From 925372248bfb45e0027cf71d8d40c26e48261ee5 Mon Sep 17 00:00:00 2001
From: bd-912 <bdunahu@colostate.edu>
Date: Sat, 4 May 2024 17:58:34 -0600
Subject: Skeleton for "Condense" (vaporm to mips) Library

---
 condense/Utilities.java | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 condense/Utilities.java

(limited to 'condense/Utilities.java')

diff --git a/condense/Utilities.java b/condense/Utilities.java
new file mode 100644
index 0000000..9c052fc
--- /dev/null
+++ b/condense/Utilities.java
@@ -0,0 +1,40 @@
+package condense;
+
+import java.util.*;
+
+public class Utilities {
+
+
+    public static int computeStackFrameSize(String declare) {
+        MinimalLogger.info(String.format("Computing frame stack size for %s...",
+                                         declare));
+        declare = extractNumeric(declare);
+        // assume that the LAST three digits are
+        // in, out, local
+        String[] sizes = declare.split(SPACE)[:-3];
+        int ret = this.stackFrameFormula(Integer.parseInt(sizes[1]),
+                                         Integer.parseInt(sizes[2]));
+        MinimalLogger.info(String.format("Stack size is (%s + %s + 2) * 4 = %d",
+                                         sizes[1],
+                                         sizes[2],
+                                         ret));
+        return ret;
+    }
+
+    private static int stackFrameFormula(int out, int local) {
+        return (out + local + 2) * 4;
+    }
+
+    private static int extractNumeric(String str) {
+        str = str.replaceAll("[^\\d] & quot;, "
+                             ");
+        str = str.trim();
+        str = str.replaceAll(" + ", "
+                             ");
+        if (str.equals(" "))
+            return "
+                -1 & quot;
+        ;
+        return str;
+    }
+}
-- 
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