Added some lame tests for IRExpr to Low conversion

Author: RedDocMD

.idea/libraries/picocli_4_5_2.xml

@@ -0,0 +1,51 @@
+package deep.decaf.tester
+
+import deep.decaf.ir.*
+import deep.decaf.low.amd64.*
+
+fun main() {
+    val pos = Position.unknown()
+    val expressions = listOf(
+        IRBinOpExpr(
+            IRBinOpExpr(
+                IRIntLiteral(1, pos), IRIntLiteral(2, pos), BinOp.MULTIPLY, pos
+            ),
+            IRBinOpExpr(
+                IRBinOpExpr(
+                    IRIntLiteral(3, pos), IRIntLiteral(4, pos), BinOp.MULTIPLY, pos
+                ),
+                IRBinOpExpr(
+                    IRIntLiteral(5, pos), IRIntLiteral(6, pos), BinOp.MULTIPLY, pos
+                ),
+                BinOp.SUBTRACT,
+                pos
+            ),
+            BinOp.ADD,
+            pos
+        ),
+
+        IRBinOpExpr(
+            IRBinOpExpr(
+                IRLocationExpression(IRIDLocation("a", pos), pos),
+                IRLocationExpression(IRIDLocation("b", pos), pos),
+                BinOp.MORE,
+                pos
+            ),
+            IRBinOpExpr(
+                IRLocationExpression(IRIDLocation("c", pos), pos),
+                IRLocationExpression(IRIDLocation("d", pos), pos),
+                BinOp.EQ,
+                pos
+            ),
+            BinOp.AND,
+            pos
+        )
+    )
+
+    expressions.forEach { expr ->
+        val statements = irExprToLow(expr)
+        val asm = statements.joinToString("\n") { it.toString() }
+        println(asm)
+        println()
+    }
+}