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/*
* cachelab.c - Cache Lab helper functions
*/
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include "cachelab.h"
#include <time.h>
trans_func_t func_list[MAX_TRANS_FUNCS];
int func_counter = 0;
/*
* printSummary - Summarize the cache simulation statistics. Student cache simulators
* must call this function in order to be properly autograded.
*/
void printSummary(int hits, int misses, int evictions)
{
printf("hits:%d misses:%d evictions:%d\n", hits, misses, evictions);
FILE* output_fp = fopen(".csim_results", "w");
assert(output_fp);
fprintf(output_fp, "%d %d %d\n", hits, misses, evictions);
fclose(output_fp);
}
/*
* initMatrix - Initialize the given matrix
*/
void initMatrix(int M, int N, int A[N][M], int B[M][N])
{
int i, j;
srand(time(NULL));
for (i = 0; i < N; i++){
for (j = 0; j < M; j++){
// A[i][j] = i+j; /* The matrix created this way is symmetric */
A[i][j]=rand();
B[j][i]=rand();
}
}
}
void randMatrix(int M, int N, int A[N][M]) {
int i, j;
srand(time(NULL));
for (i = 0; i < N; i++){
for (j = 0; j < M; j++){
// A[i][j] = i+j; /* The matrix created this way is symmetric */
A[i][j]=rand();
}
}
}
/*
* correctTrans - baseline transpose function used to evaluate correctness
*/
void correctTrans(int M, int N, int A[N][M], int B[M][N])
{
int i, j, tmp;
for (i = 0; i < N; i++){
for (j = 0; j < M; j++){
tmp = A[i][j];
B[j][i] = tmp;
}
}
}
/*
* registerTransFunction - Add the given trans function into your list
* of functions to be tested
*/
void registerTransFunction(void (*trans)(int M, int N, int[N][M], int[M][N]),
char* desc)
{
func_list[func_counter].func_ptr = trans;
func_list[func_counter].description = desc;
func_list[func_counter].correct = 0;
func_list[func_counter].num_hits = 0;
func_list[func_counter].num_misses = 0;
func_list[func_counter].num_evictions =0;
func_counter++;
}