Adjust directory structures.

[mirror_edk2.git] / MdeModulePkg / Universal / Ebc / Dxe / x64 / EbcLowLevel.S

diff --git a/MdeModulePkg/Universal/Ebc/Dxe/x64/EbcLowLevel.S b/MdeModulePkg/Universal/Ebc/Dxe/x64/EbcLowLevel.S
deleted file mode 100644 (file)
index 5384625..0000000
--- a/MdeModulePkg/Universal/Ebc/Dxe/x64/EbcLowLevel.S
+++ /dev/null
@@ -1,144 +0,0 @@
-#****************************************************************************\r
-#*                                                                         \r
-#*  Copyright (c) 2006, 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
-#*  http://opensource.org/licenses/bsd-license.php                                            \r
-#*                                                                                            \r
-#*  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     \r
-#*  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             \r
-#*                                                                          \r
-#****************************************************************************\r
-#****************************************************************************\r
-#                                   REV 1.0\r
-#****************************************************************************\r
-#\r
-# Rev  Date      Description\r
-# ---  --------  ------------------------------------------------------------\r
-# 1.0  05/09/12  Initial creation of file.\r
-#\r
-#****************************************************************************\r
-\r
-#* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\r
-# This code provides low level routines that support the Virtual Machine\r
-# for option ROMs. \r
-#* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\r
-\r
-#---------------------------------------------------------------------------\r
-# Equate files needed.\r
-#---------------------------------------------------------------------------\r
-\r
-#---------------------------------------------------------------------------\r
-##GenericPostSegment      SEGMENT USE16\r
-#---------------------------------------------------------------------------\r
-\r
-#****************************************************************************\r
-# EbcLLCALLEX\r
-#\r
-# This function is called to execute an EBC CALLEX instruction. \r
-# This instruction requires that we thunk out to external native\r
-# code. For x64, we switch stacks, copy the arguments to the stack\r
-# and jump to the specified function. \r
-# On return, we restore the stack pointer to its original location.\r
-#\r
-# Destroys no working registers.\r
-#****************************************************************************\r
-.global _CopyMem;\r
-\r
-# VOID EbcLLCALLEXNative(UINTN FuncAddr, UINTN NewStackPointer, VOID *FramePtr)\r
-.global _EbcLLCALLEXNative;\r
-_EbcLLCALLEXNative:\r
-      push   %rbp\r
-      push   %rbx\r
-      mov    %rsp, %rbp\r
-      # Function prolog\r
-\r
-      # Copy FuncAddr to a preserved register.\r
-      mov    %rcx, %rbx\r
-\r
-      # Set stack pointer to new value\r
-      sub    %r8,  %rdx\r
-      sub    %rsp, %r8\r
-      mov    %rsp, %rcx\r
-      sub    %rsp, 0x20\r
-      call   _CopyMem \r
-      add    %rsp, 0x20\r
-\r
-      # Considering the worst case, load 4 potiential arguments\r
-      # into registers.\r
-      mov    (%rsp), %rcx\r
-      mov    8(%rsp), %rdx\r
-      mov    10(%rsp), %r8\r
-      mov    18(%rsp), %r9\r
-\r
-      # Now call the external routine\r
-      call  *%rbx\r
-\r
-      # Function epilog\r
-      mov      %rbp, %rsp\r
-      pop      %rbx\r
-      pop      %rbp\r
-      ret\r
-\r
-\r
-# UINTN EbcLLGetEbcEntryPoint(VOID);\r
-# Routine Description:\r
-#   The VM thunk code stuffs an EBC entry point into a processor\r
-#   register. Since we can't use inline assembly to get it from\r
-#   the interpreter C code, stuff it into the return value \r
-#   register and return.\r
-#\r
-# Arguments:\r
-#     None.\r
-#\r
-# Returns:\r
-#     The contents of the register in which the entry point is passed.\r
-#\r
-.global _EbcLLGetEbcEntryPoint;\r
-_EbcLLGetEbcEntryPoint:\r
-    ret\r
-\r
-#/*++\r
-#\r
-#Routine Description:\r
-#  \r
-#  Return the caller's value of the stack pointer.\r
-#\r
-#Arguments:\r
-#\r
-#  None.\r
-#\r
-#Returns:\r
-#\r
-#  The current value of the stack pointer for the caller. We\r
-#  adjust it by 4 here because when they called us, the return address\r
-#  is put on the stack, thereby lowering it by 4 bytes.\r
-#\r
-#--*/\r
-\r
-# UINTN EbcLLGetStackPointer()            \r
-.global _EbcLLGetStackPointer;\r
-_EbcLLGetStackPointer:\r
-    mov    %rsp, %rax\r
-    # Stack adjusted by this much when we were called,\r
-    # For this function, it's 4.\r
-    add   $4, %rax\r
-    ret\r
-\r
-.global _EbcLLGetReturnValue;\r
-_EbcLLGetReturnValue:\r
-# UINT64 EbcLLGetReturnValue(VOID);\r
-# Routine Description:\r
-#   When EBC calls native, on return the VM has to stuff the return\r
-#   value into a VM register. It's assumed here that the value is still\r
-#    in the register, so simply return and the caller should get the\r
-#   return result properly.\r
-#\r
-# Arguments:\r
-#     None.\r
-#\r
-# Returns:\r
-#     The unmodified value returned by the native code.\r
-#\r
-    ret\r