final tests

boot.c

@@ -1870,7 +1870,7 @@ void parse_function(char* name) {
 
 void parse_global_variable(int id, char* name, int type) {
     printf(".data\n");
-    printf(".globl %s\n", name);
+    printf(".global %s\n", name);
     printf(".align 5\n");
     printf("%s:\n", name);
     if (token_type == TOKEN_ASSIGN) {

test.sh

@@ -35,17 +35,23 @@ for D in *; do
       if [ -f $i.out ]; then
         ../boot.elf < $i.c > $i.s &&
         compile $i
+        gcc $i.c -o $i.ref.elf 2>/dev/null
         if [[ $? == 0 ]]; then
           if [ -f $i.in ]; then
             run_with_input $i
+            echo $? >> $i.ans
+            ./$i.ref.elf < $i.in > $i.out
+            echo $? >> $i.out
           else
             run_without_input $i
-          fi
             echo $? >> $i.ans
+            ./$i.ref.elf > $i.out
+            echo $? >> $i.out
+          fi
           cmp $i.out $i.ans
           failed=$?
           if [[ $failed == 0 ]]; then
-            rm $i.ans $i.elf $i.s
+            rm $i.ans $i.elf $i.s $i.ref.elf
           fi
         else
           failed=1

test/array/arith.c

@@ -1,5 +1,4 @@
 int printf(char* format, ...);
-int scanf(char* format, ...);
 int exit(int status);
 
 void assert_eq(int expected, int actual) {
@@ -23,11 +22,9 @@ void check(int a[], int i, int j) {
 void check_all(int a[], int n) {
     for (int i = 0; i < n; i++) {
         for (int j = i + 1; j < n; j++) {
-            if (a[i] > a[j]) {
             check(a, i, j);
         }
     }
-    }
 }
 
 int global[100];

test/array/bigint.c

@@ -0,0 +1,54 @@
+int printf(char* format, ...);
+int getchar();
+
+
+void read(int* a) {
+    a[0] = 0;
+    while (1) {
+        int c = getchar();
+        if (c == '\n' || c == -1) {
+            break;
+        }
+        if (c >= '0' && c <= '9') {
+            a[++a[0]] = c - '0';
+        }
+    }
+    for (int j = 1; j <= a[0] / 2; j++) {
+        int temp = a[j];
+        a[j] = a[a[0] - j + 1];
+        a[a[0] - j + 1] = temp;
+    }
+}
+
+void write(int* a) {
+    int n = a[0];
+    for (int i = n; i > 0; --i) {
+        printf("%d", a[i]);
+    }
+    printf("\n");
+}
+
+void add(int* a, int* b) {
+    int n = a[0] > b[0] ? a[0] : b[0];
+    int carry = 0;
+    for (int i = 1; i <= n; i++) {
+        int sum = a[i] + b[i] + carry;
+        a[i] = sum % 10;
+        carry = sum / 10;
+    }
+    if (carry) {
+        a[n + 1] = carry;
+        a[0] = n + 1;
+    } else {
+        a[0] = n;
+    }
+}
+
+int main() {
+    int a[100];
+    int b[100];
+    read(a);
+    read(b);
+    add(a, b);
+    write(a);
+}

test/array/bigint.in

@@ -0,0 +1,2 @@
+98111111111111111111111111111111107777777777777777777777777777
+89222222222222222222222222222222208888888888888888888888888888

test/array/bigint.out

@@ -0,0 +1,2 @@
+187333333333333333333333333333333316666666666666666666666666665
+0

test/array/bubble.c

@@ -1,6 +1,5 @@
 int printf(char* format, ...);
 int scanf(char* format, ...);
-int exit(int status);
 
 void swap(int* a, int* b) {
     int t = *a;

test/array/fib.c

@@ -0,0 +1,18 @@
+int printf(char* format, ...);
+int scanf(char* format, ...);
+
+int fib[100];
+
+int main() {
+    int n;
+    scanf("%d", &n);
+    fib[0] = 0;
+    fib[1] = 1;
+    for (int i = 2; i < n; i++) {
+        fib[i] = fib[i - 1] + fib[i - 2];
+    }
+    for (int i = 0; i < n; i++) {
+        printf("%d ", fib[i]);
+    }
+    printf("\n");
+}

test/array/fib.in

@@ -0,0 +1 @@
+20

test/array/fib.out

@@ -0,0 +1,2 @@
+0 1 1 2 3 5 8 13 21 34 55 89 144 233 377 610 987 1597 2584 4181 
+0

