test updates woooo

tests/sprint4/expected/sp4_cg_neg.s.exp

@@ -0,0 +1,8 @@
+	movl	$3, -4(%rbp)	#constant assign
+	movl	-4(%rbp), %eax	#assign start
+	movl	%eax, -8(%rbp)	#assign end
+	movl	-8(%rbp), %eax	#negation start
+	negl	%eax
+	movl	%eax, -12(%rbp)	#negation end
+	movl	-12(%rbp), %eax	#assign start
+	movl	%eax, -16(%rbp)	#assign end