Mercurial > hg > Game > Cerium

annotate example/word_count/main.cc @ 1727:e99dc86d39e2 draft

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minor fix
author Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
date Wed, 30 Oct 2013 19:05:38 +0900
parents 1755ae347fce
children 6bd9a57eb44d
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Masa <e085726@ie.u-ryukyu.ac.jp>
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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <string.h>
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4 #include <sys/mman.h>
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5 #include <sys/types.h>
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6 #include <sys/stat.h>
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7 #include <fcntl.h>
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8 #include <unistd.h>
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9 #include <sys/time.h>
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10 #include "TaskManager.h"
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11 #include "SchedTask.h"
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12 #include "Func.h"
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13 #include "WordCount.h"
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14
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15 /* ;TODO
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16 * PS3でCPU数が2以上の時に、あまりが計算されてない
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17 */
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18
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19 extern void task_init();
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20 void TMend(TaskManager *);
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21 static double st_time;
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22 static double ed_time;
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23 int all = 0;
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24 int use_task_array = 1;
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25 int use_task_creater = 0;
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26 int use_compat = 0;
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27 int array_task_num = 8;
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28 int spe_num = 1;
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29 CPU_TYPE spe_cpu = SPE_ANY;
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30 const char *usr_help_str = "Usage: ./word_count [-a -c -s] [-cpu spe_num] [-g] [-file filename]\n";
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31
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32 static double
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33 getTime() {
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34 struct timeval tv;
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35 gettimeofday(&tv, NULL);
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36 return tv.tv_sec + (double)tv.tv_usec*1e-6;
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37 }
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38
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39 typedef struct {
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40 caddr_t file_mmap;
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41 off_t size;
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42 } st_mmap_t;
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43
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44 /*与えられたsizeをfix_byte_sizeの倍数にする(丸め込むっていうのかな？)*/
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45 static int
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46 fix_byte(int size,int fix_byte_size)
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47 {
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48 size = (size/fix_byte_size)*fix_byte_size + ((size%fix_byte_size)!= 0)*fix_byte_size;
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49
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50 return size;
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51 }
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52
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53
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54 static st_mmap_t
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55 my_mmap(char *filename)
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56 {
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57
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58 /*マッピングだよ!*/
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59 int fd = -1;
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60 int map = MAP_PRIVATE;
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61 st_mmap_t st_mmap;
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62 struct stat sb;
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63
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64 if ((fd=open(filename,O_RDONLY,0666))==0) {
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65 fprintf(stderr,"can't open %s\n",filename);
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66 }
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67
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68 if (fstat(fd,&sb)) {
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69 fprintf(stderr,"can't fstat %s\n",filename);
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70 }
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71
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72 printf("file size %d\n",(int)sb.st_size);
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73
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74 /*sizeをページングサイズの倍数にあわせる*/
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75 st_mmap.size = fix_byte(sb.st_size,4096);
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76
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77 printf("fix 4096byte file size %d\n",(int)st_mmap.size);
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78
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79 st_mmap.file_mmap = (char*)mmap(NULL,st_mmap.size,PROT_READ,map,fd,(off_t)0);
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80 if (st_mmap.file_mmap == (caddr_t)-1) {
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81 fprintf(stderr,"Can't mmap file\n");
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82 perror(NULL);
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83 exit(0);
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84 }
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85
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86 return st_mmap;
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87
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88 }
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89
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90 static void
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91 run_tasks(SchedTask *manager, WordCount *w, int task_count, HTaskPtr t_next, int size)
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92 {
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93
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94 if (task_count < array_task_num) {
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95 array_task_num = task_count;
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96 if (task_count<=0) return;
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97 }
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98
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99 for (int i = 0; i < task_count; i += array_task_num) {
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100
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101 HTask *task_array;
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102 if (use_task_array) {
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103 int task_num = (w->size+size-1)/size;
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104 if (task_num>array_task_num) task_num = array_task_num;
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105 task_array = manager->create_task_array(TASK_EXEC,task_num,0,1,1);
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106 if (!all) {
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107 t_next->wait_for(task_array);
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108 } else {
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109 w->t_print->wait_for(task_array);
