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authorUlrich Drepper <drepper@redhat.com>2001-03-16 08:53:02 +0000
committerUlrich Drepper <drepper@redhat.com>2001-03-16 08:53:02 +0000
commit136d43328bda928a17fc5fc3dcf1fd6bf6f1898f (patch)
tree1b12897efd3b48301801c75cc498fb4b65c77a22 /linuxthreads
parenta986484f67346b28ff09833c1f4fd3505b52138e (diff)
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Update.
2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * shlib-versions: Add rule for Linux on 64 bit S/390. * sysdeps/s390/s390-64/pt-machine.h: New file. * sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c: New file. 2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com> * sysdeps/s390/pt-machine.h: Move to... * sysdeps/s390/s390-32/pt-machine.h: ...here. Add defines for FLOATING_STACK and ARCH_STACK_MAX_SIZE.
Diffstat (limited to 'linuxthreads')
-rw-r--r--linuxthreads/ChangeLog12
-rw-r--r--linuxthreads/shlib-versions1
-rw-r--r--linuxthreads/sysdeps/s390/s390-64/pt-machine.h107
-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/pt-initfini.c154
-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c137
5 files changed, 411 insertions, 0 deletions
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index c9d685e51f..bbda957a84 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,15 @@
+2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com>
+
+ * shlib-versions: Add rule for Linux on 64 bit S/390.
+ * sysdeps/s390/s390-64/pt-machine.h: New file.
+ * sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c: New file.
+
+2001-03-13 Martin Schwidefsky <schwidefsky@de.ibm.com>
+
+ * sysdeps/s390/pt-machine.h: Move to...
+ * sysdeps/s390/s390-32/pt-machine.h: ...here.
+ Add defines for FLOATING_STACK and ARCH_STACK_MAX_SIZE.
+
2001-03-15 Ulrich Drepper <drepper@redhat.com>
* Versions [libpthread] (GLIBC_2.2.3): Add pthread_getattr_np.
diff --git a/linuxthreads/shlib-versions b/linuxthreads/shlib-versions
index 5344c6bbd7..91d9ccf74f 100644
--- a/linuxthreads/shlib-versions
+++ b/linuxthreads/shlib-versions
@@ -4,4 +4,5 @@ sparc64-.*-linux.* libpthread=0 GLIBC_2.2
sh.*-.*-linux.* libpthread=0 GLIBC_2.2
ia64.*-.*-linux.* libpthread=0 GLIBC_2.2
hppa.*-.*-linux.* libpthread=0 GLIBC_2.2
+s390x-.*-linux.* libpthread=0 GLIBC_2.2
.*-.*-linux.* libpthread=0
diff --git a/linuxthreads/sysdeps/s390/s390-64/pt-machine.h b/linuxthreads/sysdeps/s390/s390-64/pt-machine.h
new file mode 100644
index 0000000000..f205c1245c
--- /dev/null
+++ b/linuxthreads/sysdeps/s390/s390-64/pt-machine.h
@@ -0,0 +1,107 @@
+/* Machine-dependent pthreads configuration and 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 PT_EI
+# define PT_EI extern inline
+#endif
+
+/* Spinlock implementation; required. */
+PT_EI long int
+testandset (int *spinlock)
+{
+ int ret;
+
+ __asm__ __volatile__(
+ " la 1,%1\n"
+ " lhi 0,1\n"
+ " l %0,%1\n"
+ "0: cs %0,0,0(1)\n"
+ " jl 0b"
+ : "=&d" (ret), "+m" (*spinlock)
+ : : "0", "1", "cc");
+
+ return ret;
+}
+
+
+/* Get some notion of the current stack. Need not be exactly the top
+ of the stack, just something somewhere in the current frame. */
+#define CURRENT_STACK_FRAME stack_pointer
+register char * stack_pointer __asm__ ("15");
+
+/* Return the thread descriptor for the current thread.
