diff options
Diffstat (limited to 'basics/main.c')
| -rw-r--r-- | basics/main.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/basics/main.c b/basics/main.c deleted file mode 100644 index 4b5f289..0000000 --- a/basics/main.c +++ /dev/null @@ -1,89 +0,0 @@ -#include <assert.h> -#include <stdbool.h> -#include <stdio.h> -#include <stdint.h> -#include <string.h> - -/* - * Returns the factorial for the given unsigned 64-bit integer. - * - * Implemented in factorial.S - */ -int factorial(uint64_t n); - -void test_factorial(void) -{ - assert(factorial(0) == 0); - assert(factorial(1) == 1); - assert(factorial(2) == 2); - assert(factorial(3) == 6); - assert(factorial(4) == 24); - - printf("factorial:\t\tOK\n"); -} - -/* - * Returns a pointer with the same given string but reversed. Note that the - * string cannot be in read-only space since the reversal is done in-place. - * - * Implemented in string.S - */ -char * reverse_string(char *str); - -void test_reverse_string(void) -{ - assert(reverse_string(NULL) == NULL); - assert(reverse_string("") == ""); - - char s1[] = "This is a string."; - assert(strcmp(reverse_string(s1), ".gnirts a si sihT") == 0); - - char s2[] = "."; - assert(strcmp(reverse_string(s2), ".") == 0); - - printf("reverse_string:\t\tOK\n"); -} - -/* - * Returns true if the given string is a palindrome, false otherwise. - * - * Implemented in string.S - */ -bool is_palindrome(char *str); - -void test_is_palindrome(void) -{ - assert(is_palindrome(NULL) == 0); - assert(is_palindrome("") == 0); - assert(is_palindrome("aba") == 1); - assert(is_palindrome("aaa") == 1); - assert(is_palindrome("This is a a si sihT") == 1); - - printf("is_palindrome:\t\tOK\n"); -} - -/* - * This function computes the following: ((a + b) * b) + b. Don't try to make - * sense of it, that's the computation I ended up while messing with RISC-V - * floating point instructions. Anyways, with this in mind, it will return if - * the computed value is greater than 10. - * - * Implemented in float.S - */ -bool greater_than_ten(double a, uint64_t b); - -void test_greater_than_ten(void) -{ - assert(!greater_than_ten(2.3, 1)); // 4.3 - assert(greater_than_ten(2.3, 2)); // 10.6 - - printf("greater_than_ten:\tOK\n"); -} - -int main() -{ - test_factorial(); - test_reverse_string(); - test_is_palindrome(); - test_greater_than_ten(); -} |
