add 4502 option to Ophis command line.

src/Ophis/CmdLine.py

@@ -26,7 +26,7 @@ listfile = None
 def parse_args(raw_args):
     "Populate the module's globals based on the command-line options given."
     global enable_collapse, enable_branch_extend
-    global enable_undoc_ops, enable_65c02_exts
+    global enable_undoc_ops, enable_65c02_exts, enable_4502_exts
     global warn_on_branch_extend
     global print_summary, print_loaded_files
     global print_pass, print_ir, print_labels
@@ -46,6 +46,8 @@ def parse_args(raw_args):
                      help="Enable 6502 undocumented opcodes")
     ingrp.add_option("-c", "--65c02", action="store_true", default=False,
                      dest="c02", help="Enable 65c02 extended instruction set")
+    ingrp.add_option("-4", "--4502", action="store_true", default=False,
+                     dest="csg4502", help="Enable 4502 extended instruction set")
 
     outgrp = optparse.OptionGroup(parser, "Console output options")
     outgrp.add_option("-v", "--verbose", action="store_const", const=2,
@@ -72,6 +74,10 @@ def parse_args(raw_args):
         parser.error("No input files specified")
     if options.c02 and options.undoc:
         parser.error("--undoc and --65c02 are mutually exclusive")
+    if options.c02 and options.csg4502:
+        parser.error("--undoc and --65c02 are mutually exclusive")
+    if options.csg4502 and options.undoc:
+        parser.error("--undoc and --65c02 are mutually exclusive")
 
     infiles = args
     outfile = options.outfile
@@ -79,6 +85,7 @@ def parse_args(raw_args):
     enable_branch_extend = options.enable_branch_extend
     enable_undoc_ops = options.undoc
     enable_65c02_exts = options.c02
+    enable_4502_exts = options.csg4502
     warn_on_branch_extend = options.warn
     print_summary = options.verbose > 0  # no options set
     print_loaded_files = options.verbose > 1  # v

src/Ophis/Main.py

@@ -104,6 +104,8 @@ def run_ophis(args):
         Ophis.Opcodes.opcodes.update(Ophis.Opcodes.undocops)
     elif Ophis.CmdLine.enable_65c02_exts:
         Ophis.Opcodes.opcodes.update(Ophis.Opcodes.c02extensions)
+    elif Ophis.CmdLine.enable_65c02_exts:
+        Ophis.Opcodes.opcodes.update(Ophis.Opcodes.csg4502extensions)
 
     Ophis.CorePragmas.reset()
     return run_all()