+ 64 bit S/390 uses access register 0 and 1 as "thread register". */
+#define THREAD_SELF ({ \
+ register pthread_descr __self; \
+ __asm__ (" ear %0,%%a0\n" \
+ " sllg %0,%0,32\n" \
+ " ear %0,%%a1\n" \
+ : "=d" (__self) ); \
+ __self; \
+})
+
+/* Initialize the thread-unique value. */
+#define INIT_THREAD_SELF(descr, nr) ({ \
+ __asm__ (" sar %%a1,%0\n" \
+ " srlg 0,%0,32\n" \
+ " sar %%a0,0\n" \
+ : : "d" (descr) : "0" ); \
+})
+
+/* Access to data in the thread descriptor is easy. */
+#define THREAD_GETMEM(descr, member) THREAD_SELF->member
+#define THREAD_GETMEM_NC(descr, member) THREAD_SELF->member
+#define THREAD_SETMEM(descr, member, value) THREAD_SELF->member = (value)
+#define THREAD_SETMEM_NC(descr, member, value) THREAD_SELF->member = (value)
+
+/* We want the OS to assign stack addresses. */
+#define FLOATING_STACKS 1
+
+/* Maximum size of the stack if the rlimit is unlimited. */
+#define ARCH_STACK_MAX_SIZE 8*1024*1024
+
+/* Compare-and-swap for semaphores. */
+
+#define HAS_COMPARE_AND_SWAP
+
+PT_EI int
+__compare_and_swap(long int *p, long int oldval, long int newval)
+{
+ int retval;
+
+ __asm__ __volatile__(
+ " lgr 0,%2\n"
+ " csg 0,%3,%1\n"
+ " ipm %0\n"
+ " srl %0,28\n"
+ "0:"
+ : "=&d" (retval), "+m" (*p)
+ : "d" (oldval) , "d" (newval)
+ : "cc", "0");
+ return retval == 0;
+}
+
+
+
+/* Get some notion of the current stack. Need not be exactly the top
+ of the stack, just something somewhere in the current frame. */
+#define CURRENT_STACK_FRAME stack_pointer
+register char * stack_pointer __asm__ ("%r15");
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/pt-initfini.c b/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/pt-initfini.c
new file mode 100644
index 0000000000..8fccbcdd13
--- /dev/null
+++ b/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/pt-initfini.c
@@ -0,0 +1,154 @@
+/* Special .init and .fini section support for S/390.
+ Copyright (C) 2000, 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.
+
+ 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
+ STM 6,15,24(15)
+ BRAS 13,.LTN1_0
+.LT1_0:
+.LC13:
+ .long __pthread_initialize_minimal@PLT-.LT1_0
+.LC14:
+ .long __gmon_start__@GOT
+.LC15:
+ .long _GLOBAL_OFFSET_TABLE_-.LT1_0
+.LTN1_0:
+ LR 1,15
+ AHI 15,-96
+ ST 1,0(15)
+ L 12,.LC15-.LT1_0(13)
+ AR 12,13
+ L 1,.LC13-.LT1_0(13)
+ LA 1,0(1,13)
+ BASR 14,1
+ L 1,.LC14-.LT1_0(13)
+ L 1,0(1,12)
+ LTR 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
+ L 4,152(15)
+ LM 6,15,120(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
+ STM 6,15,24(15)
+ BRAS 13,.LTN2_0
+.LT2_0:
+.LC17:
+ .long _GLOBAL_OFFSET_TABLE_-.LT2_0
+.LTN2_0:
+ LR 1,15
+ AHI 15,-96
+ ST 1,0(15)
+ L 12,.LC17-.LT2_0(13)
+ AR 12,13
+#APP
+ .align 4,0x07
+ END_FINI
+
+/*@_fini_PROLOG_ENDS*/
+
+/*@_fini_EPILOG_BEGINS*/
+ .align 4
+ .section .fini
+#NO_APP
+ .align 4
+ L 4,152(15)
+ LM 6,15,120(15)
+ BR 4
+#APP
+ END_FINI
+
+/*@_fini_EPILOG_ENDS*/
+
+/*@TRAILER_BEGINS*/
+");
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c b/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c
new file mode 100644
index 0000000000..446a3edb28
--- /dev/null
+++ b/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c
@@ -0,0 +1,137 @@
+/* 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_
+ BRASL 14,__pthread_initialize_minimal@PLT
+ LARL 1,__gmon_start__@GOTENT
+ LG 1,0(1)
+ 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*/
+");