Moved the MdePkg to OldMdePkg so that new code in MdePkg does not break existing...

[mirror_edk2.git] / OldMdePkg / Library / BaseLib / Ia32 / LongJump.S

diff --git a/OldMdePkg/Library/BaseLib/Ia32/LongJump.S b/OldMdePkg/Library/BaseLib/Ia32/LongJump.S
new file mode 100644 (file)
index 0000000..0b76896
--- /dev/null
+++ b/OldMdePkg/Library/BaseLib/Ia32/LongJump.S
@@ -0,0 +1,41 @@
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, Intel Corporation
+# All rights reserved. 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:
+#
+#   LongJump.Asm
+#
+# Abstract:
+#
+#   Implementation of _LongJump() on IA-32.
+#
+#------------------------------------------------------------------------------
+
+.globl ASM_PFX(InternalLongJump)
+
+#------------------------------------------------------------------------------
+# VOID
+# EFIAPI
+# InternalLongJump (
+#   IN      BASE_LIBRARY_JUMP_BUFFER  *JumpBuffer,
+#   IN      UINTN                     Value
+#   );
+#------------------------------------------------------------------------------
+ASM_PFX(InternalLongJump):
+    pop     %eax
+    pop     %edx
+    pop     %eax
+    movl    (%edx), %ebx
+    movl    4(%edx), %esi
+    movl    8(%edx), %edi
+    movl    12(%edx), %ebp
+    movl    16(%edx), %esp
+    jmp     *20(%edx)