summaryrefslogtreecommitdiff
path: root/sysdeps/s390/s390-64
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2001-03-16 09:57:45 +0000
committerUlrich Drepper <drepper@redhat.com>2001-03-16 09:57:45 +0000
commitffeac41785dc86f48b0241af27f0bcf6d8307bf5 (patch)
tree325fc8bb856fcc7eff5cb5550b02c12bdf5daae1 /sysdeps/s390/s390-64
parent136d43328bda928a17fc5fc3dcf1fd6bf6f1898f (diff)
Update.
2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * sysdeps/unix/sysv/linux/s390/Dist: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/Dist: ...here. * sysdeps/unix/sysv/linux/s390/Makefile: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/Makefile: ...here. * sysdeps/unix/sysv/linux/s390/Versions: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/Versions: ...here. * sysdeps/unix/sysv/linux/s390/alphasort64.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/alphasort64.c: ...here. * sysdeps/unix/sysv/linux/s390/bits/fcntl.h: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/bits/fcntl.h: ...here. * sysdeps/unix/sysv/linux/s390/bits/mman.h: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/bits/mman.h: ...here. * sysdeps/unix/sysv/linux/s390/bits/resource.h: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/bits/resource.h: ...here. * sysdeps/unix/sysv/linux/s390/bits/stat.h: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/bits/stat.h: ...here. * sysdeps/unix/sysv/linux/s390/chown.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/chown.c: ...here. * sysdeps/unix/sysv/linux/s390/clone.S: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/clone.S: ...here. * sysdeps/unix/sysv/linux/s390/fchown.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/fchown.c: ...here. * sysdeps/unix/sysv/linux/s390/fcntl.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/fcntl.c: ...here. * sysdeps/unix/sysv/linux/s390/fxstat.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/fxstat.c: ...here. * sysdeps/unix/sysv/linux/s390/getdents64.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/getdents64.c: ...here. * sysdeps/unix/sysv/linux/s390/getegid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/getegid.c: ...here. * sysdeps/unix/sysv/linux/s390/geteuid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/geteuid.c: ...here. * sysdeps/unix/sysv/linux/s390/getgid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/getgid.c: ...here. * sysdeps/unix/sysv/linux/s390/getgroups.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/getgroups.c: ...here. * sysdeps/unix/sysv/linux/s390/getresgid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/getresgid.c: ...here. * sysdeps/unix/sysv/linux/s390/getresuid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/getresuid.c: ...here. * sysdeps/unix/sysv/linux/s390/getrlimit.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/getrlimit.c: ...here. * sysdeps/unix/sysv/linux/s390/getrlimit64.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/getrlimit64.c: ...here. * sysdeps/unix/sysv/linux/s390/getuid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/getuid.c: ...here. * sysdeps/unix/sysv/linux/s390/lchown.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/lchown.c: ...here. * sysdeps/unix/sysv/linux/s390/lockf64.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/lockf64.c: ...here. * sysdeps/unix/sysv/linux/s390/lxstat.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/lxstat.c: ...here. * sysdeps/unix/sysv/linux/s390/mmap.S: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/mmap.S: ...here. * sysdeps/unix/sysv/linux/s390/mmap64.S: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/mmap64.S: ...here. * sysdeps/unix/sysv/linux/s390/msgctl.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/msgctl.c: ...here. * sysdeps/unix/sysv/linux/s390/oldgetrlimit64.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/oldgetrlimit64.c: ...here. * sysdeps/unix/sysv/linux/s390/readdir64.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/readdir64.c: ...here. * sysdeps/unix/sysv/linux/s390/readdir64_r.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/readdir64_r.c: ...here. * sysdeps/unix/sysv/linux/s390/register-dump.h: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/register-dump.h: ...here. * sysdeps/unix/sysv/linux/s390/scandir64.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/scandir64.c: ...here. * sysdeps/unix/sysv/linux/s390/semctl.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/semctl.c: ...here. * sysdeps/unix/sysv/linux/s390/setegid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setegid.c: ...here. * sysdeps/unix/sysv/linux/s390/seteuid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/seteuid.c: ...here. * sysdeps/unix/sysv/linux/s390/setfsgid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setfsgid.c: ...here. * sysdeps/unix/sysv/linux/s390/setfsuid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setfsuid.c: ...here. * sysdeps/unix/sysv/linux/s390/setgid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setgid.c: ...here. * sysdeps/unix/sysv/linux/s390/setgroups.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setgroups.c: ...here. * sysdeps/unix/sysv/linux/s390/setregid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setregid.c: ...here. * sysdeps/unix/sysv/linux/s390/setresgid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setresgid.c: ...here. * sysdeps/unix/sysv/linux/s390/setresuid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setresuid.c: ...here. * sysdeps/unix/sysv/linux/s390/setreuid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setreuid.c: ...here. * sysdeps/unix/sysv/linux/s390/setrlimit.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setrlimit.c: ...here. * sysdeps/unix/sysv/linux/s390/setuid.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/setuid.c: ...here. * sysdeps/unix/sysv/linux/s390/shmctl.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/shmctl.c: ...here. * sysdeps/unix/sysv/linux/s390/socket.S: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/socket.S: ...here. * sysdeps/unix/sysv/linux/s390/sys/procfs.h: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/sys/procfs.h: ...here. * sysdeps/unix/sysv/linux/s390/sys/ucontext.h: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/sys/ucontext.h: ...here. * sysdeps/unix/sysv/linux/s390/syscall.S: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/syscall.S: ...here. * sysdeps/unix/sysv/linux/s390/syscalls.list: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/syscalls.list: ...here. * sysdeps/unix/sysv/linux/s390/sysdep.S: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S: ...here. * sysdeps/unix/sysv/linux/s390/sysdep.h: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h: ...here. * sysdeps/unix/sysv/linux/s390/versionsort64.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/versionsort64.c: ...here. * sysdeps/unix/sysv/linux/s390/xstat.c: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/xstat.c: ...here. 2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * sysdeps/unix/sysv/linux/s390/s390-64/Dist: New file. * sysdeps/unix/sysv/linux/s390/s390-64/Makefile: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/elfclass.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/fcntl.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/ipc.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/mman.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/msq.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/resource.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/sem.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/shm.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/sigaction.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/siginfo.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/sigstack.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/stat.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/bits/types.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/clone.S: New file. * sysdeps/unix/sysv/linux/s390/s390-64/fstatfs64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/ftruncate64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/fxstat.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/fxstat64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/getdents.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/getdents64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/getrlimit64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/glob.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/glob64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/kernel_stat.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/lxstat.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/lxstat64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/mmap.S: New file. * sysdeps/unix/sysv/linux/s390/s390-64/mmap64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/pread64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/pwrite64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/readdir.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/readdir64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/readdir64_r.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/readdir_r.c : New file. * sysdeps/unix/sysv/linux/s390/s390-64/register-dump.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/setrlimit64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/sigpending.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/sigprocmask.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/sigsuspend.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/socket.S: New file. * sysdeps/unix/sysv/linux/s390/s390-64/statfs64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/sys/procfs.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/sys/ucontext.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/syscall.S: New file. * sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list: New file. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S: New file. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/truncate64.