43 lines
2.1 KiB
Python
43 lines
2.1 KiB
Python
from mode import Fundamental
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from lex import Grammar, PatternRule, RegionRule, PatternMatchRule
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from mode.python import StringGrammar1, StringGrammar2, StringGrammar3, StringGrammar4
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chr1 = '[a-zA-Z_.?]'
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chr2 = '[a-zA-Z0-9_.?$#@~]'
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word = chr1 + chr2 + '*'
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class NasmGrammar(Grammar):
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rules = [
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PatternRule('continuation', r'\\\n$'),
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PatternRule('nasm_keyword', "(?:section|global|extern)(?!" + chr2 + ")"),
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PatternRule('macros', "%(?:define|undef|assign|strlen|macro|endmacro|if|elif|else|endif|ifdef|ifndef|include|push|pop|stacksize)(?!" + chr2 + ")"),
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PatternRule('instructions', "(?:jeq|jne|ja|jmp|push|pushad|pushfd|call|ret|sub|add|pop|popa|popad|popfd|call|and|cwd|cdq|cmp|cmpxchg|cpuid|div|divpd|enter|leave|fadd|fld|fmul|fsqrt|fsub|hlt|imul|inc|int|int3|lea|mov|movd|mul|neg|not|nop|or|sal|sar|shl|shr|shld|shrd|syscall|sysenter|sysexit|test|xchg|xadd|xor)(?!" + chr2 + ")"),
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PatternRule('registers', "(?:eax|ax|ah|al|ebx|bx|bh|bl|ecx|cx|ch|cl|esi|edi|esp|ebp)(?!" + chr2 + ")"),
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PatternRule('prefix', "(?:dword|word|lock)(?!" + chr2 + ")"),
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PatternMatchRule('x', '(' + word + ')(:)', 'nasm_label', 'delimiter'),
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#PatternRule('nasm_label', word + ":"),
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PatternRule("identifier", r'\$?' + word),
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PatternRule("integer", "(0|[1-9][0-9]*|0[0-7]+|0[xX][0-9a-fA-F]+)[lL]?"),
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PatternRule("float", r"[0-9]+\.[0-9]*|\.[0-9]+|([0-9]|[0-9]+\.[0-9]*|\.[0-9]+)[eE][\+-]?[0-9]+"),
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RegionRule('string', "'''", StringGrammar3, "'''"),
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RegionRule('string', '"""', StringGrammar4, '"""'),
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RegionRule('string', "'", StringGrammar1, "'"),
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RegionRule('string', '"', StringGrammar2, '"'),
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PatternRule('comment', ';.*$'),
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]
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class Nasm(Fundamental):
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name = 'nasm'
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extensions = ['.s']
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grammar = NasmGrammar
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commentc = ';'
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colors = {
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'nasm_keyword': ('cyan', 'default', 'bold'),
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'macros': ('blue', 'default', 'bold'),
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'registers': ('yellow', 'default', 'bold'),
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'instructions': ('magenta', 'default', 'bold'),
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'nasm_label': ('blue', 'default', 'bold'),
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}
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install = Nasm.install
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