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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/sf_floor.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/sf_floor.c')
-rw-r--r-- | newlib/libm/math/sf_floor.c | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/newlib/libm/math/sf_floor.c b/newlib/libm/math/sf_floor.c deleted file mode 100644 index 787f2fd..0000000 --- a/newlib/libm/math/sf_floor.c +++ /dev/null @@ -1,79 +0,0 @@ -/* sf_floor.c -- float version of s_floor.c. - * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. - */ - -/* - * ==================================================== - * 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. - * ==================================================== - */ - -/* - * floorf(x) - * Return x rounded toward -inf to integral value - * Method: - * Bit twiddling. - * Exception: - * Inexact flag raised if x not equal to floorf(x). - */ - -#include "fdlibm.h" - -#ifdef __STDC__ -static const float huge = 1.0e30; -#else -static float huge = 1.0e30; -#endif - -#ifdef __STDC__ - float floorf(float x) -#else - float floorf(x) - float x; -#endif -{ - __int32_t i0,j0; - __uint32_t i; - GET_FLOAT_WORD(i0,x); - j0 = ((i0>>23)&0xff)-0x7f; - if(j0<23) { - if(j0<0) { /* raise inexact if x != 0 */ - if(huge+x>(float)0.0) {/* return 0*sign(x) if |x|<1 */ - if(i0>=0) {i0=0;} - else if((i0&0x7fffffff)!=0) - { i0=0xbf800000;} - } - } else { - i = (0x007fffff)>>j0; - if((i0&i)==0) return x; /* x is integral */ - if(huge+x>(float)0.0) { /* raise inexact flag */ - if(i0<0) i0 += (0x00800000)>>j0; - i0 &= (~i); - } - } - } else { - if(j0==0x80) return x+x; /* inf or NaN */ - else return x; /* x is integral */ - } - SET_FLOAT_WORD(x,i0); - return x; -} - -#ifdef _DOUBLE_IS_32BITS - -#ifdef __STDC__ - double floor(double x) -#else - double floor(x) - double x; -#endif -{ - return (double) floorf((float) x); -} - -#endif /* defined(_DOUBLE_IS_32BITS) */ |