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/xstat.c: New file. * sysdeps/unix/sysv/linux/s390/s390-64/xstat64.c: New file. 2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * sysdeps/s390/Dist: Move to... * sysdeps/s390/390-32/Dist: ...here. * sysdeps/s390/Implies: Move to... * sysdeps/s390/s390-32/Implies: ...here. * sysdeps/s390/Makefile: Move to... * sysdeps/s390/s390-32/Makefile: ...here. * sysdeps/s390/Versions: Move to... * sysdeps/s390-32/s390/Versions: ...here. * sysdeps/s390/add_n.S: Move to... * sysdeps/s390/s390-32/add_n.S: ...here. * sysdeps/s390/addmul_1.S: Move to... * sysdeps/s390/s390-32/addmul_1.S: ...here. * sysdeps/s390/atomicity.h: Move to... * sysdeps/s390/s390-32/atomicity.h: ...here. * sysdeps/s390/backtrace.c: Move to... * sysdeps/s390/s390-32/backtrace.c: ...here. * sysdeps/s390/bcopy.S: Move to... * sysdeps/s390/s390-32/bcopy.S: ...here. * sysdeps/s390/bits/byteswap.h: Move to... * sysdeps/s390/s390-32/bits/byteswap.h: ...here. * sysdeps/s390/bits/huge_val.h: Move to... * sysdeps/s390/s390-32/bits/huge_val.h: ...here. * sysdeps/s390/bsd-_setjmp.S: Move to... * sysdeps/s390/s390-32/bsd-_setjmp.S: ...here. * sysdeps/s390/bsd-setjmp.S: Move to... * sysdeps/s390/s390-32/bsd-setjmp.S: ...here. * sysdeps/s390/bzero.S: Move to... * sysdeps/s390/s390-32/bzero.S: ...here. * sysdeps/s390/elf/bsd-_setjmp.S: Move to... * sysdeps/s390/s390-32/elf/bsd-_setjmp.S: ...here. * sysdeps/s390/elf/bsd-setjmp.S: Move to... * sysdeps/s390/s390-32/elf/bsd-setjmp.S: ...here. * sysdeps/s390/elf/start.S: Move to... * sysdeps/s390/s390-32/elf/start.S: ...here. * sysdeps/s390/ffs.c: Move to... * sysdeps/s390/s390-32/ffs.c: ...here. * sysdeps/s390/memchr.S: Move to... * sysdeps/s390/s390-32/memchr.S: ...here. * sysdeps/s390/memcpy.S: Move to... * sysdeps/s390/s390-32/memcpy.S: ...here. * sysdeps/s390/memset.S: Move to... * sysdeps/s390/s390-32/memset.S: ...here. * sysdeps/s390/mul_1.S: Move to... * sysdeps/s390/s390-32/mul_1.S: ...here. * sysdeps/s390/s390-mcount.S: Move to... * sysdeps/s390/s390-32/s390-mcount.S: ...here. * sysdeps/s390/strcpy.S: Move to... * sysdeps/s390/s390-32/strcpy.S: ...here. * sysdeps/s390/strncpy.S: Move to... * sysdeps/s390/s390-32/strncpy.S: ...here. * sysdeps/s390/sub_n.S: Move to... * sysdeps/s390/s390-32/sub_n.S: ...here. 2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * sysdeps/s390/s390-64/Dist: New file. * sysdeps/s390/s390-64/Implies: New file. * sysdeps/s390/s390-64/Makefile: New file. * sysdeps/s390/s390-64/__longjmp.c: New file. * sysdeps/s390/s390-64/add_n.S: New file. * sysdeps/s390/s390-64/atomicity.h: New file. * sysdeps/s390/s390-64/backtrace.c: New file. * sysdeps/s390/s390-64/bcopy.S: New file. * sysdeps/s390/s390-64/bits/byteswap.h: New file. * sysdeps/s390/s390-64/bits/huge_val.h: New file. * sysdeps/s390/s390-64/bits/setjmp.h: New file. * sysdeps/s390/s390-64/bits/string.h: New file. * sysdeps/s390/s390-64/bsd-_setjmp.S: New file. * sysdeps/s390/s390-64/bsd-setjmp.S: New file. * sysdeps/s390/s390-64/bzero.S: New file. * sysdeps/s390/s390-64/dl-machine.h: New file. * sysdeps/s390/s390-64/elf/bsd-_setjmp.S: New file. * sysdeps/s390/s390-64/elf/bsd-setjmp.S: New file. * sysdeps/s390/s390-64/elf/setjmp.S: New file. * sysdeps/s390/s390-64/elf/start.S: New file. * sysdeps/s390/s390-64/ffs.c: New file. * sysdeps/s390/s390-64/initfini.c: New file. * sysdeps/s390/s390-64/memchr.S: New file. * sysdeps/s390/s390-64/memcpy.S: New file. * sysdeps/s390/s390-64/memset.S: New file. * sysdeps/s390/s390-64/s390x-mcount.S: New file. * sysdeps/s390/s390-64/setjmp.S: New file. * sysdeps/s390/s390-64/strcpy.S: New file. * sysdeps/s390/s390-64/strncpy.S: New file. * sysdeps/s390/s390-64/sub_n.S: New file. * sysdeps/s390/s390-64/sysdep.h: New file. 2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * scripts/config.guess: Add support for Linux on 64 bit S/390. * scripts/config.sub: Likewise. 2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * configure.in: Add support for 64 bit S/390. * elf/elf.h: Add new relocations for 64 bit S/390. * shlib-versions: Add rules for Linux on 64 bit S/390. 2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * sysdeps/s390/__longjmp.c: Move to... * sysdeps/s390/s390-32/__longjmp.c: ...here. Add code to load the floating point registers that should be saved according to the ABI. * sysdeps/s390/bits/setjmp.h: Move to... * sysdeps/s390/s390-32/bits/setjmp.h: ...here. Avoid the use of long long in the __jmp_buf type definition. * sysdeps/s390/bits/string.h: Move to... * sysdeps/s390/s390-32/bits/string.h: ...here. Add several missing #ifndef _FORCE_INLINES. * sysdeps/s390/dl-machine.h: Move to... * sysdeps/s390/s390-32/dl-machine.h: ...here. Add a check for the executables EI_CLASS in elf_machine_matches_host. * sysdeps/s390/elf/setjmp.S: Move to... * sysdeps/s390/s390-32/elf/setjmp.S: ...here. Replace branches to globally defined symbol __sigsetjmp by branches to a local label (this avoids the generation of a R_390_PC16DBL relocation in -fpic code). * sysdeps/s390/gmp-mparam.h: Use defines from <bits/wordsize.h> to calculate BITS_PER_MP_LIMB, BYTES_PER_MP_LIMB and BITS_PER_LONGINT. * sysdeps/s390/initfini.c: Move to... * sysdeps/s390/s390-32/initfini.c: ...here. Replace ALIGN with ".align 4,0x07". * sysdeps/s390/setjmp.S: Move to... * sysdeps/s390/s390-32/setjmp.S: ...here. Add code to store the floating point registers that should be saved according to the ABI. * sysdeps/s390/sys/ucontext.h: Remove since it is unused. * sysdeps/unix/sysv/linux/s390/sysdep.h: Move to... * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h: ...here. Include sysdeps/s390/s390-32/sysdep.h instead of sysdeps/s390/sysdep.h. 2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * configure.in: Change machine=s390 to machine=s390/s390-32. * elf/elf.h: Correct comment for R_390_PLT16DBL.
Diffstat (limited to 'sysdeps/s390/s390-64')
-rw-r--r--sysdeps/s390/s390-64/Dist3
-rw-r--r--sysdeps/s390/s390-64/Implies4
-rw-r--r--sysdeps/s390/s390-64/Makefile11
-rw-r--r--sysdeps/s390/s390-64/__longjmp.c46
-rw-r--r--sysdeps/s390/s390-64/add_n.S63
-rw-r--r--sysdeps/s390/s390-64/atomicity.h76
-rw-r--r--sysdeps/s390/s390-64/backtrace.c81
-rw-r--r--sysdeps/s390/s390-64/bcopy.S61
-rw-r--r--sysdeps/s390/s390-64/bits/byteswap.h93
-rw-r--r--sysdeps/s390/s390-64/bits/huge_val.h69
-rw-r--r--sysdeps/s390/s390-64/bits/setjmp.h53
-rw-r--r--sysdeps/s390/s390-64/bits/string.h153
-rw-r--r--sysdeps/s390/s390-64/bsd-_setjmp.S35
-rw-r--r--sysdeps/s390/s390-64/bsd-setjmp.S34
-rw-r--r--sysdeps/s390/s390-64/bzero.S42
-rw-r--r--sysdeps/s390/s390-64/dl-machine.h434
-rw-r--r--sysdeps/s390/s390-64/elf/bsd-_setjmp.S1
-rw-r--r--sysdeps/s390/s390-64/elf/bsd-setjmp.S1
-rw-r--r--sysdeps/s390/s390-64/elf/setjmp.S53
-rw-r--r--sysdeps/s390/s390-64/elf/start.S84
-rw-r--r--sysdeps/s390/s390-64/ffs.c68
-rw-r--r--sysdeps/s390/s390-64/initfini.c136
-rw-r--r--sysdeps/s390/s390-64/memchr.S40
-rw-r--r--sysdeps/s390/s390-64/memcpy.S41
-rw-r--r--sysdeps/s390/s390-64/memset.S43
-rw-r--r--sysdeps/s390/s390-64/s390x-mcount.S72
-rw-r--r--sysdeps/s390/s390-64/setjmp.S43
-rw-r--r--sysdeps/s390/s390-64/strcpy.S35
-rw-r--r--sysdeps/s390/s390-64/strncpy.S90
-rw-r--r--sysdeps/s390/s390-64/sub_n.S60
-rw-r--r--sysdeps/s390/s390-64/sysdep.h112
31 files changed, 2137 insertions, 0 deletions
diff --git a/sysdeps/s390/s390-64/Dist b/sysdeps/s390/s390-64/Dist
new file mode 100644
index 0000000000..f25a6dc50c
--- /dev/null
+++ b/sysdeps/s390/s390-64/Dist
@@ -0,0 +1,3 @@
+s390x-mcount.S
+machine-gmon.h
+fpu/fenv_libc.h
diff --git a/sysdeps/s390/s390-64/Implies b/sysdeps/s390/s390-64/Implies
new file mode 100644
index 0000000000..b3f92020c5
--- /dev/null
+++ b/sysdeps/s390/s390-64/Implies
@@ -0,0 +1,4 @@
+wordsize-64
+ieee754
+ieee754/dbl-64
+ieee754/flt-32
diff --git a/sysdeps/s390/s390-64/Makefile b/sysdeps/s390/s390-64/Makefile
new file mode 100644
index 0000000000..179c122de7
--- /dev/null
+++ b/sysdeps/s390/s390-64/Makefile
@@ -0,0 +1,11 @@
+pic-ccflag = -fPIC
+
+ifeq ($(subdir),gmon)
+sysdep_routines += s390x-mcount
+endif
+
+ifeq ($(subdir),elf)
+CFLAGS-rtld.c += -Wno-uninitialized -Wno-unused
+CFLAGS-dl-load.c += -Wno-unused
+CFLAGS-dl-reloc.c += -Wno-unused
+endif
diff --git a/sysdeps/s390/s390-64/__longjmp.c b/sysdeps/s390/s390-64/__longjmp.c
new file mode 100644
index 0000000000..d194024dde
--- /dev/null
+++ b/sysdeps/s390/s390-64/__longjmp.c
@@ -0,0 +1,46 @@
+/* Copyright (C) 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <sysdep.h>
+#include <setjmp.h>
+#include <bits/setjmp.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+/* Jump to the position specified by ENV, causing the
+ setjmp call there to return VAL, or 1 if VAL is 0. */
+void
+__longjmp (__jmp_buf env, int val)
+{
+ /* Restore registers and jump back. */
+ asm volatile ("lgr %%r2,%0\n\t" /* Put val in grp 2. */
+ "ld %%f7,104(%1)\n\t"
+ "ld %%f5,96(%1)\n\t"
+ "ld %%f3,88(%1)\n\t"
+ "ld %%f1,80(%1)\n\t"
+ "lmg %%r6,%%r15,0(%1)\n\t"
+ "br %%r14"
+ : : "r" (val == 0 ? 1 : val),
+ "a" (env) : "2" );
+
+ /* Avoid `volatile function does return' warnings. */
+ for (;;);
+}
+
diff --git a/sysdeps/s390/s390-64/add_n.S b/sysdeps/s390/s390-64/add_n.S
new file mode 100644
index 0000000000..734b7736e5
--- /dev/null
+++ b/sysdeps/s390/s390-64/add_n.S
@@ -0,0 +1,63 @@
+/* Add two limb vectors of the same length > 0 and store sum in a third
+ limb vector.
+ Copyright (C) 2001 Free Software Foundation, Inc.
+ Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
+ This file is part of the GNU MP Library.
+
+ The GNU MP Library is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Library General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or (at your
+ option) any later version.
+
+ The GNU MP 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 Library General Public
+ License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA. */
+
+/*
+ INPUT PARAMETERS
+ res_ptr %r2
+ s1_ptr %r3
+ s2_ptr %r4
+ size %r5
+*/
+
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+ .text
+ENTRY(__mpn_add_n)
+ stg %r6,48(%r15) # save register 6
+ slgr %r1,%r1
+ lghi %r0,1 # cannot use ahi to add carry, use alr
+.L0: lg %r6,0(%r1,%r3) # .L0 -> no carry from last add
+ alg %r6,0(%r1,%r4)
+ stg %r6,0(%r1,%r2)
+ la %r1,8(%r1)
+ brc 3,.L3
+.L1: brct %r5,.L0
+ slgr %r2,%r2 # no last carry to return
+ j .Lexit
+.L2: lg %r6,0(%r1,%r3) # .L2 -> carry from last add
+ alg %r6,0(%r1,%r4)
+ brc 3,.L4
+ algr %r6,%r0 # no carry yet, add carry from last add
+ stg %r6,0(%r1,%r2)
+ la %r1,8(%r1)
+ brc 12,.L1 # new carry ?
