100 lines
2.2 KiB
ArmAsm
100 lines
2.2 KiB
ArmAsm
/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
|
|
Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
|
|
on behalf of Synopsys Inc.
|
|
|
|
This file is part of GCC.
|
|
|
|
GCC 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 3, or (at your option) any later
|
|
version.
|
|
|
|
GCC 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.
|
|
|
|
Under Section 7 of GPL version 3, you are granted additional
|
|
permissions described in the GCC Runtime Library Exception, version
|
|
3.1, as published by the Free Software Foundation.
|
|
|
|
You should have received a copy of the GNU General Public License and
|
|
a copy of the GCC Runtime Library Exception along with this program;
|
|
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include "arc-ieee-754.h"
|
|
|
|
#if 0 /* DEBUG */
|
|
.global __floatsisf
|
|
FUNC(__floatsisf)
|
|
.balign 4
|
|
__floatsisf:
|
|
push_s blink
|
|
bl.d __floatsisf_c
|
|
push_s r0
|
|
ld_s r1,[sp]
|
|
st_s r0,[sp]
|
|
bl.d __floatsisf_asm
|
|
mov_s r0,r1
|
|
pop_s r1
|
|
pop_s blink
|
|
cmp r0,r1
|
|
jeq_s [blink]
|
|
bl abort
|
|
ENDFUNC(__floatsisf)
|
|
.global __floatunsisf
|
|
FUNC(__floatunsisf)
|
|
.balign 4
|
|
__floatunsisf:
|
|
push_s blink
|
|
bl.d __floatunsisf_c
|
|
push_s r0
|
|
ld_s r1,[sp]
|
|
st_s r0,[sp]
|
|
bl.d __floatunsisf_asm
|
|
mov_s r0,r1
|
|
pop_s r1
|
|
pop_s blink
|
|
cmp r0,r1
|
|
jeq_s [blink]
|
|
bl abort
|
|
ENDFUNC(__floatunsisf)
|
|
#define __floatsisf __floatsisf_asm
|
|
#define __floatunsisf __floatunsisf_asm
|
|
#endif /* DEBUG */
|
|
|
|
.global __floatunsisf
|
|
.global __floatsisf
|
|
FUNC(__floatsisf)
|
|
FUNC(__floatunsisf)
|
|
.balign 4
|
|
__floatunsisf:
|
|
lsr_s r2,r0
|
|
mov_l r12,0x9d ; 0x7f + 31 - 1
|
|
norm r2,r2
|
|
brne_l r0,0,0f
|
|
j_s [blink]
|
|
.balign 4
|
|
__floatsisf:
|
|
abs.f r0,r0
|
|
jeq_s [blink]
|
|
lsr_s r2,r0
|
|
mov_s r12,0x9d ; 0x7f + 31 - 1
|
|
norm r2,r2
|
|
bset.cs r12,r12,8
|
|
0: rsub.f r3,r2,8
|
|
bmsk r1,r0,r3
|
|
ror r1,r1,r3
|
|
lsr.pl r0,r0,r3
|
|
neg_s r3,r3
|
|
asl.mi r0,r0,r3
|
|
sub_s r12,r12,r2
|
|
asl_s r12,r12,23
|
|
bxor.pl.f r1,r1,31
|
|
add_s r0,r0,r12
|
|
j_s.d [blink]
|
|
add.pnz r0,r0,1
|
|
ENDFUNC(__floatunsisf)
|
|
ENDFUNC(__floatsisf)
|