Add tests

examples/ir1/fib4.ir

@@ -0,0 +1,66 @@
+
+fun i32 @fibonacci (i32) {
+init:
+  bid: b0
+  allocations: 
+    %l0:i32:n
+    %l1:i32:i
+    %l2:i32:t1
+    %l3:i32:t2
+    %l4:i32:next_term
+
+block b0:
+  %b0:i0:unit = store %b0:p0:i32 %l0:*i32
+  %b0:i1:unit = store 0:i32 %l1:*i32
+  %b0:i2:unit = store 0:i32 %l2:*i32
+  %b0:i3:unit = store 1:i32 %l3:*i32
+  %b0:i4:unit = store 0:i32 %l4:*i32
+  %b0:i5:i32 = load %l0:*i32
+  %b0:i6:u1 = cmp lt %b0:i5:i32 2:i32
+  br %b0:i6:u1, b1(), b2()
+
+block b1:
+  %b1:i0:i32 = load %l0:*i32
+  ret %b1:i0:i32
+
+block b2:
+  %b2:i0:unit = store 1:i32 %l1:*i32
+  j b5()
+
+block b5:
+  %b5:i0:i32 = load %l1:*i32
+  %b5:i1:i32 = load %l0:*i32
+  %b5:i2:u1 = cmp lt %b5:i0:i32 %b5:i1:i32
+  br %b5:i2:u1, b6(), b7()
+
+block b6:
+  %b6:i0:i32 = load %l2:*i32
+  %b6:i1:i32 = load %l3:*i32
+  %b6:i2:i32 = add %b6:i0:i32 %b6:i1:i32
+  %b6:i3:unit = store %b6:i2:i32 %l4:*i32
+  %b6:i4:i32 = load %l3:*i32
+  %b6:i5:unit = store %b6:i4:i32 %l2:*i32
+  %b6:i6:i32 = load %l4:*i32
+  %b6:i7:unit = store %b6:i6:i32 %l3:*i32
+  %b6:i8:i32 = load %l1:*i32
+  %b6:i9:i32 = add %b6:i8:i32 1:i32
+  %b6:i10:unit = store %b6:i9:i32 %l1:*i32
+  j b5()
+
+block b7:
+  %b7:i0:i32 = load %l3:*i32
+  ret %b7:i0:i32
+}
+
+fun i32 @main () {
+init:
+  bid: b0
+  allocations: 
+
+
+block b0:
+  %b0:i0:i32 = call @fibonacci:*[ret:i32 params:(i32)](9:i32)
+  %b0:i1:u1 = cmp eq %b0:i0:i32 34:i32
+  %b0:i2:i32 = typecast %b0:i1:u1 to i32
+  ret %b0:i2:i32
+}