test/array/heap.c

@@ -0,0 +1,65 @@
+int printf(char* format, ...);
+int scanf(char* format, ...);
+
+// sort by a max heap
+
+int heap[100];
+int heap_size = 0;
+
+void push_heap(int value) {
+    heap[heap_size] = value;
+    int i = heap_size;
+    heap_size++;
+    while (i > 0) {
+        int parent = (i - 1) / 2;
+        if (heap[i] > heap[parent]) {
+            int temp = heap[i];
+            heap[i] = heap[parent];
+            heap[parent] = temp;
+            i = parent;
+        } else {
+            break;
+        }
+    }
+}
+
+int pop_heap() {
+    int value = heap[0];
+    heap_size--;
+    heap[0] = heap[heap_size];
+    int i = 0;
+    while (i < heap_size) {
+        int left = 2 * i + 1;
+        int right = 2 * i + 2;
+        if (left >= heap_size) {
+            break;
+        }
+        int max_child = left;
+        if (right < heap_size && heap[right] > heap[left]) {
+            max_child = right;
+        }
+        if (heap[i] < heap[max_child]) {
+            int temp = heap[i];
+            heap[i] = heap[max_child];
+            heap[max_child] = temp;
+            i = max_child;
+        } else {
+            break;
+        }
+    }
+    return value;
+}
+
+int main() {
+    int n;
+    scanf("%d", &n);
+    for (int i = 0; i < n; i++) {
+        int value;
+        scanf("%d", &value);
+        push_heap(value);
+    }
+    for (int i = 0; i < n; i++) {
+        printf("%d ", pop_heap());
+    }
+    printf("\n");
+}

test/array/heap.in

@@ -0,0 +1,11 @@
+100
+ 13   49   15   58   24   74   80   81   69   23
+ 67   88   59   39    1   12   73   50   55   53
+ 71   63    9   90   87   89   51   75   40   84
+ 25   94   68   47   48   14   99   33   62   79
+ 66   85   56   31   38   29   86   46   70    6
+ 10   19   64   72   45    4   11   42   78    7
+ 95   27   93   57   21   35    5   22   76   54
+ 44   98   61   32   17   92   65   36   20   28
+ 83    2   18   60   16   41   30   37  100   97
+ 77    3   82    8   26   34   91   43   96   52

test/array/heap.out

@@ -0,0 +1,2 @@
+100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 
+0

test/array/select.c

@@ -0,0 +1,41 @@
+int printf(char* format, ...);
+int scanf(char* format, ...);
+
+int a[100];
+int n;
+
+void swap(int* a, int* b) {
+    int t = *a;
+    *a = *b;
+    *b = t;
+}
+
+int* max_element(int a[], int n) {
+    int* max = a;
+    for (int i = 1; i < n; i++) {
+        if (a[i] > *max) {
+            max = &a[i];
+        }
+    }
+    return max;
+}
+
+void sort(int a[], int n) {
+    for (int i = 0; i < n; i++) {
+        int* max = max_element(a, n - i);
+        swap(max, &a[n - i - 1]);
+    }
+}
+
+
+int main() {
+    scanf("%d", &n);
+    for (int i = 0; i < n; i++) {
+        scanf("%d", &a[i]);
+    }
+    sort(a, n);
+    for (int i = 0; i < n; i++) {
+        printf("%d ", a[i]);
+    }
+    printf("\n");
+}

test/array/select.in

@@ -0,0 +1,11 @@
+100
+ 13   49   15   58   24   74   80   81   69   23
+ 67   88   59   39    1   12   73   50   55   53
+ 71   63    9   90   87   89   51   75   40   84
+ 25   94   68   47   48   14   99   33   62   79
+ 66   85   56   31   38   29   86   46   70    6
+ 10   19   64   72   45    4   11   42   78    7
+ 95   27   93   57   21   35    5   22   76   54
+ 44   98   61   32   17   92   65   36   20   28
+ 83    2   18   60   16   41   30   37  100   97
+ 77    3   82    8   26   34   91   43   96   52

test/array/select.out

@@ -0,0 +1,2 @@
+1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 
+0

test/branch/if-else-if.c

@@ -0,0 +1,13 @@
+int printf(char* format, ...);
+
+int main() {
+    int a = 5;
+    if (a == 3) {
+        printf("a is 3\n");
+    } else if (a == 4) {
+        printf("a is 4\n");
+    } else {
+        printf("a is not 3 or 4\n");
+    }
+    return 0;
+}

