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a5544970 | 1 | /* Copyright (C) 2008-2019 Free Software Foundation, Inc. |
d38a64b4 JR |
2 | Contributor: Joern Rennecke <joern.rennecke@embecosm.com> |
3 | on behalf of Synopsys Inc. | |
4 | ||
5 | This file is part of GCC. | |
6 | ||
7 | GCC is free software; you can redistribute it and/or modify it under | |
8 | the terms of the GNU General Public License as published by the Free | |
9 | Software Foundation; either version 3, or (at your option) any later | |
10 | version. | |
11 | ||
12 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 | for more details. | |
16 | ||
17 | Under Section 7 of GPL version 3, you are granted additional | |
18 | permissions described in the GCC Runtime Library Exception, version | |
19 | 3.1, as published by the Free Software Foundation. | |
20 | ||
21 | You should have received a copy of the GNU General Public License and | |
22 | a copy of the GCC Runtime Library Exception along with this program; | |
23 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
24 | <http://www.gnu.org/licenses/>. */ | |
25 | ||
26 | #include "arc-ieee-754.h" | |
27 | ||
28 | #if 0 /* DEBUG */ | |
29 | .global __floatsisf | |
30 | FUNC(__floatsisf) | |
31 | .balign 4 | |
32 | __floatsisf: | |
33 | push_s blink | |
34 | bl.d __floatsisf_c | |
35 | push_s r0 | |
36 | ld_s r1,[sp] | |
37 | st_s r0,[sp] | |
38 | bl.d __floatsisf_asm | |
39 | mov_s r0,r1 | |
40 | pop_s r1 | |
41 | pop_s blink | |
42 | cmp r0,r1 | |
43 | jeq_s [blink] | |
44 | bl abort | |
45 | ENDFUNC(__floatsisf) | |
46 | .global __floatunsisf | |
47 | FUNC(__floatunsisf) | |
48 | .balign 4 | |
49 | __floatunsisf: | |
50 | push_s blink | |
51 | bl.d __floatunsisf_c | |
52 | push_s r0 | |
53 | ld_s r1,[sp] | |
54 | st_s r0,[sp] | |
55 | bl.d __floatunsisf_asm | |
56 | mov_s r0,r1 | |
57 | pop_s r1 | |
58 | pop_s blink | |
59 | cmp r0,r1 | |
60 | jeq_s [blink] | |
61 | bl abort | |
62 | ENDFUNC(__floatunsisf) | |
63 | #define __floatsisf __floatsisf_asm | |
64 | #define __floatunsisf __floatunsisf_asm | |
65 | #endif /* DEBUG */ | |
66 | ||
67 | .global __floatunsisf | |
68 | .global __floatsisf | |
69 | FUNC(__floatsisf) | |
70 | FUNC(__floatunsisf) | |
71 | .balign 4 | |
72 | __floatunsisf: | |
73 | lsr_s r2,r0 | |
74 | mov_l r12,0x9d ; 0x7f + 31 - 1 | |
75 | norm r2,r2 | |
76 | brne_l r0,0,0f | |
77 | j_s [blink] | |
78 | .balign 4 | |
79 | __floatsisf: | |
80 | abs.f r0,r0 | |
81 | jeq_s [blink] | |
82 | lsr_s r2,r0 | |
83 | mov_s r12,0x9d ; 0x7f + 31 - 1 | |
84 | norm r2,r2 | |
85 | bset.cs r12,r12,8 | |
86 | 0: rsub.f r3,r2,8 | |
87 | bmsk r1,r0,r3 | |
88 | ror r1,r1,r3 | |
89 | lsr.pl r0,r0,r3 | |
90 | neg_s r3,r3 | |
91 | asl.mi r0,r0,r3 | |
92 | sub_s r12,r12,r2 | |
93 | asl_s r12,r12,23 | |
94 | bxor.pl.f r1,r1,31 | |
95 | add_s r0,r0,r12 | |
96 | j_s.d [blink] | |
97 | add.pnz r0,r0,1 | |
98 | ENDFUNC(__floatunsisf) | |
99 | ENDFUNC(__floatsisf) |