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
|
/*
I N C D E C . C
*/
#include "iccomp.h"
ESTRUC_ *incdec (pp, opcode, e)
PREPOST_
pp;
OPCODE_
opcode;
ESTRUC_
*e;
{
register size_t
varnr;
if (test_operand(e, opcode))
{
semantic(illegal_type, opstring[opcode]);
return (e);
}
if (!test_type(e, e_var))
{
semantic(lvalue_needed, opstring[opcode]);
return (e);
}
varnr = e->evalue;
e->codelen = 0; /* INITIALIZED CODELEN HERE */
gencode(e, opcode, varnr); /* Generate INC/DEC opcode */
e->type = /* Indicate pre/post inc- decrement */
(pp == pre_op) ?
e_code | e_int | e_pre_inc_dec
:
e_code | e_int | e_post_inc_dec;
return (e);
}
|
