1 #------------------------------------------------------------------------------ 2 # 3 # Copyright (c) 2006, Intel Corporation. All rights reserved.<BR> 4 # This program and the accompanying materials 5 # are licensed and made available under the terms and conditions of the BSD License 6 # which accompanies this distribution. The full text of the license may be found at 7 # http://opensource.org/licenses/bsd-license.php 8 # 9 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 10 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 11 # 12 # Module Name: 13 # 14 # SetJump.Asm 15 # 16 # Abstract: 17 # 18 # Implementation of SetJump() on IA-32. 19 # 20 #------------------------------------------------------------------------------ 21 22 #include <EdkIIGlueBase.h> 23 24 .globl ASM_PFX(SetJump), ASM_PFX(InternalAssertJumpBuffer) 25 26 #------------------------------------------------------------------------------ 27 # UINTN 28 # EFIAPI 29 # SetJump ( 30 # OUT BASE_LIBRARY_JUMP_BUFFER *JumpBuffer 31 # ); 32 #------------------------------------------------------------------------------ 33 ASM_PFX(SetJump): 34 pushl 0x4(%esp) 35 call ASM_PFX(InternalAssertJumpBuffer) 36 pop %ecx 37 pop %ecx 38 movl (%esp), %edx 39 movl %ebx, (%edx) 40 movl %esi, 4(%edx) 41 movl %edi, 8(%edx) 42 movl %ebp, 12(%edx) 43 movl %esp, 16(%edx) 44 movl %ecx, 20(%edx) 45 xorl %eax, %eax 46 jmp *%ecx 47
