diff options
Diffstat (limited to 'sysdeps/s390/memcmp.S')
-rw-r--r-- | sysdeps/s390/memcmp.S | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/sysdeps/s390/memcmp.S b/sysdeps/s390/memcmp.S deleted file mode 100644 index 751293a99e..0000000000 --- a/sysdeps/s390/memcmp.S +++ /dev/null @@ -1,96 +0,0 @@ -/* memcmp - compare two memory blocks. 31/64 bit S/390 version. - Copyright (C) 2012-2018 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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-syntax.h" - -/* INPUT PARAMETERS - %r2 = address of first memory area - %r3 = address of second memory area - %r4 = number of bytes to compare. */ - - .text -#if defined __s390x__ -# define LTGR ltgr -# define AGHI aghi -# define BRCTG brctg -#else -# define LTGR ltr -# define AGHI ahi -# define BRCTG brct -#endif /* ! defined __s390x__ */ - -#ifdef USE_MULTIARCH -ENTRY(__memcmp_default) -#else -ENTRY(memcmp) -#endif -#if defined __s390x__ - .machine "z900" -#else - .machine "g5" - basr %r5,0 -.L_Z900_G5_16: -# define Z900_G5_EX_D .L_Z900_G5_15-.L_Z900_G5_16 -#endif /* ! defined __s390x__ */ - LTGR %r4,%r4 - je .L_Z900_G5_4 - AGHI %r4,-1 -#if defined __s390x__ - srlg %r1,%r4,8 - larl %r5,.L_Z900_G5_15 -# define Z900_G5_EX_D 0 -#else - lr %r1,%r4 - srl %r1,8 -#endif /* ! defined __s390x__ */ - LTGR %r1,%r1 - jne .L_Z900_G5_12 -.L_Z900_G5_3: - ex %r4,Z900_G5_EX_D(%r5) -.L_Z900_G5_4: - ipm %r2 -#if defined __s390x__ - sllg %r2,%r2,34 - srag %r2,%r2,62 -#else - sll %r2,2 - sra %r2,30 -#endif /* ! defined __s390x__ */ - br %r14 -.L_Z900_G5_12: - clc 0(256,%r3),0(%r2) - jne .L_Z900_G5_4 - la %r3,256(%r3) - la %r2,256(%r2) - BRCTG %r1,.L_Z900_G5_12 - j .L_Z900_G5_3 -.L_Z900_G5_15: - clc 0(1,%r3),0(%r2) -#ifdef USE_MULTIARCH -END(__memcmp_default) -#else -END(memcmp) -libc_hidden_builtin_def (memcmp) -weak_alias (memcmp, bcmp) -#endif - -#undef LTGR -#undef AGHI -#undef BRCTG |