]>
Commit | Line | Data |
---|---|---|
d876f532 UD |
1 | /* Software floating-point emulation. |
2 | (*c) = (long double)(a) | |
2b778ceb | 3 | Copyright (C) 1997-2021 Free Software Foundation, Inc. |
d876f532 | 4 | This file is part of the GNU C Library. |
d876f532 UD |
5 | |
6 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
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. | |
d876f532 UD |
10 | |
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 | |
41bdb6e2 | 14 | Lesser General Public License for more details. |
d876f532 | 15 | |
41bdb6e2 | 16 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 17 | License along with the GNU C Library; if not, see |
5a82c748 | 18 | <https://www.gnu.org/licenses/>. */ |
d876f532 UD |
19 | |
20 | #include "soft-fp.h" | |
21 | #include "single.h" | |
22 | #include "quad.h" | |
23 | ||
24 | void _Qp_stoq(long double *c, const float a) | |
25 | { | |
26 | FP_DECL_EX; | |
27 | FP_DECL_S(A); | |
28 | FP_DECL_Q(C); | |
29 | ||
30 | FP_INIT_ROUNDMODE; | |
fe0b1e85 | 31 | FP_UNPACK_RAW_S(A, a); |
69da3c9e | 32 | #if _FP_W_TYPE_SIZE < 64 |
fe0b1e85 | 33 | FP_EXTEND(Q,S,4,1,C,A); |
d876f532 | 34 | #else |
fe0b1e85 | 35 | FP_EXTEND(Q,S,2,1,C,A); |
d876f532 | 36 | #endif |
fe0b1e85 | 37 | FP_PACK_RAW_QP(c, C); |
d876f532 | 38 | QP_HANDLE_EXCEPTIONS(__asm ( |
ba77ce24 AJ |
39 | " fstoq %1, %%f60\n" |
40 | " std %%f60, [%0]\n" | |
41 | " std %%f62, [%0+8]\n" | |
42 | " " : : "r" (c), "f" (a) : QP_CLOBBER)); | |
d876f532 | 43 | } |