more AM tests

[r15607]

ir/be/test/am_test3.c

+int arr[10] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
+
+int sum(int c) {
+	int i, res = 0;
+
+	for(i = 0; i < c; ++i) {
+		res += i;
+	}
+
+	return res;
+}
+
+int main(void) {
+	printf("Sum: %d\n", sum(10));
+	return 0;
+}

ir/be/test/am_test4.c

+char c;
+
+int f(int x, int y) {
+	return x + y * 8;
+}
+
+int f2(int x, int y) {
+	return x * 2 + y * 8;
+}
+
+int f3(int x) {
+	return x * 2;
+}
+
+char f4(char *p, int k) {
+	return p[k];
+}
+
+void dest_am(int *arr, int from, int to) {
+	int i;
+
+	for(i = from + 1; i < to; ++i) {
+		arr[i] += arr[i-1];
+	}
+}
+
+void dest_am2(int *arr, int from, int to) {
+	int i;
+
+	for(i = from + 1; i < to; ++i) {
+		arr[i] = -arr[i];
+	}
+}
+
+int main(void) {
+	int arr[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
+	int i;
+
+	dest_am(arr, 0, 10);
+	for(i = 0; i < 10; ++i) {
+		printf("%d ", arr[i]);
+	}
+	printf("\n");
+	dest_am2(arr, 0, 10);
+	for(i = 0; i < 10; ++i) {
+		printf("%d ", arr[i]);
+	}
+	printf("\n");
+
+	return 0;
+}