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m68k: use signbit macro

This commit is contained in:
Andreas Schwab 2010-03-13 18:14:35 +01:00
parent b5e933757c
commit 92dd2ecf16
3 changed files with 7 additions and 4 deletions
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3
ChangeLog.m68k
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@ -1,5 +1,8 @@
2010-03-13 Andreas Schwab <schwab@linux-m68k.org>
* sysdeps/m68k/m680x0/fpu/s_ccosh.c: Use signbit macro.
* sysdeps/m68k/m680x0/fpu/s_ccos.c: Likewise.
* sysdeps/m68k/m680x0/fpu/bits/mathinline.h (__signbit)
(__signbitf, __signbitl): Always define as inline.

4
sysdeps/m68k/m680x0/fpu/s_ccos.c
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@ -1,5 +1,5 @@
/* Complex cosine function. m68k fpu version
Copyright (C) 1997, 1999 Free Software Foundation, Inc.
Copyright (C) 1997, 1999, 2010 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>.
@ -48,7 +48,7 @@ s(__ccos) (__complex__ float_type x)
: "f" (__real__ x));
__real__ retval = cos_rx * m81(__ieee754_cosh) (__imag__ x);
if (rx_cond & __M81_COND_ZERO)
__imag__ retval = (m81(__signbit) (__imag__ x)
__imag__ retval = (signbit (__imag__ x)
? __real__ x : -__real__ x);
else
__imag__ retval = -sin_rx * m81(__ieee754_sinh) (__imag__ x);

4
sysdeps/m68k/m680x0/fpu/s_ccosh.c
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@ -1,5 +1,5 @@
/* Complex cosine hyperbole function. m68k fpu version
Copyright (C) 1997, 1999 Free Software Foundation, Inc.
Copyright (C) 1997, 1999, 2010 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>.
@ -48,7 +48,7 @@ s(__ccosh) (__complex__ float_type x)
: "f" (__imag__ x));
__real__ retval = cos_ix * m81(__ieee754_cosh) (__real__ x);
if (ix_cond & __M81_COND_ZERO)
__imag__ retval = (m81(__signbit) (__real__ x)
__imag__ retval = (signbit (__real__ x)
? -__imag__ x : __imag__ x);
else
__imag__ retval = sin_ix * m81(__ieee754_sinh) (__real__ x);