projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 7adcbafe | 1 | /* Copyright (C) 2008-2022 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) |