diff options
| author | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2008-09-25 17:43:58 +0000 |
|---|---|---|
| committer | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2008-09-25 17:43:58 +0000 |
| commit | 0e05d9826e6d32a27392ed9d6fe613ef6cf957a0 (patch) | |
| tree | 6e88884bf2f757103209ad4d97d61f37db5cc1d7 /libm/powerpc/classic/s_copysign.c | |
| parent | cf7b82ed31eaa526c74f8b1af6f0cfec315f1d69 (diff) | |
- remove files that are not either LGPL or Public Domain.
- pull replacement funcs for fpmacros.c from glibc
This removes the powerpc/classic implementation which did not state any
license but read:
Copyright © 1991 Apple Computer, Inc. All rights reserved.
and thus was dubious (and not needed).
Diffstat (limited to 'libm/powerpc/classic/s_copysign.c')
| -rw-r--r-- | libm/powerpc/classic/s_copysign.c | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/libm/powerpc/classic/s_copysign.c b/libm/powerpc/classic/s_copysign.c deleted file mode 100644 index c6f1307a3..000000000 --- a/libm/powerpc/classic/s_copysign.c +++ /dev/null @@ -1,59 +0,0 @@ -/******************************************************************************* -* * -* File sign.c, * -* Functions copysign and __signbitd. * -* For PowerPC based machines. * -* * -* Copyright © 1991, 2001 Apple Computer, Inc. All rights reserved. * -* * -* Written by Ali Sazegari, started on June 1991. * -* * -* August 26 1991: no CFront Version 1.1d17 warnings. * -* September 06 1991: passes the test suite with invalid raised on * -* signaling nans. sane rom code behaves the same. * -* September 24 1992: took the Ò#include support.hÓ out. * -* Dcember 02 1992: PowerPC port. * -* July 20 1994: __fabs added * -* July 21 1994: deleted unnecessary functions: neg, COPYSIGNnew, * -* and SIGNNUMnew. * -* April 11 2001: first port to os x using gcc. * -* removed fabs and deffered to gcc for direct * -* instruction generation. * -* * -*******************************************************************************/ - -#include <math.h> -#include "../../fp_private.h" - -/******************************************************************************* -* * -* Function copysign. * -* Implementation of copysign for the PowerPC. * -* * -******************************************************************************** -* Note: The order of the operands in this function is reversed from that * -* suggested in the IEEE standard 754. * -*******************************************************************************/ - -libm_hidden_proto(copysign) -double copysign ( double arg2, double arg1 ) - { - union - { - dHexParts hex; - double dbl; - } x, y; - -/******************************************************************************* -* No need to flush NaNs out. * -*******************************************************************************/ - - x.dbl = arg1; - y.dbl = arg2; - - y.hex.high = y.hex.high & 0x7FFFFFFF; - y.hex.high = ( y.hex.high | ( x.hex.high & dSgnMask ) ); - - return y.dbl; - } -libm_hidden_def(copysign) |