diff options
Diffstat (limited to 'MdePkg/Library/BaseLib/Ia32/InternalSwitchStack.S')
-rw-r--r-- | MdePkg/Library/BaseLib/Ia32/InternalSwitchStack.S | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/InternalSwitchStack.S b/MdePkg/Library/BaseLib/Ia32/InternalSwitchStack.S deleted file mode 100644 index 027379efd7..0000000000 --- a/MdePkg/Library/BaseLib/Ia32/InternalSwitchStack.S +++ /dev/null @@ -1,48 +0,0 @@ -#------------------------------------------------------------------------------
-#
-# Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
-# Portions copyright (c) 2011, Apple Inc. All rights reserved.<BR>
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php.
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-# Module Name:
-#
-# InternalSwitchStack.S
-#
-# Abstract:
-#
-# Implementation of a stack switch on IA-32.
-#
-#------------------------------------------------------------------------------
-
-ASM_GLOBAL ASM_PFX(InternalSwitchStack)
-
-#------------------------------------------------------------------------------
-# VOID
-# EFIAPI
-# InternalSwitchStack (
-# IN SWITCH_STACK_ENTRY_POINT EntryPoint,
-# IN VOID *Context1, OPTIONAL
-# IN VOID *Context2, OPTIONAL
-# IN VOID *NewStack
-# );
-#------------------------------------------------------------------------------
-ASM_PFX(InternalSwitchStack):
- pushl %ebp
- movl %esp, %ebp
-
- movl 20(%ebp), %esp # switch stack
- subl $8, %esp
-
- movl 16(%ebp), %eax
- movl %eax, 4(%esp)
- movl 12(%ebp), %eax
- movl %eax, (%esp)
- pushl $0 # keeps gdb from unwinding stack
- jmp *8(%ebp) # call and never return
-
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