diff options
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibSse2/X64/SetMem.S')
-rw-r--r-- | MdePkg/Library/BaseMemoryLibSse2/X64/SetMem.S | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/MdePkg/Library/BaseMemoryLibSse2/X64/SetMem.S b/MdePkg/Library/BaseMemoryLibSse2/X64/SetMem.S deleted file mode 100644 index 25012d402b0e..000000000000 --- a/MdePkg/Library/BaseMemoryLibSse2/X64/SetMem.S +++ /dev/null @@ -1,72 +0,0 @@ -# -# ConvertAsm.py: Automatically generated from SetMem.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: -# -# SetMem.S -# -# Abstract: -# -# SetMem function -# -# Notes: -# -#------------------------------------------------------------------------------ - - -#------------------------------------------------------------------------------ -# VOID * -# EFIAPI -# InternalMemSetMem ( -# IN VOID *Buffer, -# IN UINTN Count, -# IN UINT8 Value -# ) -#------------------------------------------------------------------------------ -ASM_GLOBAL ASM_PFX(InternalMemSetMem) -ASM_PFX(InternalMemSetMem): - pushq %rdi - movq %rcx, %rdi # rdi <- Buffer - movb %r8b, %al # al <- Value - movq %rdi, %r9 # r9 <- Buffer as return value - xorq %rcx, %rcx - subq %rdi, %rcx - andq $15, %rcx # rcx + rdi aligns on 16-byte boundary - jz L0 - cmpq %rdx, %rcx - cmova %rdx, %rcx - subq %rcx, %rdx - rep stosb -L0: - movq %rdx, %rcx - andq $15, %rdx - shrq $4, %rcx - jz L_SetBytes - movb %al, %ah # ax <- Value repeats twice - movdqa %xmm0, 0x10(%rsp) # save xmm0 - movd %eax, %xmm0 # xmm0[0..16] <- Value repeats twice - pshuflw $0, %xmm0, %xmm0 # xmm0[0..63] <- Value repeats 8 times - movlhps %xmm0, %xmm0 # xmm0 <- Value repeats 16 times -L1: - movntdq %xmm0, (%rdi) # rdi should be 16-byte aligned - add $16, %rdi - loop L1 - mfence - movdqa 0x10(%rsp), %xmm0 # restore xmm0 -L_SetBytes: - movl %edx, %ecx # high 32 bits of rcx are always zero - rep stosb - movq %r9, %rax # rax <- Return value - popq %rdi - ret |