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* were only for backup, not necessary for operation.
This commit is contained in:
marco
parent
102fba3a50
commit
8b03286a29
@ -1,116 +0,0 @@
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.file "crt1.c"
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.version "01.01"
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gcc2_compiled.:
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.globl __progname
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.section .rodata
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.LC0:
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.ascii "\0"
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.data
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.p2align 2
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.type __progname,@object
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.size __progname,4
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__progname:
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.long .LC0
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.align 4
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___fpucw:
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.long 0x1332
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.globl ___fpc_brk_addr /* heap management */
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.type ___fpc_brk_addr,@object
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.size ___fpc_brk_addr,4
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___fpc_brk_addr:
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.long 0
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.text
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.p2align 2
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.globl _start
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.type _start,@function
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_start:
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pushl %ebp
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movl %esp,%ebp
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pushl %edi
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pushl %esi
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pushl %ebx
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#APP
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movl %edx,%edx
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#NO_APP
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leal 8(%ebp),%edi
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movl %edi,U_SYSLINUX_ARGV
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mov -4(%edi),%eax
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movl %eax,U_SYSLINUX_ARGC
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movl 4(%ebp),%ebx
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leal 12(%ebp,%ebx,4),%esi
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movl %esi,U_SYSLINUX_ENVP
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movl %esi,environ
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testl %ebx,%ebx
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jle .L2
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movl 8(%ebp),%eax
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testl %eax,%eax
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je .L2
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movl %eax,__progname
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cmpb $0,(%eax)
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je .L2
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.p2align 2,0x90
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.L6:
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cmpb $47,(%eax)
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jne .L5
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leal 1(%eax),%ecx
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movl %ecx,__progname
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.L5:
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incl %eax
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cmpb $0,(%eax)
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jne .L6
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.L2:
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#movl $_DYNAMIC,%eax
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#testl %eax,%eax
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#je .L9
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#pushl %edx
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#call atexit
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#addl $4,%esp
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.L9:
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#pushl $_fini
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#call atexit
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#call _init
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#pushl %esi
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#pushl %edi
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#pushl %ebx
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# copied from linux
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finit /* initialize fpu */
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fwait
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fldcw ___fpucw
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xorl %ebp,%ebp
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call main
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pushl %eax
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jmp _haltproc
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.globl _haltproc
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.type _haltproc,@function
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_haltproc:
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mov $1,%eax
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movzwl U_SYSLINUX_EXITCODE,%ebx
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pushl %ebx
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call _actualsyscall
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addl $4,%esp
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jmp _haltproc
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.globl _actualsyscall
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.type _actualsyscall,@function
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_actualsyscall:
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int $0x80
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ret
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.p2align 2,0x90
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.Lfe1:
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.size _start,.Lfe1-_start
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.comm environ,4,4
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.weak _DYNAMIC
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.ident "GCC: (GNU) 2.7.2.1"
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@ -1,59 +0,0 @@
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/*-
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* Copyright 1996-1998 John D. Polstra.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD: src/lib/csu/i386-elf/crtbegin.c,v 1.1.1.1.2.3 1999/08/29 14:55:15 peter Exp $
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*/
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#include <sys/cdefs.h>
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typedef void (*fptr)(void);
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static fptr ctor_list[1] __attribute__((section(".ctors"))) = { (fptr) -1 };
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static fptr dtor_list[1] __attribute__((section(".dtors"))) = { (fptr) -1 };
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static void do_ctors(void) __unused;
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static void do_dtors(void) __unused;
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static void
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do_ctors(void)
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{
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fptr *fpp;
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for(fpp = ctor_list + 1; *fpp != 0; ++fpp)
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;
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while(--fpp > ctor_list)
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(**fpp)();
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}
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static void
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do_dtors(void)
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{
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fptr *fpp;
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for(fpp = dtor_list + 1; *fpp != 0; ++fpp)
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(**fpp)();
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}
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__asm__(".section .init,\"ax\",@progbits; call do_ctors; .previous");
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__asm__(".section .fini,\"ax\",@progbits; call do_dtors; .previous");
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@ -1,33 +0,0 @@
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/*-
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* Copyright 1996-1998 John D. Polstra.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD: src/lib/csu/i386-elf/crtend.c,v 1.1.1.1.2.2 1999/08/29 14:55:15 peter Exp $
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*/
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#include <sys/cdefs.h>
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typedef void (*fptr)(void);
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static fptr ctor_end[1] __attribute__((section(".ctors"))) __unused = { 0 };
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static fptr dtor_end[1] __attribute__((section(".dtors"))) __unused = { 0 };
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@ -1,38 +0,0 @@
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/*-
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* Copyright 1996-1998 John D. Polstra.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD: src/lib/csu/i386-elf/crti.S,v 1.1.1.1.2.1 1999/08/29 14:55:15 peter Exp $
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*/
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.section .init,"ax",@progbits
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.align 4
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.globl _init
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.type _init,@function
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_init:
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.section .fini,"ax",@progbits
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.align 4
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.globl _fini
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.type _fini,@function
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_fini:
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@ -1,32 +0,0 @@
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/*-
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* Copyright 1996-1998 John D. Polstra.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD: src/lib/csu/i386-elf/crtn.S,v 1.1.1.1.2.1 1999/08/29 14:55:15 peter Exp $
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*/
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.section .init,"ax",@progbits
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ret
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.section .fini,"ax",@progbits
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ret
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