Initial import of microwatt

Signed-off-by: Anton Blanchard <anton@linux.ibm.com>

scripts/dependencies.py

@@ -0,0 +1,25 @@
+#!/usr/bin/python3
+
+# Create makefile dependencies for VHDL files, looking for "use work" and
+# "entity work" declarations
+
+import sys
+import re
+
+work = re.compile('use work\.([^.]+)\.')
+entity = re.compile('entity work\.(.*)')
+
+for filename in sys.argv[1:]:
+    with open(filename, 'r') as f:
+        (basename, suffix) = filename.split('.')
+        print('%s.o:' % basename, end='')
+
+        for line in f:
+            m = work.search(line)
+            if m:
+                print(' %s.o' % m.group(1), end='')
+
+            m = entity.search(line)
+            if m:
+                print(' %s.o' % m.group(1), end='')
+    print()