46 lines
2.2 KiB
Python
46 lines
2.2 KiB
Python
import color, mode2
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from lex3 import Grammar, PatternRule, RegionRule
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class StringGrammar(Grammar):
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rules = [
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PatternRule(r'octal', r'\\[0-7]{3}'),
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PatternRule(r'escaped', r'\\.'),
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]
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class NasmGrammar(Grammar):
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rules = [
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PatternRule(r'keyword', r"(?:section|global|extern)(?![a-zA-Z_])"),
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PatternRule(r'macros', r"%(?:define|undef|assign|strlen|macro|endmacro|if|elif|else|endif|ifdef|ifndef|include|push|pop|stacksize)(?![a-zA-Z_])"),
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PatternRule(r'instructions', r"(?: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)(?![a-zA-Z_])"),
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PatternRule(r'registers', r"(?:eax|ax|ah|al|ebx|bx|bh|bl|ecx|cx|ch|cl|esi|edi|esp|ebp)(?![a-zA-Z_])"),
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PatternRule(r'prefix', r"(?:dword|word|lock)(?![a-zA-Z_])"),
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PatternRule(r'label', r"[a-zA-Z_.][a-zA-Z0-9_.]*:"),
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PatternRule(r"identifier", r"[a-zA-Z_][a-zA-Z0-9_]*"),
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PatternRule(r"integer", r"(0|[1-9][0-9]*|0[0-7]+|0[xX][0-9a-fA-F]+)[lL]?"),
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PatternRule(r"float", r"[0-9]+\.[0-9]*|\.[0-9]+|([0-9]|[0-9]+\.[0-9]*|\.[0-9]+)[eE][\+-]?[0-9]+"),
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RegionRule(r'string', r'"""', StringGrammar, r'"""'),
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RegionRule(r'string', r"'''", StringGrammar, r"'''"),
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RegionRule(r'string', r'"', StringGrammar, r'"'),
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RegionRule(r'string', r"'", StringGrammar, r"'"),
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PatternRule(r'comment', r';.*$'),
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]
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class Nasm(mode2.Fundamental):
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grammar = NasmGrammar
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colors = {
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'keyword': ('cyan', 'default', 'bold'),
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'macros': ('blue', 'default', 'bold'),
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'string.start': ('green', 'default'),
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'string.null': ('green', 'default'),
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'string.end': ('green', 'default'),
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'comment': ('red', 'default'),
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'registers': ('yellow', 'default'),
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'instructions': ('magenta', 'default'),
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'label': ('blue', 'default'),
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}
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def __init__(self, w):
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mode2.Fundamental.__init__(self, w)
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def name(self):
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return "Nasm"
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