55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
/* { dg-do compile { target { powerpc*-*-* && lp64 } } } */
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/* { dg-skip-if "" { powerpc*-*-darwin* } } */
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/* { dg-require-effective-target powerpc_p8vector_ok } */
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/* { dg-options "-mdejagnu-cpu=power8 -O3" } */
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#if defined(__LONG_DOUBLE_IEEE128__)
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/* If long double is IEEE 128-bit, we need to use the __ibm128 type instead of
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long double. We can't use __ibm128 on systems that don't support IEEE
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128-bit floating point, because the type is not enabled on those
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systems. */
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#define LDOUBLE __ibm128
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#elif defined(__LONG_DOUBLE_IBM128__)
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#define LDOUBLE long double
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#else
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#error "long double must be either IBM 128-bit or IEEE 128-bit"
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#endif
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union u_ld { LDOUBLE ld; double d[2]; };
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LDOUBLE
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pack (double a, double aa)
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{
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union u_ld u;
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u.d[0] = a;
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u.d[1] = aa;
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return u.ld;
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}
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double
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unpack_0 (LDOUBLE x)
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{
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union u_ld u;
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u.ld = x;
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return u.d[0];
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}
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double
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unpack_1 (LDOUBLE x)
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{
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union u_ld u;
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u.ld = x;
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return u.d[1];
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}
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/* { dg-final { scan-assembler-not "stfd" } } */
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/* { dg-final { scan-assembler-not "lfd" } } */
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/* { dg-final { scan-assembler-not "lxsdx" } } */
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/* { dg-final { scan-assembler-not "stxsdx" } } */
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/* { dg-final { scan-assembler-not "mfvsrd" } } */
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/* { dg-final { scan-assembler-not "mtvsrd" } } */
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