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111
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1 /* { dg-do run } */
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2 /* { dg-skip-if "" { { i?86-*-* x86_64-*-* } && { ia32 && { ! nonpic } } } } */
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145
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3 /* { dg-skip-if "Not enough registers" { "pdp11-*-*" } } */
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111
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4 /* { dg-options "-O2 -fgcse-after-reload" } */
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5
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6 extern void abort (void);
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7
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8 __attribute__((noinline)) __complex__ float
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9 give_neg1 (void)
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10 {
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11 __complex__ float res;
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12 __real__ res = -1.0;
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13 __imag__ res = 1.0;
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14 return res;
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15 }
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16
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17 __attribute__((noinline)) __complex__ float
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18 mycacoshf (__complex__ float x)
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19 {
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20 __complex__ float res;
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21 res = give_neg1 ();
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22
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23 /* We have to use the positive branch. */
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24 if (__real__ res < 0.0)
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25 {
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26 unsigned a,b,c,d,e,f;
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27 res = -res;
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28 asm __volatile__ ("" : "=r" (a), "=r" (b), "=r" (c), "=r" (d), "=r" (e), "=r" (f));
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29 }
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30 return res;
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31 }
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32
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33 int main()
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34 {
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35 __complex__ float res = mycacoshf(1.0);
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36 if (__imag__ res >= 0.0)
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37 abort();
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38 return 0;
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39 }
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