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1408 lines (857 loc) · 26.1 KB
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Terminals unused in grammar
ERROR
CMERROR
State 105 conflicts: 1 shift/reduce
Grammar
0 $accept: program $end
1 program: dcl_list
2 dcl_list: dcl_list dcl
3 | dcl
4 dcl: var_dcl
5 | func_dcl
6 $@1: %empty
7 var_dcl: type_spc ID $@1 SEMICOLON
8 $@2: %empty
9 $@3: %empty
10 var_dcl: type_spc ID $@2 LSQBRKT NUM $@3 RSQBRKT SEMICOLON
11 type_spc: INT
12 | VOID
13 $@4: %empty
14 func_dcl: type_spc ID $@4 LPAREN params RPAREN comp_stmt
15 params: param_list
16 | VOID
17 param_list: param_list COLON param
18 | param
19 param: type_spc ID
20 $@5: %empty
21 param: type_spc ID $@5 LSQBRKT RSQBRKT
22 comp_stmt: LBRACE local_dcls stmt_list RBRACE
23 local_dcls: local_dcls var_dcl
24 | %empty
25 stmt_list: stmt_list stmt
26 | %empty
27 stmt: exp_stmt
28 | comp_stmt
29 | sel_stmt
30 | iter_stmt
31 | ret_stmt
32 exp_stmt: exp SEMICOLON
33 | SEMICOLON
34 sel_stmt: IF LPAREN exp RPAREN stmt
35 | IF LPAREN exp RPAREN stmt ELSE stmt
36 iter_stmt: WHILE LPAREN exp RPAREN stmt
37 ret_stmt: RETURN SEMICOLON
38 | RETURN exp SEMICOLON
39 exp: var ASSIGN exp
40 | simple_exp
41 var: ID
42 $@6: %empty
43 var: ID $@6 LSQBRKT exp RSQBRKT
44 simple_exp: add_exp EQ add_exp
45 | add_exp NE add_exp
46 | add_exp LE add_exp
47 | add_exp LT add_exp
48 | add_exp GE add_exp
49 | add_exp GT add_exp
50 | add_exp
51 add_exp: add_exp PLUS term
52 | add_exp MINUS term
53 | term
54 term: term TIMES factor
55 | term OVER factor
56 | factor
57 factor: LPAREN exp RPAREN
58 | call
59 | var
60 | NUM
61 $@7: %empty
62 call: ID $@7 LPAREN args RPAREN
63 args: arg_list
64 | %empty
65 arg_list: arg_list COLON exp
66 | exp
Terminals, with rules where they appear
$end (0) 0
error (256)
IF (258) 34 35
ELSE (259) 35
INT (260) 11
RETURN (261) 37 38
VOID (262) 12 16
WHILE (263) 36
ID (264) 7 10 14 19 21 41 43 62
NUM (265) 10 60
EQ (266) 44
NE (267) 45
LE (268) 46
LT (269) 47
GE (270) 48
GT (271) 49
PLUS (272) 51
MINUS (273) 52
TIMES (274) 54
OVER (275) 55
ASSIGN (276) 39
SEMICOLON (277) 7 10 32 33 37 38
COLON (278) 17 65
LPAREN (279) 14 34 35 36 57 62
RPAREN (280) 14 34 35 36 57 62
LSQBRKT (281) 10 21 43
RSQBRKT (282) 10 21 43
LBRACE (283) 22
RBRACE (284) 22
ERROR (285)
CMERROR (286)
Nonterminals, with rules where they appear
$accept (32)
on left: 0
program (33)
on left: 1, on right: 0
dcl_list (34)
on left: 2 3, on right: 1 2
dcl (35)
on left: 4 5, on right: 2 3
var_dcl (36)
on left: 7 10, on right: 4 23
$@1 (37)
on left: 6, on right: 7
$@2 (38)
on left: 8, on right: 10
$@3 (39)
on left: 9, on right: 10
type_spc (40)
on left: 11 12, on right: 7 10 14 19 21
func_dcl (41)
on left: 14, on right: 5
$@4 (42)
on left: 13, on right: 14
params (43)
on left: 15 16, on right: 14
param_list (44)
on left: 17 18, on right: 15 17
param (45)
on left: 19 21, on right: 17 18
$@5 (46)
on left: 20, on right: 21
comp_stmt (47)
on left: 22, on right: 14 28
local_dcls (48)
on left: 23 24, on right: 22 23
stmt_list (49)
on left: 25 26, on right: 22 25
stmt (50)
on left: 27 28 29 30 31, on right: 25 34 35 36
exp_stmt (51)
on left: 32 33, on right: 27
sel_stmt (52)
on left: 34 35, on right: 29
iter_stmt (53)
on left: 36, on right: 30
ret_stmt (54)
on left: 37 38, on right: 31
exp (55)
on left: 39 40, on right: 32 34 35 36 38 39 43 57 65 66
var (56)
on left: 41 43, on right: 39 59
$@6 (57)
on left: 42, on right: 43
simple_exp (58)
on left: 44 45 46 47 48 49 50, on right: 40
add_exp (59)
on left: 51 52 53, on right: 44 45 46 47 48 49 50 51 52
term (60)
on left: 54 55 56, on right: 51 52 53 54 55
factor (61)
on left: 57 58 59 60, on right: 54 55 56
call (62)
on left: 62, on right: 58
$@7 (63)
on left: 61, on right: 62
args (64)
on left: 63 64, on right: 62
arg_list (65)
on left: 65 66, on right: 63 65
State 0
0 $accept: . program $end
INT shift, and go to state 1
VOID shift, and go to state 2
program go to state 3
dcl_list go to state 4
dcl go to state 5
var_dcl go to state 6
type_spc go to state 7
func_dcl go to state 8
State 1
11 type_spc: INT .
