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Diffstat (limited to 'sysdeps/hppa/elf/initfini.c')
| -rw-r--r-- | sysdeps/hppa/elf/initfini.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/sysdeps/hppa/elf/initfini.c b/sysdeps/hppa/elf/initfini.c deleted file mode 100644 index 35f5dd5..0000000 --- a/sysdeps/hppa/elf/initfini.c +++ /dev/null @@ -1,139 +0,0 @@ -/* Special .init and .fini section support for HPPA - Copyright (C) 2000, 2002 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 Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - In addition to the permissions in the GNU Lesser 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 GNU Lesser 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.) - - Note that people who make modified versions of this file are not - obligated to grant this special exception for their modified - versions; it is their choice whether to do so. The GNU Lesser - General Public License gives permission to release a modified - version without this exception; this exception also makes it - possible to release a modified version which carries forward this - exception. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -/* 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. */ - -/* If we use the standard C version, the linkage table pointer won't - be properly preserved due to the splitting up of function prologues - and epilogues. Therefore we write these in assembly to make sure - they do the right thing. - - Note that we cannot have a weak undefined __gmon_start__, because - that would require this to be PIC, and the linker is currently not - able to generate a proper procedure descriptor for _init. Sad but - true. Anyway, HPPA is one of those horrible architectures where - making the comparison and indirect call is quite expensive (see the - comment in sysdeps/generic/initfini.c). */ - -__asm__ ("\ -\n\ -#include \"defs.h\"\n\ -\n\ -/*@HEADER_ENDS*/\n\ -\n\ -/*@_init_PROLOG_BEGINS*/\n\ - .section .init\n\ - .align 4\n\ - .globl _init\n\ - .type _init,@function\n\ -_init:\n\ - stw %rp,-20(%sp)\n\ - stwm %r4,64(%sp)\n\ - stw %r19,-32(%sp)\n\ - bl __gmon_start__,%rp\n\ - copy %r19,%r4 /* delay slot */\n\ - copy %r4,%r19\n\ -/*@_init_PROLOG_ENDS*/\n\ -\n\ -/*@_init_EPILOG_BEGINS*/\n\ - .text\n\ - .align 4\n\ - .weak __gmon_start__\n\ - .type __gmon_start__,@function\n\ -__gmon_start__:\n\ - .proc\n\ - .callinfo\n\ - .entry\n\ - bv,n %r0(%r2)\n\ - .exit\n\ - .procend\n\ -\n\ -/* Here is the tail end of _init. We put __gmon_start before this so\n\ - that the assembler creates the .PARISC.unwind section for us, ie.\n\ - with the right attributes. */\n\ - .section .init\n\ - ldw -84(%sp),%rp\n\ - copy %r4,%r19\n\ - bv %r0(%rp)\n\ -_end_init:\n\ - ldwm -64(%sp),%r4\n\ -\n\ -/* Our very own unwind info, because the assembler can't handle\n\ - functions split into two or more pieces. */\n\ - .section .PARISC.unwind\n\ - .extern _init\n\ - .word _init, _end_init\n\ - .byte 0x08, 0x01, 0x00, 0x08, 0x00, 0x00, 0x00, 0x08\n\ -\n\ -/*@_init_EPILOG_ENDS*/\n\ -\n\ -/*@_fini_PROLOG_BEGINS*/\n\ - .section .fini\n\ - .align 4\n\ - .globl _fini\n\ - .type _fini,@function\n\ -_fini:\n\ - stw %rp,-20(%sp)\n\ - stwm %r4,64(%sp)\n\ - stw %r19,-32(%sp)\n\ - copy %r19,%r4\n\ -/*@_fini_PROLOG_ENDS*/\n\ -\n\ -/*@_fini_EPILOG_BEGINS*/\n\ - .section .fini\n\ - ldw -84(%sp),%rp\n\ - copy %r4,%r19\n\ - bv %r0(%rp)\n\ -_end_fini:\n\ - ldwm -64(%sp),%r4\n\ -\n\ - .section .PARISC.unwind\n\ - .extern _fini\n\ - .word _fini, _end_fini\n\ - .byte 0x08, 0x01, 0x00, 0x08, 0x00, 0x00, 0x00, 0x08\n\ -\n\ -/*@_fini_EPILOG_ENDS*/\n\ -\n\ -/*@TRAILER_BEGINS*/\ -"); |