1 ;------------------------------------------------------------------------------ 2 ; 3 ; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR> 4 ; This program and the accompanying materials 5 ; are licensed and made available under the terms and conditions of the BSD License 6 ; which accompanies this distribution. The full text of the license may be found at 7 ; http://opensource.org/licenses/bsd-license.php. 8 ; 9 ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 10 ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 11 ; 12 ; Module Name: 13 ; 14 ; SetMem16.nasm 15 ; 16 ; Abstract: 17 ; 18 ; SetMem16 function 19 ; 20 ; Notes: 21 ; 22 ;------------------------------------------------------------------------------ 23 24 SECTION .text 25 26 ;------------------------------------------------------------------------------ 27 ; VOID * 28 ; EFIAPI 29 ; InternalMemSetMem16 ( 30 ; IN VOID *Buffer, 31 ; IN UINTN Count, 32 ; IN UINT16 Value 33 ; ) 34 ;------------------------------------------------------------------------------ 35 global ASM_PFX(InternalMemSetMem16) 36 ASM_PFX(InternalMemSetMem16): 37 push edi 38 mov eax, [esp + 16] 39 shrd edx, eax, 16 40 shld eax, edx, 16 41 mov edx, [esp + 12] 42 mov edi, [esp + 8] 43 mov ecx, edx 44 and edx, 3 45 shr ecx, 2 46 jz @SetWords 47 movd mm0, eax 48 movd mm1, eax 49 psllq mm0, 32 50 por mm0, mm1 51 .0: 52 movq [edi], mm0 53 add edi, 8 54 loop .0 55 @SetWords: 56 mov ecx, edx 57 rep stosw 58 mov eax, [esp + 8] 59 pop edi 60 ret 61 62