$default reduce using rule 11 (type_spc)
State 2
12 type_spc: VOID .
$default reduce using rule 12 (type_spc)
State 3
0 $accept: program . $end
$end shift, and go to state 9
State 4
1 program: dcl_list .
2 dcl_list: dcl_list . dcl
INT shift, and go to state 1
VOID shift, and go to state 2
$default reduce using rule 1 (program)
dcl go to state 10
var_dcl go to state 6
type_spc go to state 7
func_dcl go to state 8
State 5
3 dcl_list: dcl .
$default reduce using rule 3 (dcl_list)
State 6
4 dcl: var_dcl .
$default reduce using rule 4 (dcl)
State 7
7 var_dcl: type_spc . ID $@1 SEMICOLON
10 | type_spc . ID $@2 LSQBRKT NUM $@3 RSQBRKT SEMICOLON
14 func_dcl: type_spc . ID $@4 LPAREN params RPAREN comp_stmt
ID shift, and go to state 11
State 8
5 dcl: func_dcl .
$default reduce using rule 5 (dcl)
State 9
0 $accept: program $end .
$default accept
State 10
2 dcl_list: dcl_list dcl .
$default reduce using rule 2 (dcl_list)
State 11
7 var_dcl: type_spc ID . $@1 SEMICOLON
10 | type_spc ID . $@2 LSQBRKT NUM $@3 RSQBRKT SEMICOLON
14 func_dcl: type_spc ID . $@4 LPAREN params RPAREN comp_stmt
LPAREN reduce using rule 13 ($@4)
LSQBRKT reduce using rule 8 ($@2)
$default reduce using rule 6 ($@1)
$@1 go to state 12
$@2 go to state 13
$@4 go to state 14
State 12
7 var_dcl: type_spc ID $@1 . SEMICOLON
SEMICOLON shift, and go to state 15
State 13
10 var_dcl: type_spc ID $@2 . LSQBRKT NUM $@3 RSQBRKT SEMICOLON
LSQBRKT shift, and go to state 16
State 14
14 func_dcl: type_spc ID $@4 . LPAREN params RPAREN comp_stmt
LPAREN shift, and go to state 17
State 15
7 var_dcl: type_spc ID $@1 SEMICOLON .
$default reduce using rule 7 (var_dcl)
State 16
10 var_dcl: type_spc ID $@2 LSQBRKT . NUM $@3 RSQBRKT SEMICOLON
NUM shift, and go to state 18
State 17
14 func_dcl: type_spc ID $@4 LPAREN . params RPAREN comp_stmt
INT shift, and go to state 1
VOID shift, and go to state 19
type_spc go to state 20
params go to state 21
param_list go to state 22
param go to state 23
State 18
10 var_dcl: type_spc ID $@2 LSQBRKT NUM . $@3 RSQBRKT SEMICOLON
$default reduce using rule 9 ($@3)
$@3 go to state 24
State 19
12 type_spc: VOID .
16 params: VOID .
RPAREN reduce using rule 16 (params)
$default reduce using rule 12 (type_spc)
State 20
19 param: type_spc . ID
21 | type_spc . ID $@5 LSQBRKT RSQBRKT
ID shift, and go to state 25
State 21
14 func_dcl: type_spc ID $@4 LPAREN params . RPAREN comp_stmt
RPAREN shift, and go to state 26
State 22
15 params: param_list .
17 param_list: param_list . COLON param
COLON shift, and go to state 27
$default reduce using rule 15 (params)
State 23
18 param_list: param .
$default reduce using rule 18 (param_list)
State 24
10 var_dcl: type_spc ID $@2 LSQBRKT NUM $@3 . RSQBRKT SEMICOLON
RSQBRKT shift, and go to state 28
State 25
19 param: type_spc ID .
