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Optimize ldexp and scalbn

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This commit is contained in:
Ulrich Drepper
2012-01-10 20:52:29 -05:00
parent 8898f02074
commit a47a831ad8
6 changed files with 65 additions and 93 deletions
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9
math/bits/math-finite.h
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@ -1,5 +1,5 @@
/* Entry points to finite-math-only compiler runs.
Copyright (C) 2011 Free Software Foundation, Inc.
Copyright (C) 2011, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -261,6 +261,13 @@ extern long double __REDIRECT_NTH (log2l, (long double), __log2l_finite);
# endif
#endif
/* ldexp. */
extern double __REDIRECT_NTH (ldexp, (double, int), scalbn);
extern float __REDIRECT_NTH (ldexpf, (float, int), scalbnf);
#ifdef __MATH_DECLARE_LDOUBLE
extern long double __REDIRECT_NTH (ldexpl, (long double, int), scalbnl);
#endif
/* pow. */
extern double __REDIRECT_NTH (pow, (double, double), __pow_finite);
extern float __REDIRECT_NTH (powf, (float, float), __powf_finite);