+.L3: brct %r5,.L2
+ lgr %r2,%r0 # return last carry
+ j .Lexit
+.L4: algr %r6,%r0 # already a carry, add carry from last add
+ stg %r6,0(%r1,%r2)
+ la %r1,8(%r1)
+ brct %r5,.L2
+ lgr %r2,%r0 # return last carry
+.Lexit: lg %r6,48(%r15) # restore register 6
+ br %r14
+END(__mpn_add_n)
diff --git a/sysdeps/s390/s390-64/atomicity.h b/sysdeps/s390/s390-64/atomicity.h
new file mode 100644
index 0000000000..039496e905
--- /dev/null
+++ b/sysdeps/s390/s390-64/atomicity.h
@@ -0,0 +1,76 @@
+/* Low-level functions for atomic operations. 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _ATOMICITY_H
+#define _ATOMICITY_H 1
+
+#include <inttypes.h>
+
+static inline int
+__attribute__ ((unused))
+exchange_and_add (volatile uint32_t *mem, int val)
+{
+ int result;
+ __asm__ __volatile__(
+ " L %0,%2\n"
+ " LA 2,%1\n"
+ "0: LR 0,%0\n"
+ " AR 0,%3\n"
+ " CS %0,0,0(2)\n"
+ " JL 0b"
+ : "=&d" (result), "=m" (*mem)
+ : "1" (*mem), "d" (val) : "0", "1", "2" );
+ return result;
+}
+
+static inline void
+__attribute__ ((unused))
+atomic_add (volatile uint32_t *mem, int val)
+{
+ __asm__ __volatile__(
+ " LA 2,%0\n"
+ "0: L 0,%1\n"
+ " LR 1,0\n"
+ " AR 1,%2\n"
+ " CS 0,1,0(2)\n"
+ " JL 0b"
+ : "=m" (*mem) : "0" (*mem), "d" (val) : "0", "1", "2" );
+}
+
+static inline int
+__attribute__ ((unused))
+compare_and_swap (volatile long int *p, long int oldval, long int newval)
+{
+ int retval;
+
+ __asm__ __volatile__(
+ " la 1,%1\n"
+ " lgr 0,%2\n"
+ " csg 0,%3,0(1)\n"
+ " ipm %0\n"
+ " srl %0,28\n"
+ "0:"
+ : "=&r" (retval), "+m" (*p)
+ : "d" (oldval) , "d" (newval)
+ : "memory", "0", "1", "cc");
+ return !retval;
+}
+
+#endif /* atomicity.h */
diff --git a/sysdeps/s390/s390-64/backtrace.c b/sysdeps/s390/s390-64/backtrace.c
new file mode 100644
index 0000000000..15ab214875
--- /dev/null
+++ b/sysdeps/s390/s390-64/backtrace.c
@@ -0,0 +1,81 @@
+/* Return backtrace of current program state. 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <execinfo.h>
+#include <stddef.h>
+
+
+/* This is a global variable set at program start time. It marks the
+ highest used stack address. */
+extern void *__libc_stack_end;
+
+
+/* This is the stack layout we see for every non-leaf function.
+ size offset
+ %r15 -> +------------------+
+ 8 | back chain | 0
+ 8 | end of stack | 8
+ 32 | scratch | 16
+ 80 | save area r6-r15 | 48
+ 16 | save area f4,f6 | 128
+ 16 | empty | 144
+ +------------------+
+ r14 in the save area holds the return address.
+*/
+
+struct layout
+{
+ long back_chain;
+ long end_of_stack;
+ long scratch[4];
+ long save_grps[10];
+ long save_fp[2];
+ long empty[2];
+};
+
+int
+__backtrace (array, size)
+ void **array;
+ int size;
+{
+ /* We assume that all the code is generated with frame pointers set. */
+ struct layout *stack;
+ int cnt = 0;
+
+ asm ("LGR %0,%%r15" : "=d" (stack) );
+ /* We skip the call to this function, it makes no sense to record it. */
+ stack = (struct layout *) stack->back_chain;
+ while (cnt < size)
+ {
+ if (stack == NULL || (void *) stack > __libc_stack_end)
+ /* This means the address is out of range. Note that for the
+ toplevel we see a frame pointer with value NULL which clearly is
+ out of range. */
+ break;
+
+ array[cnt++] = stack->save_grps[9];
+
+ stack = (struct layout *) stack->back_chain;
+ }
+
+ return cnt;
+}
+weak_alias (__backtrace, backtrace)
+
diff --git a/sysdeps/s390/s390-64/bcopy.S b/sysdeps/s390/s390-64/bcopy.S
new file mode 100644
index 0000000000..5cb02b3162
--- /dev/null
+++ b/sysdeps/s390/s390-64/bcopy.S
@@ -0,0 +1,61 @@
+/* bcopy -- copy a block from source to destination. 64 bit S/390 version.
+ This file is part of the GNU C Library.
+ Copyright (C) 2001 Free Software Foundation, Inc.
+ Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
+
+ The GNU C Library is free software ; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation ; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* INPUT PARAMETERS
+ %r2 = address of source
+ %r3 = address of destination
+ %r4 = number of bytes to copy. */
+
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+ .text
+ENTRY(__bcopy)
+ clgr %r2,%r3 # check against destructive overlap
+ jnl .L0
+ lgr %r1,%r2
+ algr %r1,%r4
+ clgr %r1,%r3
+ jh .L2
+.L0:
+ lgr %r5,%r4 # source length
+ lgr %r4,%r2 # source address
+ sgr %r1,%r1 # set pad byte to zero
+ lgr %r2,%r3 # set destination
+ lgr %r3,%r5 # destination length = source length
+.L1: mvcle %r2,%r4,0(%r1) # thats it, MVCLE is your friend
+ jo .L1
+ br %r14
+.L2: # destructive overlay, can not use mvcle
+ lgr %r1,%r2 # bcopy is called with source,dest
+ lgr %r2,%r3 # memmove with dest,source! Oh, well...
+ lgr %r3,%r1
+#ifdef PIC
+ jg memmove@PLT
+#else
+ jg memmove
+#endif
+
+END(__bcopy)
+
+#ifndef NO_WEAK_ALIAS
+weak_alias (__bcopy, bcopy)
+#endif
+
diff --git a/sysdeps/s390/s390-64/bits/byteswap.h b/sysdeps/s390/s390-64/bits/byteswap.h
new file mode 100644
index 0000000000..71b33f0d85
--- /dev/null
+++ b/sysdeps/s390/s390-64/bits/byteswap.h
@@ -0,0 +1,93 @@
+/* Macros to swap the order of bytes in integer values. 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#if !defined _BYTESWAP_H && !defined _NETINET_IN_H
+# error "Never use <bits/byteswap.h> directly; include <byteswap.h> instead."
+#endif
+
+#define __bswap_constant_16(x) \
+ ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
+
+/* Swap bytes in 16 bit value. */
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_16(x) \
+ (__extension__ \
+ ({ unsigned short int __v; \
+ if (__builtin_constant_p (x)) \
+ __v = __bswap_constant_16 (x); \
+ else { \
+ unsigned short int __tmp = (unsigned short int) (x); \
+ __asm__ __volatile__ ( \
+ "lrvh %0,%1" \
+ : "=&d" (__v) : "m" (__tmp) ); \
+ } \
+ __v; }))
+#else
+/* This is better than nothing. */
+#define __bswap_16(x) __bswap_constant_16 (x)
+#endif
+
+/* Swap bytes in 32 bit value. */
+#define __bswap_constant_32(x) \
+ ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \
+ (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24))
+
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_32(x) \
+ (__extension__ \
+ ({ unsigned int __v; \
+ if (__builtin_constant_p (x)) \
+ __v = __bswap_constant_32 (x); \
+ else { \
+ unsigned int __tmp = (unsigned int) (x); \
+ __asm__ __volatile__ ( \
+ "lrv %0,%1" \
+ : "=&d" (__v) : "m" (__tmp)); \
+ } \
+ __v; }))
+#else
+# define __bswap_32(x) __bswap_constant_32 (x)
+#endif
+
+/* Swap bytes in 64 bit value. */
+#define __bswap_constant_64(x) \
+ ((((x)&0xff00000000000000) >> 56) | (((x)&0x00ff000000000000) >> 40) | \
+ (((x)&0x0000ff0000000000) >> 24) | (((x)&0x000000ff00000000) >> 8) | \
+ (((x)&0x00000000ff000000) << 8) | (((x)&0x0000000000ff0000) << 24) | \
+ (((x)&0x000000000000ff00) << 40) | (((x)&0x00000000000000ff) << 56))
+
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_64(x) \
+ (__extension__ \
+ ({ unsigned long __w; \
+ if (__builtin_constant_p (x)) \
+ __w = __bswap_constant_64 (x); \
+ else { \
+ unsigned long __tmp = (unsigned long) (x); \
+ __asm__ __volatile__ ( \
+ "lrvg %0,%1" \
+ : "=&d" (__w) : "m" (__tmp)); \
+ } \
+ __w; }))
+#else
+# define __bswap_64(x) __bswap_constant_64 (x)
+#endif
+
+
diff --git a/sysdeps/s390/s390-64/bits/huge_val.h b/sysdeps/s390/s390-64/bits/huge_val.h
new file mode 100644
index 0000000000..f6fd431953
--- /dev/null
+++ b/sysdeps/s390/s390-64/bits/huge_val.h
@@ -0,0 +1,69 @@
+/* `HUGE_VAL' constants for 64 bit S/390 (where it is infinity).
+ Used by <stdlib.h> and <math.h> functions for overflow.
+ 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _MATH_H
+# error "Never use <bits/huge_val.h> directly; include <math.h> instead."
