| /* Copyright (C) 2006 Free Software Foundation, Inc. |
| |
| This file is free software; you can redistribute it and/or modify it under |
| the terms of the GNU General Public License as published by the Free |
| Software Foundation; either version 2 of the License, or (at your option) |
| any later version. |
| |
| This file 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 General Public License |
| for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this file; see the file COPYING. If not, write to the Free |
| Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301, USA. */ |
| |
| /* As a special exception, if you link this library with files compiled with |
| GCC to produce an executable, this does not cause the resulting executable |
| to be covered by the GNU General Public License. The exception does not |
| however invalidate any other reasons why the executable file might be covered |
| by the GNU General Public License. */ |
| |
| #include <spu_intrinsics.h> |
| const unsigned char __sidf_pat[16] __attribute__ ((__aligned__ (16))) = { |
| 0x02, 0x03, 0x10, 0x11, |
| 0x12, 0x13, 0x80, 0x80, |
| 0x06, 0x07, 0x14, 0x15, |
| 0x16, 0x17, 0x80, 0x80 |
| }; |
| |
| /* double __float_unssidf (unsigned int SI) */ |
| qword __float_unssidf (qword SI); |
| qword |
| __float_unssidf (qword SI) |
| { |
| qword t0, t1, t2, t3, t4, t5, t6, t7; |
| t0 = si_clz (SI); |
| t1 = si_il (1054); |
| t2 = si_shl (SI, t0); |
| t3 = si_ceqi (t0, 32); |
| t4 = si_sf (t0, t1); |
| t5 = si_a (t2, t2); |
| t6 = si_andc (t4, t3); |
| t7 = si_shufb (t6, t5, *(qword *)__sidf_pat); |
| return si_shlqbii (t7, 4); |
| } |