/* Copyright (C) 2008-2015 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" /* inputs: DBL0, DBL1 output: z flag clobber: r12, flags For NaNs, bit 19.. bit 30 of the high word must be set. */ #if 0 /* DEBUG */ .global __uneqdf2 .balign 4 FUNC(__uneqdf2) __uneqdf2: st.a r11,[sp,-4]` push_s blink` st.a r10,[sp,-4]` st.a r9,[sp,-4] st.a r8,[sp,-4]` st.a r7,[sp,-4]` st.a r6,[sp,-4]` st.a r5,[sp,-4] st.a r4,[sp,-4]` push_s r3` push_s r2` push_s r1` bl.d __eqdf2_c` push_s r0 push_s r0` ld_s r0, [sp,4]` ld_s r1, [sp,8]` ld_s r2,[sp,12] bl.d __unorddf2_c` ld_s r3,[sp,16] ld.ab r11,[sp,4]` tst r0,r0` mov.ne r11,0 pop_s r0` pop_s r1` pop_s r2` pop_s r3 ld.ab r4,[sp,4]` ld.ab r5,[sp,4]` ld.ab r6,[sp,4]` ld.ab r7,[sp,4]` ld.ab r8,[sp,4]` ld.ab r9,[sp,4] bl.d __uneqdf2_asm` ld.ab r10,[sp,4] pop_s blink breq.d r11,0,0f ld.ab r11,[sp,4] jne_s [blink] bl abort 0: jeq_s [blink] bl abort ENDFUNC(__uneqdf2) #define __uneqdf2 __uneqdf2_asm #endif /* DEBUG */ .global __uneqdf2 .balign 4 HIDDEN_FUNC(__uneqdf2) __uneqdf2: cmp_s DBL0H,DBL1H cmp.eq DBL0L,DBL1L jeq_s [blink] or r12,DBL0H,DBL1H or.f 0,DBL0L,DBL1L bclr.eq.f r12,r12,31 jeq_s [blink] mov_s r12, \ 0x7ff80000 bic.f 0,r12,DBL0H j_s.d [blink] bic.ne.f r12,r12,DBL1H ENDFUNC(__uneqdf2)