+#endif
+
+#include <features.h>
+
+/* IEEE positive infinity (-HUGE_VAL is negative infinity). */
+
+#if __GNUC_PREREQ(2,96)
+# define HUGE_VAL (__extension__ 0x1.0p2047)
+#else
+# define __HUGE_VAL_bytes { 0x7f, 0xf0, 0, 0, 0, 0, 0, 0 }
+
+# define __huge_val_t union { unsigned char __c[8]; double __d; }
+# ifdef __GNUC__
+# define HUGE_VAL (__extension__ \
+ ((__huge_val_t) { __c: __HUGE_VAL_bytes }).__d)
+# else /* Not GCC. */
+static __huge_val_t __huge_val = { __HUGE_VAL_bytes };
+# define HUGE_VAL (__huge_val.__d)
+# endif /* GCC. */
+#endif /* GCC 2.95 */
+
+
+/* ISO C 99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */
+
+#ifdef __USE_ISOC99
+
+# if __GNUC_PREREQ(2,96)
+# define HUGE_VALF (__extension__ 0x1.0p255f)
+# define HUGE_VALL (__extension__ 0x1.0p255f)
+# else
+# define __HUGE_VALF_bytes { 0x7f, 0x80, 0, 0 }
+# define __huge_valf_t union { unsigned char __c[4]; float __f; }
+# ifdef __GNUC__
+# define HUGE_VALF (__extension__ \
+ ((__huge_valf_t) { __c: __HUGE_VALF_bytes }).__f)
+# else /* Not GCC. */
+static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes };
+# define HUGE_VALF (__huge_valf.__f)
+# endif /* GCC. */
+
+/* On 390 there is no 'long double' format. Make it the same as 'double' */
+# define HUGE_VALL HUGE_VAL
+
+# endif /* GCC 2.95 */
+
+#endif /* __USE_ISOC99. */
diff --git a/sysdeps/s390/s390-64/bits/setjmp.h b/sysdeps/s390/s390-64/bits/setjmp.h
new file mode 100644
index 0000000000..d5c7d564e1
--- /dev/null
+++ b/sysdeps/s390/s390-64/bits/setjmp.h
@@ -0,0 +1,53 @@
+/* Copyright (C) 2001 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* Define the machine-dependent type `jmp_buf'. 64 bit S/390 version. */
+
+#ifndef __S390_SETJMP_H__
+#define __S390_SETJMP_H__
+
+#define __JB_GPR6 0
+#define __JB_GPR7 1
+#define __JB_GPR8 2
+#define __JB_GPR9 3
+#define __JB_GPR10 4
+#define __JB_GPR11 5
+#define __JB_GPR12 6
+#define __JB_GPR13 7
+#define __JB_GPR14 8
+#define __JB_GPR15 9
+
+#ifndef _ASM
+
+typedef struct {
+ /* We save registers 6-15. */
+ long int gregs[10];
+
+ /* We save fpu registers 4 and 6. */
+ long fpregs[8];
+} __jmp_buf[1];
+
+#endif
+
+/* Test if longjmp to JMPBUF would unwind the frame
+ containing a local variable at ADDRESS. */
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+ ((int) (address) < (jmpbuf)->gregs[__JB_GPR15])
+
+#endif /* __S390_SETJMP_H__ */
+
diff --git a/sysdeps/s390/s390-64/bits/string.h b/sysdeps/s390/s390-64/bits/string.h
new file mode 100644
index 0000000000..7acc2b128f
--- /dev/null
+++ b/sysdeps/s390/s390-64/bits/string.h
@@ -0,0 +1,153 @@
+/* Optimized, inlined string functions. 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _STRING_H
+# error "Never use <bits/string.h> directly; include <string.h> instead."
+#endif
+
+/* The s390 processors can access unaligned multi-byte variables. */
+#define _STRING_ARCH_unaligned 1
+
+/* We only provide optimizations if the user selects them and if
+ GNU CC is used. */
+#if !defined __NO_STRING_INLINES && defined __USE_STRING_INLINES \
+ && defined __GNUC__ && __GNUC__ >= 2
+
+#ifndef __STRING_INLINE
+# ifdef __cplusplus
+# define __STRING_INLINE inline
+# else
+# define __STRING_INLINE extern __inline
+# endif
+#endif
+
+#define _HAVE_STRING_ARCH_strlen 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE size_t
+strlen (__const char *__str)
+{
+ size_t __len;
+
+ __asm__ __volatile__ (" sgr 0,0\n"
+ " lgr %0,%1\n"
+ "0: srst 0,%0\n"
+ " jo 0b\n"
+ " lgr %0,0\n"
+ " sgr %0,%1"
+ : "=&a" (__len) : "a" (__str)
+ : "cc", "0" );
+ return __len;
+}
+#endif
+
+/* Copy SRC to DEST. */
+#define _HAVE_STRING_ARCH_strcpy 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE char *
+strcpy (char *__dest, __const char *__src)
+{
+ char *tmp = __dest;
+
+ __asm__ __volatile__ (" sgr 0,0\n"
+ "0: mvst %0,%1\n"
+ " jo 0b"
+ : "+&a" (__dest), "+&a" (__src) :
+ : "cc", "memory", "0" );
+ return tmp;
+}
+#endif
+
+#define _HAVE_STRING_ARCH_strncpy 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE char *
+strncpy (char *__dest, __const char *__src, size_t __n)
+{
+ char *tmp = __dest;
+
+ if (__n <= 0)
+ return tmp;
+ __asm__ __volatile (" slgr %0,%1\n"
+ "0: icm 0,1,0(%1)\n"
+ " stc 0,0(%0,%1)\n"
+ " jz 2f\n"
+ " la %1,1(%1)\n"
+ " brct %2,0b\n"
+ " j 3f\n"
+ "1: la %1,1(%1)\n"
+ " stc 0,0(%0,%1)\n"
+ "2: brct %2,1b\n"
+ "3:"
+ : "+&a" (__dest), "+&a" (__src), "+&d" (__n) :
+ : "cc", "memory", "0" );
+ return tmp;
+}
+#endif
+
+/* Append SRC onto DEST. */
+#define _HAVE_STRING_ARCH_strcat 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE char *
+strcat(char *__dest, const char *__src)
+{
+ char *tmp = __dest;
+
+ __asm__ __volatile__ (" sgr 0,0\n"
+ "0: srst 0,%0\n"
+ " jo 0b\n"
+ " lgr %0,0\n"
+ " sgr 0,0\n"
+ "1: mvst %0,%1\n"
+ " jo 1b"
+ : "+&a" (__dest), "+&a" (__src) :
+ : "cc", "memory", "0" );
+ return tmp;
+}
+#endif
+
+/* Append no more than N characters from SRC onto DEST. */
+#define _HAVE_STRING_ARCH_strncat 1
+#ifndef _FORCE_INLINES
+__STRING_INLINE char *
+strncat (char *__dest, __const char *__src, size_t __n)
+{
+ char *tmp = __dest;
+
+ if (__n <= 0)
+ return tmp;
+ __asm__ __volatile__ (" sgr 0,0\n"
+ "0: srst 0,%0\n"
+ " jo 0b\n"
+ " lgr %0,0\n"
+ " slgr %0,%1\n"
+ "1: icm 0,1,0(%1)\n"
+ " stc 0,0(%0,%1)\n"
+ " jz 2f\n"
+ " la %1,1(%1)\n"
+ " brct %2,1b\n"
+ " la %0,0(%0,%1)\n"
+ " xc 0(1,%0),0(%0)\n"
+ "2:"
+ : "+&a" (__dest), "+&a" (__src), "+&d" (__n) :
+ : "cc", "memory", "0" );
+ return tmp;
+}
+#endif
+
+#endif /* Use string inlines && GNU CC. */
diff --git a/sysdeps/s390/s390-64/bsd-_setjmp.S b/sysdeps/s390/s390-64/bsd-_setjmp.S
new file mode 100644
index 0000000000..210b24d63b
--- /dev/null
+++ b/sysdeps/s390/s390-64/bsd-_setjmp.S
@@ -0,0 +1,35 @@
+/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. 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 Library General Public License as
+ published by the Free Software Foundation ; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* This just does a tail-call to `__sigsetjmp (ARG, 0)'.
+ We cannot do it in C because it must be a tail-call, so frame-unwinding
+ in setjmp doesn't clobber the state restored by longjmp. */
+
+#include <sysdep.h>
+
+ENTRY(_setjmp)
+ slgr %r3,%r3 /* Second argument of zero. */
+#ifdef PIC
+ jg __sigsetjmp@PLT /* Branch to PLT of __sigsetjmp. */
+#else
+ jg __sigsetjmp /* Branch to __sigsetjmp. */
+#endif
+END (_setjmp)
+
diff --git a/sysdeps/s390/s390-64/bsd-setjmp.S b/sysdeps/s390/s390-64/bsd-setjmp.S
new file mode 100644
index 0000000000..4bded05851
--- /dev/null
+++ b/sysdeps/s390/s390-64/bsd-setjmp.S
@@ -0,0 +1,34 @@
+/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. 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 Library General Public License as
+ published by the Free Software Foundation ; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* This just does a tail-call to `__sigsetjmp (ARG, 1)'.
+ We cannot do it in C because it must be a tail-call, so frame-unwinding
+ in setjmp doesn't clobber the state restored by longjmp. */
+
+#include <sysdep.h>
+
+ENTRY(setjmp)
+ lghi %r1,1 /* Second argument of one. */
+#ifdef PIC
+ jg __sigsetjmp@PLT /* Branch to PLT of __sigsetjmp. */
+#else
+ jg __sigsetjmp /* Branch to __sigsetjmp. */
+#endif
+END (setjmp)
diff --git a/sysdeps/s390/s390-64/bzero.S b/sysdeps/s390/s390-64/bzero.S
new file mode 100644
index 0000000000..7aad19ba60
--- /dev/null
+++ b/sysdeps/s390/s390-64/bzero.S
@@ -0,0 +1,42 @@
+/* bzero -- set a block of memory to zero. 64 bit S/390 version.
+ This file is part of the GNU C Library.
+ Copyright (C) 2001 Free Software Foundation, Inc.
+ Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* INPUT PARAMETERS
+ %r2 = address of memory area
+ %r3 = number of bytes to fill. */
+
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+ .text
+ENTRY(__bzero)
+ ltgr %r3,%r3
+ jz .L1
+ sgr %r1,%r1 # set pad byte to zero
+ sgr %r4,%r4 # no source for MVCLE, only a pad byte
+ sgr %r5,%r5
+.L0: mvcle %r2,%r4,0(%r1) # thats it, MVCLE is your friend
+ jo .L0
+.L1: br %r14
+END(__bzero)
+
+#ifndef NO_WEAK_ALIAS
+weak_alias (__bzero, bzero)
+#endif
diff --git a/sysdeps/s390/s390-64/dl-machine.h b/sysdeps/s390/s390-64/dl-machine.h
new file mode 100644
index 0000000000..fd1c752df9
--- /dev/null
+++ b/sysdeps/s390/s390-64/dl-machine.h
@@ -0,0 +1,434 @@
+/* Machine-dependent ELF dynamic relocation inline functions.
