/* Copyright (C) 2008-2017 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" /* inputs: r0, r1 output: c flag to be used for 'hs' condition clobber: r12,flags */ /* For NaNs, bit 22.. bit 30 must be set. */ #if 0 /* DEBUG */ .global __gesf2 .balign 4 FUNC(__gesf2) __gesf2: 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 __gesf2_c` push_s r0 mov r11,r0` 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 __gesf2_asm` ld.ab r10,[sp,4] pop_s blink brge.d r11,0,0f ld.ab r11,[sp,4] jlo [blink] bl abort 0: jhs [blink] bl abort ENDFUNC(__gesf2) #define __gesf2 __gesf2_asm #endif /* DEBUG */ .global __gesf2 .balign 4 HIDDEN_FUNC(__gesf2) __gesf2: or.f r12,r0,r1 bmi.d .Lneg bmsk_s r12,r12,23 add1.f 0,r12,r0 ; check for NaN add1.cc.f r12,r12,r1 j_s.d [blink] cmp.cc r0,r1 .balign 4 .Lneg: breq.d r1,0,.L0 add1.f 0,r12,r0 ; check for NaN add1.cc.f r12,r12,r1 j_s.d [blink] cmp.cc r1,r0 .balign 4 .L0: bxor.f 0,r0,31 ; check for -0 j_s.d [blink] cmp.hi r1,r0 ENDFUNC(__gesf2) |