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      1 /* Copyright (C) 2008-2024 Free Software Foundation, Inc.
      2    Contributor: Joern Rennecke <joern.rennecke (at) 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 /* inputs: r0, r1
     28    output: z flag
     29    clobber: r12, flags
     30    For NaNs, bit 22 .. bit 30 must be set.  */
     31 #if 0 /* DEBUG */
     32 	.global __uneqsf2
     33 	.balign 4
     34 	FUNC(__uneqsf2)
     35 __uneqsf2:
     36 	st.a r11,[sp,-4]` push_s blink` st.a r10,[sp,-4]` st.a r9,[sp,-4]
     37 	st.a r8,[sp,-4]` st.a r7,[sp,-4]` st.a r6,[sp,-4]` st.a r5,[sp,-4]
     38 	st.a r4,[sp,-4]` push_s r3` push_s r2` push_s r1`
     39 	bl.d __eqsf2_c` push_s r0
     40 	push_s r0` ld_s r0, [sp,4]
     41 	bl.d __unordsf2_c` ld_s r1,[sp,8]
     42 	ld.ab r11,[sp,4]` tst r0,r0` mov.ne r11,0
     43 	pop_s r0` pop_s r1` pop_s r2` pop_s r3
     44 	ld.ab r4,[sp,4]` ld.ab r5,[sp,4]` ld.ab r6,[sp,4]`
     45 	ld.ab r7,[sp,4]` ld.ab r8,[sp,4]` ld.ab r9,[sp,4]
     46 	bl.d __uneqsf2_asm` ld.ab r10,[sp,4]
     47 	pop_s blink
     48 	breq.d r11,0,0f
     49 	ld.ab r11,[sp,4]
     50 	jne_s [blink]
     51 	bl abort
     52 0:	jeq_s [blink]
     53 	bl abort
     54 	ENDFUNC(__uneqsf2)
     55 #define __uneqsf2 __uneqsf2_asm
     56 #endif /* DEBUG */
     57 	.global __uneqsf2
     58 	.balign 4
     59 	HIDDEN_FUNC(__uneqsf2)
     60 __uneqsf2:
     61 	mov_s	r12, \
     62 		0x7fc00000
     63 	bic.f	0,r12,r0
     64 	bic.ne.f r12,r12,r1
     65 	or	r12,r0,r1
     66 	bmsk.ne.f r12,r12,30
     67 	j_s.d	[blink]
     68 	cmp.ne	r0,r1
     69 	ENDFUNC(__uneqsf2)
     70