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110 }
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111 }
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112
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113 Task *t_exec = 0;
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114 HTask *h_exec = 0;
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115 for (int j = 0; j < array_task_num; j++) {
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116 int i = w->task_spwaned++;
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117 if (w->size < size) size = w->size;
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118 int length = size/sizeof(char);
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119 if (size==0) break;
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120 if (use_task_array) {
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121 t_exec = task_array->next_task_array(TASK_EXEC,t_exec);
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122 t_exec->set_param(0,&length);
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123 t_exec->set_inData(0,w->file_mmap + i*w->division_size, size);
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124 t_exec->set_outData(0,w->o_data + i*w->out_size, w->division_out_size);
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125 } else if (use_compat) {
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126 h_exec = manager->create_task(TASK_EXEC);
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127 h_exec->set_inData(0,w->file_mmap + i*w->division_size, size);
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128 h_exec->set_outData(0,w->o_data + i*w->out_size, w->division_out_size);
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129
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130 t_next->wait_for(h_exec);
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131
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132 h_exec->set_cpu(SPE_ANY);
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133 h_exec->spawn();
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134 } else {
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135 h_exec = manager->create_task(TASK_EXEC,
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136 (memaddr)(w->file_mmap + i*w->division_size), size,
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137 (memaddr)(w->o_data + i*w->out_size), w->division_out_size);
1727
e99dc86d39e2 minor fix
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1694
diff changeset
138 h_exec->set_param(0,&length);
1688
705f09f646ac remove spe_num roop
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parents: 1684
diff changeset
139 t_next->wait_for(h_exec);
705f09f646ac remove spe_num roop
Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1684
diff changeset
140 h_exec->set_cpu(SPE_ANY);
1542
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parents: 1538
diff changeset
141 h_exec->spawn();
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diff changeset
142 }
9ccfdc408d51 fix gpu word count.but not count line num.
Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1538
diff changeset
143 w->size -= size;
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diff changeset
144 w->task_num--;
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Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1351
diff changeset
145 }
1688
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Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1684
diff changeset
146 if (use_task_array) {
705f09f646ac remove spe_num roop
Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1684
diff changeset
147 task_array->spawn_task_array(t_exec->next());
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parents: 1684
diff changeset
148 task_array->set_cpu(SPE_ANY);
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Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1684
diff changeset
149 task_array->spawn();
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Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1684
diff changeset
150 } else {
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parents: 1684
diff changeset
151 //if (!all) t_next->wait_for(h_exec);
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parents: 1684
diff changeset
152 }
705f09f646ac remove spe_num roop
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parents: 1684
diff changeset
153 }
946
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154 }
393
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155
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156 /**
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157 * このTaskは、PPE上で実行されるので、並列に実行されることはない
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158 * 二つ実行されていて、Task が足りなくなることがないようにしている。
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159 */
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160
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parents: 797
diff changeset
161 SchedDefineTask1(RUN_TASK_BLOCKS,run16);
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162
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parents: 797
diff changeset
163 static int
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parents: 797
diff changeset
164 run16(SchedTask *manager, void *in, void *out)
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165 {
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166 WordCount *w = *(WordCount **)in;
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167
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168 if (w->task_num < w->task_blocks) {
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169 // last case
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Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1351
diff changeset
170 while (w->size >= w->division_size)
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171 run_tasks(manager,w,w->task_num, w->t_print, w->division_size);
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172 // remaining data
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Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1351
diff changeset
173 while (w->size>0)
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Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1351
diff changeset
174 run_tasks(manager,w,1, w->t_print, w->size);
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parents: 1351
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175 // printf("run16 last %d\n",w->task_num);
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parents: 948
diff changeset
176 } else {
1538
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parents: 1351
diff changeset
177 HTaskPtr t_next = manager->create_task(RUN_TASK_BLOCKS,
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178 (memaddr)&w->self,sizeof(memaddr),0,0);
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parents: 1351
diff changeset
179 w->t_print->wait_for(t_next);
946
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180
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parents: 1351
diff changeset
181 run_tasks(manager,w, w->task_blocks, t_next, w->division_size);
946
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182
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parents: 1351
diff changeset
183 t_next->spawn();
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parents: 1351
diff changeset
184 // printf("run16 next %d\n",w->task_num);
946
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185 }
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parents: 797
diff changeset
186 return 0;
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parents: 797
diff changeset
187 }
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parents: 797
diff changeset
188
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parents: 797
diff changeset
189
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 797
diff changeset
190 static int blocks = 48;
1123
2a63ba2c9506 bug fix.
yutaka@localhost.localdomain
parents: 1083
diff changeset
191 //static int blocks = 31 * 6 * 24;
946
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parents: 797
diff changeset
192 static int division = 16; // in Kbyte
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parents: 797
diff changeset
193
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parents: 797
diff changeset
194 static void
400
984e7890db0c Fix examples.