+ 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#ifndef dl_machine_h
+#define dl_machine_h
+
+#define ELF_MACHINE_NAME "s390x"
+
+#include <sys/param.h>
+#include <string.h>
+#include <link.h>
+
+/* This is an older, now obsolete value. */
+#define EM_S390_OLD 0xA390
+
+/* Return nonzero iff E_MACHINE is compatible with the running host. */
+static inline int
+elf_machine_matches_host (const Elf64_Ehdr *ehdr)
+{
+ return (ehdr->e_machine == EM_S390 || ehdr->e_machine == EM_S390_OLD)
+ && ehdr->e_ident[EI_CLASS] == ELFCLASS64;
+}
+
+/* Return the link-time address of _DYNAMIC. Conveniently, this is the
+ first element of the GOT. This must be inlined in a function which
+ uses global data. */
+
+static inline Elf64_Addr
+elf_machine_dynamic (void)
+{
+ register Elf64_Addr *got;
+
+ asm( " larl %0,_GLOBAL_OFFSET_TABLE_\n"
+ : "=&a" (got) : : "0" );
+
+ return *got;
+}
+
+/* Return the run-time load address of the shared object. */
+static inline Elf64_Addr
+elf_machine_load_address (void)
+{
+ Elf64_Addr addr;
+
+ asm( " larl %0,_dl_start\n"
+ " larl 1,_GLOBAL_OFFSET_TABLE_\n"
+ " lghi 2,_dl_start@GOT\n"
+ " slg %0,0(2,1)"
+ : "=&d" (addr) : : "1", "2" );
+ return addr;
+}
+
+/* Set up the loaded object described by L so its unrelocated PLT
+ entries will jump to the on-demand fixup code in dl-runtime.c. */
+
+static inline int __attribute__ ((unused))
+elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
+{
+ extern void _dl_runtime_resolve (Elf64_Word);
+ extern void _dl_runtime_profile (Elf64_Word);
+
+ if (l->l_info[DT_JMPREL] && lazy)
+ {
+ /* The GOT entries for functions in the PLT have not yet been filled
+ in. Their initial contents will arrange when called to push an
+ offset into the .rela.plt section, push _GLOBAL_OFFSET_TABLE_[1],
+ and then jump to _GLOBAL_OFFSET_TABLE[2]. */
+ Elf64_Addr *got;
+ got = (Elf64_Addr *) D_PTR (l, l_info[DT_PLTGOT]);
+ got[1] = (Elf64_Addr) l; /* Identify this shared object. */
+
+ /* The got[2] entry contains the address of a function which gets
+ called to get the address of a so far unresolved function and
+ jump to it. The profiling extension of the dynamic linker allows
+ to intercept the calls to collect information. In this case we
+ don't store the address in the GOT so that all future calls also
+ end in this function. */
+ if (__builtin_expect (profile, 0))
+ {
+ got[2] = (Elf64_Addr) &_dl_runtime_profile;
+
+ if (_dl_name_match_p (_dl_profile, l))
+ /* This is the object we are looking for. Say that we really
+ want profiling and the timers are started. */
+ _dl_profile_map = l;
+ }
+ else
+ /* This function will get called to fix up the GOT entry indicated by
+ the offset on the stack, and then jump to the resolved address. */
+ got[2] = (Elf64_Addr) &_dl_runtime_resolve;
+ }
+
+ return lazy;
+}
+
+/* This code is used in dl-runtime.c to call the `fixup' function
+ and then redirect to the address it returns. */
+
+/* s390:
+ Arguments are in register.
+ r2 - r7 holds the original parameters for the function call, fixup
+ and trampoline code use r0-r5 and r14-15. For the correct function
+ call r2-r5 and r14-15 must be restored.
+ Arguments from the PLT are stored at 48(r15) and 56(r15)
+ and must be moved to r2 and r3 for the fixup call (see elf32-s390.c
+ in the binutils for the PLT code).
+ Fixup function address in r2.
+*/
+#ifndef PROF
+#define ELF_MACHINE_RUNTIME_TRAMPOLINE \
+ asm ( "\
+ .text\n\
+ .globl _dl_runtime_resolve\n\
+ .type _dl_runtime_resolve, @function\n\
+ .align 16\n\
+_dl_runtime_resolve:\n\
+ # save registers\n\
+ stmg 2,5,64(15)\n\
+ stg 14,96(15)\n\
+ lgr 0,15\n\
+ aghi 15,-160\n\
+ stg 0,0(15)\n\
+ # load args saved by PLT\n\
+ lmg 2,3,208(15)\n\
+ brasl 14,fixup # call fixup
+ lgr 1,2 # function addr returned in r2\n\
+ # restore registers\n\
+ aghi 15,160\n\
+ lg 14,96(15)\n\
+ lmg 2,5,64(15)\n\
+ br 1\n\
+ .size _dl_runtime_resolve, .-_dl_runtime_resolve\n\
+\n\
+ .globl _dl_runtime_profile\n\
+ .type _dl_runtime_profile, @function\n\
+ .align 16\n\
+_dl_runtime_profile:\n\
+ # save registers\n\
+ stmg 2,5,64(15)\n\
+ stg 14,96(15)\n\
+ lgr 0,15\n\
+ aghi 15,-160\n\
+ stg 0,0(15)\n\
+ # load args saved by PLT\n\
+ lmg 2,3,208(15)\n\
+ # load return address as third parameter\n\
+ lgr 4,14\n\
+ brasl 14,profile_fixup # call fixup\n\
+ lgr 1,2 # function addr returned in r2\n\
+ # restore registers\n\
+ aghi 15,160\n\
+ lg 14,96(15)\n\
+ lmg 2,5,64(15)\n\
+ br 1\n\
+ .size _dl_runtime_profile, .-_dl_runtime_profile\n\
+");
+#else
+#define ELF_MACHINE_RUNTIME_TRAMPOLINE \
+ asm ( "\
+ .text\n\
+ .globl _dl_runtime_resolve\n\
+ .globl _dl_runtime_profile\n\
+ .type _dl_runtime_resolve, @function\n\
+ .type _dl_runtime_profile, @function\n\
+ .align 16\n\
+_dl_runtime_resolve:\n\
+_dl_runtime_profile:\n\
+ # save registers\n\
+ stmg 2,5,64(15)\n\
+ stg 14,96(15)\n\
+ lgr 0,15\n\
+ aghi 15,-160\n\
+ stg 0,0(15)\n\
+ # load args saved by PLT\n\
+ lmg 2,3,208(15)\n\
+ # load return address as third parameter\n\
+ lgr 4,14\n\
+ brasl 14,profile_fixup # call fixup\n\
+ lgr 1,2 # function addr returned in r2\n\
+ # restore registers\n\
+ aghi 15,160\n\
+ lg 14,96(15)\n\
+ lmg 2,5,64(15)\n\
+ br 1\n\
+ .size _dl_runtime_resolve, .-_dl_runtime_resolve\n\
+ .size _dl_runtime_profile, .-_dl_runtime_profile\n\
+");
+#endif
+
+/* Initial entry point code for the dynamic linker.
+ The C function `_dl_start' is the real entry point;
+ its return value is the user program's entry point. */
+
+#define RTLD_START asm ("\n\
+.text\n\
+.align 4\n\
+.globl _start\n\
+.globl _dl_start_user\n\
+_start:\n\
+ lgr %r2,%r15\n\
+ # Alloc stack frame\n\
+ aghi %r15,-160\n\
+ # Set the back chain to zero\n\
+ xc 0(8,%r15),0(%r15)\n\
+ # Call _dl_start with %r2 pointing to arg on stack\n\
+ brasl %r14,_dl_start # call _dl_start\n\
+_dl_start_user:\n\
+ # Save the user entry point address in %r8.\n\
+ lgr %r8,%r2\n\
+ # Point %r12 at the GOT.\n\
+ larl %r12,_GLOBAL_OFFSET_TABLE_\n\
+ # Store the highest stack address\n\
+ lghi %r1,__libc_stack_end@GOT
+ lg %r1,0(%r1,%r12)\n\
+ stg %r15, 0(%r1)\n\
+ # See if we were run as a command with the executable file\n\
+ # name as an extra leading argument.\n\
+ lghi %r1,_dl_skip_args@GOT
+ lg %r1,0(%r1,%r12)\n\
+ lgf %r1,0(%r1) # load _dl_skip_args\n\
+ # Get the original argument count.\n\
+ lg %r0,160(%r15)\n\
+ # Subtract _dl_skip_args from it.\n\
+ sgr %r0,%r1\n\
+ # Adjust the stack pointer to skip _dl_skip_args words.\n\
+ sllg %r1,%r1,3\n\
+ agr %r15,%r1\n\
+ # Set the back chain to zero again\n\
+ xc 0(8,%r15),0(%r15)\n\
+ # Store back the modified argument count.\n\
+ stg %r0,160(%r15)\n\
+ # The special initializer gets called with the stack just\n\
+ # as the application's entry point will see it; it can\n\
+ # switch stacks if it moves these contents over.\n\
+" RTLD_START_SPECIAL_INIT "\n\
+ # Call the function to run the initializers.\n\
+ # Load the parameters:\n\
+ # (%r2, %r3, %r4, %r5) = (_dl_loaded, argc, argv, envp)\n\
+ lghi %r2,_dl_loaded@GOT
+ lg %r2,0(%r2,%r12)\n\
+ lg %r2,0(%r2)\n\
+ lg %r3,160(%r15)\n\
+ la %r4,168(%r15)\n\
+ lgr %r5,%r3\n\
+ sllg %r5,%r5,3\n\
+ la %r5,176(%r5,%r15)\n\
+ brasl %r14,_dl_init@PLT\n
+ # Pass our finalizer function to the user in %r14, as per ELF ABI.\n\
+ lghi %r14,_dl_fini@GOT
+ lg %r14,0(%r14,%r12)\n\
+ # Free stack frame\n\
+ aghi %r15,160\n\
+ # Jump to the user's entry point (saved in %r8).\n\
+ br %r8\n\
+");
+
+#ifndef RTLD_START_SPECIAL_INIT
+#define RTLD_START_SPECIAL_INIT /* nothing */
+#endif
+
+/* Nonzero iff TYPE should not be allowed to resolve to one of
+ the main executable's symbols, as for a COPY reloc. */
+#define elf_machine_lookup_noexec_p(type) ((type) == R_390_COPY)
+
+/* Nonzero iff TYPE describes relocation of a PLT entry, so
+ PLT entries should not be allowed to define the value. */
+#define elf_machine_lookup_noplt_p(type) ((type) == R_390_JMP_SLOT)
+
+/* A reloc type used for ld.so cmdline arg lookups to reject PLT entries. */
+#define ELF_MACHINE_JMP_SLOT R_390_JMP_SLOT
+
+/* The 64 bit S/390 never uses Elf64_Rel relocations. */
+#define ELF_MACHINE_NO_REL 1
+
+/* We define an initialization functions. This is called very early in
+ _dl_sysdep_start. */
+#define DL_PLATFORM_INIT dl_platform_init ()
+
+extern const char *_dl_platform;
+
+static inline void __attribute__ ((unused))
+dl_platform_init (void)
+{
+ if (_dl_platform != NULL && *_dl_platform == '\0')
+ /* Avoid an empty string which would disturb us. */
+ _dl_platform = NULL;
+}
+
+static inline Elf64_Addr
+elf_machine_fixup_plt (struct link_map *map, lookup_t t,
+ const Elf64_Rela *reloc,
+ Elf64_Addr *reloc_addr, Elf64_Addr value)
+{
+ return *reloc_addr = value;
+}
+
+/* Return the final value of a plt relocation. */
+static inline Elf64_Addr
+elf_machine_plt_value (struct link_map *map, const Elf64_Rela *reloc,
+ Elf64_Addr value)
+{
+ return value;
+}
+
+#endif /* !dl_machine_h */
+
+#ifdef RESOLVE
+
+/* Perform the relocation specified by RELOC and SYM (which is fully resolved).
