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Diffstat (limited to 'sysdeps/sparc/sparc64/memcmp.S')
-rw-r--r--sysdeps/sparc/sparc64/memcmp.S142
1 files changed, 0 insertions, 142 deletions
diff --git a/sysdeps/sparc/sparc64/memcmp.S b/sysdeps/sparc/sparc64/memcmp.S
deleted file mode 100644
index 00ff2eec6b..0000000000
--- a/sysdeps/sparc/sparc64/memcmp.S
+++ /dev/null
@@ -1,142 +0,0 @@
-/* Compare two memory blocks for differences in the first COUNT bytes.
- For SPARC v9.
- Copyright (C) 1998-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and
- Jakub Jelinek <jj@ultra.linux.cz>.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#include <sysdep.h>
-#include <asm/asi.h>
-#ifndef XCC
-#define XCC xcc
-#define USE_BPR
- .register %g2, #scratch
- .register %g3, #scratch
-#endif
-
- .text
- .align 32
-ENTRY(memcmp)
-#ifdef USE_BPR
- brz,pn %o2, 3f /* CTI+IEU1 Group */
-#else
- tst %o2 /* IEU1 Group */
- be,pn %XCC, 3f /* CTI */
-#endif
- andcc %o0, 7, %g0 /* IEU1 Group */
- bne,pn %icc, 8f /* CTI */
-1: andcc %o1, 7, %g1 /* IEU1 Group */
-
- bne,pn %icc, 10f /* CTI */
- mov 64, %g3 /* IEU0 */
- ldx [%o0], %g1 /* Load Group */
- sub %o1, %o0, %o1 /* IEU0 */
-
- ldx [%o0 + %o1], %g2 /* Load Group */
- add %o0, 8, %o0 /* IEU0 */
-2: mov %g1, %o3 /* IEU0 Group */
- subcc %o2, 8, %o2 /* IEU1 */
-
- bcs,pn %XCC, 5f /* CTI */
- ldxa [%o0] ASI_PNF, %g1 /* Load Group */
- mov %g2, %o4 /* IEU0 */
- ldxa [%o0 + %o1] ASI_PNF, %g2 /* Load Group */
-
- cmp %o3, %o4 /* IEU1 */
- be,pt %xcc, 2b /* CTI */
- add %o0, 8, %o0 /* IEU0 */
-7: mov -1, %o0 /* IEU1 */
-
- retl /* CTI+IEU1 Group */
- movgu %xcc, 1, %o0 /* Single Group */
-3: retl /* CTI+IEU1 Group */
- clr %o0 /* IEU0 */
-
- .align 16
-5: mov %g2, %o4 /* IEU0 */
-6: cmp %o2, -8 /* IEU1 */
- be,pn %XCC, 3b /* CTI */
- sub %g0, %o2, %o2 /* IEU0 Group */
-
- sllx %o2, 3, %o2 /* IEU0 Group */
- srlx %o3, %o2, %o3 /* IEU0 Group */
- srlx %o4, %o2, %o4 /* IEU0 Group */
- clr %o0 /* IEU1 */
-
- cmp %o3, %o4 /* IEU1 Group */
- movgu %xcc, 1, %o0 /* Single Group */
- retl /* CTI+IEU1 Group */
- movlu %xcc, -1, %o0 /* Single Group */
-
-8: ldub [%o0], %o3 /* Load */
- add %o0, 1, %o0 /* IEU0 */
- ldub [%o1], %o4 /* Load Group */
- add %o1, 1, %o1 /* IEU0 */
-
-9: cmp %o3, %o4 /* IEU1 Group */
- bne,pn %xcc, 12f /* CTI */
- subcc %o2, 1, %o2 /* IEU1 Group */
- be,pn %XCC, 3b /* CTI */
-
- lduba [%o0] ASI_PNF, %o3 /* Load */
- andcc %o0, 7, %g0 /* IEU1 Group */
- be,pn %icc, 1b /* CTI */
- lduba [%o1] ASI_PNF, %o4 /* Load */
-
- add %o0, 1, %o0 /* IEU0 Group */
- ba,pt %xcc, 9b /* CTI */
- add %o1, 1, %o1 /* IEU1 */
-
- .align 16
-12: mov -1, %o0 /* IEU0 Group */
- cmp %o3, %o4 /* IEU1 */
- retl /* CTI+IEU1 Group */
- movgu %xcc, 1, %o0 /* Single Group */
-
- .align 16
- nop /* Stub */
-10: sllx %g1, 3, %g2 /* IEU0 Group */
- sub %o1, %g1, %o1 /* IEU1 */
- sub %g3, %g2, %g3 /* IEU0 Group */
-
- ldxa [%o0] ASI_PNF, %g5 /* Load */
- sub %o1, %o0, %o1 /* IEU1 */
- ldxa [%o0 + %o1] ASI_PNF, %g4 /* Load Group */
- add %o0, 8, %o0 /* IEU0 */
-
-11: sllx %g4, %g2, %o4 /* IEU0 Group */
- ldxa [%o0 + %o1] ASI_PNF, %g4 /* Load */
- srlx %g4, %g3, %o5 /* IEU0 Group */
- mov %g5, %o3 /* IEU1 */
-
- ldxa [%o0] ASI_PNF, %g5 /* Load */
- subcc %o2, 8, %o2 /* IEU1 Group */
- bcs,pn %XCC, 6b /* CTI */
- or %o4, %o5, %o4 /* IEU0 */
-
- cmp %o3, %o4 /* IEU1 Group */
- be,pt %xcc, 11b /* CTI */
- add %o0, 8, %o0 /* IEU0 */
- mov -1, %o0 /* IEU0 */
-
- retl /* CTI+IEU1 Group */
- movgu %xcc, 1, %o0 /* Single Group */
-END(memcmp)
-
-#undef bcmp
-weak_alias (memcmp, bcmp)
-libc_hidden_builtin_def (memcmp)