ctest1054.c 2.1 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,int *A6,float *B0,float *B1,float *B2,float *B3,float *B4,float *B5,int N){
  5. for(int i=0;i<N;i++){
  6. A0[i] = A6[i];
  7. A1[i] = A3[i]/A6[i]*A3[i]-A3[i];
  8. A2[i] = A5[i]/A4[i];
  9. B0[i] = B5[i]/B4[i];
  10. B1[i] = B3[i]*B3[i];
  11. }
  12. }
  13. int main(int argc,char **argv) {
  14. int size=678292;
  15. int intBytes = size*sizeof(int);
  16. int floatBytes = size*sizeof(float);
  17. int *A0;
  18. A0 = (int *)malloc(intBytes);
  19. int *A1;
  20. A1 = (int *)malloc(intBytes);
  21. int *A2;
  22. A2 = (int *)malloc(intBytes);
  23. int *A3;
  24. A3 = (int *)malloc(intBytes);
  25. int *A4;
  26. A4 = (int *)malloc(intBytes);
  27. int *A5;
  28. A5 = (int *)malloc(intBytes);
  29. int *A6;
  30. A6 = (int *)malloc(intBytes);
  31. float *B0;
  32. B0 = (float *)malloc(floatBytes);
  33. float *B1;
  34. B1 = (float *)malloc(floatBytes);
  35. float *B2;
  36. B2 = (float *)malloc(floatBytes);
  37. float *B3;
  38. B3 = (float *)malloc(floatBytes);
  39. float *B4;
  40. B4 = (float *)malloc(floatBytes);
  41. float *B5;
  42. B5 = (float *)malloc(floatBytes);
  43. for(int i=0;i<678292;i++){
  44. A0[i] = 45+i+1;
  45. A1[i] = 53+i+1;
  46. A2[i] = 77+i+1;
  47. A3[i] = 27*i+1;
  48. A4[i] = 32+i+1;
  49. A5[i] = 41+i+1;
  50. A6[i] = 10*i+1;
  51. B0[i] = 69.1585263145+i+1;
  52. B1[i] = 53.3047009498*i+1;
  53. B2[i] = 51.203734607+i+1;
  54. B3[i] = 0.857706995309*i+1;
  55. B4[i] = 24.4386857884+i+1;
  56. B5[i] = 83.1041350455*i+1;
  57. }
  58. struct timeval time0,time1;
  59. gettimeofday(&time0,NULL);
  60. FILE *file_for_block_of_interest = fopen("./profile_in_block.txt","w");
  61. if(file_for_block_of_interest) {
  62. char Buf[2] = "1";
  63. fwrite(Buf, 1, 1, file_for_block_of_interest);
  64. fclose(file_for_block_of_interest);}
  65. kernel_cpu(A0,A1,A2,A3,A4,A5,A6,B0,B1,B2,B3,B4,B5,678292);
  66. file_for_block_of_interest = fopen("./profile_in_block.txt","w");
  67. if(file_for_block_of_interest) {
  68. char Buf[2] = "0";
  69. fwrite(Buf, 1, 1, file_for_block_of_interest);
  70. fclose(file_for_block_of_interest);}
  71. gettimeofday(&time1,NULL);
  72. double totaltime10 = (time1.tv_sec*1000000.0 + time1.tv_usec) - (time0.tv_sec*1000000.0 + time0.tv_usec);
  73. fprintf(stderr, "CPU time: %lf msecs ", (totaltime10)/1000.0F);
  74. free(A0);
  75. free(A1);
  76. free(A2);
  77. free(A3);
  78. free(A4);
  79. free(A5);
  80. free(A6);
  81. free(B0);
  82. free(B1);
  83. free(B2);
  84. free(B3);
  85. free(B4);
  86. free(B5);
  87. printf("\n");return 0; }