Compiler/Sample programs: Difference between revisions
Additional samples
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</pre></b>
|}
;And the output is:
<pre>
>lex ..\bottles.t | parse | gen | vm
99 bottles of beer on the wall
99 bottles of beer
Take one down, pass it around
99 bottles of beer on the wall
98 bottles of beer on the wall
98 bottles of beer
Take one down, pass it around
98 bottles of beer on the wall
97 bottles of beer on the wall
97 bottles of beer
Take one down, pass it around
97 bottles of beer on the wall
...
2 bottles of beer on the wall
2 bottles of beer
Take one down, pass it around
2 bottles of beer on the wall
1 bottles of beer on the wall
1 bottles of beer
Take one down, pass it around
1 bottles of beer on the wall
0 bottles of beer on the wall
0 bottles of beer
Take one down, pass it around
0 bottles of beer on the wall
</pre>
=={{header|Primes}}==
{| class="wikitable"
|-
! Input to lex
! Output from lex, input to parse
! Output from parse
! Output from gen, input to VM
|-
| style="vertical-align:top" |
<lang c>
/*
Simple prime number generator
*/
count = 1;
n = 1;
limit = 100;
while (n < limit) {
k=3;
p=1;
n=n+2;
while ((k*k<=n) && (p)) {
p=n/k*k!=n;
k=k+2;
}
if (p) {
print(n, " is prime\n");
count = count + 1;
}
}
print("Total primes found: ", count, "\n");
</lang>
| style="vertical-align:top" |
<b><pre>
4 1 Identifier count
4 7 Op_assign
4 9 Integer 1
4 10 Semicolon
5 1 Identifier n
5 3 Op_assign
5 5 Integer 1
5 6 Semicolon
6 1 Identifier limit
6 7 Op_assign
6 9 Integer 100
6 12 Semicolon
7 1 Keyword_while
7 7 LeftParen
7 8 Identifier n
7 10 Op_less
7 12 Identifier limit
7 17 RightParen
7 19 LeftBrace
8 5 Identifier k
8 6 Op_assign
8 7 Integer 3
8 8 Semicolon
9 5 Identifier p
9 6 Op_assign
9 7 Integer 1
9 8 Semicolon
10 5 Identifier n
10 6 Op_assign
10 7 Identifier n
10 8 Op_add
10 9 Integer 2
10 10 Semicolon
11 5 Keyword_while
11 11 LeftParen
11 12 LeftParen
11 13 Identifier k
11 14 Op_multiply
11 15 Identifier k
11 16 Op_lessequal
11 18 Identifier n
11 19 RightParen
11 21 Op_and
11 24 LeftParen
11 25 Identifier p
11 26 RightParen
11 27 RightParen
11 29 LeftBrace
12 9 Identifier p
12 10 Op_assign
12 11 Identifier n
12 12 Op_divide
12 13 Identifier k
12 14 Op_multiply
12 15 Identifier k
12 16 Op_notequal
12 18 Identifier n
12 19 Semicolon
13 9 Identifier k
13 10 Op_assign
13 11 Identifier k
13 12 Op_add
13 13 Integer 2
13 14 Semicolon
14 5 RightBrace
15 5 Keyword_if
15 8 LeftParen
15 9 Identifier p
15 10 RightParen
15 12 LeftBrace
16 9 Keyword_print
16 14 LeftParen
16 15 Identifier n
16 16 Comma
16 18 String " is prime\n"
16 31 RightParen
16 32 Semicolon
17 9 Identifier count
17 15 Op_assign
17 17 Identifier count
17 23 Op_add
17 25 Integer 1
17 26 Semicolon
18 5 RightBrace
19 1 RightBrace
20 1 Keyword_print
20 6 LeftParen
20 7 String "Total primes found: "
20 29 Comma
20 31 Identifier count
20 36 Comma
20 38 String "\n"
20 42 RightParen
20 43 Semicolon
21 1 End_of_input
</pre></b>
| style="vertical-align:top" |
<b><pre>
Sequence
Sequence
Sequence
Sequence
Sequence
;
Assign
Identifier count
Integer 1
Assign
Identifier n
Integer 1
Assign
Identifier limit
Integer 100
While
Less
Identifier n
Identifier limit
Sequence
Sequence
Sequence
Sequence
Sequence
;
Assign
Identifier k
Integer 3
Assign
Identifier p
Integer 1
Assign
Identifier n
Add
Identifier n
Integer 2
While
And
LessEqual
Multiply
Identifier k
Identifier k
Identifier n
Identifier p
Sequence
Sequence
;
Assign
Identifier p
NotEqual
Multiply
Divide
Identifier n
Identifier k
Identifier k
Identifier n
Assign
Identifier k
Add
Identifier k
Integer 2
If
Identifier p
If
Sequence
Sequence
;
Sequence
Sequence
;
Prti
Identifier n
;
Prts
String " is prime\n"
;
Assign
Identifier count
Add
Identifier count
Integer 1
;
Sequence
Sequence
Sequence
;
Prts
String "Total primes found: "
;
Prti
Identifier count
;
Prts
String "\n"
;
</pre></b>
| style="vertical-align:top" |
<b><pre>
Datasize: 5 Strings: 3
" is prime\n"
"Total primes found: "
"\n"
0 push 1
5 store [0]
10 push 1
15 store [1]
20 push 100
25 store [2]
30 fetch [1]
35 fetch [2]
40 lt
41 jz (160) 202
46 push 3
51 store [3]
56 push 1
61 store [4]
66 fetch [1]
71 push 2
76 add
77 store [1]
82 fetch [3]
87 fetch [3]
92 mul
93 fetch [1]
98 le
99 fetch [4]
104 and
105 jz (53) 159
110 fetch [1]
115 fetch [3]
120 div
121 fetch [3]
126 mul
127 fetch [1]
132 ne
133 store [4]
138 fetch [3]
143 push 2
148 add
149 store [3]
154 jmp (-73) 82
159 fetch [4]
164 jz (32) 197
169 fetch [1]
174 prti
175 push 0
180 prts
181 fetch [0]
186 push 1
191 add
192 store [0]
197 jmp (-168) 30
202 push 1
207 prts
208 fetch [0]
213 prti
214 push 2
219 prts
220 halt
</pre></b>
|}
;And the output is:
<pre>
>lex ..\primes.t | parse | gen | vm
3 is prime
5 is prime
7 is prime
11 is prime
13 is prime
17 is prime
19 is prime
23 is prime
29 is prime
31 is prime
37 is prime
41 is prime
43 is prime
47 is prime
53 is prime
59 is prime
61 is prime
67 is prime
71 is prime
73 is prime
79 is prime
83 is prime
89 is prime
97 is prime
101 is prime
Total primes found: 26
</pre>
=={{header|Ascii Mandlebrot}}==
Line 1,371 ⟶ 1,742:
;And the output is:
<pre>
>lex ..\
1111111111111111111111122222222222222222222222222222222222222222222222222222222222222222222222222211111
1111111111111111111122222222222222222222222222222222222222222222222222222222222222222222222222222222211
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