blob: 697c8b4e59cc0cc4b906a73e0207364d4960854e [file] [log] [blame]
Brice Goglin8d513272009-08-07 13:55:24 +02001#include <stdlib.h>
2
3#include "util.h"
4#include "values.h"
5
6void perf_read_values_init(struct perf_read_values *values)
7{
8 values->threads_max = 16;
9 values->pid = malloc(values->threads_max * sizeof(*values->pid));
10 values->tid = malloc(values->threads_max * sizeof(*values->tid));
11 values->value = malloc(values->threads_max * sizeof(*values->value));
12 if (!values->pid || !values->tid || !values->value)
13 die("failed to allocate read_values threads arrays");
14 values->threads = 0;
15
16 values->counters_max = 16;
17 values->counterrawid = malloc(values->counters_max
18 * sizeof(*values->counterrawid));
19 values->countername = malloc(values->counters_max
20 * sizeof(*values->countername));
21 if (!values->counterrawid || !values->countername)
22 die("failed to allocate read_values counters arrays");
23 values->counters = 0;
24}
25
26void perf_read_values_destroy(struct perf_read_values *values)
27{
28 int i;
29
30 if (!values->threads_max || !values->counters_max)
31 return;
32
33 for (i = 0; i < values->threads; i++)
34 free(values->value[i]);
Namhyung Kim0161d822011-12-13 00:16:53 +090035 free(values->value);
Brice Goglin8d513272009-08-07 13:55:24 +020036 free(values->pid);
37 free(values->tid);
38 free(values->counterrawid);
39 for (i = 0; i < values->counters; i++)
40 free(values->countername[i]);
41 free(values->countername);
42}
43
44static void perf_read_values__enlarge_threads(struct perf_read_values *values)
45{
46 values->threads_max *= 2;
47 values->pid = realloc(values->pid,
48 values->threads_max * sizeof(*values->pid));
49 values->tid = realloc(values->tid,
50 values->threads_max * sizeof(*values->tid));
51 values->value = realloc(values->value,
52 values->threads_max * sizeof(*values->value));
53 if (!values->pid || !values->tid || !values->value)
54 die("failed to enlarge read_values threads arrays");
55}
56
57static int perf_read_values__findnew_thread(struct perf_read_values *values,
58 u32 pid, u32 tid)
59{
60 int i;
61
62 for (i = 0; i < values->threads; i++)
63 if (values->pid[i] == pid && values->tid[i] == tid)
64 return i;
65
66 if (values->threads == values->threads_max)
67 perf_read_values__enlarge_threads(values);
68
69 i = values->threads++;
70 values->pid[i] = pid;
71 values->tid[i] = tid;
72 values->value[i] = malloc(values->counters_max * sizeof(**values->value));
73 if (!values->value[i])
74 die("failed to allocate read_values counters array");
75
76 return i;
77}
78
79static void perf_read_values__enlarge_counters(struct perf_read_values *values)
80{
81 int i;
82
83 values->counters_max *= 2;
84 values->counterrawid = realloc(values->counterrawid,
85 values->counters_max * sizeof(*values->counterrawid));
86 values->countername = realloc(values->countername,
87 values->counters_max * sizeof(*values->countername));
88 if (!values->counterrawid || !values->countername)
89 die("failed to enlarge read_values counters arrays");
90
91 for (i = 0; i < values->threads; i++) {
92 values->value[i] = realloc(values->value[i],
93 values->counters_max * sizeof(**values->value));
94 if (!values->value[i])
95 die("failed to enlarge read_values counters arrays");
96 }
97}
98
99static int perf_read_values__findnew_counter(struct perf_read_values *values,
Ingo Molnar83a09442009-08-15 12:26:57 +0200100 u64 rawid, const char *name)
Brice Goglin8d513272009-08-07 13:55:24 +0200101{
102 int i;
103
104 for (i = 0; i < values->counters; i++)
105 if (values->counterrawid[i] == rawid)
106 return i;
107
108 if (values->counters == values->counters_max)
109 perf_read_values__enlarge_counters(values);
110
111 i = values->counters++;
112 values->counterrawid[i] = rawid;
113 values->countername[i] = strdup(name);
114
115 return i;
116}
117
118void perf_read_values_add_value(struct perf_read_values *values,
119 u32 pid, u32 tid,
Ingo Molnar83a09442009-08-15 12:26:57 +0200120 u64 rawid, const char *name, u64 value)
Brice Goglin8d513272009-08-07 13:55:24 +0200121{
122 int tindex, cindex;
123
124 tindex = perf_read_values__findnew_thread(values, pid, tid);
