep = bf;
99
100 while (1) {
101 sep = strchr(sep, *field_sep);
102 if (sep == NULL)
103 break;
104 *sep = '.';
105 }
106 }
107 fputs(bf, fp);
108 free(bf);
109 }
110 va_end(ap);
111 return n;
112}
113
114size_t
115sort__thread_print(FILE *fp, struct hist_entry *self, unsigned int width)
116{
117 return repsep_fprintf(fp, "%*s:%5d", width - 6,
118 self->thread->comm ?: "", self->thread->pid);
119}
120
121size_t
122sort__comm_print(FILE *fp, struct hist_entry *self, unsigned int width)
123{
124 return repsep_fprintf(fp, "%*s", width, self->thread->comm);
125}
126
127/* --sort dso */
128
129int64_t
130sort__dso_cmp(struct hist_entry *left, struct hist_entry *right)
131{
132 struct dso *dso_l = left->dso;
133 struct dso *dso_r = right->dso;
134
135 if (!dso_l || !dso_r)
136 return cmp_null(dso_l, dso_r);
137
138 return strcmp(dso_l->name, dso_r->name);
139}
140
141size_t
142sort__dso_print(FILE *fp, struct hist_entry *self, unsigned int width)
143{
144 if (self->dso)
145 return repsep_fprintf(fp, "%-*s", width, self->dso->name);
146
147 return repsep_fprintf(fp, "%*llx", width, (u64)self->ip);
148}
149
150/* --sort symbol */
151
152int64_t
153sort__sym_cmp(struct hist_entry *left, struct hist_entry *right)
154{
155 u64 ip_l, ip_r;
156
157 if (left->sym == right->sym)
158 return 0;
159
160 ip_l = left->sym ? left->sym->start : left->ip;
161 ip_r = right->sym ? right->sym->start : right->ip;
162
163 return (int64_t)(ip_r - ip_l);
164}
165
166
167size_t
168sort__sym_print(FILE *fp, struct hist_entry *self, unsigned int width __used)
169{
170 size_t ret = 0;
171
172 if (verbose)
173 ret += repsep_fprintf(fp, "%#018llx %c ", (u64)self->ip,
174 dso__symtab_origin(self->dso));
175
176 ret += repsep_fprintf(fp, "[%c] ", self->level);
177 if (self->sym) {
178 ret += repsep_fprintf(fp, "%s", self->sym->name);
179
180 if (self->sym->module)
181 ret += repsep_fprintf(fp, "\t[%s]",
182 self->sym->module->name);
183 } else {
184 ret += repsep_fprintf(fp, "%#016llx", (u64)self->ip);
185 }
186
187 return ret;
188}
189
190/* --sort comm */
191
192int64_t
193sort__comm_cmp(struct hist_entry *left, struct hist_entry *right)
194{
195 return right->thread->pid - left->thread->pid;
196}
197
198int64_t
199sort__comm_collapse(struct hist_entry *left, struct hist_entry *right)
200{
201 char *comm_l = left->thread->comm;
202 char *comm_r = right->thread->comm;
203
204 if (!comm_l || !comm_r)
205 return cmp_null(comm_l, comm_r);
206
207 return strcmp(comm_l, comm_r);
208}
209
210/* --sort parent */
211
212int64_t
213sort__parent_cmp(struct hist_entry *left, struct hist_entry *right)
214{
215 struct symbol *sym_l = left->parent;
216 struct symbol *sym_r = right->parent;
217
218 if (!sym_l || !sym_r)
219 return cmp_null(sym_l, sym_r);
220
221 return strcmp(sym_l->name, sym_r->name);
222}
223
224size_t
225sort__parent_print(FILE *fp, struct hist_entry *self, unsigned int width)
226{
227 return repsep_fprintf(fp, "%-*s", width,
228 self->parent ? self->parent->name : "[other]");
229}
230
231int sort_dimension__add(const char *tok)
232{
233 unsigned int i;
234
235 for (i = 0; i < ARRAY_SIZE(sort_dimensions); i++) {
236 struct sort_dimension *sd = &sort_dimensions[i];
237
238 if (sd->taken)
239 continue;
240
241 if (strncasecmp(tok, sd->name, strlen(tok)))
242 continue;
243
244 if (sd->entry->collapse)
245 sort__need_collapse = 1;
246
247 if (sd->entry == &sort_parent) {
