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103 lines
2.7 KiB
Python
103 lines
2.7 KiB
Python
from ll1_parser import *
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from lalr1_parser import *
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class Generator():
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def __init__(self):
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self.SourceFile = open("..\\code\\parse-table.c", "w")
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self.HeaderFile = open("..\\header\\parse-table.h", "w")
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self.CommonHeaderFile = open("..\\..\\script-eval\\header\\ScriptEngineCommonDefinitions.h", "w")
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self.ll1 = LL1Parser(self.SourceFile, self.HeaderFile, self.CommonHeaderFile)
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self.lalr = LALR1Parser(self.SourceFile, self.HeaderFile)
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def Run(self):
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self.WriteCommonHeader()
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self.ll1.Run()
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self.HeaderFile.write("\n\n")
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self.lalr.ReadGrammar()
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self.gr = get_grammar(self.lalr)
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self.lalr_table = lalr_one.ParsingTable(self.gr)
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self.lalr.ParseTable = self.lalr_table
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self.ll1.SetLalr(self.lalr, self.lalr_table)
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self.lalr.Run()
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self.CommonHeaderFile.write("#endif\n")
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# Closes Output Files
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self.SourceFile.close()
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self.HeaderFile.close()
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self.CommonHeaderFile.close()
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def WriteCommonHeader(self):
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self.CommonHeaderFile.write(
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"""#pragma once
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#ifndef SCRIPT_ENGINE_COMMON_DEFINITIONS_H
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#define SCRIPT_ENGINE_COMMON_DEFINITIONS_H
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typedef struct SYMBOL {
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long long unsigned Type;
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long long unsigned Len;
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long long unsigned VariableType;
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long long unsigned Value;
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} SYMBOL, * PSYMBOL;
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typedef struct SYMBOL_BUFFER {
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PSYMBOL Head;
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unsigned int Pointer;
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unsigned int Size;
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char* Message;
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} SYMBOL_BUFFER, * PSYMBOL_BUFFER;
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typedef struct SYMBOL_MAP
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{
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char* Name;
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long long unsigned Type;
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} SYMBOL_MAP, * PSYMBOL_MAP;
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typedef struct ACTION_BUFFER {
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long long unsigned Tag;
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long long unsigned CurrentAction;
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char ImmediatelySendTheResults;
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long long unsigned Context;
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char CallingStage;
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} ACTION_BUFFER, *PACTION_BUFFER;
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#define SYMBOL_GLOBAL_ID_TYPE 0
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#define SYMBOL_LOCAL_ID_TYPE 1
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#define SYMBOL_NUM_TYPE 2
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#define SYMBOL_REGISTER_TYPE 3
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#define SYMBOL_PSEUDO_REG_TYPE 4
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#define SYMBOL_SEMANTIC_RULE_TYPE 5
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#define SYMBOL_TEMP_TYPE 6
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#define SYMBOL_STRING_TYPE 7
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#define SYMBOL_VARIABLE_COUNT_TYPE 8
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#define SYMBOL_MEM_VALID_CHECK_MASK (1 << 31)
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#define SYMBOL_INVALID 9
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#define SYMBOL_WSTRING_TYPE 10
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#define SYMBOL_USER_DEFINED_FUNCTION_TYPE 11
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#define SYMBOL_FUNCTION_PARAMETER_ID_TYPE 12
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#define SYMBOL_RETURN_ADDRESS_TYPE 13
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#define SYMBOL_STACK_TEMP_TYPE 14
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#define SYMBOL_FUNCTION_PARAMETER_TYPE 15
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#define INVALID -999
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#define LALR_ACCEPT 999
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\n\n""")
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def Parse(self, Tokens):
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Stack = self.ll1.Parse(Tokens)
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print(Stack)
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if __name__ == "__main__":
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gen = Generator()
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gen.Run()
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Tokens = ['print', '(', '+', '_hex', ')', ';', '$']
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gen.Parse(Tokens)
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