ctest1027.c 1.9 KB

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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <sys/time.h>
  4. void kernel_cpu(int *A0,int *A1,float *B0,float *B1,float *B2,float *B3,float *B4,float *B5,float *B6,int N){
  5. for(int i=0;i<N;i++){
  6. A0[i] = A1[i];
  7. B0[i] = B6[i]/B6[i]+B5[i]/B6[i];
  8. B1[i] = B6[i]*B6[i]*B6[i]/B6[i];
  9. B2[i] = B5[i]-B6[i]+B5[i];
  10. B3[i] = B6[i]/B5[i]+B5[i]/B6[i];
  11. B4[i] = B6[i]*B6[i];
  12. }
  13. }
  14. int main(int argc,char **argv) {
  15. int size=916551;
  16. int intBytes = size*sizeof(int);
  17. int floatBytes = size*sizeof(float);
  18. int *A0;
  19. A0 = (int *)malloc(intBytes);
  20. int *A1;
  21. A1 = (int *)malloc(intBytes);
  22. float *B0;
  23. B0 = (float *)malloc(floatBytes);
  24. float *B1;
  25. B1 = (float *)malloc(floatBytes);
  26. float *B2;
  27. B2 = (float *)malloc(floatBytes);
  28. float *B3;
  29. B3 = (float *)malloc(floatBytes);
  30. float *B4;
  31. B4 = (float *)malloc(floatBytes);
  32. float *B5;
  33. B5 = (float *)malloc(floatBytes);
  34. float *B6;
  35. B6 = (float *)malloc(floatBytes);
  36. for(int i=0;i<916551;i++){
  37. A0[i] = 59*i+1;
  38. A1[i] = 80*i+1;
  39. B0[i] = 49.0910824822+i+1;
  40. B1[i] = 86.7837614087+i+1;
  41. B2[i] = 63.1004916794*i+1;
  42. B3[i] = 11.4615608318*i+1;
  43. B4[i] = 32.1998178895+i+1;
  44. B5[i] = 33.7962923012*i+1;
  45. B6[i] = 14.4003943567*i+1;
  46. }
  47. struct timeval time0,time1;
  48. gettimeofday(&time0,NULL);
  49. FILE *file_for_block_of_interest = fopen("./profile_in_block.txt","w");
  50. if(file_for_block_of_interest) {
  51. char Buf[2] = "1";
  52. fwrite(Buf, 1, 1, file_for_block_of_interest);
  53. fclose(file_for_block_of_interest);}
  54. kernel_cpu(A0,A1,B0,B1,B2,B3,B4,B5,B6,916551);
  55. file_for_block_of_interest = fopen("./profile_in_block.txt","w");
  56. if(file_for_block_of_interest) {
  57. char Buf[2] = "0";
  58. fwrite(Buf, 1, 1, file_for_block_of_interest);
  59. fclose(file_for_block_of_interest);}
  60. gettimeofday(&time1,NULL);
  61. double totaltime10 = (time1.tv_sec*1000000.0 + time1.tv_usec) - (time0.tv_sec*1000000.0 + time0.tv_usec);
  62. fprintf(stderr, "CPU time: %lf msecs ", (totaltime10)/1000.0F);
  63. free(A0);
  64. free(A1);
  65. free(B0);
  66. free(B1);
  67. free(B2);
  68. free(B3);
  69. free(B4);
  70. free(B5);
  71. free(B6);
  72. printf("\n");return 0; }