21 | type_spc ID . $@5 LSQBRKT RSQBRKT
LSQBRKT reduce using rule 20 ($@5)
$default reduce using rule 19 (param)
$@5 go to state 29
State 26
14 func_dcl: type_spc ID $@4 LPAREN params RPAREN . comp_stmt
LBRACE shift, and go to state 30
comp_stmt go to state 31
State 27
17 param_list: param_list COLON . param
INT shift, and go to state 1
VOID shift, and go to state 2
type_spc go to state 20
param go to state 32
State 28
10 var_dcl: type_spc ID $@2 LSQBRKT NUM $@3 RSQBRKT . SEMICOLON
SEMICOLON shift, and go to state 33
State 29
21 param: type_spc ID $@5 . LSQBRKT RSQBRKT
LSQBRKT shift, and go to state 34
State 30
22 comp_stmt: LBRACE . local_dcls stmt_list RBRACE
$default reduce using rule 24 (local_dcls)
local_dcls go to state 35
State 31
14 func_dcl: type_spc ID $@4 LPAREN params RPAREN comp_stmt .
$default reduce using rule 14 (func_dcl)
State 32
17 param_list: param_list COLON param .
$default reduce using rule 17 (param_list)
State 33
10 var_dcl: type_spc ID $@2 LSQBRKT NUM $@3 RSQBRKT SEMICOLON .
$default reduce using rule 10 (var_dcl)
State 34
21 param: type_spc ID $@5 LSQBRKT . RSQBRKT
RSQBRKT shift, and go to state 36
State 35
22 comp_stmt: LBRACE local_dcls . stmt_list RBRACE
23 local_dcls: local_dcls . var_dcl
INT shift, and go to state 1
VOID shift, and go to state 2
$default reduce using rule 26 (stmt_list)
var_dcl go to state 37
type_spc go to state 38
stmt_list go to state 39
State 36
21 param: type_spc ID $@5 LSQBRKT RSQBRKT .
$default reduce using rule 21 (param)
State 37
23 local_dcls: local_dcls var_dcl .
$default reduce using rule 23 (local_dcls)
State 38
7 var_dcl: type_spc . ID $@1 SEMICOLON
10 | type_spc . ID $@2 LSQBRKT NUM $@3 RSQBRKT SEMICOLON
ID shift, and go to state 40
State 39
22 comp_stmt: LBRACE local_dcls stmt_list . RBRACE
25 stmt_list: stmt_list . stmt
IF shift, and go to state 41
RETURN shift, and go to state 42
WHILE shift, and go to state 43
ID shift, and go to state 44
NUM shift, and go to state 45
SEMICOLON shift, and go to state 46
LPAREN shift, and go to state 47
LBRACE shift, and go to state 30
RBRACE shift, and go to state 48
comp_stmt go to state 49
stmt go to state 50
exp_stmt go to state 51
sel_stmt go to state 52
iter_stmt go to state 53
ret_stmt go to state 54
exp go to state 55
var go to state 56
simple_exp go to state 57
add_exp go to state 58
term go to state 59
factor go to state 60
call go to state 61
State 40
7 var_dcl: type_spc ID . $@1 SEMICOLON
10 | type_spc ID . $@2 LSQBRKT NUM $@3 RSQBRKT SEMICOLON
LSQBRKT reduce using rule 8 ($@2)
$default reduce using rule 6 ($@1)
$@1 go to state 12
$@2 go to state 13
State 41
34 sel_stmt: IF . LPAREN exp RPAREN stmt
35 | IF . LPAREN exp RPAREN stmt ELSE stmt
LPAREN shift, and go to state 62
State 42
37 ret_stmt: RETURN . SEMICOLON
38 | RETURN . exp SEMICOLON
ID shift, and go to state 44
NUM shift, and go to state 45
SEMICOLON shift, and go to state 63
LPAREN shift, and go to state 47
exp go to state 64
var go to state 56
simple_exp go to state 57
add_exp go to state 58
term go to state 59
factor go to state 60
call go to state 61
State 43
36 iter_stmt: WHILE . LPAREN exp RPAREN stmt
LPAREN shift, and go to state 65
State 44
41 var: ID .
43 | ID . $@6 LSQBRKT exp RSQBRKT
62 call: ID . $@7 LPAREN args RPAREN
LPAREN reduce using rule 61 ($@7)
LSQBRKT reduce using rule 42 ($@6)
$default reduce using rule 41 (var)
$@6 go to state 66
$@7 go to state 67
State 45
60 factor: NUM .
$default reduce using rule 60 (factor)
State 46
33 exp_stmt: SEMICOLON .
