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On Thu, Feb 01, 2001 at 10:34:46PM -0800, Ulrich Drepper wrote: > I've implemented the DF_1_INTIFIRST flag now and it's being used in > the thread library (and only there, it's specially for this DSO). The > test case Jakub sent works for me now. On i686. > > But there is more work left. All architectures which have separate > initfini.c files need work. There is a file named pt-initfini.c > required for architecture which has a special initfini.c file. So, > get working (HPPA, IA64, SH, S390). > Here is a patch for ia64. -- H.J. Lu (hjl@valinux.com) --- 2001-02-07 H.J. Lu <hjl@gnu.org> * linuxthreads/sysdeps/pthread/pt-initfini.c: Declare __pthread_initialize_minimal (). * linuxthreads/sysdeps/unix/sysv/linux/ia64/pt-initfini.c: New. Index: linuxthreads/sysdeps/pthread/pt-initfini.c =================================================================== RCS file: /work/cvs/gnu/glibc/linuxthreads/sysdeps/pthread/pt-initfini.c,v retrieving revision 1.1.1.1 diff -u -p -r1.1.1.1 pt-initfini.c --- linuxthreads/sysdeps/pthread/pt-initfini.c 2001/02/03 07:02:29 1.1.1.1 +++ linuxthreads/sysdeps/pthread/pt-initfini.c 2001/02/03 22:09:46 @@ -65,6 +65,7 @@ asm ("\n/*@_init_PROLOG_BEGINS*/"); static void call_initialize_minimal (void) { + extern void __pthread_initialize_minimal (void); __pthread_initialize_minimal (); } --- /dev/null Tue Dec 12 13:27:14 2000 +++ linuxthreads/sysdeps/unix/sysv/linux/ia64/pt-initfini.c Sat Feb 3 14:13:27 2001 @@ -0,0 +1,117 @@ +/* Special .init and .fini section support for Linuxthread/ia64. + 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. + + 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*/ + +/*@_init_PROLOG_BEGINS*/ + .section .init + .align 16 + .global _init# + .proc _init# +_init: + alloc r34 = ar.pfs, 0, 3, 0, 0 + mov r32 = r12 + mov r33 = b0 + adds r12 = -16, r12 + addl r14 = @ltoff(@fptr(__gmon_start__#)), gp + ;; +/* we could use r35 to save gp, but we use the stack since that's what + * all the other init routines will do --davidm 00/04/05 */ + st8 [r12] = gp, -16 + br.call.sptk.many b0 = __pthread_initialize_minimal# + ;; + ld8 r15 = [r14] + ;; + cmp.eq p6, p7 = 0, r15 + (p6) br.cond.dptk .L5 + br.call.sptk.many b0 = __gmon_start__# ;; +.L5: + adds r12 = 16, r12 + ;; + ld8 gp = [r12] + ;; + .align 16 + .endp _init# + +/*@_init_PROLOG_ENDS*/ + +/*@_init_EPILOG_BEGINS*/ + .section .init + .regstk 0,2,0,0 + mov r12 = r32 + mov ar.pfs = r34 + mov b0 = r33 + br.ret.sptk.many b0 + .endp _init# +/*@_init_EPILOG_ENDS*/ + +/*@_fini_PROLOG_BEGINS*/ + .section .fini + .align 16 + .global _fini# + .proc _fini# +_fini: + alloc r34 = ar.pfs, 0, 3, 0, 0 + mov r32 = r12 + mov r33 = b0 + adds r12 = -16, r12 + ;; + .align 16 + .endp _fini# + +/*@_fini_PROLOG_ENDS*/ + br.call.sptk.many b0 = i_am_not_a_leaf# ;; + ;; + +/*@_fini_EPILOG_BEGINS*/ + .section .fini + mov r12 = r32 + mov ar.pfs = r34 + mov b0 = r33 + br.ret.sptk.many b0 + .endp _fini# + +/*@_fini_EPILOG_ENDS*/ + +/*@TRAILER_BEGINS*/ + .weak __gmon_start__# +");
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