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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [vect-107.c] - Blame information for rev 801

Line No.	Rev	Author	Line
1	689	jeremybenn	`/* { dg-require-effective-target vect_float } */`
2
3			`#include <stdarg.h>`
4			`#include "tree-vect.h"`
5
6			`#define N 16`
7
8			`float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};`
9			`float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};`
10			`float d[N] = {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30};`
11
12			`__attribute__ ((noinline)) int`
13			`main1 (void)`
14			`{`
15			`int i;`
16			`float a[N];`
17
18			`/* Strided access. Vectorizable on platforms that support load of strided`
19			`accesses (extract of even/odd vector elements). */`
20			`for (i = 0; i < N/2; i++)`
21			`{`
22			`a[i] = b[2i+1] c[2i+1] - b[2i] * c[2*i];`
23			`d[i] = b[2i] c[2i+1] + b[2i+1] * c[2*i];`
24			`}`
25
26			`/* Check results. */`
27			`for (i = 0; i < N/2; i++)`
28			`{`
29			`if (a[i] != b[2i+1] c[2i+1] - b[2i] * c[2*i]`
30			`\|\| d[i] != b[2i] c[2i+1] + b[2i+1] * c[2*i])`
31			`abort();`
32			`}`
33
34			`return 0;`
35			`}`
36
37			`int main (void)`
38			`{`
39			`check_vect ();`
40			`return main1 ();`
41			`}`
42
43			`/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_strided2 } } } */`
44			`/* { dg-final { scan-tree-dump-times "vectorized 0 loops" 1 "vect" { xfail vect_strided2 } } } */`
45			`/* { dg-final { cleanup-tree-dump "vect" } } */`