$default reduce using rule 33 (exp_stmt)
State 47
57 factor: LPAREN . exp RPAREN
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
exp go to state 68
var go to state 56
simple_exp go to state 57
add_exp go to state 58
term go to state 59
factor go to state 60
call go to state 61
State 48
22 comp_stmt: LBRACE local_dcls stmt_list RBRACE .
$default reduce using rule 22 (comp_stmt)
State 49
28 stmt: comp_stmt .
$default reduce using rule 28 (stmt)
State 50
25 stmt_list: stmt_list stmt .
$default reduce using rule 25 (stmt_list)
State 51
27 stmt: exp_stmt .
$default reduce using rule 27 (stmt)
State 52
29 stmt: sel_stmt .
$default reduce using rule 29 (stmt)
State 53
30 stmt: iter_stmt .
$default reduce using rule 30 (stmt)
State 54
31 stmt: ret_stmt .
$default reduce using rule 31 (stmt)
State 55
32 exp_stmt: exp . SEMICOLON
SEMICOLON shift, and go to state 69
State 56
39 exp: var . ASSIGN exp
59 factor: var .
ASSIGN shift, and go to state 70
$default reduce using rule 59 (factor)
State 57
40 exp: simple_exp .
$default reduce using rule 40 (exp)
State 58
44 simple_exp: add_exp . EQ add_exp
45 | add_exp . NE add_exp
46 | add_exp . LE add_exp
47 | add_exp . LT add_exp
48 | add_exp . GE add_exp
49 | add_exp . GT add_exp
50 | add_exp .
51 add_exp: add_exp . PLUS term
52 | add_exp . MINUS term
EQ shift, and go to state 71
NE shift, and go to state 72
LE shift, and go to state 73
LT shift, and go to state 74
GE shift, and go to state 75
GT shift, and go to state 76
PLUS shift, and go to state 77
MINUS shift, and go to state 78
$default reduce using rule 50 (simple_exp)
State 59
53 add_exp: term .
54 term: term . TIMES factor
55 | term . OVER factor
TIMES shift, and go to state 79
OVER shift, and go to state 80
$default reduce using rule 53 (add_exp)
State 60
56 term: factor .
$default reduce using rule 56 (term)
State 61
58 factor: call .
$default reduce using rule 58 (factor)
State 62
34 sel_stmt: IF LPAREN . exp RPAREN stmt
35 | IF LPAREN . exp RPAREN stmt ELSE stmt
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
exp go to state 81
var go to state 56
simple_exp go to state 57
add_exp go to state 58
term go to state 59
factor go to state 60
call go to state 61
State 63
37 ret_stmt: RETURN SEMICOLON .
$default reduce using rule 37 (ret_stmt)
State 64
38 ret_stmt: RETURN exp . SEMICOLON
SEMICOLON shift, and go to state 82
State 65
36 iter_stmt: WHILE LPAREN . exp RPAREN stmt
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
exp go to state 83
var go to state 56
simple_exp go to state 57
add_exp go to state 58
term go to state 59
factor go to state 60
call go to state 61
State 66
43 var: ID $@6 . LSQBRKT exp RSQBRKT
LSQBRKT shift, and go to state 84
State 67
62 call: ID $@7 . LPAREN args RPAREN
LPAREN shift, and go to state 85
State 68
57 factor: LPAREN exp . RPAREN
RPAREN shift, and go to state 86
State 69
32 exp_stmt: exp SEMICOLON .
$default reduce using rule 32 (exp_stmt)
State 70
39 exp: var ASSIGN . exp
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
exp go to state 87
var go to state 56
simple_exp go to state 57
add_exp go to state 58
term go to state 59
factor go to state 60
call go to state 61
State 71
44 simple_exp: add_exp EQ . add_exp
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
var go to state 88
add_exp go to state 89
term go to state 59
factor go to state 60
call go to state 61
State 72
45 simple_exp: add_exp NE . add_exp
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
var go to state 88
add_exp go to state 90
term go to state 59
factor go to state 60
call go to state 61
State 73
46 simple_exp: add_exp LE . add_exp
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
var go to state 88
add_exp go to state 91
term go to state 59
factor go to state 60
call go to state 61
State 74
47 simple_exp: add_exp LT . add_exp
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
var go to state 88
add_exp go to state 92
term go to state 59
factor go to state 60
call go to state 61
State 75
48 simple_exp: add_exp GE . add_exp
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
var go to state 88
add_exp go to state 93
term go to state 59
factor go to state 60
call go to state 61
State 76
49 simple_exp: add_exp GT . add_exp
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
var go to state 88
add_exp go to state 94
term go to state 59
factor go to state 60
call go to state 61
State 77
51 add_exp: add_exp PLUS . term
ID shift, and go to state 44
NUM shift, and go to state 45
LPAREN shift, and go to state 47
var go to state 88
term go to state 95
factor go to state 60
call go to state 61