diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/s390/s390-64/mmap.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/s390-64/mmap.S | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/mmap.S b/sysdeps/unix/sysv/linux/s390/s390-64/mmap.S deleted file mode 100644 index 60fab732ef..0000000000 --- a/sysdeps/unix/sysv/linux/s390/s390-64/mmap.S +++ /dev/null @@ -1,78 +0,0 @@ -/* Wrapper around mmap system call. 64 bit S/390 version. - Copyright (C) 2001-2016 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). - 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> - -#define EINVAL 22 - - .text - -ENTRY(__mmap) - /* Save registers and setup stack frame. */ - stmg %r6,%r15,48(%r15) - cfi_offset (%r15,-40) - cfi_offset (%r14,-48) - cfi_offset (%r13,-56) - cfi_offset (%r12,-64) - cfi_offset (%r11,-72) - cfi_offset (%r10,-80) - cfi_offset (%r9,-88) - cfi_offset (%r8,-96) - cfi_offset (%r7,-104) - cfi_offset (%r6,-112) - lgr %r1,%r15 - lg %r0,8(%r15) /* Load eos. */ - aghi %r15,-208 /* Buy stack space. */ - cfi_adjust_cfa_offset (208) - stg %r1,0(%r15) /* Store back chain. */ - stg %r0,8(%r15) /* Store eos. */ - - /* Store parameters on stack, because old_mmap - takes only one parameter: a pointer to the parameter area. */ - mvc 200(8,%r15),368(%r15) /* Move 'offset'. */ - lgfr %r6,%r6 - stg %r6,192(%r15) /* Store 'fd'. */ - lgfr %r5,%r5 - stg %r5,184(%r15) /* Store 'flags'. */ - lgfr %r4,%r4 - stg %r4,176(%r15) /* Store 'prot'. */ - stg %r3,168(%r15) /* Store 'length'. */ - stg %r2,160(%r15) /* Store 'start'. */ - - la %r2,160(%r15) /* Load address of parameter list. */ - /* Do the system call trap. */ - svc SYS_ify(mmap) - - lg %r15,0(%r15) /* Load back chain. */ - cfi_adjust_cfa_offset (-208) - lmg %r6,%r15,48(%r15) /* Load registers. */ - - /* Check gpr 2 for error. */ - lghi %r0,-4096 - clgr %r2,%r0 - jgnl SYSCALL_ERROR_LABEL - - /* Successful; return the syscall's value. */ - br %r14 - -PSEUDO_END (__mmap) - -weak_alias (__mmap, mmap) -weak_alias (__mmap, mmap64) -weak_alias (__mmap, __mmap64) |