SDL
2.0
s_fabs.c
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/*
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* ====================================================
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* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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*
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* Developed at SunPro, a Sun Microsystems, Inc. business.
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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/*
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* fabs(x) returns the absolute value of x.
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*/
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/*#include <features.h>*/
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/* Prevent math.h from defining a colliding inline */
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#undef __USE_EXTERN_INLINES
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#include "
math_libm.h
"
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#include "
math_private.h
"
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double
fabs
(
double
x
)
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{
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u_int32_t
high;
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GET_HIGH_WORD
(high,x);
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SET_HIGH_WORD
(x,high&0x7fffffff);
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return
x
;
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}
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libm_hidden_def
(
fabs
)
GET_HIGH_WORD
#define GET_HIGH_WORD(i, d)
Definition:
math_private.h:108
x
GLint GLint GLint GLint GLint x
Definition:
SDL_opengl.h:1574
SET_HIGH_WORD
#define SET_HIGH_WORD(d, v)
Definition:
math_private.h:136
u_int32_t
unsigned int u_int32_t
Definition:
math_private.h:31
math_libm.h
libm_hidden_def
libm_hidden_def(scalbln)
Definition:
s_scalbn.c:62
math_private.h
fabs
double fabs(double x)
Definition:
s_fabs.c:22
src
libm
s_fabs.c
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