diff options
Diffstat (limited to 'dis/Pointer')
| -rw-r--r-- | dis/Pointer/DISstressmarkRNG.h | 1 | ||||
| -rw-r--r-- | dis/Pointer/pointer.c | 225 |
2 files changed, 113 insertions, 113 deletions
diff --git a/dis/Pointer/DISstressmarkRNG.h b/dis/Pointer/DISstressmarkRNG.h index 4aa2620..6243606 100644 --- a/dis/Pointer/DISstressmarkRNG.h +++ b/dis/Pointer/DISstressmarkRNG.h | |||
| @@ -1,3 +1,4 @@ | |||
| 1 | #include <assert.h> | ||
| 1 | #include <math.h> | 2 | #include <math.h> |
| 2 | 3 | ||
| 3 | #define IA 16807 | 4 | #define IA 16807 |
diff --git a/dis/Pointer/pointer.c b/dis/Pointer/pointer.c index 3fc7248..3f3eefb 100644 --- a/dis/Pointer/pointer.c +++ b/dis/Pointer/pointer.c | |||
| @@ -1,26 +1,26 @@ | |||
| 1 | /* | 1 | /* |
| 2 | * Sample code for the DIS Pointer Stressmark | 2 | * Sample code for the DIS Pointer Stressmark |
| 3 | * | 3 | * |
| 4 | * This source code is the completely correct source code based on | 4 | * This source code is the completely correct source code based on |
| 5 | * the example codes provided by Atlantic Aerospace Division, Titan | 5 | * the example codes provided by Atlantic Aerospace Division, Titan |
| 6 | * Systems Corporation, 2000. | 6 | * Systems Corporation, 2000. |
| 7 | * | 7 | * |
| 8 | * If you just compile and generate the executables from this source | 8 | * If you just compile and generate the executables from this source |
| 9 | * code, this code would be enough. However, if you wish to get a complete | 9 | * code, this code would be enough. However, if you wish to get a complete |
| 10 | * understanding of this stressmark, it is strongly suggested that you | 10 | * understanding of this stressmark, it is strongly suggested that you |
| 11 | * read the Benchmark Analysis and Specifications Document Version 1.0 | 11 | * read the Benchmark Analysis and Specifications Document Version 1.0 |
| 12 | * before going on since the detailed comments are given in this documents. | 12 | * before going on since the detailed comments are given in this documents. |
| 13 | * the comments are not repeated here. | 13 | * the comments are not repeated here. |
| 14 | */ | 14 | */ |
| 15 | #include <stdio.h> | ||
| 16 | #include <time.h> | ||
| 17 | #include <assert.h> | ||
| 18 | #include <stdlib.h> | ||
| 19 | #include "DISstressmarkRNG.h" | 15 | #include "DISstressmarkRNG.h" |
| 20 | #include "extra.h" | 16 | #include "extra.h" |
| 17 | #include <assert.h> | ||
| 18 | #include <stdio.h> | ||
| 19 | #include <stdlib.h> | ||
| 20 | #include <time.h> | ||
| 21 | 21 | ||
| 22 | #define MIN_FIELD_SIZE 16 | 22 | #define MIN_FIELD_SIZE 16 |
| 23 | #define MAX_FIELD_SIZE (16777216*4) // Modifed from original | 23 | #define MAX_FIELD_SIZE (16777216 * 4) // Modifed from original |
| 24 | #define MIN_WINDOW_SIZE 1 | 24 | #define MIN_WINDOW_SIZE 1 |
| 25 | #define MAX_WINDOW_SIZE 15 | 25 | #define MAX_WINDOW_SIZE 15 |
