1 /* Software floating-point emulation.
3 Copyright (C) 1997-2024 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
23 void _Qp_div(long double *c
, const long double *a
, const long double *b
)
26 FP_DECL_Q(A
); FP_DECL_Q(B
); FP_DECL_Q(C
);
33 QP_HANDLE_EXCEPTIONS(__asm (
35 " ldd [%1+8], %%f54\n"
37 " ldd [%2+8], %%f58\n"
38 " fdivq %%f52, %%f56, %%f60\n"
40 " std %%f62, [%0+8]\n"
41 " " : : "r" (c
), "r" (a
), "r" (b
) : QP_CLOBBER
));