Revert "libm: fix C99_MATH on __NO_LONG_DOUBLE_MATH hosts"

This reverts commit 73d6e5c41b.

barking up the wrong tree

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

libm/Makefile.in

@@ -129,6 +129,11 @@ FL_MOBJ := \
 
 # Not implemented [yet?]: nexttowardl.o
 LD_MOBJ := \
+	__finitel.o \
+	__fpclassifyl.o \
+	__isinfl.o \
+	__isnanl.o \
+	__signbitl.o \
 	acoshl.o \
 	acosl.o \
 	asinhl.o \

libm/ldouble_wrappers.c

@@ -116,6 +116,16 @@ long long func##l(long double x) \
 }
 #endif /* __i386__ && __OPTIMIZE__ */
 
+#if defined __NO_LONG_DOUBLE_MATH
+# define int_WRAPPER_C99(func) /* not needed */
+# else
+# define int_WRAPPER_C99(func) \
+int func##l(long double x) \
+{ \
+    return func((double) x); \
+} \
+libm_hidden_def(func##l)
+#endif
 
 /* Implement the following, as defined by SuSv3 */
 #if 0
@@ -491,3 +501,32 @@ long double significandl(long double x)
 	return (long double) significand((double) x);
 }
 #endif
+
+#ifdef __DO_C99_MATH__
+
+#ifdef L___fpclassifyl
+int_WRAPPER1(__fpclassify)
+libm_hidden_def(__fpclassifyl)
+#endif
+
+#ifdef L___finitel
+int_WRAPPER1(__finite)
+libm_hidden_def(__finitel)
+#endif
+
+#ifdef L___signbitl
+int_WRAPPER1(__signbit)
+libm_hidden_def(__signbitl)
+#endif
+
+#ifdef L___isnanl
+int_WRAPPER1(__isnan)
+libm_hidden_def(__isnanl)
+#endif
+
+#ifdef L___isinfl
+int_WRAPPER1(__isinf)
+libm_hidden_def(__isinfl)
+#endif
+
+#endif

libm/math_private.h

@@ -255,18 +255,5 @@ extern int    __kernel_rem_pio2 (double*,double*,int,int,int,const int*) attribu
 #define math_force_eval(x)  do { __typeof(x) __x = (x); __asm __volatile ("" : : "m" (__x)); } while (0)
 #endif
 
-/* If we do not have long double support, then alias to the double variant.  */
-#if defined __NO_LONG_DOUBLE_MATH
-# define int_WRAPPER_C99(func) \
-weak_alias(func,func##l)
-# else
-# define int_WRAPPER_C99(func) \
-int func##l(long double x) \
-{ \
-    return func((double) x); \
-} \
-libm_hidden_def(func##l)
-#endif
-
 
 #endif /* _MATH_PRIVATE_H_ */

libm/s_finite.c

@@ -30,6 +30,3 @@ int __finite(double x)
 	return (hx | 0x800fffff) != 0xffffffff;
 }
 libm_hidden_def(__finite)
-#if defined __DO_C99_MATH__
-int_WRAPPER_C99(__finite)
-#endif

libm/s_fpclassify.c

@@ -40,6 +40,3 @@ int __fpclassify(double x)
   return retval;
 }
 libm_hidden_def(__fpclassify)
-#if defined __DO_C99_MATH__
-int_WRAPPER_C99(__fpclassify)
-#endif

libm/s_isinf.c

@@ -21,6 +21,3 @@ int __isinf(double x)
 	return ~(lx >> 31) & (hx >> 30);
 }
 libm_hidden_def(__isinf)
-#if defined __DO_C99_MATH__
-int_WRAPPER_C99(__isinf)
-#endif

libm/s_isnan.c

@@ -27,6 +27,3 @@ int __isnan(double x)
 	return (int)(((u_int32_t)hx)>>31);
 }
 libm_hidden_def(__isnan)
-#if defined __DO_C99_MATH__
-int_WRAPPER_C99(__isnan)
-#endif

libm/s_signbit.c

@@ -33,6 +33,3 @@ __signbit (double x)
   return hx & 0x80000000;
 }
 libm_hidden_def(__signbit)
-#if defined __DO_C99_MATH__
-int_WRAPPER_C99(__signbit)
-#endif