1 files changed, 34 insertions, 0 deletions
diff --git a/scripts/cxxdemo/hex8tohex32.py b/scripts/cxxdemo/hex8tohex32.py
new file mode 100644
index 0000000..ae44101
--- /dev/null
+++ b/scripts/cxxdemo/hex8tohex32.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+
+import fileinput
+import itertools
+
+ptr = 0
+data = []
+
+def write_data():
+    if len(data) != 0:
+        print("@%08x" % (ptr >> 2))
+        while len(data) % 4 != 0:
+            data.append(0)
+        for word_bytes in zip(*([iter(data)]*4)):
+            print("".join(["%02x" % b for b in reversed(word_bytes)]))
+
+for line in fileinput.input():
+    if line.startswith("@"):
+        addr = int(line[1:], 16)
+        if addr > ptr+4:
+            write_data()
+            ptr = addr
+            data = []
+            while ptr % 4 != 0:
+                data.append(0)
+                ptr -= 1
+        else:
+            while ptr + len(data) < addr:
+                data.append(0)
+    else:
+        data += [int(tok, 16) for tok in line.split()]
+
+write_data()
+