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Diffstat (limited to 'newlib/libm/common/sf_rint.c')
-rw-r--r--newlib/libm/common/sf_rint.c84
1 files changed, 0 insertions, 84 deletions
diff --git a/newlib/libm/common/sf_rint.c b/newlib/libm/common/sf_rint.c
deleted file mode 100644
index 6459b7a4c..000000000
--- a/newlib/libm/common/sf_rint.c
+++ /dev/null
@@ -1,84 +0,0 @@
-/* sf_rint.c -- float version of s_rint.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.
- * ====================================================
- */
-
-#include "fdlibm.h"
-
-#ifdef __STDC__
-static const float
-#else
-static float
-#endif
-TWO23[2]={
- 8.3886080000e+06, /* 0x4b000000 */
- -8.3886080000e+06, /* 0xcb000000 */
-};
-
-#ifdef __STDC__
- float rintf(float x)
-#else
- float rintf(x)
- float x;
-#endif
-{
- __int32_t i0,j0,sx;
- __uint32_t i,i1,ix;
- float t;
- volatile float w;
- GET_FLOAT_WORD(i0,x);
- sx = (i0>>31)&1;
- ix = (i0&0x7fffffff);
- j0 = (ix>>23)-0x7f;
- if(j0<23) {
- if(FLT_UWORD_IS_ZERO(ix))
- return x;
- if(j0<0) {
- i1 = (i0&0x07fffff);
- i0 &= 0xfff00000;
- i0 |= ((i1|-i1)>>9)&0x400000;
- SET_FLOAT_WORD(x,i0);
- w = TWO23[sx]+x;
- t = w-TWO23[sx];
- GET_FLOAT_WORD(i0,t);
- SET_FLOAT_WORD(t,(i0&0x7fffffff)|(sx<<31));
- return t;
- } else {
- i = (0x007fffff)>>j0;
- if((i0&i)==0) return x; /* x is integral */
- i>>=1;
- if((i0&i)!=0) i0 = (i0&(~i))|((0x100000)>>j0);
- }
- } else {
- if(!FLT_UWORD_IS_FINITE(ix)) return x+x; /* inf or NaN */
- else
- return x; /* x is integral */
- }
- SET_FLOAT_WORD(x,i0);
- w = TWO23[sx]+x;
- return w-TWO23[sx];
-}
-
-#ifdef _DOUBLE_IS_32BITS
-
-#ifdef __STDC__
- double rint(double x)
-#else
- double rint(x)
- double x;
-#endif
-{
- return (double) rintf((float) x);
-}
-
-#endif /* defined(_DOUBLE_IS_32BITS) */