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f9f70e68 | 1 | /* Round float to int floating-point values. PowerPC32 version. |
f7a9f785 | 2 | Copyright (C) 2004-2016 Free Software Foundation, Inc. |
f9f70e68 UD |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
f9f70e68 UD |
18 | |
19 | #include <sysdep.h> | |
20 | ||
4d37c8aa | 21 | .section .rodata.cst4,"aM",@progbits,4 |
99c7f870 | 22 | .align 2 |
f9f70e68 | 23 | .LC0: /* 2**23 */ |
4d37c8aa | 24 | .long 0x4b000000 |
f9f70e68 UD |
25 | |
26 | .section ".text" | |
27 | ENTRY (__rintf) | |
28 | #ifdef SHARED | |
29 | mflr r11 | |
a7e91561 | 30 | cfi_register(lr,r11) |
91d2a845 WS |
31 | SETUP_GOT_ACCESS(r9,got_label) |
32 | addis r9,r9,.LC0-got_label@ha | |
33 | lfs fp13,.LC0-got_label@l(r9) | |
a7e91561 UD |
34 | mtlr r11 |
35 | cfi_same_value (lr) | |
f9f70e68 UD |
36 | #else |
37 | lis r9,.LC0@ha | |
4d37c8aa | 38 | lfs fp13,.LC0@l(r9) |
f9f70e68 UD |
39 | #endif |
40 | fabs fp0,fp1 | |
41 | fsubs fp12,fp13,fp13 /* generate 0.0 */ | |
42 | fcmpu cr7,fp0,fp13 /* if (fabs(x) > TWO23) */ | |
43 | fcmpu cr6,fp1,fp12 /* if (x > 0.0) */ | |
60c414c3 AZ |
44 | bnllr cr7 |
45 | bng cr6,.L4 | |
f9f70e68 UD |
46 | fadds fp1,fp1,fp13 /* x+= TWO23; */ |
47 | fsubs fp1,fp1,fp13 /* x-= TWO23; */ | |
4d37c8aa UD |
48 | fabs fp1,fp1 /* if (x == 0.0) */ |
49 | blr /* x = 0.0; */ | |
f9f70e68 | 50 | .L4: |
60c414c3 | 51 | bnllr cr6 /* if (x < 0.0) */ |
4d37c8aa UD |
52 | fsubs fp1,fp1,fp13 /* x-= TWO23; */ |
53 | fadds fp1,fp1,fp13 /* x+= TWO23; */ | |
54 | fnabs fp1,fp1 /* if (x == 0.0) */ | |
55 | blr /* x = -0.0; */ | |
f9f70e68 UD |
56 | END (__rintf) |
57 | ||
58 | weak_alias (__rintf, rintf) | |
59 |