+ MAP is the object containing the reloc. */
+
+static inline void
+elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
+ const Elf64_Sym *sym, const struct r_found_version *version,
+ Elf64_Addr *const reloc_addr)
+{
+ if (ELF64_R_TYPE (reloc->r_info) == R_390_RELATIVE) {
+#ifndef RTLD_BOOTSTRAP
+ weak_extern (_dl_rtld_map);
+ if (map != &_dl_rtld_map) /* Already done in rtld itself. */
+#endif
+ *reloc_addr = map->l_addr + reloc->r_addend;
+ }
+ else if (ELF64_R_TYPE (reloc->r_info) != R_390_NONE)
+ {
+ const Elf64_Sym *const refsym = sym;
+ Elf64_Addr value = RESOLVE (&sym, version, ELF64_R_TYPE (reloc->r_info));
+ if (sym)
+ value += sym->st_value;
+
+ switch (ELF64_R_TYPE (reloc->r_info))
+ {
+ case R_390_GLOB_DAT:
+ case R_390_JMP_SLOT:
+ *reloc_addr = value + reloc->r_addend;
+ break;
+#ifndef RTLD_BOOTSTRAP
+ case R_390_COPY:
+ if (sym == NULL)
+ /* This can happen in trace mode if an object could not be
+ found. */
+ break;
+ if (__builtin_expect (sym->st_size > refsym->st_size, 0)
+ || (__builtin_expect (sym->st_size < refsym->st_size, 0)
+ && __builtin_expect (_dl_verbose, 0)))
+ {
+ const char *strtab;
+
+ strtab = (const char *) D_PTR (map,l_info[DT_STRTAB]);
+ _dl_error_printf ("\
+%s: Symbol `%s' has different size in shared object, consider re-linking\n",
+ _dl_argv[0] ?: "<program name unknown>",
+ strtab + refsym->st_name);
+ }
+ memcpy (reloc_addr, (void *) value, MIN (sym->st_size,
+ refsym->st_size));
+ break;
+ case R_390_64:
+ *reloc_addr = value + reloc->r_addend;
+ break;
+ case R_390_32:
+ *(unsigned int *) reloc_addr = value + reloc->r_addend;
+ break;
+ case R_390_16:
+ *(unsigned short *) reloc_addr = value + reloc->r_addend;
+ break;
+ case R_390_8:
+ *(char *) reloc_addr = value + reloc->r_addend;
+ break;
+ case R_390_PC64:
+ *reloc_addr = value +reloc->r_addend - (Elf64_Addr) reloc_addr;
+ break;
+ case R_390_PC32DBL:
+ case R_390_PLT32DBL:
+ *(unsigned int *) reloc_addr = (unsigned int)
+ ((int) (value + reloc->r_addend - (Elf64_Addr) reloc_addr) >> 1);
+ break;
+ case R_390_PC32:
+ *(unsigned int *) reloc_addr =
+ value + reloc->r_addend - (Elf64_Addr) reloc_addr;
+ break;
+ case R_390_PC16DBL:
+ case R_390_PLT16DBL:
+ *(unsigned short *) reloc_addr = (unsigned short)
+ ((short) (value + reloc->r_addend - (Elf64_Addr) reloc_addr) >> 1);
+ break;
+ case R_390_PC16:
+ *(unsigned short *) reloc_addr =
+ value + reloc->r_addend - (Elf64_Addr) reloc_addr;
+ break;
+#endif
+#if !defined(RTLD_BOOTSTRAP) || defined(_NDEBUG)
+ default:
+ /* We add these checks in the version to relocate ld.so only
+ if we are still debugging. */
+ _dl_reloc_bad_type (map, ELFW(R_TYPE) (reloc->r_info), 0);
+ break;
+#endif
+ }
+ }
+}
+
+static inline void
+elf_machine_lazy_rel (struct link_map *map,
+ Elf64_Addr l_addr, const Elf64_Rela *reloc)
+{
+ Elf64_Addr *const reloc_addr = (void *) (l_addr + reloc->r_offset);
+ /* Check for unexpected PLT reloc type. */
+ if (__builtin_expect (ELF64_R_TYPE (reloc->r_info), R_390_JMP_SLOT)
+ == R_390_JMP_SLOT)
+ *reloc_addr += l_addr;
+ else
+ _dl_reloc_bad_type (map, ELFW(R_TYPE) (reloc->r_info), 1);
+}
+
+#endif /* RESOLVE */
diff --git a/sysdeps/s390/s390-64/elf/bsd-_setjmp.S b/sysdeps/s390/s390-64/elf/bsd-_setjmp.S
new file mode 100644
index 0000000000..1417270201
--- /dev/null
+++ b/sysdeps/s390/s390-64/elf/bsd-_setjmp.S
@@ -0,0 +1 @@
+/* We don't need any code here since the setjmp.S file contains it. */
diff --git a/sysdeps/s390/s390-64/elf/bsd-setjmp.S b/sysdeps/s390/s390-64/elf/bsd-setjmp.S
new file mode 100644
index 0000000000..1417270201
--- /dev/null
+++ b/sysdeps/s390/s390-64/elf/bsd-setjmp.S
@@ -0,0 +1 @@
+/* We don't need any code here since the setjmp.S file contains it. */
diff --git a/sysdeps/s390/s390-64/elf/setjmp.S b/sysdeps/s390/s390-64/elf/setjmp.S
new file mode 100644
index 0000000000..ab1931507a
--- /dev/null
+++ b/sysdeps/s390/s390-64/elf/setjmp.S
@@ -0,0 +1,53 @@
+/* setjmp for 64 bit S/390, ELF 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+#define _ASM
+#define _SETJMP_H
+#include <bits/setjmp.h>
+
+ /* We include the BSD entry points here as well but we make
+ them weak. */
+ENTRY (setjmp)
+ .weak C_SYMBOL_NAME (setjmp)
+ lghi %r3,1 /* Second argument of one. */
+ j .Linternal_sigsetjmp /* Branch relativ to __sigsetjmp. */
+END (setjmp)
+
+ /* Binary compatibility entry point. */
+ENTRY(_setjmp)
+ .weak C_SYMBOL_NAME (_setjmp)
+ENTRY(__setjmp)
+ slgr %r3,%r3 /* Second argument of zero. */
+
+ENTRY(__sigsetjmp)
+.Linternal_sigsetjmp:
+ stmg %r6,%r15,0(%r2) /* Store registers in jmp_buf. */
+ std %f1,80(%r2)
+ std %f3,88(%r2)
+ std %f5,96(%r2)
+ std %f7,104(%r2)
+#ifdef PIC
+ jg __sigjmp_save@PLT /* Branch to PLT of __sigsetjmp. */
+#else
+ jg __sigjmp_save
+#endif
+END (__sigsetjmp)
+
diff --git a/sysdeps/s390/s390-64/elf/start.S b/sysdeps/s390/s390-64/elf/start.S
new file mode 100644
index 0000000000..d85c0805a9
--- /dev/null
+++ b/sysdeps/s390/s390-64/elf/start.S
@@ -0,0 +1,84 @@
+/* Startup code compliant to the 64 bit S/390 ELF ABI.
+ 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/*
+ This is the canonical entry point, usually the first thing in the text
+ segment. Most registers' values are unspecified, except for:
+
+ %r14 Contains a function pointer to be registered with `atexit'.
+ This is how the dynamic linker arranges to have DT_FINI
+ functions called for shared libraries that have been loaded
+ before this code runs.
+
+ %r15 The stack contains the arguments and environment:
+ 0(%r15) argc
+ 8(%r15) argv[0]
+ ...
+ (8*argc)(%r15) NULL
+ (8*(argc+1))(%r15) envp[0]
+ ...
+ NULL
+*/
+
+ .text
+ .globl _start
+_start:
+ /* Load argc and argv from stack. */
+ la %r4,8(%r15) # get argv
+ lg %r3,0(%r15) # get argc
+
+ /* Align the stack to a double word boundary. */
+ lghi %r0,-16
+ ngr %r15,%r0
+
+ /* Setup a stack frame and a parameter area. */
+ aghi %r15,-176 # make room on stack
+ xc 0(8,%r15),0(%r15) # clear back-chain
+
+ /* Set up arguments for __libc_start_main:
+ main, argc, argv, envp, _init, _fini, rtld_fini, stack_end
+ Note that envp will be determined later in __libc_start_main.
