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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /sysdeps/i386/dl-trampoline.S
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'sysdeps/i386/dl-trampoline.S')
-rw-r--r--sysdeps/i386/dl-trampoline.S184
1 files changed, 0 insertions, 184 deletions
diff --git a/sysdeps/i386/dl-trampoline.S b/sysdeps/i386/dl-trampoline.S
deleted file mode 100644
index fd87eb711d..0000000000
--- a/sysdeps/i386/dl-trampoline.S
+++ /dev/null
@@ -1,184 +0,0 @@
-/* PLT trampolines.  i386 version.
-   Copyright (C) 2004, 2005 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.
-
-   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.  */
-
-#include <sysdep.h>
-
-	.text
-	.globl _dl_runtime_resolve
-	.type _dl_runtime_resolve, @function
-	cfi_startproc
-	.align 16
-_dl_runtime_resolve:
-	cfi_adjust_cfa_offset (8)
-	pushl %eax		# Preserve registers otherwise clobbered.
-	cfi_adjust_cfa_offset (4)
-	pushl %ecx
-	cfi_adjust_cfa_offset (4)
-	pushl %edx
-	cfi_adjust_cfa_offset (4)
-	movl 16(%esp), %edx	# Copy args pushed by PLT in register.  Note
-	movl 12(%esp), %eax	# that `fixup' takes its parameters in regs.
-	call _dl_fixup		# Call resolver.
-	popl %edx		# Get register content back.
-	cfi_adjust_cfa_offset (-4)
-	popl %ecx
-	cfi_adjust_cfa_offset (-4)
-	xchgl %eax, (%esp)	# Get %eax contents end store function address.
-	ret $8			# Jump to function address.
-	cfi_endproc
-	.size _dl_runtime_resolve, .-_dl_runtime_resolve
-
-
-#ifndef PROF
-	.globl _dl_runtime_profile
-	.type _dl_runtime_profile, @function
-	cfi_startproc
-	.align 16
-_dl_runtime_profile:
-	cfi_adjust_cfa_offset (8)
-	pushl %esp
-	cfi_adjust_cfa_offset (4)
-	addl $8, (%esp)		# Account for the pushed PLT data
-	pushl %ebp
-	cfi_adjust_cfa_offset (4)
-	pushl %eax		# Preserve registers otherwise clobbered.
-	cfi_adjust_cfa_offset (4)
-	pushl %ecx
-	cfi_adjust_cfa_offset (4)
-	pushl %edx
-	cfi_adjust_cfa_offset (4)
-	movl %esp, %ecx
-	subl $8, %esp
-	cfi_adjust_cfa_offset (8)
-	movl $-1, 4(%esp)
-	leal 4(%esp), %edx
-	movl %edx, (%esp)
-	pushl %ecx		# Address of the register structure
-	cfi_adjust_cfa_offset (4)
-	movl 40(%esp), %ecx	# Load return address
-	movl 36(%esp), %edx	# Copy args pushed by PLT in register.  Note
-	movl 32(%esp), %eax	# that `fixup' takes its parameters in regs.
-	call _dl_profile_fixup	# Call resolver.
-	cfi_adjust_cfa_offset (-8)
-	movl (%esp), %edx
-	testl %edx, %edx
-	jns 1f
-	popl %edx
-	cfi_adjust_cfa_offset (-4)
-	popl %edx		# Get register content back.
-	cfi_adjust_cfa_offset (-4)
-	popl %ecx
-	cfi_adjust_cfa_offset (-4)
-	xchgl %eax, (%esp)	# Get %eax contents end store function address.
-	ret $16			# Jump to function address.
-
-	/*
-	    +32     return address
-	    +28     PLT1
-	    +24     PLT2
-	    +20     %esp
-	    +16     %ebp
-	    +12     %eax
-	    +8      %ecx
-	    +4      %edx
-	   %esp     free
-	*/
-	cfi_adjust_cfa_offset (12)
-1:	movl %ebx, (%esp)
-	cfi_rel_offset (3, 0)
-	movl %edx, %ebx		# This is the frame buffer size
-	pushl %edi
-	cfi_adjust_cfa_offset (4)
-	cfi_rel_offset (7, 0)
-	pushl %esi
-	cfi_adjust_cfa_offset (4)
-	cfi_rel_offset (6, 0)
-	leal 44(%esp), %esi
-	movl %ebx, %ecx
-	movl %esp, %edi
-	subl %ebx, %edi
-	andl $0xfffffff0, %edi	# Align stack
-	movl %esp, %ebx
-	cfi_def_cfa_register (3)
-	movl %edi, %esp
-	shrl $2, %ecx
-	rep
-	movsl
-	movl (%edi), %esi
-	cfi_restore (6)
-	movl 4(%edi), %edi
-	cfi_restore (7)
-	/*
-	   %ebx+40  return address
-	   %ebx+36  PLT1
-	   %ebx+32  PLT2
-	   %ebx+28  %esp
-	   %ebx+24  %ebp
-	   %ebx+20  %eax
-	   %ebx+16  %ecx
-	   %ebx+12  %edx
-	   %ebx+8   %ebx
-	   %ebx+4   free
-	   %ebx     free
-	   %esp     copied stack frame
-	*/
-	movl %eax, (%ebx)
-	movl 12(%ebx), %edx
-	movl 16(%ebx), %ecx
-	movl 20(%ebx), %eax
-	call *(%ebx)
-	movl %ebx, %esp
-	cfi_def_cfa_register (4)
-	movl 8(%esp), %ebx
-	cfi_restore (3)
-	/*
-	    +40     return address
-	    +36     PLT1
-	    +32     PLT2
-	    +28     %esp
-	    +24     %ebp
-	    +20     %eax
-	    +16     %ecx
-	    +12     %edx
-	    +8      free
-	    +4      free
-	   %esp     free
-	*/
-	subl $20, %esp
-	cfi_adjust_cfa_offset (20)
-	movl %eax, (%esp)
-	movl %edx, 4(%esp)
-	fstpt 8(%esp)
-	fstpt 20(%esp)
-	pushl %esp
-	cfi_adjust_cfa_offset (4)
-	leal 36(%esp), %ecx
-	movl 56(%esp), %eax
-	movl 60(%esp), %edx
-	call _dl_call_pltexit
-	movl (%esp), %eax
-	movl 4(%esp), %edx
-	fldt 20(%esp)
-	fldt 8(%esp)
-	addl $60, %esp
-	cfi_adjust_cfa_offset (-60)
-	ret
-	cfi_endproc
-	.size _dl_runtime_profile, .-_dl_runtime_profile
-#endif