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 394
diff changeset
195 run_start(TaskManager *manager, char *filename)
393
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196 {
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197 HTaskPtr t_print;
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198
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199 st_mmap_t st_mmap;
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200 st_mmap = my_mmap(filename);
946
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diff changeset
201 WordCount *w = (WordCount*)manager->allocate(sizeof(WordCount));
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202 // bzero(w,sizeof(WordCount));
393
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203
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parents: 1351
diff changeset
204 //w->task_blocks = blocks;
946
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diff changeset
205 w->self = w;
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206 w->task_spwaned = 0;
393
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207
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208 /*sizeはdivision_sizeの倍数にしている。*/
949
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 948
diff changeset
209 w->size = w->file_size = st_mmap.size;
946
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 797
diff changeset
210 w->file_mmap = st_mmap.file_mmap;
949
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 948
diff changeset
211 printf("w %lx\n",(long)w);
393
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212
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213 /* 1task分のデータサイズ(byte) */
946
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parents: 797
diff changeset
214 if (w->size >= 1024*division) {
1538
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parents: 1351
diff changeset
215 w->division_size = 1024 * division;/*16kbyte*/
946
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parents: 797
diff changeset
216 } else {
1538
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parents: 1351
diff changeset
217 w->division_size = w->size;
393
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diff changeset
218 }
cb06748ba6cf add word_count
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diff changeset
219
946
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parents: 797
diff changeset
220 printf("dvision_size %d\n",w->division_size);
393
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221
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222 /* "word num" and "line num" */
946
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parents: 797
diff changeset
223 w->status_num = 2;
393
cb06748ba6cf add word_count
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224 /* taskの数 */
946
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parents: 797
diff changeset
225 w->task_num = w->size / w->division_size;
852ed17d8af1 unify word count examples....
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parents: 797
diff changeset
226 w->task_num = w->task_num + (w->division_size*w->task_num < w->size);
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 797
diff changeset
227 int out_task_num = w->task_num;
394
bc2012726a51 debug word_count
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parents: 393
diff changeset
228
968
122b1fddfa94 fix wordcount
Yutaka Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp>
parents: 967
diff changeset
229 if(!all) {
122b1fddfa94 fix wordcount
Yutaka Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp>
parents: 967
diff changeset
230 w->task_blocks = blocks;
122b1fddfa94 fix wordcount
Yutaka Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp>
parents: 967
diff changeset
231 } else {
122b1fddfa94 fix wordcount
Yutaka Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp>
parents: 967
diff changeset
232 w->task_blocks = w->task_num;
122b1fddfa94 fix wordcount
Yutaka Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp>
parents: 967
diff changeset
233 }
122b1fddfa94 fix wordcount
Yutaka Kinjyo <yutaka@cr.ie.u-ryukyu.ac.jp>
parents: 967
diff changeset
234
946
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parents: 797
diff changeset
235 w->out_task_num = out_task_num;
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parents: 797
diff changeset
236 printf("task_num %d\n",w->task_num);
852ed17d8af1 unify word count examples....
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parents: 797
diff changeset
237 printf("out_task_num %d\n",w->out_task_num);
394
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parents: 393
diff changeset
238
1007
00c01f416e3a add mail_queue
yutaka@localhost.localdomain
parents: 972
diff changeset
239 /* out用のdivision_size. statusが2つなので、あわせて16byteになるように、long long(4byte)を使用 */
393
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240
946
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parents: 797
diff changeset
241 w->division_out_size = sizeof(unsigned long long)*4;
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parents: 797
diff changeset
242 int out_size = w->division_out_size*out_task_num;
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parents: 797
diff changeset
243 w->o_data = (unsigned long long *)manager->allocate(out_size);
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parents: 797
diff changeset
244 w->out_size = 4;
393
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245 printf("out size %d\n",out_size);
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246
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247 /*各SPEの結果を合計して出力するタスク*/
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248
946
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diff changeset
249 t_print = manager->create_task(TASK_PRINT,
1542
9ccfdc408d51 fix gpu word count.but not count line num.
Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1538
diff changeset
250 (memaddr)&w->self,sizeof(memaddr),0,0);
946
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents: 797
diff changeset
251 w->t_print = t_print;
783
76781837ff3a wordcount fix?
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parents: 743
diff changeset
252
1694
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1688
diff changeset
253 // for(int i = 0;i<4;i++) {
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1688
diff changeset
254 // /* Task を task_blocks ずつ起動する Task */
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1688
diff changeset
255 // /* serialize されていると仮定する... */
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1688
diff changeset
256 HTaskPtr t_exec = manager->create_task(RUN_TASK_BLOCKS,
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1688
diff changeset
257 (memaddr)&w->self,sizeof(memaddr),0,0);
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1688
diff changeset
258 t_print->wait_for(t_exec);
1755ae347fce use iterate for multiply
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1688
diff changeset
259 t_exec->iterate(4);
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1688
diff changeset
260 // t_exec->spawn();
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents: 1688
diff changeset
261 // }
393
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diff changeset
262 t_print->spawn();
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263 }
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264
946
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parents: 797
diff changeset
265 static char*
393
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diff changeset
266 init(int argc, char **argv)
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diff changeset
267 {
1538
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parents: 1351
diff changeset
268
394
bc2012726a51 debug word_count
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parents: 393
diff changeset
269 char *filename = 0;
1538
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parents: 1351
diff changeset
270
fac06524090b add gpu task wordcount. But not work print
Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
parents: 1351
diff changeset
271 for (int i = 1; argv[i]; ++i) {
fac06524090b add gpu task wordcount. But not work print
Yuhi TOMARI <yuhi@cr.ie.u-ryukyu.ac.jp>
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diff changeset
272 if (strcmp(argv[i], "-file") == 0) {
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273 filename = argv[i+1]; i++;
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274 } else if (strcmp(argv[i], "-division") == 0) {
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275 division = atoi(argv[i+1]);
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276 i++;
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277 } else if (strcmp(argv[i], "-block") == 0) {
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278 blocks = atoi(argv[i+1]);
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279 i++;
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280 } else if (strcmp(argv[i], "-a") == 0) {
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281 // create task all at once
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282 all = 1;
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283 } else if (strcmp(argv[i], "-c") == 0) {
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284 use_task_array = 0;
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285 use_compat = 1;
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286 } else if (strcmp(argv[i], "-s") == 0) {
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287 use_task_array = 0;
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288 use_compat = 0;
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289 } else if (strcmp(argv[i], "-t") == 0) {
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290 use_task_creater = 1;
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291 use_task_array = 0;
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292 use_compat = 0;
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293 } else if (strcmp(argv[i], "-anum") == 0) {
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294 array_task_num = atoi(argv[i+1]);
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295 i++;
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296 } /*else if (strcmp(argv[i], "-g") == 0 ) {
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297 spe_cpu = GPU_0;
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298 } else if (strcmp(argv[i], "-cpu") == 0) {
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299 spe_num = atoi(argv[i+1]);
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300 i++;
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301 if (spe_num==0) spe_num = 1;
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302 } else {
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303 fprintf(stderr,"%s\n",usr_help_str);
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304 exit (0);
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305 }*/
393
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306 }
400
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307 if (filename==0) {
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308 puts(usr_help_str);
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309 exit(1);
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310 }
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311
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312 return filename;
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313 }
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314
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315
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316 int
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317 TMmain(TaskManager *manager, int argc, char *argv[])
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318 {
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319
394
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320 char *filename = 0;
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321 filename = init(argc, argv);
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322
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323 if (filename < 0) {
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324 return -1;
393
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325 }
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326
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327 task_init();
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328 run_start(manager, filename);
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329 st_time = getTime();
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330 manager->set_TMend(TMend);
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331 return 0;
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332 }
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333
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334 void
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335 TMend(TaskManager *manager)
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336 {
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337 ed_time = getTime();
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338 printf("Time: %0.6f\n",ed_time-st_time);
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339 }
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340
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341 /* end */