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annotate example/word_count/gpu/Exec.cl @ 1837:093bdd5e940e draft
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| author | Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 20 Dec 2013 12:00:15 +0900 |
| parents | 56692133c5fb |
| children | 759587e37bc7 |
| rev | line source |
|---|---|
| 1539 | 1 __kernel void |
|
1836
56692133c5fb
success run wordcount with gpu, but result is wrong
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents:
1677
diff
changeset
|
2 wordcount(__constant long *param, |
|
56692133c5fb
success run wordcount with gpu, but result is wrong
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents:
1677
diff
changeset
|
3 __global char *i_data, |
|
56692133c5fb
success run wordcount with gpu, but result is wrong
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents:
1677
diff
changeset
|
4 __global unsigned long long *o_data) |
| 1539 | 5 { |
| 1837 | 6 __global unsigned long long *head_tail_flag = o_data+2; |
|
1836
56692133c5fb
success run wordcount with gpu, but result is wrong
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
parents:
1677
diff
changeset
|
7 long length = param[0]; |
| 1539 | 8 int word_flag = 0; |
| 9 int word_num = 0; | |
| 10 int line_num = 0; | |
| 11 int i = 0; | |
| 12 | |
| 13 head_tail_flag[0] = (i_data[0] != 0x20) && (i_data[0] != 0x0A); | |
| 14 word_num -= 1-head_tail_flag[0]; | |
| 15 | |
| 16 for (; i < length; i++) { | |
| 17 if (i_data[i] == 0x20) { | |
| 18 word_flag = 1; | |
| 19 } else if (i_data[i] == 0x0A) { | |
| 20 line_num += 1; | |
| 21 word_flag = 1; | |
| 22 } else { | |
| 23 word_num += word_flag; | |
| 24 word_flag = 0; | |
| 25 } | |
| 26 } | |
| 27 | |
| 28 word_num += word_flag; | |
| 29 head_tail_flag[1] = (i_data[i-1] != 0x20) && (i_data[i-1] != 0x0A); | |
| 30 | |
| 31 // s->printf("SPE word %d line %d\n",word_num,line_num); | |
| 32 | |
| 33 o_data[0] = (unsigned long long)word_num; | |
| 34 o_data[1] = (unsigned long long)line_num; | |
| 35 | |
| 36 } |