test/branch/if-else-if.out

@@ -0,0 +1,2 @@
+a is not 3 or 4
+0

test/branch/if-else.c

@@ -0,0 +1,10 @@
+int printf(char* format, ...);
+
+int main() {
+    int a = 3;
+    if (a == 3) {
+        printf("a is 3\n");
+    } else {
+        printf("a is not 3\n");
+    }
+}

test/branch/if-else.out

@@ -0,0 +1,2 @@
+a is 3
+0

test/branch/if.c

@@ -0,0 +1,9 @@
+int printf(char* format, ...);
+
+int main() {
+    int a = 3;
+    if (a != 3) {
+        printf("a is not 3\n");
+    }
+    printf("a = %d\n", a);
+}

test/branch/if.out

@@ -0,0 +1,2 @@
+a = 3
+0

test/loop/break.c

@@ -3,34 +3,28 @@ int printf(char* format, ...);
 int main() {
     int i;
 
-    // For loop
-    printf("For loop:\n");
     for (i = 0; i < 5; i++) {
         if (i == 3) {
-            break; // Exit the loop when i is 3
+            break;
         }
         printf("%d ", i);
     }
     printf("\n");
 
-    // While loop
-    printf("While loop:\n");
     i = 0;
     while (i < 5) {
         if (i == 3) {
-            break; // Exit the loop when i is 3
+            break;
         }
         printf("%d ", i);
         i++;
     }
     printf("\n");
 
-    // Do-while loop
-    printf("Do-while loop:\n");
     i = 0;
     do {
         if (i == 3) {
-            break; // Exit the loop when i is 3
+            break;
         }
         printf("%d ", i);
         i++;

test/loop/break.out

@@ -1,7 +1,4 @@
-For loop:
 0 1 2 
-While loop:
 0 1 2 
-Do-while loop:
 0 1 2 
 0

test/loop/continue.c

@@ -3,36 +3,33 @@ int printf(char* format, ...);
 int main() {
     int i;
 
-    // For loop
     printf("For loop:\n");
     for (i = 0; i < 5; i++) {
-        if (i == 3) {
-            continue; // Skip the rest of the loop when i is 3
+        if (i > 3) {
+            continue;
         }
         printf("%d ", i);
     }
     printf("\n");
 
-    // While loop
     printf("While loop:\n");
     i = 0;
     while (i < 5) {
-        if (i == 3) {
+        if (i > 3) {
             i++;
-            continue; // Skip the rest of the loop when i is 3
+            continue;
         }
         printf("%d ", i);
         i++;
     }
     printf("\n");
 
-    // Do-while loop
     printf("Do-while loop:\n");
     i = 0;
     do {
-        if (i == 3) {
+        if (i > 3) {
             i++;
-            continue; // Skip the rest of the loop when i is 3
+            continue;
         }
         printf("%d ", i);
         i++;

test/loop/continue.out

@@ -1,7 +1,7 @@
 For loop:
-0 1 2 4 
+0 1 2 3 
 While loop:
-0 1 2 4 
+0 1 2 3 
 Do-while loop:
-0 1 2 4 
+0 1 2 3 
 0

test/loop/do-while.c

@@ -0,0 +1,11 @@
+int printf(char* format, ...);
+
+int main() {
+    int i = 0;
+    do {
+        printf("%d ", i);
+        i++;
+    } while (i < 5);
+    printf("\n");
+    return 0;
+}

test/loop/do-while.out

@@ -0,0 +1,2 @@
+0 1 2 3 4 
+0

test/loop/for.c

@@ -0,0 +1,10 @@
+int printf(char* format, ...);
+
+int main() {
+    int i = 0;
+    for (i = 0; i < 5; i++) {
+        printf("%d ", i);
+    }
+    printf("\n");
+    return 0;
+}

test/loop/for.out

@@ -0,0 +1,2 @@
+0 1 2 3 4 
+0

test/loop/while.c

@@ -0,0 +1,11 @@
+int printf(char* format, ...);
+
+int main() {
+    int i = 0;
+    while (i < 5) {
+        printf("%d ", i);
+        i++;
+    }
+    printf("\n");
+    return 0;
+}

test/loop/while.out

@@ -0,0 +1,2 @@
+0 1 2 3 4 
+0