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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
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Rev 298 |
Rev 384 |
/* { dg-do compile } */
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/* { dg-do compile } */
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/* { dg-options "-O2 -fdump-tree-vrp1" } */
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/* { dg-options "-O2 -fdump-tree-vrp1" } */
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extern const unsigned char mode_size[];
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extern const unsigned char mode_size[];
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unsigned int
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unsigned int
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subreg_highpart_offset (outermode, innermode)
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subreg_highpart_offset (outermode, innermode)
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int outermode, innermode;
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int outermode, innermode;
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{
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{
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unsigned int offset = 0;
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unsigned int offset = 0;
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int difference = (mode_size[innermode] - mode_size[outermode]);
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int difference = (mode_size[innermode] - mode_size[outermode]);
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if (difference > 0)
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if (difference > 0)
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{
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{
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offset += difference % (0 ? 8 : 4);
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offset += difference % (0 ? 8 : 4);
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offset += difference / 4 * 4;
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offset += difference / 4 * 4;
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}
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}
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return offset;
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return offset;
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}
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}
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/* There should be one mask with the value 3. */
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/* There should be one mask with the value 3. */
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/* { dg-final { scan-tree-dump-times " \& 3" 1 "vrp1"} } */
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/* { dg-final { scan-tree-dump-times " \& 3" 1 "vrp1"} } */
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/* There should be one right shift by 2 places. */
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/* There should be one right shift by 2 places. */
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/* { dg-final { scan-tree-dump-times " >> 2" 1 "vrp1"} } */
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/* { dg-final { scan-tree-dump-times " >> 2" 1 "vrp1"} } */
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/* { dg-final { cleanup-tree-dump "vrp1" } } */
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/* { dg-final { cleanup-tree-dump "vrp1" } } */
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