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| author | Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com> | 2016-12-09 11:41:55 -0200 |
|---|---|---|
| committer | Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com> | 2017-05-17 18:59:23 -0300 |
| commit | 477bf19a590b6e6de65f326cb00dcb8999fa8b26 (patch) | |
| tree | abb4d8a31bc1a82c783d021e2a7991b7e923c408 /math | |
| parent | b2980e3c545294d71b3960ce74b6148e274d2488 (diff) | |
| download | glibc-477bf19a590b6e6de65f326cb00dcb8999fa8b26.tar.gz | |
float128: Extend __MATH_TG for float128 support
* math/math.h (__MATH_TG): Extend the conditions to add
_Float128 support.
* misc/sys/cdefs.h (__HAVE_GENERIC_SELECTION): New macro.
Diffstat (limited to 'math')
| -rw-r--r-- | math/math.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/math/math.h b/math/math.h index 3b0bcadb00..5f006a8358 100644 --- a/math/math.h +++ b/math/math.h @@ -340,6 +340,27 @@ extern int signgam; #ifdef __NO_LONG_DOUBLE_MATH # define __MATH_TG(TG_ARG, FUNC, ARGS) \ (sizeof (TG_ARG) == sizeof (float) ? FUNC ## f ARGS : FUNC ARGS) +#elif __HAVE_DISTINCT_FLOAT128 +# if __HAVE_GENERIC_SELECTION +# define __MATH_TG(TG_ARG, FUNC, ARGS) \ + _Generic ((TG_ARG), \ + float: FUNC ## f ARGS, \ + default: FUNC ARGS, \ + long double: FUNC ## l ARGS, \ + _Float128: FUNC ## f128 ARGS) +# else +# define __MATH_TG(TG_ARG, FUNC, ARGS) \ + __builtin_choose_expr \ + (__builtin_types_compatible_p (__typeof (TG_ARG), float), \ + FUNC ## f ARGS, \ + __builtin_choose_expr \ + (__builtin_types_compatible_p (__typeof (TG_ARG), double), \ + FUNC ARGS, \ + __builtin_choose_expr \ + (__builtin_types_compatible_p (__typeof (TG_ARG), long double), \ + FUNC ## l ARGS, \ + FUNC ## f128 ARGS))) +# endif #else # define __MATH_TG(TG_ARG, FUNC, ARGS) \ (sizeof (TG_ARG) == sizeof (float) \ |