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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-O -fdump-tree-optimized" } */
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3
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4 #define INT_BITS (sizeof (int) * __CHAR_BIT__)
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5 #define ROL(x, y) ((x) << (y) | (x) >> (INT_BITS - (y)))
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6 #define ROR(x, y) ((x) >> (y) | (x) << (INT_BITS - (y)))
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7
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8 unsigned
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9 rol (unsigned a, unsigned b)
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10 {
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11 return ~ROL (~a, b);
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12 }
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13
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14 unsigned int
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15 ror (unsigned a, unsigned b)
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16 {
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17 return ~ROR (~a, b);
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18 }
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19
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20 int
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21 rol_conv1 (int a, unsigned b)
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22 {
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23 return ~(int)ROL((unsigned)~a, b);
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24 }
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25
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26 int
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27 rol_conv2 (int a, unsigned b)
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28 {
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29 return ~ROL((unsigned)~a, b);
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30 }
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31
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32 int
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33 rol_conv3 (unsigned a, unsigned b)
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34 {
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35 return ~(int)ROL(~a, b);
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36 }
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37
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38 #define LONG_BITS (sizeof (long) * __CHAR_BIT__)
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39 #define ROLL(x, y) ((x) << (y) | (x) >> (LONG_BITS - (y)))
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40 #define RORL(x, y) ((x) >> (y) | (x) << (LONG_BITS - (y)))
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41
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42 unsigned long
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43 roll (unsigned long a, unsigned long b)
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44 {
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45 return ~ROLL (~a, b);
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46 }
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47
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48 unsigned long
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49 rorl (unsigned long a, unsigned long b)
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50 {
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51 return ~RORL (~a, b);
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52 }
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53
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54 /* { dg-final { scan-tree-dump-not "~" "optimized" } } */
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