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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [i386/] [pr44180.c] - Blame information for rev 848

Line No.	Rev	Author	Line
1	691	jeremybenn	`/* { dg-do run } */`
2			`/* { dg-require-effective-target avx } */`
3			`/* { dg-options "-O2 -ftree-vectorize -mavx -mtune=generic" } */`
4
5			`#include "avx-check.h"`
6
7			`#define N 16`
8
9			`float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};`
10			`float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};`
11			`float d[N] = {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30};`
12
13			`static void`
14			`__attribute__ ((noinline))`
15			`avx_test ()`
16			`{`
17			`int i;`
18			`float a[N];`
19
20			`/* Strided access. Vectorizable on platforms that support load of strided`
21			`accesses (extract of even/odd vector elements). */`
22			`for (i = 0; i < N/2; i++)`
23			`{`
24			`a[i] = b[2i+1] c[2i+1] - b[2i] * c[2*i];`
25			`d[i] = b[2i] c[2i+1] + b[2i+1] * c[2*i];`
26			`}`
27
28			`/* Check results. */`
29			`for (i = 0; i < N/2; i++)`
30			`{`
31			`if (a[i] != b[2i+1] c[2i+1] - b[2i] * c[2*i]`
32			`\|\| d[i] != b[2i] c[2i+1] + b[2i+1] * c[2*i])`
33			`abort();`
34			`}`
35			`}`