ctest1039.c 2.0 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,int *A2,int *A3,int *A4,int *A5,float *B0,float *B1,float *B2,float *B3,float *B4,int N){
  5. for(int i=0;i<N;i++){
  6. A0[i] = A5[i]+A5[i]*A5[i];
  7. A1[i] = A5[i];
  8. A2[i] = A5[i]-A5[i]*A5[i]/A5[i];
  9. A3[i] = A5[i];
  10. A4[i] = A5[i]-A5[i];
  11. B0[i] = B3[i]*B3[i]*B4[i]*B3[i];
  12. B1[i] = B4[i]/B3[i]*B4[i]*B3[i];
  13. B2[i] = B4[i];
  14. }
  15. }
  16. int main(int argc,char **argv) {
  17. int size=12011;
  18. int intBytes = size*sizeof(int);
  19. int floatBytes = size*sizeof(float);
  20. int *A0;
  21. A0 = (int *)malloc(intBytes);
  22. int *A1;
  23. A1 = (int *)malloc(intBytes);
  24. int *A2;
  25. A2 = (int *)malloc(intBytes);
  26. int *A3;
  27. A3 = (int *)malloc(intBytes);
  28. int *A4;
  29. A4 = (int *)malloc(intBytes);
  30. int *A5;
  31. A5 = (int *)malloc(intBytes);
  32. float *B0;
  33. B0 = (float *)malloc(floatBytes);
  34. float *B1;
  35. B1 = (float *)malloc(floatBytes);
  36. float *B2;
  37. B2 = (float *)malloc(floatBytes);
  38. float *B3;
  39. B3 = (float *)malloc(floatBytes);
  40. float *B4;
  41. B4 = (float *)malloc(floatBytes);
  42. for(int i=0;i<12011;i++){
  43. A0[i] = 85*i+1;
  44. A1[i] = 85*i+1;
  45. A2[i] = 47*i+1;
  46. A3[i] = 3+i+1;
  47. A4[i] = 8*i+1;
  48. A5[i] = 44*i+1;
  49. B0[i] = 9.52288678363+i+1;
  50. B1[i] = 98.4488575441+i+1;
  51. B2[i] = 69.6778097799+i+1;
  52. B3[i] = 53.3173552001+i+1;
  53. B4[i] = 16.6979340896*i+1;
  54. }
  55. struct timeval time0,time1;
  56. gettimeofday(&time0,NULL);
  57. FILE *file_for_block_of_interest = fopen("./profile_in_block.txt","w");
  58. if(file_for_block_of_interest) {
  59. char Buf[2] = "1";
  60. fwrite(Buf, 1, 1, file_for_block_of_interest);
  61. fclose(file_for_block_of_interest);}
  62. kernel_cpu(A0,A1,A2,A3,A4,A5,B0,B1,B2,B3,B4,12011);
  63. file_for_block_of_interest = fopen("./profile_in_block.txt","w");
  64. if(file_for_block_of_interest) {
  65. char Buf[2] = "0";
  66. fwrite(Buf, 1, 1, file_for_block_of_interest);
  67. fclose(file_for_block_of_interest);}
  68. gettimeofday(&time1,NULL);
  69. double totaltime10 = (time1.tv_sec*1000000.0 + time1.tv_usec) - (time0.tv_sec*1000000.0 + time0.tv_usec);
  70. fprintf(stderr, "CPU time: %lf msecs ", (totaltime10)/1000.0F);
  71. free(A0);
  72. free(A1);
  73. free(A2);
  74. free(A3);
  75. free(A4);
  76. free(A5);
  77. free(B0);
  78. free(B1);
  79. free(B2);
  80. free(B3);
  81. free(B4);
  82. printf("\n");return 0; }