/* Copyright (C) 2008-2019 Free Software Foundation, Inc. Contributor: Joern Rennecke 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 . */ #include "arc-ieee-754.h" #if 0 /* DEBUG */ FUNC(__fixunsdfsi) .global __fixunsdfsi .balign 4 __fixunsdfsi: push_s blink push_s r0 bl.d __fixunsdfsi_c push_s r1 mov_s r2,r0 pop_s r1 ld r0,[sp] bl.d __fixunsdfsi_asm st r2,[sp] pop_s r1 pop_s blink cmp r0,r1 jeq_s [blink] bl abort ENDFUNC(__fixunsdfsi) #define __fixunsdfsi __fixunsdfsi_asm #endif /* DEBUG */ .global __fixunsdfsi FUNC(__fixunsdfsi) .balign 4 __fixunsdfsi: bbit0 DBL0H,30,.Lret0or1 lsr r2,DBL0H,20 bmsk_s DBL0H,DBL0H,19 sub_s r2,r2,19; 0x3ff+20-0x400 neg_s r3,r2 btst_s r3,10 bset_s DBL0H,DBL0H,20 #ifdef __LITTLE_ENDIAN__ mov.ne DBL0L,DBL0H asl DBL0H,DBL0H,r2 #else asl.eq DBL0H,DBL0H,r2 lsr.ne DBL0H,DBL0H,r3 #endif lsr DBL0L,DBL0L,r3 j_s.d [blink] add.eq r0,r0,r1 .Lret0: j_s.d [blink] mov_l r0,0 .Lret0or1: add_s DBL0H,DBL0H,0x100000 lsr_s DBL0H,DBL0H,30 j_s.d [blink] bmsk_l r0,DBL0H,0 ENDFUNC(__fixunsdfsi)