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https://opencores.org/ocsvn/openrisc/openrisc/trunk
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Rev 298 |
Rev 338 |
/* { dg-do compile } */
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/* { dg-do compile } */
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#define N 64
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#define N 64
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signed short image[N][N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
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signed short image[N][N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
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signed short block[N][N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
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signed short block[N][N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
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signed short out[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
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signed short out[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
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/* Can't do outer-loop vectorization because of non-consecutive access. */
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/* Can't do outer-loop vectorization because of non-consecutive access. */
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void
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void
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foo (){
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foo (){
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int i,j;
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int i,j;
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int diff;
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int diff;
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for (i = 0; i < N; i++) {
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for (i = 0; i < N; i++) {
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diff = 0;
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diff = 0;
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for (j = 0; j < N; j+=8) {
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for (j = 0; j < N; j+=8) {
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diff += (image[i][j] - block[i][j]);
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diff += (image[i][j] - block[i][j]);
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}
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}
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out[i]=diff;
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out[i]=diff;
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}
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}
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}
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}
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/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { xfail *-*-* } } } */
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/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { xfail *-*-* } } } */
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/* { dg-final { scan-tree-dump-times "strided access in outer loop" 1 "vect" } } */
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/* { dg-final { scan-tree-dump-times "strided access in outer loop" 1 "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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