Remove unused functions from i386/mathinline.h

diff --git a/ChangeLog b/ChangeLog
index 3717956..12761ba 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -124,6 +124,12 @@
 
 2012-05-14  Andreas Jaeger  <aj@suse.de>
 
+       * sysdeps/i386/fpu/bits/mathinline.h (__pow2): Remove,
+       it's not used in glibc.
+       (__coshm1): Likewise.
+       (__acosh1p): Likewise.
+       (__sgn): Likewise.
+
        * manual/string.texi (Copying and Concatenation): Add missing
        variable in concat example.
        Reported by David C. Rankin <drankinatty@suddenlinkmail.com>.

diff --git a/sysdeps/i386/fpu/bits/mathinline.h b/sysdeps/i386/fpu/bits/mathinline.h
index 6561eba..2a7e96b 100644 (file)
--- a/sysdeps/i386/fpu/bits/mathinline.h
+++ b/sysdeps/i386/fpu/bits/mathinline.h
@@ -290,35 +290,8 @@ __NTH (__signbitl (long double __x))
 #if !defined __NO_MATH_INLINES && defined __OPTIMIZE__
 /* Miscellaneous functions */
 
-__inline_mathcode (__sgn, __x, \
-  return __x == 0.0 ? 0.0 : (__x > 0.0 ? 1.0 : -1.0))
-
 /* __FAST_MATH__ is defined by gcc -ffast-math.  */
 #ifdef __FAST_MATH__
-__inline_mathcode (__pow2, __x, \
-  register long double __value;                                                      \
-  register long double __exponent;                                           \
-  __extension__ long long int __p = (long long int) __x;                     \
-  if (__x == (long double) __p)                                                      \
-    {                                                                        \
-      __asm __volatile__                                                     \
-       ("fscale"                                                             \
-        : "=t" (__value) : "0" (1.0), "u" (__x));                            \
-      return __value;                                                        \
-    }                                                                        \
-  __asm __volatile__                                                         \
-    ("fld      %%st(0)\n\t"                                                  \
-     "frndint                  # int(x)\n\t"                                 \
-     "fxch\n\t"                                                                      \
-     "fsub     %%st(1)         # fract(x)\n\t"                               \
-     "f2xm1                    # 2^(fract(x)) - 1\n\t"                       \
-     : "=t" (__value), "=u" (__exponent) : "0" (__x));                       \
-  __value += 1.0;                                                            \
-  __asm __volatile__                                                         \
-    ("fscale"                                                                \
-     : "=t" (__value) : "0" (__value), "u" (__exponent));                    \
-  return __value)
-
 # ifdef __USE_GNU
 #  define __sincos_code \
   register long double __cosr;                                               \
@@ -733,16 +706,6 @@ __NTH (__finite (double __x))
             | 0x800fffffu) + 1) >> 31));
 }
 
-/* Miscellaneous functions */
-# ifdef __FAST_MATH__
-__inline_mathcode (__coshm1, __x, \
-  register long double __exm1 = __expm1l (__fabsl (__x));                    \
-  return 0.5 * (__exm1 / (__exm1 + 1.0)) * __exm1)
-
-__inline_mathcode (__acosh1p, __x, \
-  return log1pl (__x + __libc_sqrtl (__x) * __libc_sqrtl (__x + 2.0)))
-
-# endif /* __FAST_MATH__ */
 #endif /* __USE_MISC  */
 
 /* Undefine some of the large macros which are not used anymore.  */