1be8039054
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Gao, Liming <liming.gao@intel.com> Reviewed-by: Andrew Fish <afish@apple.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15784 6f19259b-4bc3-4df7-8a09-765794883524
60 lines
1.6 KiB
ArmAsm
60 lines
1.6 KiB
ArmAsm
#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php.
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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# Module Name:
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#
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# SetMem16.asm
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#
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# Abstract:
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#
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# SetMem16 function
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#
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# Notes:
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#
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#------------------------------------------------------------------------------
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ASM_GLOBAL ASM_PFX(InternalMemSetMem16)
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#------------------------------------------------------------------------------
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# VOID *
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# InternalMemSetMem16 (
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# IN VOID *Buffer,
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# IN UINTN Count,
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# IN UINT16 Value
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# )
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#------------------------------------------------------------------------------
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ASM_PFX(InternalMemSetMem16):
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push %edi
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movl 16(%esp), %eax
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shrdl $16, %eax, %edx
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shldl $16, %edx, %eax
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movl 12(%esp), %edx
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movl 8(%esp), %edi
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movl %edx, %ecx
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andl $3, %edx
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shrl $2, %ecx
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jz L1
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movd %eax, %mm0
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movd %eax, %mm1
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psllq $32, %mm0
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por %mm1, %mm0
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L0:
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movq %mm0, (%edi)
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addl $8, %edi
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loop L0
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L1:
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movl %edx, %ecx
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rep
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stosw
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movl 8(%esp), %eax
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pop %edi
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ret
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