diff options
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem.S')
-rw-r--r-- | MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem.S | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem.S b/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem.S deleted file mode 100644 index 86bba889f2..0000000000 --- a/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem.S +++ /dev/null @@ -1,76 +0,0 @@ -#------------------------------------------------------------------------------ -# -# 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: -# -# SetMem.asm -# -# Abstract: -# -# SetMem function -# -# Notes: -# -#------------------------------------------------------------------------------ - - .686: - #.MODEL flat,C - .xmm: - .code: - -#------------------------------------------------------------------------------ -# VOID * -# _mem_SetMem ( -# IN VOID *Buffer, -# IN UINTN Count, -# IN UINT8 Value -# ); -#------------------------------------------------------------------------------ -.globl _InternalMemSetMem -_InternalMemSetMem: - push %edi - movl 12(%esp), %edx # edx <- Count - movl 8(%esp), %edi # edi <- Buffer - movb 16(%esp), %al # al <- Value - xorl %ecx, %ecx - subl %edi, %ecx - andl $15, %ecx # ecx + edi aligns on 16-byte boundary - jz L0 - cmpl %edx, %ecx - cmova %edx, %ecx - subl %ecx, %edx - rep - stosb -L0: - movl %edx, %ecx - andl $15, %edx - shrl $4, %ecx # ecx <- # of DQwords to set - jz L_SetBytes - movb %al, %ah # ax <- Value | (Value << 8) - addl $-16, %esp - movdqu %xmm0, (%esp) - movd %eax, %xmm0 - pshuflw $0, %xmm0, %xmm0 - movlhps %xmm0, %xmm0 -L1: - movntdq %xmm0, (%edi) - addl $16, %edi - loop L1 - mfence - movdqu (%esp), %xmm0 - addl $16, %esp # stack cleanup -L_SetBytes: - movl %edx, %ecx - rep - stosb - movl 8(%esp), %eax # eax <- Buffer as return value - pop %edi - ret |