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Last change
on this file since 603 was 2, checked in by bird, 23 years ago |
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Initial revision
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Property cvs2svn:cvs-rev
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1.1
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Property svn:eol-style
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native
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Property svn:executable
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*
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File size:
936 bytes
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| 1 | /* sf_fabs.c -- float version of s_fabs.c.
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| 2 | * Conversion to float by Ian Lance Taylor, Cygnus Support, [email protected].
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| 3 | */
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| 4 |
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| 5 | /*
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| 6 | * ====================================================
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| 7 | * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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| 8 | *
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| 9 | * Developed at SunPro, a Sun Microsystems, Inc. business.
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| 10 | * Permission to use, copy, modify, and distribute this
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| 11 | * software is freely granted, provided that this notice
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| 12 | * is preserved.
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| 13 | * ====================================================
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| 14 | */
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| 15 |
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| 16 | /*
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| 17 | * fabsf(x) returns the absolute value of x.
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| 18 | */
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| 19 |
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| 20 | #include "fdlibm.h"
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| 21 |
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| 22 | #ifdef __STDC__
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| 23 | float fabsf(float x)
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| 24 | #else
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| 25 | float fabsf(x)
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| 26 | float x;
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| 27 | #endif
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| 28 | {
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| 29 | uint32_t ix;
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| 30 | GET_FLOAT_WORD(ix,x);
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| 31 | SET_FLOAT_WORD(x,ix&0x7fffffff);
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| 32 | return x;
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| 33 | }
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| 34 |
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| 35 | #ifdef _DOUBLE_IS_32BITS
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| 36 |
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| 37 | #ifdef __STDC__
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| 38 | double fabs(double x)
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| 39 | #else
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| 40 | double fabs(x)
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| 41 | double x;
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| 42 | #endif
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| 43 | {
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| 44 | return (double) fabsf((float) x);
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| 45 | }
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| 46 |
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| 47 | #endif /* defined(_DOUBLE_IS_32BITS) */
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