From 8e3c89bad3a20c0bb9c88b83d966565d79822ff1 Mon Sep 17 00:00:00 2001 From: Yann Herklotz Date: Fri, 12 Jun 2020 19:05:34 +0100 Subject: Update matrix and use 32 bit --- test/matrix.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) (limited to 'test') diff --git a/test/matrix.c b/test/matrix.c index 2a1a6b7..d612734 100644 --- a/test/matrix.c +++ b/test/matrix.c @@ -1,8 +1,10 @@ -void matrix_multiply(int first[][2], int second[][2], int multiply[][2], int m, int q, int p) { +#define N 4 + +void matrix_multiply(int first[][N], int second[][N], int multiply[][N]) { int sum = 0; - for (int c = 0; c < m; c++) { - for (int d = 0; d < q; d++) { - for (int k = 0; k < p; k++) { + for (int c = 0; c < N; c++) { + for (int d = 0; d < N; d++) { + for (int k = 0; k < N; k++) { sum = sum + first[c][k]*second[k][d]; } multiply[c][d] = sum; @@ -12,10 +14,10 @@ void matrix_multiply(int first[][2], int second[][2], int multiply[][2], int m, } int main() { - int f[2][2] = {{1, 2}, {3, 4}}; - int s[2][2] = {{1, 2}, {3, 4}}; - int m[2][2] = {{0, 0}, {0, 0}}; + int f[N][N] = {{1, 2, 3, 4}, {1, 2, 3, 4}, {1, 2, 3, 4}, {1, 2, 3, 4}}; + int s[N][N] = {{5, 6, 7, 8}, {5, 6, 7, 8}, {5, 6, 7, 8}, {5, 6, 7, 8}}; + int m[N][N] = {{0, 0, 0, 0}, {0, 0, 0, 0}, {0, 0, 0, 0}, {0, 0, 0, 0}}; - matrix_multiply(f, s, m, 2, 2, 2); + matrix_multiply(f, s, m); return m[1][1]; } -- cgit