| 26 | #define MIN_HOP_LIMIT 1 | 26 | #define MIN_HOP_LIMIT 1 |
| @@ -35,7 +35,7 @@ | |||
| 35 | /* | 35 | /* |
| 36 | * main() | 36 | * main() |
| 37 | */ | 37 | */ |
| 38 | int main(int argc, char** argv){ | 38 | int main(int argc, char **argv) { |
| 39 | 39 | ||
| 40 | unsigned int *field; | 40 | unsigned int *field; |
| 41 | unsigned long f; | 41 | unsigned long f; |
| @@ -46,116 +46,115 @@ int main(int argc, char** argv){ | |||
| 46 | 46 | ||
| 47 | clock_t startTime, endTime; | 47 | clock_t startTime, endTime; |
| 48 | 48 | ||
| 49 | struct threadS{ | 49 | struct threadS { |
| 50 | unsigned long initial; | 50 | unsigned long initial; |
| 51 | unsigned long minStop; | 51 | unsigned long minStop; |
| 52 | unsigned long maxStop; | 52 | unsigned long maxStop; |
| 53 | unsigned long hops; | 53 | unsigned long hops; |
| 54 | }*thread; | 54 | } * thread; |
| 55 | 55 | ||
| 56 | unsigned int l; | 56 | unsigned int l; |
| 57 | SET_UP | 57 | SET_UP |
| 58 | 58 | ||
| 59 | assert(fscanf(stdin, "%lu %u %lu %ld %u", | 59 | assert(fscanf(stdin, "%lu %u %lu %ld %u", &f, &l, &maxhops, &seed, &n) == 5); |
| 60 | &f, &l, &maxhops, &seed, &n) == 5); | 60 | |
| 61 | 61 | assert((f >= MIN_FIELD_SIZE) && (f <= MAX_FIELD_SIZE)); | |
| 62 | assert ((f >= MIN_FIELD_SIZE) && (f <= MAX_FIELD_SIZE)); | 62 | w = (unsigned int)l; |
| 63 | w = (unsigned int) l; | 63 | assert((w >= MIN_WINDOW_SIZE) && (w <= MAX_WINDOW_SIZE)); |
| 64 | assert ((w >= MIN_WINDOW_SIZE) && (w <= MAX_WINDOW_SIZE)); | 64 | assert(w % 2 == 1); |
| 65 | assert (w % 2 == 1); | 65 | assert(f > w); |
| 66 | assert (f > w); | 66 | assert((maxhops >= MIN_HOP_LIMIT) && (maxhops <= MAX_HOP_LIMIT)); |
| 67 | assert ((maxhops >= MIN_HOP_LIMIT) && (maxhops <= MAX_HOP_LIMIT)); | 67 | assert((seed >= MIN_SEED) && (seed <= MAX_SEED)); |
| 68 | assert ((seed >= MIN_SEED) && (seed <= MAX_SEED)); | 68 | |
| 69 | 69 | assert((n >= MIN_THREADS) && (n <= MAX_THREADS)); | |
| 70 | assert ((n >= MIN_THREADS) && (n <= MAX_THREADS)); | 70 | if ((thread = (struct threadS *)malloc(n * sizeof(struct threadS))) == NULL) |
| 71 | if ((thread = (struct threadS *)malloc(n*sizeof(struct threadS))) == NULL) | 71 | return (-1); |
| 72 | return (-1); | 72 | |
| 73 | 73 | for (l = 0; l < n; l++) { | |
| 74 | for (l=0; l<n; l++){ | 74 | assert(fscanf(stdin, "%lu %lu %lu", &(thread[l].initial), |
| 75 | assert(fscanf(stdin, "%lu %lu %lu", | 75 | &(thread[l].minStop), &(thread[l].maxStop)) == 3); |
| 76 | &(thread[l].initial), &(thread[l].minStop), &(thread[l].maxStop)) == 3); | 76 | assert((thread[l].initial >= 0) && (thread[l].initial < f)); |
| 77 | assert ((thread[l].initial >= 0) && (thread[l].initial < f)); | 77 | assert((thread[l].minStop >= 0) && (thread[l].minStop < f)); |
| 78 | assert ((thread[l].minStop >= 0) && (thread[l].minStop < f)); | 78 | assert((thread[l].maxStop >= 0) && (thread[l].maxStop < f)); |
| 79 | assert ((thread[l].maxStop >= 0) && (thread[l].maxStop < f)); | ||