125 cindex = perf_read_values__findnew_counter(values, rawid, name);
126
127 values->value[tindex][cindex] = value;
128}
129
Brice Goglin9f866692009-08-10 15:26:32 +0200130static void perf_read_values__display_pretty(FILE *fp,
131 struct perf_read_values *values)
Brice Goglin8d513272009-08-07 13:55:24 +0200132{
133 int i, j;
134 int pidwidth, tidwidth;
135 int *counterwidth;
136
137 counterwidth = malloc(values->counters * sizeof(*counterwidth));
138 if (!counterwidth)
139 die("failed to allocate counterwidth array");
140 tidwidth = 3;
141 pidwidth = 3;
142 for (j = 0; j < values->counters; j++)
143 counterwidth[j] = strlen(values->countername[j]);
144 for (i = 0; i < values->threads; i++) {
145 int width;
146
147 width = snprintf(NULL, 0, "%d", values->pid[i]);
148 if (width > pidwidth)
149 pidwidth = width;
150 width = snprintf(NULL, 0, "%d", values->tid[i]);
151 if (width > tidwidth)
152 tidwidth = width;
153 for (j = 0; j < values->counters; j++) {
Arnaldo Carvalho de Melo9486aa32011-01-22 20:37:02 -0200154 width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]);
Brice Goglin8d513272009-08-07 13:55:24 +0200155 if (width > counterwidth[j])
156 counterwidth[j] = width;
157 }
158 }
159
160 fprintf(fp, "# %*s %*s", pidwidth, "PID", tidwidth, "TID");
161 for (j = 0; j < values->counters; j++)
162 fprintf(fp, " %*s", counterwidth[j], values->countername[j]);
163 fprintf(fp, "\n");
164
165 for (i = 0; i < values->threads; i++) {
166 fprintf(fp, " %*d %*d", pidwidth, values->pid[i],
167 tidwidth, values->tid[i]);
168 for (j = 0; j < values->counters; j++)
Arnaldo Carvalho de Melo9486aa32011-01-22 20:37:02 -0200169 fprintf(fp, " %*" PRIu64,
Brice Goglin8d513272009-08-07 13:55:24 +0200170 counterwidth[j], values->value[i][j]);
171 fprintf(fp, "\n");
172 }
Alexander Beregalov8d9e5032010-01-07 19:40:47 +0300173 free(counterwidth);
Brice Goglin8d513272009-08-07 13:55:24 +0200174}
Brice Goglin9f866692009-08-10 15:26:32 +0200175
176static void perf_read_values__display_raw(FILE *fp,
177 struct perf_read_values *values)
178{
179 int width, pidwidth, tidwidth, namewidth, rawwidth, countwidth;
180 int i, j;
181
182 tidwidth = 3; /* TID */
183 pidwidth = 3; /* PID */
184 namewidth = 4; /* "Name" */
185 rawwidth = 3; /* "Raw" */
186 countwidth = 5; /* "Count" */
187
188 for (i = 0; i < values->threads; i++) {
189 width = snprintf(NULL, 0, "%d", values->pid[i]);
190 if (width > pidwidth)
191 pidwidth = width;
192 width = snprintf(NULL, 0, "%d", values->tid[i]);
193 if (width > tidwidth)
194 tidwidth = width;
195 }
196 for (j = 0; j < values->counters; j++) {
197 width = strlen(values->countername[j]);
198 if (width > namewidth)
199 namewidth = width;
Arnaldo Carvalho de Melo9486aa32011-01-22 20:37:02 -0200200 width = snprintf(NULL, 0, "%" PRIx64, values->counterrawid[j]);
Brice Goglin9f866692009-08-10 15:26:32 +0200201 if (width > rawwidth)
202 rawwidth = width;
203 }
204 for (i = 0; i < values->threads; i++) {
205 for (j = 0; j < values->counters; j++) {
Arnaldo Carvalho de Melo9486aa32011-01-22 20:37:02 -0200206 width = snprintf(NULL, 0, "%" PRIu64, values->value[i][j]);
Brice Goglin9f866692009-08-10 15:26:32 +0200207 if (width > countwidth)
208 countwidth = width;
209 }
210 }
211
212 fprintf(fp, "# %*s %*s %*s %*s %*s\n",
213 pidwidth, "PID", tidwidth, "TID",
214 namewidth, "Name", rawwidth, "Raw",
215 countwidth, "Count");
216 for (i = 0; i < values->threads; i++)
217 for (j = 0; j < values->counters; j++)
Arnaldo Carvalho de Melo9486aa32011-01-22 20:37:02 -0200218 fprintf(fp, " %*d %*d %*s %*" PRIx64 " %*" PRIu64,
Brice Goglin9f866692009-08-10 15:26:32 +0200219 pidwidth, values->pid[i],
220 tidwidth, values->tid[i],
221 namewidth, values->countername[j],
222 rawwidth, values->counterrawid[j],
223 countwidth, values->value[i][j]);
224}
225
Ingo Molnar83a09442009-08-15 12:26:57 +0200226void perf_read_values_display(FILE *fp, struct perf_read_values *values, int raw)
Brice Goglin9f866692009-08-10 15:26:32 +0200227{
228 if (raw)
229 perf_read_values__display_raw(fp, values);
230 else
231 perf_read_values__display_pretty(fp, values);
232}