248 int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED);
249 if (ret) {
250 char err[BUFSIZ];
251
252 regerror(ret, &parent_regex, err, sizeof(err));
253 fprintf(stderr, "Invalid regex: %s\n%s",
254 parent_pattern, err);
255 exit(-1);
256 }
257 sort__has_parent = 1;
258 }
259
260 list_add_tail(&sd->entry->list, &hist_entry__sort_list);
261 sd->taken = 1;
262
263 return 0;
264 }
265
266 return -ESRCH;
267}
268
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
new file mode 100644
index 000000000000..4684fd6d5c4a
--- /dev/null
+++ b/tools/perf/util/sort.h
@@ -0,0 +1,93 @@
1#ifndef __PERF_SORT_H
2#define __PERF_SORT_H
3#include "../builtin.h"
4
5#include "util.h"
6
7#include "color.h"
8#include <linux/list.h>
9#include "cache.h"
10#include <linux/rbtree.h>
11#include "symbol.h"
12#include "string.h"
13#include "callchain.h"
14#include "strlist.h"
15#include "values.h"
16
17#include "../perf.h"
18#include "debug.h"
19#include "header.h"
20
21#include "parse-options.h"
22#include "parse-events.h"
23
24#include "thread.h"
25#include "sort.h"
26
27extern regex_t parent_regex;
28extern char *sort_order;
29extern char default_parent_pattern[];
30extern char *parent_pattern;
31extern char default_sort_order[];
32extern int sort__need_collapse;
33extern int sort__has_parent;
34extern char *field_sep;
35extern struct sort_entry sort_comm;
36extern struct sort_entry sort_dso;
37extern struct sort_entry sort_sym;
38extern struct sort_entry sort_parent;
39extern unsigned int dsos__col_width;
40extern unsigned int comms__col_width;
41extern unsigned int threads__col_width;
42
43struct hist_entry {
44 struct rb_node rb_node;
45
46 struct thread *thread;
47 struct map *map;
48 struct dso *dso;
49 struct symbol *sym;
50 struct symbol *parent;
51 u64 ip;
52 char level;
53 struct callchain_node callchain;
54 struct rb_root sorted_chain;
55
56 u64 count;
57};
58
59/*
60 * configurable sorting bits
61 */
62
63struct sort_entry {
64 struct list_head list;
65
66 const char *header;
67
68 int64_t (*cmp)(struct hist_entry *, struct hist_entry *);
69 int64_t (*collapse)(struct hist_entry *, struct hist_entry *);
70 size_t (*print)(FILE *fp, struct hist_entry *, unsigned int width);
71 unsigned int *width;
72 bool elide;
73};
74
75extern struct sort_entry sort_thread;
76extern struct list_head hist_entry__sort_list;
77
78extern int repsep_fprintf(FILE *fp, const char *fmt, ...);
79extern size_t sort__thread_print(FILE *, struct hist_entry *, unsigned int);
80extern size_t sort__comm_print(FILE *, struct hist_entry *, unsigned int);
81extern size_t sort__dso_print(FILE *, struct hist_entry *, unsigned int);
82extern size_t sort__sym_print(FILE *, struct hist_entry *, unsigned int __used);
83extern int64_t cmp_null(void *, void *);
84extern int64_t sort__thread_cmp(struct hist_entry *, struct hist_entry *);
85extern int64_t sort__comm_cmp(struct hist_entry *, struct hist_entry *);
86extern int64_t sort__comm_collapse(struct hist_entry *, struct hist_entry *);
87extern int64_t sort__dso_cmp(struct hist_entry *, struct hist_entry *);
88extern int64_t sort__sym_cmp(struct hist_entry *, struct hist_entry *);
89extern int64_t sort__parent_cmp(struct hist_entry *, struct hist_entry *);
90extern size_t sort__parent_print(FILE *, struct hist_entry *, unsigned int);
91extern int sort_dimension__add(const char *);
92
93#endif /* __PERF_SORT_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-11 08:47:47 -0500