From: kremlin Date: Sat, 18 Oct 2014 01:02:12 +0000 (-0400) Subject: retab for gitweb X-Git-Url: https://uglyman.kremlin.cc/gitweb/gitweb.cgi?a=commitdiff_plain;ds=inline;p=cse-arch-proj1.git retab for gitweb --- diff --git a/src/proto.c b/src/proto.c index f4a2544..2129f92 100644 --- a/src/proto.c +++ b/src/proto.c @@ -26,162 +26,162 @@ int main(int argc, char *argv[]) { - #ifdef HARDCODED_OPERANDS + #ifdef HARDCODED_OPERANDS - /* volatile, otherwise GCC optimizations muddy things up. 'a' and + /* volatile, otherwise GCC optimizations muddy things up. 'a' and * 'b' are our starting matricies */ - volatile int a[MS][MS] = { - { 1, 2, 3}, - { 4, 5, 6}, - { 7, 8, 9} - }; + volatile int a[MS][MS] = { + { 1, 2, 3}, + { 4, 5, 6}, + { 7, 8, 9} + }; - volatile int b[MS][MS] = { - { 1, 4, 7}, - { 2, 5, 8}, - { 3, 6, 9} - }; - #endif + volatile int b[MS][MS] = { + { 1, 4, 7}, + { 2, 5, 8}, + { 3, 6, 9} + }; + #endif - /* 'd' and 'c' are matricies that store the result of the - * combinations of 'a' and 'b' prior to multiplication */ - volatile int c[MS][MS], d[MS][MS]; + /* 'd' and 'c' are matricies that store the result of the + * combinations of 'a' and 'b' prior to multiplication */ + volatile int c[MS][MS], d[MS][MS]; - /* where our resultant matrix is stored */ - volatile int result[MS][MS]; + /* where our resultant matrix is stored */ + volatile int result[MS][MS]; - /* zero-out our result buffers */ - matrix_init0(c); - matrix_init0(d); - matrix_init0(result); + /* zero-out our result buffers */ + matrix_init0(c); + matrix_init0(d); + matrix_init0(result); - /* first we combine A + B and store it in C */ - matrix_add(a, b, c); + /* first we combine A + B and store it in C */ + matrix_add(a, b, c); - /* then we subtract A - B and store it in D */ - matrix_sub(a, b, d); + /* then we subtract A - B and store it in D */ + matrix_sub(a, b, d); - /* finally, we multiply A * B and store it in result */ - matrix_mult(a, b, result); + /* finally, we multiply A * B and store it in result */ + matrix_mult(a, b, result); - #ifdef DEBUG + #ifdef DEBUG - printf("Matrix A:\n"); - matrix_print(a); + printf("Matrix A:\n"); + matrix_print(a); - printf("\nMatrix B:\n"); - matrix_print(b); + printf("\nMatrix B:\n"); + matrix_print(b); - printf("\nAdded Matrix (A + B) -> C:\n"); - matrix_print(c); + printf("\nAdded Matrix (A + B) -> C:\n"); + matrix_print(c); - printf("\nSubtracted Matrix (A - B) -> D:\n"); - matrix_print(d); + printf("\nSubtracted Matrix (A - B) -> D:\n"); + matrix_print(d); - printf("\nMultiplied Matrix (C * D) -> Result:\n"); - matrix_print(result); + printf("\nMultiplied Matrix (C * D) -> Result:\n"); + matrix_print(result); - #endif + #endif - return 0; + return 0; } static void matrix_add(volatile int op1[MS][MS], volatile int op2[MS][MS], volatile int result_buf[MS][MS]) { - int i, j; + int i, j; - i = 0; - j = 0; + i = 0; + j = 0; - for(; i < MS; i++) { + for(; i < MS; i++) { - j = 0; + j = 0; - for(; j < MS; j++) - result_buf[i][j] = op1[i][j] + op2[i][j]; - } + for(; j < MS; j++) + result_buf[i][j] = op1[i][j] + op2[i][j]; + } } static void matrix_sub(volatile int op1[MS][MS], volatile int op2[MS][MS], volatile int result_buf[MS][MS]) { - int i, j; + int i, j; - i = 0; - j = 0; + i = 0; + j = 0; - for(; i < MS; i++) { + for(; i < MS; i++) { - j = 0; + j = 0; - for(; j < MS; j++) - result_buf[i][j] = op1[i][j] - op2[i][j]; - } + for(; j < MS; j++) + result_buf[i][j] = op1[i][j] - op2[i][j]; + } } static void matrix_mult(volatile int op1[MS][MS], volatile int op2[MS][MS], volatile int result_buf[MS][MS]) { - - int i, j, k; + + int i, j, k; - i = 0; - j = 0; - k = 0; + i = 0; + j = 0; + k = 0; - for(; i < MS; i++) { + for(; i < MS; i++) { - j = 0; + j = 0; - for(; j < MS; j++) { + for(; j < MS; j++) { - k = 0; + k = 0; - for(; k < MS; k++) - result_buf[i][j] += op1[i][k] * op2[k][j]; - } - } + for(; k < MS; k++) + result_buf[i][j] += op1[i][k] * op2[k][j]; + } + } } static void matrix_init0(volatile int matrix[MS][MS]) { - int i, j; + int i, j; - i = 0; - j = 0; + i = 0; + j = 0; - for(; i < MS; i++) { + for(; i < MS; i++) { - j = 0; + j = 0; - for(; j < MS; j++) - matrix[i][j] = 0; - } + for(; j < MS; j++) + matrix[i][j] = 0; + } } #ifdef DEBUG static void matrix_print(volatile int matrix[MS][MS]) { - int i,j; + int i,j; - i = 0; - j = 0; + i = 0; + j = 0; - printf("\t┌────────────┐\n"); + printf("\t┌────────────┐\n"); - for(; i < MS; i++) { + for(; i < MS; i++) { - printf("\t│"); - j = 0; + printf("\t│"); + j = 0; - for(; j < MS; j++) { + for(; j < MS; j++) { - printf("%3d", matrix[i][j]); + printf("%3d", matrix[i][j]); - if(j + 1 != MS) - printf(" "); - } + if(j + 1 != MS) + printf(" "); + } - printf(" │\n"); - } + printf(" │\n"); + } - printf("\t└────────────┘\n"); + printf("\t└────────────┘\n"); } #endif