/* Software floating-point emulation. Return (float)(*a) Copyright (C) 1997,1999 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Richard Henderson (rth@cygnus.com) and Jakub Jelinek (jj@ultra.linux.cz). The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "soft-fp.h" #include "single.h" #include "quad.h" float _Qp_qtos(const long double *a) { FP_DECL_EX; FP_DECL_Q(A); FP_DECL_S(R); float r; FP_INIT_ROUNDMODE; FP_UNPACK_QP(A, a); #if (2 * _FP_W_TYPE_SIZE) < _FP_FRACBITS_Q FP_CONV(S,Q,1,4,R,A); #else FP_CONV(S,Q,1,2,R,A); #endif FP_PACK_S(r, R); QP_HANDLE_EXCEPTIONS(__asm ( " ldd [%1], %%f52\n" " ldd [%1+8], %%f54\n" " fqtos %%f52, %0\n" " " : "=&f" (r) : "r" (a) : QP_CLOBBER)); return r; }