59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
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/* { dg-do run { target { powerpc64*-*-* && vsx_hw } } } */
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/* { dg-options "-mfloat128 -mvsx" } */
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void abort ();
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typedef unsigned long long int uint64_t;
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typedef union
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{
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__float128 value;
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struct
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{
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#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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unsigned negative:1;
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unsigned exponent:15;
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unsigned quiet_nan:1;
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uint64_t mant_high:47;
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uint64_t mant_low:64;
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#else
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uint64_t mant_low:64;
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uint64_t mant_high:47;
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unsigned quiet_nan:1;
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unsigned exponent:15;
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unsigned negative:1;
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#endif
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} nan;
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} ieee854_float128;
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int
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main (int argc, int *argv[])
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{
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ieee854_float128 x, y, z;
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x.nan.negative = 0;
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x.nan.exponent = 0x22;
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x.nan.quiet_nan = 0;
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x.nan.mant_high = 0x1234;
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x.nan.mant_low = 0xabcdef;
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y.nan.negative = 1;
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y.nan.exponent = 0;
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y.nan.quiet_nan = 0;
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y.nan.mant_high = 0;
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y.nan.mant_low = 0;
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z.value = __builtin_copysignq (x.value, y.value);
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if (z.nan.negative != 1
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|| z.nan.exponent != 0x22
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|| z.nan.quiet_nan != 0
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|| z.nan.mant_high != 0x1234
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|| z.nan.mant_low != 0xabcdef)
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abort ();
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return 0;
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}
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