1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
|
#
# @LANG: asm
#
%%{
machine foo;
action c1 {
/* i != 0 */
movl i(%rip), %eax
}
action c2 {
/* j != 0 */
movl j(%rip), %eax
}
action c3 {
/* k != 0 */
movl k(%rip), %eax
}
action one {
/* print_str " one\n"; */
movl $.L_one, %edi
call puts
}
action two {
/* print_str " two\n"; */
movl $.L_two, %edi
call puts
}
action three {
/* print_str " three\n"; */
movl $.L_three, %edi
call puts
}
action seti {
//if ( fc == 48 )
// i = false;
//else
// i = true;
movb (%r12), %al
cmpb $48, %al
setne %al
movsbl %al, %eax
movl %eax, i(%rip)
}
action setj {
// if ( fc == 48 )
// j = false;
// else
// j = true;
movb (%r12), %al
cmpb $48, %al
setne %al
movsbl %al, %eax
movl %eax, j(%rip)
}
action setk {
// if ( fc == 48 )
// k = false;
// else
// k = true;
movb (%r12), %al
cmpb $48, %al
setne %al
movsbl %al, %eax
movl %eax, k(%rip)
}
action break {fnbreak;}
one = 'a' 'b' when c1 'c' @one;
two = 'a'* 'b' when c2 'c' @two;
three = 'a'+ 'b' when c3 'c' @three;
main :=
[01] @seti
[01] @setj
[01] @setk
( one | two | three ) '\n' @break;
}%%
.file "cond1_c.c"
.comm i,4,4
.comm j,4,4
.comm k,4,4
.comm cs,4,4
.section .rodata
%% write data;
.text
.globl init
.type init, @function
init:
.LFB0:
.cfi_startproc
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
%% write init;
movq %r11, cs(%rip)
popq %rbp
.cfi_def_cfa 7, 8
ret
.cfi_endproc
.LFE0:
.size init, .-init
.section .rodata
.L_one:
.string " one"
.L_two:
.string " two"
.L_three:
.string " three"
.text
.globl exec
.type exec, @function
exec:
.LFB1:
.cfi_startproc
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
subq $96, %rsp
push %r12
push %r13
movq cs(%rip), %r11
movq %rdi, %r12
movq %rsi, %r13
%% write exec;
movq %r11, cs(%rip)
pop %r13
pop %r12
leave
.cfi_def_cfa 7, 8
ret
.cfi_endproc
.LFE1:
.size exec, .-exec
.section .rodata
.LC3:
.string "ACCEPT"
.LC4:
.string "FAIL"
.text
.globl finish
.type finish, @function
finish:
.LFB2:
.cfi_startproc
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
movl cs(%rip), %edx
movl $15, %eax
cmpl %eax, %edx
jl .L69
movl $.LC3, %edi
call puts
jmp .L68
.L69:
movl $.LC4, %edi
call puts
.L68:
popq %rbp
.cfi_def_cfa 7, 8
ret
.cfi_endproc
.LFE2:
.size finish, .-finish
.globl inp
.section .rodata
.LC5:
.string "000abc\n"
.LC6:
.string "100abc\n"
.LC7:
.string "010abc\n"
.LC8:
.string "110abc\n"
.LC9:
.string "001abc\n"
.LC10:
.string "101abc\n"
.LC11:
.string "011abc\n"
.LC12:
.string "111abc\n"
.data
.align 32
.type inp, @object
.size inp, 64
inp:
.quad .LC5
.quad .LC6
.quad .LC7
.quad .LC8
.quad .LC9
.quad .LC10
.quad .LC11
.quad .LC12
.globl inplen
.align 4
.type inplen, @object
.size inplen, 4
inplen:
.long 8
.text
.globl main
.type main, @function
main:
.LFB3:
.cfi_startproc
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
subq $16, %rsp
movl $0, -4(%rbp)
jmp .L72
.L73:
movl $0, %eax
call init
movl -4(%rbp), %eax
cltq
movq inp(,%rax,8), %rax
movq %rax, %rdi
call strlen
movl %eax, %edx
movl -4(%rbp), %eax
cltq
movq inp(,%rax,8), %rax
movslq %edx, %rsi
addq %rax, %rsi
movq %rax, %rdi
call exec
movl $0, %eax
call finish
addl $1, -4(%rbp)
.L72:
movl inplen(%rip), %eax
cmpl %eax, -4(%rbp)
jl .L73
movl $0, %eax
leave
.cfi_def_cfa 7, 8
ret
.cfi_endproc
.LFE3:
.size main, .-main
.ident "GCC: (Ubuntu 4.8.2-19ubuntu1) 4.8.2"
.section .note.GNU-stack,"",@progbits
##### OUTPUT #####
FAIL
one
ACCEPT
two
ACCEPT
one
two
ACCEPT
three
ACCEPT
one
three
ACCEPT
two
three
ACCEPT
one
two
three
ACCEPT
|
