WIP: python binding to libghdl

1 files changed, 102 insertions, 0 deletions

diff --git a/src/vhdl/python/pnodespy.py b/src/vhdl/python/pnodespy.py
new file mode 100755
index 000000000..b356ab9fc
--- /dev/null
+++ b/src/vhdl/python/pnodespy.py
@@ -0,0 +1,102 @@
+#!/usr/bin/env python
+
+"""Like pnodes but output for python"""
+
+import sys
+sys.path.append("../xtools")
+
+import pnodes
+
+libname = 'libghdl'
+
+
+def print_enum(name, vals):
+    n = 0
+    print
+    print
+    print 'class {0}:'.format(name)
+    for k in vals:
+        print '    {0} = {1}'.format(k, n)
+        n += 1
+
+
+def do_class_kinds():
+    print_enum(pnodes.prefix_name.rstrip('_'), pnodes.kinds)
+
+
+def do_iirs_subprg():
+    classname = pnodes.node_type.lower() + 's'
+    print
+    print 'Get_Kind = {0}.{1}__get_kind'.format(libname, classname)
+    print 'Get_Location = {0}.nodes__get_location'.format(libname, classname)
+    for k in pnodes.funcs:
+        print
+        print 'Get_{0} = {1}.{2}__get_{3}'.format(
+            k.name, libname, classname, k.name.lower())
+        print
+        print 'Set_{0} = {1}.{2}__set_{3}'.format(
+            k.name, libname, classname, k.name.lower(), k.pname, k.rname)
+
+
+def do_class_types():
+    print_enum('types', pnodes.get_types())
+
+
+def do_types_subprg():
+    print
+    for k in pnodes.get_types():
+        print
+        print 'Get_{0} = {1}.nodes_meta__get_{2}'.format(
+            k, libname, k.lower())
+
+
+def do_has_subprg():
+    print
+    for f in pnodes.funcs:
+        print
+        print 'Has_{0} =\\'.format(f.name)
+        print '    {0}.nodes_meta__has_{1}'.format(libname, f.name.lower())
+
+
+def do_class_field_attributes():
+    print_enum('Attr', ['ANone' if a == 'None' else a
+                        for a in pnodes.get_attributes()])
+
+
+def do_class_fields():
+    print_enum('fields', [f.name for f in pnodes.funcs])
+
+
+def do_libghdl_iirs():
+    print 'from libghdl import libghdl'
+    do_class_kinds()
+    do_iirs_subprg()
+
+
+def do_libghdl_meta():
+    print 'from libghdl import libghdl'
+    print """
+
+# From nodes_meta
+get_fields_first = libghdl.nodes_meta__get_fields_first
+
+get_fields_last = libghdl.nodes_meta__get_fields_last
+
+get_field_by_index = libghdl.nodes_meta__get_field_by_index
+
+get_field_type = libghdl.nodes_meta__get_field_type
+
+get_field_attribute = libghdl.nodes_meta__get_field_attribute"""
+    do_class_types()
+    do_class_field_attributes()
+    do_class_fields()
+    do_types_subprg()
+    do_has_subprg()
+
+
+pnodes.actions.update({'class-kinds': do_class_kinds,
+                       'libghdl-iirs': do_libghdl_iirs,
+                       'libghdl-meta': do_libghdl_meta})
+
+
+pnodes.main()