diff options
Diffstat (limited to 'newlib/libm/machine/amdgcn/v64sf_rint.c')
-rw-r--r-- | newlib/libm/machine/amdgcn/v64sf_rint.c | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/newlib/libm/machine/amdgcn/v64sf_rint.c b/newlib/libm/machine/amdgcn/v64sf_rint.c deleted file mode 100644 index 8ebad4bea..000000000 --- a/newlib/libm/machine/amdgcn/v64sf_rint.c +++ /dev/null @@ -1,62 +0,0 @@ -/* - * ==================================================== - * 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. - * ==================================================== - */ - -/* Based on newlib/libm/common/sf_rint.c in Newlib. */ - -#include "amdgcnmach.h" - -static const float TWO23[2] = { - 8.3886080000e+06, /* 0x4b000000 */ - -8.3886080000e+06, /* 0xcb000000 */ -}; - -DEF_VS_MATH_FUNC (v64sf, rintf, v64sf x) -{ - FUNCTION_INIT (v64sf); - - v64si i0; - GET_FLOAT_WORD (i0, x, NO_COND); - v64si sx = (i0 >> 31) & 1; - v64sf two23 = VECTOR_MERGE (TWO23[1] + x, TWO23[0] + x, sx != 0); - v64si ix = (i0 & 0x7fffffff); - v64si j0 = (ix >> 23) - 0x7f; - VECTOR_IF (j0 < 23, cond) - VECTOR_RETURN (x, cond & FLT_UWORD_IS_ZERO (ix)); - VECTOR_IF2 (j0 < 0, cond2, cond) - v64si i1 = (i0 & 0x07fffff); - VECTOR_COND_MOVE (i0, i0 & 0xfff00000, cond2); - VECTOR_COND_MOVE (i0, i0 | (((i1 | -i1) >> 9) & 0x400000), cond2); - SET_FLOAT_WORD (x, i0, cond2); - v64sf w = two23 + x; - v64sf t = w - two23; - GET_FLOAT_WORD (i0, t, cond2); - SET_FLOAT_WORD (t, (i0&0x7fffffff)|(sx<<31), cond2); - VECTOR_RETURN (t, cond2); - VECTOR_ELSE2 (cond2, cond) - v64si i = (0x007fffff) >> j0; - VECTOR_RETURN (x, cond2 & ((i0 & i) == 0)); /* x is integral */ - i >>= 1; - VECTOR_COND_MOVE (i0, (i0 & (~i)) | (0x200000 >> j0), - cond2 & ((i0 & i) != 0)); - VECTOR_ENDIF - VECTOR_ELSE (cond) - VECTOR_RETURN (x + x, cond & ~FLT_UWORD_IS_FINITE (ix)); /* inf or NaN */ - VECTOR_RETURN (x, cond); /* x is integral */ - VECTOR_ENDIF - - SET_FLOAT_WORD (x, i0, NO_COND); - v64sf w = two23 + x; - VECTOR_RETURN (w - two23, NO_COND); - - FUNCTION_RETURN; -} - -DEF_VARIANTS (rintf, sf, sf) |