diff options
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibRepStr/X64/CopyMem.S')
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibRepStr/X64/CopyMem.S | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/X64/CopyMem.S b/MdePkg/Library/BaseMemoryLibRepStr/X64/CopyMem.S deleted file mode 100644 index 73f5964739f0..000000000000 --- a/MdePkg/Library/BaseMemoryLibRepStr/X64/CopyMem.S +++ /dev/null @@ -1,66 +0,0 @@ -# -# ConvertAsm.py: Automatically generated from CopyMem.asm -# -#------------------------------------------------------------------------------ -# -# Copyright (c) 2006 - 2009, Intel Corporation. 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: -# -# CopyMem.S -# -# Abstract: -# -# CopyMem function -# -# Notes: -# -#------------------------------------------------------------------------------ - - -#------------------------------------------------------------------------------ -# VOID * -# EFIAPI -# InternalMemCopyMem ( -# IN VOID *Destination, -# IN VOID *Source, -# IN UINTN Count -# ) -#------------------------------------------------------------------------------ -ASM_GLOBAL ASM_PFX(InternalMemCopyMem) -ASM_PFX(InternalMemCopyMem): - pushq %rsi - pushq %rdi - movq %rdx, %rsi # rsi <- Source - movq %rcx, %rdi # rdi <- Destination - leaq -1(%rsi, %r8,), %r9 # r9 <- End of Source - cmpq %rdi, %rsi - movq %rdi, %rax # rax <- Destination as return value - jae L0 - cmpq %rdi, %r9 - jae L_CopyBackward # Copy backward if overlapped -L0: - movq %r8, %rcx - andq $7, %r8 - shrq $3, %rcx - rep movsq # Copy as many Qwords as possible - jmp L_CopyBytes -L_CopyBackward: - movq %r9, %rsi # rsi <- End of Source - leaq -1(%rdi, %r8), %rdi # esi <- End of Destination - std # set direction flag -L_CopyBytes: - movq %r8, %rcx - rep movsb # Copy bytes backward - cld - popq %rdi - popq %rsi - ret - |