+ */
+ stmg %r14,%r15,160(%r15) # store rtld_fini/stack_end to parameter area
+ la %r7,160(%r15)
+ larl %r6,_fini # load pointer to _fini
+ larl %r5,_init # load pointer to _init
+ larl %r2,main # load pointer to main
+
+ /* Ok, now branch to the libc main routine. */
+ brasl %r14,__libc_start_main
+
+ /* Crash if __libc_start_main returns. */
+ .word 0
+
+ /* FIXME: FPU flags or what ?!? */
+
+ .section .rodata
+ .globl _fp_hw
+ .long 3
+ .size _fp_hw, 4
+
+ /* Define a symbol for the first piece of initialized data. */
+ .data
+ .globl __data_start
+__data_start:
+ .long 0
+ .weak data_start
+ data_start = __data_start
diff --git a/sysdeps/s390/s390-64/ffs.c b/sysdeps/s390/s390-64/ffs.c
new file mode 100644
index 0000000000..64e0d8911e
--- /dev/null
+++ b/sysdeps/s390/s390-64/ffs.c
@@ -0,0 +1,68 @@
+/* ffs -- find first set bit in a word, counted from least significant end.
+ 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#define ffsl __something_else
+#include <string.h>
+
+#undef ffs
+
+/* ffs: find first bit set. This is defined the same way as
+ the libc and compiler builtin ffs routines, therefore
+ differs in spirit from the above ffz (man ffs). */
+
+int
+__ffs (x)
+ int x;
+{
+ int r;
+
+ if (x == 0)
+ return 0;
+ __asm__(" lr %%r1,%1\n"
+ " sr %0,%0\n"
+ " tml %%r1,0xFFFF\n"
+ " jnz 0f\n"
+ " ahi %0,16\n"
+ " srl %%r1,16\n"
+ "0: tml %%r1,0x00FF\n"
+ " jnz 1f\n"
+ " ahi %0,8\n"
+ " srl %%r1,8\n"
+ "1: tml %%r1,0x000F\n"
+ " jnz 2f\n"
+ " ahi %0,4\n"
+ " srl %%r1,4\n"
+ "2: tml %%r1,0x0003\n"
+ " jnz 3f\n"
+ " ahi %0,2\n"
+ " srl %%r1,2\n"
+ "3: tml %%r1,0x0001\n"
+ " jnz 4f\n"
+ " ahi %0,1\n"
+ "4:"
+ : "=&d" (r) : "d" (x) : "cc", "1" );
+ return r+1;
+}
+
+weak_alias (__ffs, ffs)
+#undef ffsl
+weak_alias (__ffs, ffsl)
+
diff --git a/sysdeps/s390/s390-64/initfini.c b/sysdeps/s390/s390-64/initfini.c
new file mode 100644
index 0000000000..3d14b0b283
--- /dev/null
+++ b/sysdeps/s390/s390-64/initfini.c
@@ -0,0 +1,136 @@
+/* Special .init and .fini section support for 64 bit S/390.
+ 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 Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ In addition to the permissions in the GNU Library General Public
+ License, the Free Software Foundation gives you unlimited
+ permission to link the compiled version of this file with other
+ programs, and to distribute those programs without any restriction
+ coming from the use of this file. (The Library General Public
+ License restrictions do apply in other respects; for example, they
+ cover modification of the file, and distribution when not linked
+ into another program.)
+
+ 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 Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* This file is compiled into assembly code which is then munged by a sed
+ script into two files: crti.s and crtn.s.
+
+ * crti.s puts a function prologue at the beginning of the
+ .init and .fini sections and defines global symbols for
+ those addresses, so they can be called as functions.
+
+ * crtn.s puts the corresponding function epilogues
+ in the .init and .fini sections. */
+
+__asm__ ("
+
+#include \"defs.h\"
+
+/*@HEADER_ENDS*/
+
+/*@TESTS_BEGIN*/
+
+/*@TESTS_END*/
+
+/*@_init_PROLOG_BEGINS*/
+
+ .section .init
+#NO_APP
+ .align 4
+.globl _init
+ .type _init,@function
+_init:
+# leaf function 0
+# automatics 0
+# outgoing args 0
+# need frame pointer 0
+# call alloca 0
+# has varargs 0
+# incoming args (stack) 0
+# function length 36
+ STMG 6,15,48(15)
+ LGR 1,15
+ AGHI 15,-160
+ STG 1,0(15)
+ LARL 12,_GLOBAL_OFFSET_TABLE_
+ LGHI 1,__gmon_start__@GOT
+ LG 1,0(1,12)
+ LTGR 1,1
+ JE .L22
+ BASR 14,1
+.L22:
+#APP
+ .align 4,0x07
+ END_INIT
+
+/*@_init_PROLOG_ENDS*/
+
+/*@_init_EPILOG_BEGINS*/
+ .align 4
+ .section .init
+#NO_APP
+ .align 4
+ LG 4,272(15)
+ LMG 6,15,208(15)
+ BR 4
+#APP
+ END_INIT
+
+/*@_init_EPILOG_ENDS*/
+
+/*@_fini_PROLOG_BEGINS*/
+ .section .fini
+#NO_APP
+ .align 4
+.globl _fini
+ .type _fini,@function
+_fini:
+# leaf function 0
+# automatics 0
+# outgoing args 0
+# need frame pointer 0
+# call alloca 0
+# has varargs 0
+# incoming args (stack) 0
+# function length 30
+ STMG 6,15,48(15)
+ LGR 1,15
+ AGHI 15,-160
+ STG 1,0(15)
+ LARL 12,_GLOBAL_OFFSET_TABLE_
+#APP
+ .align 4,0x07
+ END_FINI
+
+/*@_fini_PROLOG_ENDS*/
+
+/*@_fini_EPILOG_BEGINS*/
+ .align 4
+ .section .fini
+#NO_APP
+ .align 4
+ LG 4,272(15)
+ LMG 6,15,208(15)
+ BR 4
+#APP
+ END_FINI
+
+/*@_fini_EPILOG_ENDS*/
+
+/*@TRAILER_BEGINS*/
+");
diff --git a/sysdeps/s390/s390-64/memchr.S b/sysdeps/s390/s390-64/memchr.S
new file mode 100644
index 0000000000..ecf5a5db46
--- /dev/null
+++ b/sysdeps/s390/s390-64/memchr.S
@@ -0,0 +1,40 @@
+/* Search a character in a block of memory. 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* INPUT PARAMETERS
+ %r2 = address to memory area
+ %r3 = character to find
+ %r4 = number of bytes to search. */
+
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+ .text
+ENTRY(memchr)
+ lghi %r0,0xff
+ ngr %r0,%r3
+ lgr %r1,%r2
+ la %r2,0(%r4,%r1)
+0: srst %r2,%r1
+ jo 0b
+ brc 13,1f
+ slgr %r2,%r2
+1: br %r14
+END(memchr)
diff --git a/sysdeps/s390/s390-64/memcpy.S b/sysdeps/s390/s390-64/memcpy.S
new file mode 100644
index 0000000000..c59d3fbb79
--- /dev/null
+++ b/sysdeps/s390/s390-64/memcpy.S
@@ -0,0 +1,41 @@
+/* Set a block of memory to some byte value. 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* INPUT PARAMETERS
+ %r2 = address to destination memory area
+ %r3 = address to source memory area
+ %r4 = number of bytes to copy. */
+
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+ .text
+ENTRY(memcpy)
+ ltgr %r5,%r4
+ jz .L1
+ lgr %r4,%r3 # %r4/%r5 = source ptr/len
+ lgr %r3,%r5 # %r2/%r3 = dest ptr/len
+ lgr %r0,%r2 # save source address
+.L0: mvcle %r2,%r4,0 # thats it, MVCLE is your friend
+ jo .L0
+ lgr %r2,%r0 # return value is source address
+.L1:
+ br %r14
+END(memset)
diff --git a/sysdeps/s390/s390-64/memset.S b/sysdeps/s390/s390-64/memset.S
new file mode 100644
index 0000000000..b71c036f72
--- /dev/null
+++ b/sysdeps/s390/s390-64/memset.S
@@ -0,0 +1,43 @@
+/* Set a block of memory to some byte value. 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* INPUT PARAMETERS
+ %r2 = address of memory area
+ %r3 = byte to fill memory with
+ %r4 = number of bytes to fill. */
+
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+ .text
+ENTRY(memset)
+ ltgr %r4,%r4
+ jz .L1
+ lgr %r0,%r2 # save source address
+ lgr %r1,%r3 # move pad byte to R1
+ lgr %r3,%r4
+ sgr %r4,%r4 # no source for MVCLE, only a pad byte
+ sgr %r5,%r5
+.L0: mvcle %r2,%r4,0(%r1) # thats it, MVCLE is your friend
+ jo .L0
+ lgr %r2,%r0 # return value is source address
+.L1:
+ br %r14
+END(memset)
diff --git a/sysdeps/s390/s390-64/s390x-mcount.S b/sysdeps/s390/s390-64/s390x-mcount.S
new file mode 100644
index 0000000000..831af9c552
--- /dev/null
+++ b/sysdeps/s390/s390-64/s390x-mcount.S
@@ -0,0 +1,72 @@
+/* 64 bit S/390-specific implemetation of profiling support.
+ 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+
+/* How profiling works on 64 bit S/390:
+ On the start of each function _mcount is called with the address of a
+ data word in %r1 (initialized to 0, used for counting). The compiler
+ with the option -p generates code of the form:
+
+ STM 6,15,24(15)
+ BRAS 13,.LTN0_0
+ .LT0_0:
+ .LC13: .long .LP0
+ .data
+ .align 4
+ .LP0: .long 0
+ .text
+ # function profiler
+ stg 14,4(15)
+ lg 1,.LC13-.LT0_0(13)
+ brasl 14,_mcount
+ lg 14,4(15)
+
+ The _mcount implementation now has to call __mcount_internal with the
+ address of .LP0 as first parameter and the return address as second
+ parameter. &.LP0 was loaded to %r1 and the return address is in %r14.
