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author | PikalaxALT <pikalaxalt@gmail.com> | 2018-01-03 17:39:24 -0700 |
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committer | PikalaxALT <pikalaxalt@gmail.com> | 2018-01-03 17:39:24 -0700 |
commit | a6c1ed4716cf02626ea035beb6dd4a921642ba80 (patch) | |
tree | ef582c1b52819e27bdd16097ec03b69799d04ede /newlib/libm/math/w_hypot.c | |
parent | f6c9a624fa8a6878a7fb2b02f55e4990a20feb59 (diff) |
Use libc from agbcc instead of standalone newlib\nYou must have AGBCC commit 80d029caec189587f8b9294b6c8a5a489b8f5f88 in order to compile pmd_red.gbalibc
Diffstat (limited to 'newlib/libm/math/w_hypot.c')
-rw-r--r-- | newlib/libm/math/w_hypot.c | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/newlib/libm/math/w_hypot.c b/newlib/libm/math/w_hypot.c deleted file mode 100644 index 318853d..0000000 --- a/newlib/libm/math/w_hypot.c +++ /dev/null @@ -1,109 +0,0 @@ - -/* @(#)w_hypot.c 5.1 93/09/24 */ -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -/* -FUNCTION - <<hypot>>, <<hypotf>>---distance from origin -INDEX - hypot -INDEX - hypotf - -ANSI_SYNOPSIS - #include <math.h> - double hypot(double <[x]>, double <[y]>); - float hypotf(float <[x]>, float <[y]>); - -TRAD_SYNOPSIS - double hypot(<[x]>, <[y]>) - double <[x]>, <[y]>; - - float hypotf(<[x]>, <[y]>) - float <[x]>, <[y]>; - -DESCRIPTION - <<hypot>> calculates the Euclidean distance - @tex - $\sqrt{x^2+y^2}$ - @end tex - @ifinfo - <<sqrt(<[x]>*<[x]> + <[y]>*<[y]>)>> - @end ifinfo - between the origin (0,0) and a point represented by the - Cartesian coordinates (<[x]>,<[y]>). <<hypotf>> differs only - in the type of its arguments and result. - -RETURNS - Normally, the distance value is returned. On overflow, - <<hypot>> returns <<HUGE_VAL>> and sets <<errno>> to - <<ERANGE>>. - - You can change the error treatment with <<matherr>>. - -PORTABILITY - <<hypot>> and <<hypotf>> are not ANSI C. */ - -/* - * wrapper hypot(x,y) - */ - -#include "fdlibm.h" -#include <errno.h> - -#ifndef _DOUBLE_IS_32BITS - -#ifdef __STDC__ - double hypot(double x, double y)/* wrapper hypot */ -#else - double hypot(x,y) /* wrapper hypot */ - double x,y; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_hypot(x,y); -#else - double z; - struct exception exc; - z = __ieee754_hypot(x,y); - if(_LIB_VERSION == _IEEE_) return z; - if((!finite(z))&&finite(x)&&finite(y)) { - /* hypot(finite,finite) overflow */ -#ifndef HUGE_VAL -#define HUGE_VAL inf - double inf = 0.0; - - SET_HIGH_WORD(inf,0x7ff00000); /* set inf to infinite */ -#endif - exc.type = OVERFLOW; - exc.name = "hypot"; - exc.err = 0; - exc.arg1 = x; - exc.arg2 = y; - if (_LIB_VERSION == _SVID_) - exc.retval = HUGE; - else - exc.retval = HUGE_VAL; - if (_LIB_VERSION == _POSIX_) - errno = ERANGE; - else if (!matherr(&exc)) { - errno = ERANGE; - } - if (exc.err != 0) - errno = exc.err; - return exc.retval; - } else - return z; -#endif -} - -#endif /* defined(_DOUBLE_IS_32BITS) */ |