mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-02 17:50:20 +00:00
844a34a2ae
2003-12-05 Martin Schwidefsky <schwidefsky@de.ibm.com> * sysdeps/s390/s390-32/elf/setjmp.S (setjmp, __setjmp): Add END statements. * sysdeps/s390/s390-64/elf/setjmp.S (setjmp, __setjmp): Likewise. * sysdeps/s390/s390-32/sysdep.h (ENTRY): Add cfi_startproc directive. (END): Add cfi_endproc directive. * sysdeps/s390/s390-64/sysdep.h (ENTRY, END): Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/socket.S (__socket): Remove cfi_startproc and cfi_endproc directive. * sysdeps/unix/sysv/linux/s390/s390-64/socket.S (__socket): Likewise. * sysdeps/s390/s390-32/addmul_1.S (__mpn_addmul_1): Add CFI directives. * sysdeps/s390/s390-32/add_n.S (__mpn_add_n): Likewise. * sysdeps/s390/s390-64/add_n.S (__mpn_add_n): Likewise. * sysdeps/s390/s390-32/dl-machine.h (ELF_MACHINE_RUNTIME_TRAMPOLINE): Likewise. * sysdeps/s390/s390-64/dl-machine.h (ELF_MACHINE_RUNTIME_TRAMPOLINE): Likewise. * sysdeps/s390/s390-32/mul_1.S (__mpn_mul_1): Likewise. * sysdeps/s390/s390-32/sub_n.S (__mpn_sub_n): Likewise. * sysdeps/s390/s390-64/sub_n.S (__mpn_sub_n): Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/mmap64.S (__mmap64): Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/mmap.S (__mmap): Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/mmap.S (__mmap): Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/syscall.S (syscall): Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/syscall.S (syscall): Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S (__syscall_error): Likewise. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S (__syscall_error): Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/clone.S (__clone): Add CFI directives. Move thread_start out of ENTRY/PSEUDO_END block to make backchain terminate. * sysdeps/unix/sysv/linux/s390/s390-64/clone.S (__clone): Likewise. * sysdeps/s390/s390-32/backtrace.c (trace_arg): New structure. (unwind_backtrace, unwind_getip): New variables. (init, __backchain_backtrace, backtrace_helper): New functions. (__backtrace): Use unwind info for backtrace instead of backchain walking if the unwind functions can be found. * sysdeps/s390/s390-64/backtrace.c: Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/posix_fadvise64.c: New file. * sysdeps/unix/sysv/linux/s390/sys/procfs.h (ELF_NGREG32): New #define. (elf_greg_t32, elf_gregset_t32, elf_fpregset_t32): New types. (elf_prstatus32, elf_prpsinfo32): New structures. (prgregset32_t, prfpregset32_t, prstatus32_t, prpsinfo32_t): New types. * scripts/data/c++-types-s390-linux-gnu.data: New file. * scripts/data/c++-types-s390x-linux-gnu.data: New file.
80 lines
2.8 KiB
ArmAsm
80 lines
2.8 KiB
ArmAsm
/* Wrapper around mmap system call. 64 bit S/390 version.
|
|
Copyright (C) 2001 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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#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)
|