Replace .globl with ASM_GLOBAL

[mirror_edk2.git] / MdePkg / Library / BaseLib / Ia32 / SetJump.S

diff --git a/MdePkg/Library/BaseLib/Ia32/SetJump.S b/MdePkg/Library/BaseLib/Ia32/SetJump.S
index a3a70b6cf1736a41db987081cd78b8e679fef179..c8eaccb89ad2d208c4ffa1a55e4db7f36b06a587 100644 (file)
--- a/MdePkg/Library/BaseLib/Ia32/SetJump.S
+++ b/MdePkg/Library/BaseLib/Ia32/SetJump.S
@@ -1,11 +1,6 @@
-//\r
-// Include common header file for this module.\r
-//\r
-#include "CommonHeader.h"\r
-\r
 #------------------------------------------------------------------------------\r
 #\r
-# Copyright (c) 2006, Intel Corporation\r
+# Copyright (c) 2006 - 2008, Intel Corporation\r
 # All rights reserved. This program and the accompanying materials\r
 # are licensed and made available under the terms and conditions of the BSD License\r
 # which accompanies this distribution.  The full text of the license may be found at\r
@@ -16,7 +11,7 @@
 #\r
 # Module Name:\r
 #\r
-#   SetJump.Asm\r
+#   SetJump.S\r
 #\r
 # Abstract:\r
 #\r
@@ -24,7 +19,7 @@
 #\r
 #------------------------------------------------------------------------------\r
 \r
-.globl ASM_PFX(SetJump), ASM_PFX(InternalAssertJumpBuffer)\r
+ASM_GLOBAL ASM_PFX(SetJump), ASM_PFX(InternalAssertJumpBuffer)\r
 \r
 #------------------------------------------------------------------------------\r
 # UINTN\r
@@ -35,15 +30,15 @@
 #------------------------------------------------------------------------------\r
 ASM_PFX(SetJump):\r
     pushl   0x4(%esp)\r
-    call    ASM_PFX(InternalAssertJumpBuffer)\r
-    pop     %ecx\r
+    call    ASM_PFX(InternalAssertJumpBuffer)               # To validate JumpBuffer\r
     pop     %ecx\r
+    pop     %ecx                                            # ecx <- return address\r
     movl    (%esp), %edx\r
     movl    %ebx, (%edx)\r
     movl    %esi, 4(%edx)\r
     movl    %edi, 8(%edx)\r
     movl    %ebp, 12(%edx)\r
     movl    %esp, 16(%edx)\r
-    movl    %ecx, 20(%edx)\r
+    movl    %ecx, 20(%edx)                                  # eip value to restore in LongJump\r
     xorl    %eax, %eax\r
     jmp     *%ecx\r