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author | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
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committer | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
commit | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch) | |
tree | 2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/hppa/elf | |
parent | 7d58530341304d403a6626d7f7a1913165fe2f32 (diff) | |
download | glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.zip glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.bz2 |
2.5-18.1
Diffstat (limited to 'sysdeps/hppa/elf')
-rw-r--r-- | sysdeps/hppa/elf/entry.h | 10 | ||||
-rw-r--r-- | sysdeps/hppa/elf/initfini.c | 139 | ||||
-rw-r--r-- | sysdeps/hppa/elf/start.S | 97 |
3 files changed, 0 insertions, 246 deletions
diff --git a/sysdeps/hppa/elf/entry.h b/sysdeps/hppa/elf/entry.h deleted file mode 100644 index b024db2..0000000 --- a/sysdeps/hppa/elf/entry.h +++ /dev/null @@ -1,10 +0,0 @@ -#ifndef __ASSEMBLY__ -extern void _start (void); -#endif - -/* The function's entry point is stored in the first word of the - function descriptor (plabel) of _start(). */ -#define ENTRY_POINT __canonicalize_funcptr_for_compare(_start) - -/* We have to provide a special declaration. */ -#define ENTRY_POINT_DECL(class) class void _start (void); 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*/\ -"); diff --git a/sysdeps/hppa/elf/start.S b/sysdeps/hppa/elf/start.S deleted file mode 100644 index 4cf832a..0000000 --- a/sysdeps/hppa/elf/start.S +++ /dev/null @@ -1,97 +0,0 @@ -/* ELF startup code for HPPA. - Copyright (C) 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. */ - - .text - - .align 4 - - .import main, code - .import $global$, data - .import __libc_start_main, code - .import __libc_csu_fini, code - .import __libc_csu_init, code - - .globl _start - .export _start, ENTRY - .type _start,@function -_start: - - .proc - .callinfo - - /* load main */ - ldil LP%main, %r26 - ldo RP%main(%r26), %r26 - - /* argc and argv should be in 25 and 24 */ - - /* Expand the stack to store the 5th through 7th args */ - ldo 64(%sp), %sp - - /* void (*rtld_fini) (void) (actually the 6th arg) */ - stw %r23, -56(%sp) - - /* void (*init) (void) */ - ldil LP%__libc_csu_init, %r23 - ldo RP%__libc_csu_init(%r23), %r23 - - /* void (*fini) (void) */ - ldil LP%__libc_csu_fini, %r22 - ldo RP%__libc_csu_fini(%r22), %r22 - stw %r22, -52(%sp) - - /* void *stack_end */ - stw %sp, -60(%sp) - - /* load global */ - ldil L%$global$, %dp - ldo R%$global$(%dp), %dp - - bl __libc_start_main,%r2 - nop - /* die horribly if it returned (it shouldn't) */ - iitlbp %r0,(%r0) - nop - - .procend - -/* 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 |