Update c_backend to use breaking_changes as intended

Author: mandolaerik

py/dml/c_backend.py

@@ -14,7 +14,7 @@
 
 from . import objects, logging, crep, output, ctree, serialize, structure
 from . import traits
-from . import breaking_changes as compat
+from . import breaking_changes
 import dml.globals
 from .structure import get_attr_name, port_class_ident, need_port_proxy_attrs
 from .logging import *
@@ -261,7 +261,8 @@ def generate_hfile(device, headers, filename):
     out("/* Generated by dmlc, do not edit! */\n\n")
     emit_guard_start(filename)
     out('#define DML_PREFIX(x) '+crep.cname(device)+'_##x\n\n')
-    legacy_attrs = int(compat.legacy_attributes in dml.globals.enabled_compat)
+    legacy_attrs = int(breaking_changes.remove_legacy_attributes
+                       not in dml.globals.enabled_breaking)
     out(f'#define DML_LEGACY_ATTRS {legacy_attrs}\n')
 
     with allow_linemarks():
@@ -893,7 +894,8 @@ def generate_implement(code, device, impl):
         # descendants of the device object
         if (port.parent is dml.globals.device
             and port.objtype in {'port', 'bank'}
-            and compat.port_proxy_ifaces in dml.globals.enabled_compat):
+            and breaking_changes.remove_port_proxy_ifaces
+            not in dml.globals.enabled_breaking):
             if port.local_dimensions() == 0:
                 code.out("static const %s = %s;\n" % (
                     ifacetype.declaration('port_iface'),
@@ -1684,7 +1686,7 @@ def generate_pre_delete(device):
             + 'NULL);\n')
         out('}\n', preindent=-1)
 
-    if dml.globals.api_version < compat.api_7:
+    if dml.globals.api_version < breaking_changes.api_7:
         out(f'{crep.cname(device)}_deinit(_obj);\n')
     out('}\n\n', preindent = -1)
 
@@ -1938,7 +1940,7 @@ def generate_init_data_objs(device):
     for (start, end) in [('A', 'Z'), ('a', 'z'), ('0', '9'), ('_', '_')]
     for i in range(ord(start), ord(end) + 1))
 def init_function_name(device, outprefix):
-    if dml.globals.api_version <= compat.api_4_8:
+    if dml.globals.api_version <= breaking_changes.api_4_8:
         return 'initialize_' + crep.cname(device)
     return '_initialize_' + ''.join(
         (ch if ch in ident_chars else '_') for ch in outprefix)
@@ -1966,7 +1968,7 @@ def generate_init(device, initcode, outprefix):
     out('.init = '+crep.cname(device)+'_init,\n')
     out('.finalize = '+crep.cname(device)+'_finalize,\n')
     out('.objects_finalized = '+crep.cname(device)+'_objects_finalized,\n')
-    if dml.globals.api_version >= compat.api_7:
+    if dml.globals.api_version >= breaking_changes.api_7:
         out('.deinit = '+crep.cname(device)+'_deinit,\n')
     out('.dealloc = '+crep.cname(device)+'_dealloc,\n')
     out('.description = '+doc.read()+',\n')
@@ -2166,7 +2168,7 @@ def generate_port_object_assocs_array():
                        else node.object_parent)
         if (object_node is not dml.globals.device
             # Anonymous banks
-            and (compat.dml12_misc not in dml.globals.enabled_compat
+            and (breaking_changes.remove_misc_quirks in dml.globals.enabled_breaking
                  or object_node.ident is not None)):
             port_obj_offset = (
                 f'offsetof({crep.structtype(dml.globals.device)}, '
@@ -3276,8 +3278,9 @@ def generate_cfile(device, footers,
                    full_module):
     global c_file
 
-    sym = 'SIMICS_%s_API' % ('4_8' if dml.globals.api_version == compat.api_4_8
-                             else dml.globals.api_version.str)
+    sym = 'SIMICS_%s_API' % (
+        '4_8' if dml.globals.api_version == breaking_changes.api_4_8
+        else dml.globals.api_version.str)
     api_define = '#ifndef %s\n#define %s\n#endif\n' % (
         sym, sym)
 
@@ -3337,7 +3340,8 @@ def generate_cfile_body(device, footers, full_module, filename_prefix):
     generate_identity_data_decls()
     generate_object_vtables_array()
     if not (dml.globals.dml_version == (1, 2)
-            and compat.shared_logs_on_device in dml.globals.enabled_compat):
+            and breaking_changes.shared_logs_on_ports
+            not in dml.globals.enabled_breaking):
         generate_port_object_assocs_array()
     generate_class_var_decl()
     generate_startup_calls_entry_function(device)
@@ -3470,7 +3474,7 @@ def generate_cfile_body(device, footers, full_module, filename_prefix):
 
     if full_module:
         # caught as error earlier on
-        assert dml.globals.api_version == compat.api_4_8
+        assert dml.globals.api_version == breaking_changes.api_4_8
         out('\n')
         out('EXPORTED void\n')
         out('init_local(void)\n')