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152
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1 /* { dg-do run } */
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2 /* { dg-require-effective-target powerpc_future_hw } */
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3 /* { dg-options "-O2 -mdejagnu-cpu=future" } */
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4
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5 #include <altivec.h>
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6
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7 extern void abort (void);
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8
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9 vector signed short
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10 doString(vector signed short *vp)
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11 {
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12 /* Iteration replaces tail recursion with -O2. */
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13 vector signed short result = vec_strir (*vp);
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14 if (vec_strir_p (*vp))
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15 return result;
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16 else
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17 return doString (vp + 1);
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18 }
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19
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20 int main (int argc, short *argv [])
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21 {
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22 vector signed short composed_string [4] = {
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23 { 0x1, 0x3, 0x5, 0x7, 0x9, 0xb, 0xd, 0xf },
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24 { 0x1, 0x0, 0x5, 0x7, 0x9, 0xb, 0xd, 0xf },
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25 { 0x1, 0x0, 0x5, 0x7, 0x9, 0xb, 0xd, 0x0 },
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26 { 0x1, 0x3, 0x5, 0x7, 0x9, 0x0, 0xd, 0xe }
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27 };
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28
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29 vector signed short expected0 =
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30 { 0x1, 0x3, 0x5, 0x7, 0x9, 0xb, 0xd, 0xf };
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31 vector signed short expected1 =
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32 { 0x0, 0x0, 0x5, 0x7, 0x9, 0xb, 0xd, 0xf };
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33 vector signed short expected2 =
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34 { 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 };
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35 vector signed short expected3 =
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36 { 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd, 0xe };
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37
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38 if (!vec_all_eq (doString (&composed_string[0]), expected1))
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39 abort ();
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40 if (!vec_all_eq (doString (&composed_string[1]), expected1))
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41 abort ();
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42 if (!vec_all_eq (doString (&composed_string[2]), expected2))
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43 abort ();
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44 if (!vec_all_eq (doString (&composed_string[3]), expected3))
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45 abort ();
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46 }
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