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