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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [loop-1.c] - Blame information for rev 328

Line No.	Rev	Author	Line
1	318	jeremybenn	`/* PR optimization/9888 */`
2			`/* { dg-do run } */`
3			`/* { dg-require-effective-target ilp32 } */`
4			`/* { dg-options "-mtune=k6 -O3" } */`
5
6			`/* Verify that GCC doesn't emit out of range 'loop' instructions. */`
7
8			`extern void abort (void);`
9			`extern void exit (int);`
10
11
12			`f1 (a)`
13			`long a;`
14			`{`
15			`int i;`
16			`for (i = 0; i < 10; i++)`
17			`{`
18			`if (--a == -1)`
19			`return i;`
20			`}`
21			`return -1;`
22			`}`
23
24			`f2 (a)`
25			`long a;`
26			`{`
27			`int i;`
28			`for (i = 0; i < 10; i++)`
29			`{`
30			`if (--a != -1)`
31			`return i;`
32			`}`
33			`return -1;`
34			`}`
35
36			`f3 (a)`
37			`long a;`
38			`{`
39			`int i;`
40			`for (i = 0; i < 10; i++)`
41			`{`
42			`if (--a == 0)`
43			`return i;`
44			`}`
45			`return -1;`
46			`}`
47
48			`f4 (a)`
49			`long a;`
50			`{`
51			`int i;`
52			`for (i = 0; i < 10; i++)`
53			`{`
54			`if (--a != 0)`
55			`return i;`
56			`}`
57			`return -1;`
58			`}`
59
60			`f5 (a)`
61			`long a;`
62			`{`
63			`int i;`
64			`for (i = 0; i < 10; i++)`
65			`{`
66			`if (++a == 0)`
67			`return i;`
68			`}`
69			`return -1;`
70			`}`
71
72			`f6 (a)`
73			`long a;`
74			`{`
75			`int i;`
76			`for (i = 0; i < 10; i++)`
77			`{`
78			`if (++a != 0)`
79			`return i;`
80			`}`
81			`return -1;`
82			`}`
83
84
85			`int main()`
86			`{`
87			`if (f1 (5L) != 5)`
88			`abort ();`
89			`if (f2 (1L) != 0)`
90			`abort ();`
91			`if (f2 (0L) != 1)`
92			`abort ();`
93			`if (f3 (5L) != 4)`
94			`abort ();`
95			`if (f4 (1L) != 1)`
96			`abort ();`
97			`if (f4 (0L) != 0)`
98			`abort ();`
99			`if (f5 (-5L) != 4)`
100			`abort ();`
101			`if (f6 (-1L) != 1)`
102			`abort ();`
103			`if (f6 (0L) != 0)`
104			`abort ();`
105			`exit (0);`
106			`}`