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
|
/* { dg-require-effective-target divmod } */
/* { dg-options "-O2 -fdump-tree-widening_mul-details" } */
/* mod comes before div in same bb. */
typedef int SImode __attribute__((mode(SI)));
typedef unsigned USImode __attribute__((mode(SI)));
typedef int DImode __attribute__((mode(DI)));
typedef unsigned UDImode __attribute__((mode(DI)));
extern int cond;
void foo(void);
#define FOO(smalltype, bigtype, no) \
bigtype f_##no(smalltype x, bigtype y) \
{ \
bigtype r = x % y; \
bigtype q = x / y; \
return q + r; \
}
FOO(SImode, DImode, 3)
FOO(SImode, UDImode, 4)
FOO(USImode, DImode, 6)
FOO(USImode, UDImode, 7)
FOO(DImode, DImode, 8)
FOO(DImode, UDImode, 9)
FOO(UDImode, UDImode, 10)
/* { dg-final { scan-tree-dump-times "DIVMOD" 7 "widening_mul" } } */
|