+ _mcount may not modify any register. */
+
+ ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(_mcount)
+ ASM_TYPE_DIRECTIVE(C_SYMBOL_NAME(_mcount), @function)
+ .align ALIGNARG(4)
+C_LABEL(_mcount)
+ /* Save the caller-clobbered registers. */
+ aghi %r15,-224
+ stmg %r14,%r5,160(%r15)
+ lg %r2,232(%r15) # callers address = first parameter
+ la %r2,0(%r2) # clear bit 0
+ la %r3,0(%r14) # callees address = second parameter
+
+#ifdef PIC
+ brasl %r14,__mcount_internal@PLT
+#else
+ brasl %r14,__mcount_internal
+#endif
+
+ /* Pop the saved registers. Please note that `mcount' has no
+ return value. */
+ lmg %r14,%r5,160(%r15)
+ ahi %r15,224
+ br %r14
+ ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(_mcount))
+
+#undef mcount
+weak_alias(_mcount, mcount)
diff --git a/sysdeps/s390/s390-64/setjmp.S b/sysdeps/s390/s390-64/setjmp.S
new file mode 100644
index 0000000000..32f2bd44be
--- /dev/null
+++ b/sysdeps/s390/s390-64/setjmp.S
@@ -0,0 +1,43 @@
+/* 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _ASM
+#define _ASM
+#endif
+
+#include <sysdep.h>
+#include <bits/setjmp.h>
+
+/* Save the current program position in ENV and return 0. */
+/* R2 = pointer to jmp_buf, R3 = savemask. */
+
+ENTRY(__sigsetjmp)
+ stmg %r6,%r15,0(%r2) /* Store registers in jmp_buf. */
+ std %f1,80(%r2)
+ std %f3,88(%r2)
+ std %f5,96(%r2)
+ std %f7,104(%r2)
+#ifdef PIC
+ jg __sigjmp_save@PLT /* Tail-call __sigjmp_save. */
+#else
+ jg __sigjmp_save /* Tail-call __sigjmp_save. */
+#endif
+END (__sigsetjmp)
+
+
diff --git a/sysdeps/s390/s390-64/strcpy.S b/sysdeps/s390/s390-64/strcpy.S
new file mode 100644
index 0000000000..65a555e10b
--- /dev/null
+++ b/sysdeps/s390/s390-64/strcpy.S
@@ -0,0 +1,35 @@
+/* strcpy - copy a string from source to destination. 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 Library General Public License as
+ published by the Free Software Foundation ; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* INPUT PARAMETERS
+ %r2 = address of destination
+ %r3 = address of source. */
+
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+ .text
+ENTRY(strcpy)
+ slgr %r0,%r0
+ lgr %r1,%r2
+0: mvst %r1,%r3
+ jo 0b
+ br %r14
+END(strcpy)
diff --git a/sysdeps/s390/s390-64/strncpy.S b/sysdeps/s390/s390-64/strncpy.S
new file mode 100644
index 0000000000..5ea2cd58b8
--- /dev/null
+++ b/sysdeps/s390/s390-64/strncpy.S
@@ -0,0 +1,90 @@
+/* strncpy - copy at most n characters from a string from source to
+ destination. 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* INPUT PARAMETERS
+ %r2 = address of destination (dst)
+ %r3 = address of source (src)
+ %r4 = max of bytes to copy. */
+
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+ENTRY(strncpy)
+ .text
+ stg %r2,48(%r15) # save dst pointer
+ slgr %r2,%r3 # %r3 points to src, %r2+%r3 to dst
+ lghi %r1,7
+ ngr %r1,%r4 # last 3 bits of # bytes
+ srlg %r4,%r4,3
+ ltgr %r4,%r4 # less than 8 bytes to copy ?
+ jz .L1
+ bras %r5,.L0 # enter loop & load address of a 0
+ .long 0
+.L0: icmh %r0,8,0(%r3) # first byte
+ jz .L3
+ icmh %r0,4,1(%r3) # second byte
+ jz .L4
+ icmh %r0,2,2(%r3) # third byte
+ jz .L5
+ icmh %r0,1,3(%r3) # fourth byte
+ jz .L6
+ icm %r0,8,4(%r3) # fifth byte
+ jz .L7
+ icm %r0,4,5(%r3) # sixth byte
+ jz .L8
+ icm %r0,2,6(%r3) # seventh byte
+ jz .L9
+ icm %r0,1,7(%r3) # eigth byte
+ jz .L10
+ stg %r0,0(%r2,%r3) # store all eight to dest.
+ la %r3,8(%r3)
+ brct %r4,.L0
+.L1: ltgr %r1,%r1
+ jz .Lexit
+.L2: icm %r0,1,0(%r3)
+ stc %r0,0(%r2,%r3)
+ la %r3,1(%r3)
+ jz .L11
+ brct %r1,.L2
+ j .Lexit
+.L3: icmh %r0,4,0(%r5)
+.L4: icmh %r0,2,0(%r5)
+.L5: icmh %r0,1,0(%r5)
+.L6: icm %r0,8,0(%r5)
+.L7: icm %r0,4,0(%r5)
+.L8: icm %r0,2,0(%r5)
+.L9: icm %r0,1,0(%r5)
+.L10: stg %r0,0(%r2,%r3)
+ la %r3,8(%r3)
+ aghi %r4,-1
+ j .L12
+.L11: aghi %r1,-1
+.L12: sllg %r4,%r4,3
+ algr %r4,%r1
+ algr %r2,%r3 # start of dst area to be zeroed
+ lgr %r3,%r4
+ slgr %r4,%r4
+ slgr %r5,%r5
+.L13: mvcle %r2,%r4,0 # pad dst with zeroes
+ jo .L13
+.Lexit: lg %r2,48(%r15) # return dst pointer
+ br %r14
+END(strncpy)
diff --git a/sysdeps/s390/s390-64/sub_n.S b/sysdeps/s390/s390-64/sub_n.S
new file mode 100644
index 0000000000..183ebb7fed
--- /dev/null
+++ b/sysdeps/s390/s390-64/sub_n.S
@@ -0,0 +1,60 @@
+/* __mpn_sub_n -- Add two limb vectors of the same length > 0 and store
+ sum in a third limb vector. 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 MP Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* INPUT PARAMETERS
+ %r2 = res_ptr
+ %r3 = s1_ptr
+ %r4 = s2_ptr
+ %r5 = size. */
+
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+ENTRY(__mpn_sub_n)
+ stg %r6,48(%r15) # save register 6
+ sgr %r1,%r1
+ lghi %r0,1 # cannot use ahi to add carry, use slr
+.L0: lg %r6,0(%r1,%r3) # .L0 -> no carry from last sub
+ slg %r6,0(%r1,%r4)
+ stg %r6,0(%r1,%r2)
+ la %r1,8(%r1)
+ brc 4,.L3
+.L1: brct %r5,.L0
+ slgr %r2,%r2 # no last carry to return
+ j .Lexit
+.L2: lg %r6,0(%r1,%r3) # .L2 -> carry from last sub
+ slg %r6,0(%r1,%r4)
+ brc 4,.L4
+ slgr %r6,%r0 # no carry yet, add carry from last sub
+ stg %r6,0(%r1,%r2)
+ la %r1,8(%r1)
+ brc 11,.L1 # new carry ?
+.L3: brct %r5,.L2
+ lgr %r2,%r0 # return last carry
+ j .Lexit
+.L4: slgr %r6,%r0 # already a carry, add carry from last sub
+ stg %r6,0(%r1,%r2)
+ la %r1,8(%r1)
+ brct %r5,.L2
+ lgr %r2,%r0 # return last carry
+.Lexit: lg %r6,48(%r15) # restore register 6
+ br %r14
+END(__mpn_sub_n)
diff --git a/sysdeps/s390/s390-64/sysdep.h b/sysdeps/s390/s390-64/sysdep.h
new file mode 100644
index 0000000000..12f8c3a087
--- /dev/null
+++ b/sysdeps/s390/s390-64/sysdep.h
@@ -0,0 +1,112 @@
+/* Assembler macros for 64 bit S/390.
+ 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdeps/generic/sysdep.h>
+
+#ifdef __ASSEMBLER__
+
+/* Syntactic details of assembler. */
+
+#ifdef HAVE_ELF
+
+/* ELF uses byte-counts for .align, most others use log2 of count of bytes. */
+#define ALIGNARG(log2) 1<<log2
+/* For ELF we need the `.type' directive to make shared libs work right. */
+#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg;
+#define ASM_SIZE_DIRECTIVE(name) .size name,.-name;
+
+/* In ELF C symbols are asm symbols. */
+#undef NO_UNDERSCORES
+#define NO_UNDERSCORES
+
+#else
+
+#define ALIGNARG(log2) log2
+#define ASM_TYPE_DIRECTIVE(name,type) /* Nothing is specified. */
+#define ASM_SIZE_DIRECTIVE(name) /* Nothing is specified. */
+
+#endif
+
+
+/* Define an entry point visible from C. */
+#define ENTRY(name) \
+ ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \
+ ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function) \
+ .align ALIGNARG(2); \
+ C_LABEL(name) \
+ CALL_MCOUNT
+
+#undef END
+#define END(name) \
+ ASM_SIZE_DIRECTIVE(name) \
+
+/* If compiled for profiling, call `mcount' at the start of each function. */
+#ifdef PROF
+#ifdef PIC
+#define CALL_MCOUNT \
+ lgr 0,14 ; larl 1,0f ; brasl 14,_mcount@PLT ; lgr 14,0 ; \
+ .data ; .align 4 ; 0: .long 0 ; .text ;
+#else
+#define CALL_MCOUNT \
+ lgr 0,14 ; larl 1,0f ; brasl 14,_mcount ; lgr 14,0 ; \
+ .data ; .align 4 ; 0: .long 0 ; .text ;
+#endif
+#else
+#define CALL_MCOUNT /* Do nothing. */
+#endif
+
+#ifdef NO_UNDERSCORES
+/* Since C identifiers are not normally prefixed with an underscore
+ on this system, the asm identifier `syscall_error' intrudes on the
+ C name space. Make sure we use an innocuous name. */
+#define syscall_error __syscall_error
+#define mcount _mcount
+#endif
+
+#define PSEUDO(name, syscall_name, args) \
+lose: SYSCALL_PIC_SETUP \
+ JUMPTARGET(syscall_error) \
+ .globl syscall_error; \
+ ENTRY (name) \
+ DO_CALL (syscall_name, args); \
+ jm lose
+
+#undef PSEUDO_END
+#define PSEUDO_END(name) \
+ END (name)
+
+#ifdef PIC
+#define JUMPTARGET(name) \
+ brasl name##@PLT
+#define SYSCALL_PIC_SETUP \
+ larl %r12,_GLOBAL_OFFSET_TABLE_
+#else
+#define JUMPTARGET(name) \
+ brasl name
+#define SYSCALL_PIC_SETUP /* Nothing. */
+#endif
+
+/* Local label name for asm code. */
+#ifndef L
+#define L(name) name
+#endif
+
+#endif /* __ASSEMBLER__ */
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-20 04:08:24 +0000