#include
#include
#include
#include
#define?LL??50??????//定義棧的長度
#define?WW?10??????//定義語義棧的單位長度
//語義子程序的編號
#define?DEF1?16
#define?DEF2?17
#define?DEF3?18
#define?ARITH1?21
#define?ARITH2?22
#define?ARITH3?23
#define?ARITH4?24
#define?ARITH5?25
#define?ARITH6?26
//詞法分析中的常量
#define?H?14
#define?L?8
#define?W?20
#define?F?40
int?Q=1;
char?keyword[H][L];
char?simple[W];
char?dousim[W][4];
char?buffer[10];????//用于存放讀到的字符
char?buffer1[10];???//用于存放字符的返回值
char?buffer2[10];??//用于歸約時存放讀到的字符
char?ch;
int?error[L];
int?M=0;
int?LINE=0;
struct?fina
{
??char?name[10];
};
struct?labe
{
??char?name[10];
??char?att[10];
};
struct?fina?finals[F];
struct?labe?labels[F];
/******************************************************/
char?syntax[LL][WW];???//定義語義棧
char?labelss[LL][WW];???//定義符號棧
int??state[LL];???????//定義狀態棧
int?ptr=0;????????????//指向棧頂
int?p=0;??????????????//用于判斷用什么表
int?no1no2;??//用于查找狀態轉換時其所處的狀態
int?lab;?????//用于存放查表后所得的下標
char?def[7][6];//={“;““int““float““““id““#““D“};
char?arith[11][5];//={“id““=““+““*““（““）““;““#““E““T““F“};
int?def_tabel[9][7]={{0230001}????????//定義語句的SLR1表
????????????????????{4005000}
					{0000600}
					{0000700}
					{00000-10}
					{0000800}
					{160016000}
					{170017000}
					{180018000}};
int?arith_tabel[15][11]={{10000000000}???????????????//定義算數表達式和賦值語句的SLR1表
					????{02000000000}
						{70006000345}
						{00900080000}
						{002210022220000}
						{002424024240000}
						{700060001145}
						{002626026260000}
						{0000000-1000}
						{700060000125}
						{700060000013}
						{009001400000}
						{002110021210000}
						{002323023230000}
						{002525025250000}};
FILE?*fin*out*out1;
void?init（）{
???//初始化詞法分析中的變量
???int?i;
???strcpy（keyword[0]“int“）;
???strcpy（keyword[1]“char“）;
???strcpy（keyword[2]“float“）;
???strcpy（keyword[3]“void“）;
???strcpy（keyword[4]“const“）;
???strcpy（keyword[5]“for“）;
???strcpy（keyword[6]“if“）;
???strcpy（keyword[7]“else“）;
???strcpy（keyword[8]“then“）;
???strcpy（keyword[9]“while“）;
???strcpy（keyword[10]“switch“）;
???strcpy（keyword[11]“break“）;
???strcpy（keyword[12]“begin“）;
???strcpy（keyword[13]“end“）;
???strcpy（dousim[0]“/=“）;
???strcpy（dousim[1]“+=“）;
???strcpy（dousim[2]“-=“）;
???strcpy（dousim[3]“*=“）;
???strcpy（dousim[4]“%=“）;
???strcpy（dousim[5]“||“）;
???strcpy（dousim[6]“&&“）;
???strcpy（dousim[7]“<=“）;
???strcpy（dousim[8]“>=“）;
???strcpy（dousim[9]“<=“）;
???strcpy（dousim[10]“!=“）;
???strcpy（dousim[11]“//“）;
???strcpy（dousim[12]“/*“）;
???simple[0]=‘+‘;
???simple[1]=‘-‘;
???simple[2]=‘*‘;
???simple[3]=‘/‘;
???simple[4]=‘（‘;
???simple[5]=‘）‘;
???simple[6]=‘[‘;
???simple[

?屬性????????????大小?????日期????時間???名稱
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?????文件??????26112??2009-06-23?18:47??桌面\編譯原理課程設計要求.doc

?????文件??????13093??2009-06-22?13:05??桌面\byyl.c

?????文件?????????58??2009-06-23?18:45??桌面\info.txt

?????目錄??????????0??2009-06-23?18:48??桌面

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????????????????39263????????????????????4