diff options
Diffstat (limited to 'pygments/lexers/asm.py')
-rw-r--r-- | pygments/lexers/asm.py | 106 |
1 files changed, 105 insertions, 1 deletions
diff --git a/pygments/lexers/asm.py b/pygments/lexers/asm.py index 2f08d510..761b3315 100644 --- a/pygments/lexers/asm.py +++ b/pygments/lexers/asm.py @@ -20,7 +20,7 @@ from pygments.token import Text, Name, Number, String, Comment, Punctuation, \ __all__ = ['GasLexer', 'ObjdumpLexer', 'DObjdumpLexer', 'CppObjdumpLexer', 'CObjdumpLexer', 'HsailLexer', 'LlvmLexer', 'NasmLexer', - 'NasmObjdumpLexer', 'TasmLexer', 'Ca65Lexer'] + 'NasmObjdumpLexer', 'TasmLexer', 'Ca65Lexer', 'Dasm16Lexer'] class GasLexer(RegexLexer): @@ -650,3 +650,107 @@ class Ca65Lexer(RegexLexer): # comments in GAS start with "#" if re.match(r'^\s*;', text, re.MULTILINE): return 0.9 + + +class Dasm16Lexer(RegexLexer): + """ + Simple lexer for DCPU-16 Assembly + + Check http://0x10c.com/doc/dcpu-16.txt + """ + name = 'dasm16' + aliases = ['DASM16'] + filenames = ['*.dasm16', '*.dasm'] + mimetypes = ['text/x-dasm16'] + + INSTRUCTIONS = [ + 'SET', + 'ADD', 'SUB', + 'MUL', 'MLI', + 'DIV', 'DVI', + 'MOD', 'MDI', + 'AND', 'BOR', 'XOR', + 'SHR', 'ASR', 'SHL', + 'IFB', 'IFC', 'IFE', 'IFN', 'IFG', 'IFA', 'IFL', 'IFU', + 'ADX', 'SBX', + 'STI', 'STD', + 'JSR', + 'INT', 'IAG', 'IAS', 'RFI', 'IAQ', 'HWN', 'HWQ', 'HWI', + ] + + REGISTERS = [ + 'A', 'B', 'C', + 'X', 'Y', 'Z', + 'I', 'J', + 'SP', 'PC', 'EX', + 'POP', 'PEEK', 'PUSH' + ] + + # Regexes yo + char = r'[a-zA-Z$._0-9@]' + identifier = r'(?:[a-zA-Z$_]' + char + '*|\.' + char + '+)' + number = r'[+-]?(?:0[xX][a-zA-Z0-9]+|\d+)' + binary_number = r'0b[01_]+' + instruction = r'(?i)(' + '|'.join(INSTRUCTIONS) + ')' + single_char = r"'\\?" + char + "'" + string = r'"(\\"|[^"])*"' + + def guess_identifier(lexer, match): + ident = match.group(0) + klass = Name.Variable if ident.upper() in lexer.REGISTERS else Name.Label + yield match.start(), klass, ident + + tokens = { + 'root': [ + include('whitespace'), + (':' + identifier, Name.Label), + (identifier + ':', Name.Label), + (instruction, Name.Function, 'instruction-args'), + (r'\.' + identifier, Name.Function, 'data-args'), + (r'[\r\n]+', Text) + ], + + 'numeric' : [ + (binary_number, Number.Integer), + (number, Number.Integer), + (single_char, String), + ], + + 'arg' : [ + (identifier, guess_identifier), + include('numeric') + ], + + 'deref' : [ + (r'\+', Punctuation), + (r'\]', Punctuation, '#pop'), + include('arg'), + include('whitespace') + ], + + 'instruction-line' : [ + (r'[\r\n]+', Text, '#pop'), + (r';.*?$', Comment, '#pop'), + include('whitespace') + ], + + 'instruction-args': [ + (r',', Punctuation), + (r'\[', Punctuation, 'deref'), + include('arg'), + include('instruction-line') + ], + + 'data-args' : [ + (r',', Punctuation), + include('numeric'), + (string, String), + include('instruction-line') + ], + + 'whitespace': [ + (r'\n', Text), + (r'\s+', Text), + (r';.*?\n', Comment) + ], + } |