| 80 | } | ||
| 81 | |||
| 82 | if ((field = (unsigned int *)malloc(f*sizeof(int))) == NULL) | ||
| 83 | return (-1); | ||
| 84 | |||
| 85 | randInit(seed); | ||
| 86 | for (l=0; l<f; l++){ | ||
| 87 | field[l] = randInt(0, f-w); | ||
| 88 | } | ||
| 89 | startTime = time(NULL); | ||
| 90 | clock(); | ||
| 91 | |||
| 92 | START_LOOP | ||
| 93 | for (l=0; l<n; l++) | ||
| 94 | { | ||
| 95 | unsigned int index; | ||
| 96 | unsigned int minStop, maxStop; | ||
| 97 | unsigned int hops; | ||
| 98 | |||
| 99 | hops = 0; | ||
| 100 | minStop = thread[l].minStop; | ||
| 101 | maxStop = thread[l].maxStop; | ||
| 102 | index = thread[l].initial; | ||
| 103 | while ((hops < maxhops) && | ||
| 104 | (!((index >= minStop) && | ||
| 105 | (index < maxStop)))){ | ||
| 106 | |||
| 107 | unsigned int ll, lll; | ||
| 108 | unsigned int max, min; | ||
| 109 | unsigned int partition; | ||
| 110 | unsigned int high; | ||
| 111 | |||
| 112 | partition = field[index]; | ||
| 113 | max = MAX_FIELD_SIZE; | ||
| 114 | min = 0; | ||
| 115 | high = 0; | ||
| 116 | |||
| 117 | for (ll=0; ll<w; ll++){ | ||
| 118 | unsigned int balance; | ||
| 119 | unsigned int x; | ||
| 120 | x = field[index+ll]; | ||
| 121 | |||
| 122 | if (x > max) high++; | ||
| 123 | else if (x > min){ /* start else* */ | ||
| 124 | partition = x; | ||
| 125 | balance = 0; | ||
| 126 | for (lll=ll+1; lll<w; lll++){ | ||
| 127 | if (field[index+lll] > partition) balance++; | ||
| 128 | }/* end for loop */ | ||
| 129 | |||
| 130 | if (balance+high == w/2) break; | ||
| 131 | else if (balance+high > w/2){ | ||
| 132 | min = partition; | ||
| 133 | }/* end if */ | ||
| 134 | else { | ||
| 135 | max = partition; | ||
| 136 | high++; | ||
| 137 | }/* end else */ | ||
| 138 | } | 79 | } |
| 139 | if (min == max) break; | ||
| 140 | } /* end else* */ | ||
| 141 | index = (partition+hops)%(f-w); | ||
| 142 | hops++; | ||
| 143 | }/* end loop ll */ | ||
| 144 | thread[l].hops = hops; | ||
| 145 | } /* end while */ | ||
| 146 | STOP_LOOP | ||
| 147 | |||
| 148 | endTime = time(NULL); | ||
| 149 | |||
| 150 | volatile int _stop_optimizer = thread[l].hops + l; | ||
| 151 | /*for (l=0; l<n; l++){ | ||
| 152 | fprintf(stdout, "%lu hops on thread %d\n", thread[l].hops, l); | ||
| 153 | }*/ | ||
| 154 | |||
| 155 | fprintf(stderr, "time for pointer stressmark = %f seconds.\n", | ||
| 156 | difftime(endTime, startTime)); | ||
| 157 | free (field); | ||
| 158 | free (thread); | ||
| 159 | WRITE_TO_FILE | ||
| 160 | 80 | ||
| 81 | if ((field = (unsigned int *)malloc(f * sizeof(int))) == NULL) | ||
| 82 | return (-1); | ||
| 83 | |||
| 84 | randInit(seed); | ||
| 85 | for (l = 0; l < f; l++) { | ||
| 86 | field[l] = randInt(0, f - w); | ||
| 87 | } | ||
| 88 | startTime = time(NULL); | ||
| 89 | clock(); | ||
| 90 | |||
| 91 | START_LOOP | ||
| 92 | for (l = 0; l < n; l++) { | ||
| 93 | unsigned int index; | ||
