diff options
Diffstat (limited to 'sysdeps/x86')
| -rw-r--r-- | sysdeps/x86/bits/floatn.h | 60 |
1 files changed, 32 insertions, 28 deletions
diff --git a/sysdeps/x86/bits/floatn.h b/sysdeps/x86/bits/floatn.h index 5a21fd4ff0..5ca6bba672 100644 --- a/sysdeps/x86/bits/floatn.h +++ b/sysdeps/x86/bits/floatn.h @@ -42,64 +42,68 @@ # define __HAVE_DISTINCT_FLOAT128 0 #endif +#ifndef __ASSEMBLER__ + /* Defined to concatenate the literal suffix to be used with _Float128 types, if __HAVE_FLOAT128 is 1. */ -#if __HAVE_FLOAT128 -# if !__GNUC_PREREQ (7, 0) || defined __cplusplus +# if __HAVE_FLOAT128 +# if !__GNUC_PREREQ (7, 0) || defined __cplusplus /* The literal suffix f128 exists only since GCC 7.0. */ -# define __f128(x) x##q -# else -# define __f128(x) x##f128 +# define __f128(x) x##q +# else +# define __f128(x) x##f128 +# endif # endif -#endif /* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1. */ -#if __HAVE_FLOAT128 -# if !__GNUC_PREREQ (7, 0) || defined __cplusplus +# if __HAVE_FLOAT128 +# if !__GNUC_PREREQ (7, 0) || defined __cplusplus /* Add a typedef for older GCC compilers which don't natively support _Complex _Float128. */ typedef _Complex float __cfloat128 __attribute__ ((__mode__ (__TC__))); -# define __CFLOAT128 __cfloat128 -# else -# define __CFLOAT128 _Complex _Float128 +# define __CFLOAT128 __cfloat128 +# else +# define __CFLOAT128 _Complex _Float128 +# endif # endif -#endif /* The remaining of this file provides support for older compilers. */ -#if __HAVE_FLOAT128 +# if __HAVE_FLOAT128 /* The type _Float128 exists only since GCC 7.0. */ -# if !__GNUC_PREREQ (7, 0) || defined __cplusplus +# if !__GNUC_PREREQ (7, 0) || defined __cplusplus typedef __float128 _Float128; -# endif +# endif /* __builtin_huge_valf128 doesn't exist before GCC 7.0. */ -# if !__GNUC_PREREQ (7, 0) -# define __builtin_huge_valf128() ((_Float128) __builtin_huge_val ()) -# endif +# if !__GNUC_PREREQ (7, 0) +# define __builtin_huge_valf128() ((_Float128) __builtin_huge_val ()) +# endif /* Older GCC has only a subset of built-in functions for _Float128 on x86, and __builtin_infq is not usable in static initializers. Converting a narrower sNaN to _Float128 produces a quiet NaN, so attempts to use _Float128 sNaNs will not work properly with older compilers. */ -# if !__GNUC_PREREQ (7, 0) -# define __builtin_copysignf128 __builtin_copysignq -# define __builtin_fabsf128 __builtin_fabsq -# define __builtin_inff128() ((_Float128) __builtin_inf ()) -# define __builtin_nanf128(x) ((_Float128) __builtin_nan (x)) -# define __builtin_nansf128(x) ((_Float128) __builtin_nans (x)) -# endif +# if !__GNUC_PREREQ (7, 0) +# define __builtin_copysignf128 __builtin_copysignq +# define __builtin_fabsf128 __builtin_fabsq +# define __builtin_inff128() ((_Float128) __builtin_inf ()) +# define __builtin_nanf128(x) ((_Float128) __builtin_nan (x)) +# define __builtin_nansf128(x) ((_Float128) __builtin_nans (x)) +# endif /* In math/math.h, __MATH_TG will expand signbit to __builtin_signbit*, e.g.: __builtin_signbitf128, before GCC 6. However, there has never been a __builtin_signbitf128 in GCC and the type-generic builtin is only available since GCC 6. */ -# if !__GNUC_PREREQ (6, 0) -# define __builtin_signbitf128 __signbitf128 +# if !__GNUC_PREREQ (6, 0) +# define __builtin_signbitf128 __signbitf128 +# endif + # endif -#endif +#endif /* !__ASSEMBLER__. */ #include <bits/floatn-common.h> |