Commit | Line | Data |
---|---|---|
27faa872 | 1 | /* |
c30d72b0 | 2 | * @(#)cpy.y 1.2 %G% |
27faa872 RH |
3 | */ |
4 | %term number stop DEFINED | |
5 | %term EQ NE LE GE LS RS | |
6 | %term ANDAND OROR | |
7 | %left ',' | |
8 | %right '=' | |
9 | %right '?' ':' | |
10 | %left OROR | |
11 | %left ANDAND | |
12 | %left '|' '^' | |
13 | %left '&' | |
14 | %binary EQ NE | |
15 | %binary '<' '>' LE GE | |
16 | %left LS RS | |
17 | %left '+' '-' | |
18 | %left '*' '/' '%' | |
19 | %right '!' '~' UMINUS | |
20 | %left '(' '.' | |
21 | %% | |
22 | S: e stop ={return($1);} | |
23 | ||
24 | ||
25 | e: e '*' e | |
26 | ={$$ = $1 * $3;} | |
27 | | e '/' e | |
28 | ={$$ = $1 / $3;} | |
29 | | e '%' e | |
30 | ={$$ = $1 % $3;} | |
31 | | e '+' e | |
32 | ={$$ = $1 + $3;} | |
33 | | e '-' e | |
34 | ={$$ = $1 - $3;} | |
35 | | e LS e | |
36 | ={$$ = $1 << $3;} | |
37 | | e RS e | |
38 | ={$$ = $1 >> $3;} | |
39 | | e '<' e | |
40 | ={$$ = $1 < $3;} | |
41 | | e '>' e | |
42 | ={$$ = $1 > $3;} | |
43 | | e LE e | |
44 | ={$$ = $1 <= $3;} | |
45 | | e GE e | |
46 | ={$$ = $1 >= $3;} | |
47 | | e EQ e | |
48 | ={$$ = $1 == $3;} | |
49 | | e NE e | |
50 | ={$$ = $1 != $3;} | |
51 | | e '&' e | |
52 | ={$$ = $1 & $3;} | |
53 | | e '^' e | |
54 | ={$$ = $1 ^ $3;} | |
55 | | e '|' e | |
56 | ={$$ = $1 | $3;} | |
57 | | e ANDAND e | |
58 | ={$$ = $1 && $3;} | |
59 | | e OROR e | |
60 | ={$$ = $1 || $3;} | |
61 | | e '?' e ':' e | |
62 | ={$$ = $1 ? $3 : $5;} | |
63 | | e ',' e | |
64 | ={$$ = $3;} | |
65 | | term | |
66 | ={$$ = $1;} | |
67 | term: | |
68 | '-' term %prec UMINUS | |
c30d72b0 | 69 | ={$$ = -$2;} |
27faa872 RH |
70 | | '!' term |
71 | ={$$ = !$2;} | |
72 | | '~' term | |
73 | ={$$ = ~$2;} | |
74 | | '(' e ')' | |
75 | ={$$ = $2;} | |
76 | | DEFINED '(' number ')' | |
77 | ={$$= $3;} | |
78 | | DEFINED number | |
79 | ={$$ = $2;} | |
80 | | number | |
81 | ={$$= $1;} | |
82 | %% | |
83 | # include "yylex.c" |