From 878ddf1fc3540a715f63594ed22b6929e881afb4 Mon Sep 17 00:00:00 2001 From: bbahnsen Date: Fri, 21 Apr 2006 22:54:32 +0000 Subject: Initial import. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524 --- .../Library/BaseMemoryLibSse2/ia32/CompareMem.asm | 46 ++++++++++++ MdePkg/Library/BaseMemoryLibSse2/ia32/CopyMem.asm | 84 ++++++++++++++++++++++ .../Library/BaseMemoryLibSse2/ia32/ScanMem16.asm | 44 ++++++++++++ .../Library/BaseMemoryLibSse2/ia32/ScanMem32.asm | 44 ++++++++++++ .../Library/BaseMemoryLibSse2/ia32/ScanMem64.asm | 53 ++++++++++++++ MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem8.asm | 44 ++++++++++++ MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem.asm | 74 +++++++++++++++++++ MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem16.asm | 70 ++++++++++++++++++ MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem32.asm | 69 ++++++++++++++++++ MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem64.asm | 63 ++++++++++++++++ MdePkg/Library/BaseMemoryLibSse2/ia32/ZeroMem.asm | 66 +++++++++++++++++ 11 files changed, 657 insertions(+) create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/CompareMem.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/CopyMem.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem16.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem32.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem64.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem8.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem16.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem32.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem64.asm create mode 100644 MdePkg/Library/BaseMemoryLibSse2/ia32/ZeroMem.asm (limited to 'MdePkg/Library/BaseMemoryLibSse2/ia32') diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/CompareMem.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/CompareMem.asm new file mode 100644 index 0000000000..4e35d1c858 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/CompareMem.asm @@ -0,0 +1,46 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; CompareMem.Asm +; +; Abstract: +; +; CompareMem function +; +; Notes: +; +; The following BaseMemoryLib instances share the same version of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +InternalMemCompareMem PROC USES esi edi + mov esi, [esp + 12] + mov edi, [esp + 16] + mov ecx, [esp + 20] + repe cmpsb + movzx eax, byte ptr [esi - 1] + movzx edx, byte ptr [edi - 1] + sub eax, edx + sub eax, edx + ret +InternalMemCompareMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/CopyMem.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/CopyMem.asm new file mode 100644 index 0000000000..6127cc2188 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/CopyMem.asm @@ -0,0 +1,84 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; CopyMem.asm +; +; Abstract: +; +; CopyMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .xmm + .code + +;------------------------------------------------------------------------------ +; VOID * +; _mem_CopyMem ( +; IN VOID *Destination, +; IN VOID *Source, +; IN UINTN Count +; ) +;------------------------------------------------------------------------------ +InternalMemCopyMem PROC USES esi edi + mov esi, [esp + 16] ; esi <- Source + mov edi, [esp + 12] ; edi <- Destination + mov edx, [esp + 20] ; edx <- Count + lea eax, [edi + edx - 1] ; eax <- End of Destination + cmp esi, edi + jae @F + cmp eax, esi ; Overlapped? + jae @CopyBackward ; Copy backward if overlapped +@@: + xor ecx, ecx + sub ecx, edi + and ecx, 15 ; ecx + edi aligns on 16-byte boundary + jz @F + cmp ecx, edx + cmova ecx, edx + sub edx, ecx ; edx <- remaining bytes to copy + rep movsb +@@: + mov ecx, edx + and edx, 15 + shr ecx, 4 ; ecx <- # of DQwords to copy + jz @CopyBytes + add esp, -16 + movdqu [esp], xmm0 ; save xmm0 +@@: + movdqu xmm0, [esi] ; esi may not be 16-bytes aligned + movntdq [edi], xmm0 ; edi should be 16-bytes aligned + add esi, 16 + add edi, 16 + loop @B + mfence + movdqu xmm0, [esp] ; restore xmm0 + add esp, 16 ; stack cleanup + jmp @CopyBytes +@CopyBackward: + mov edi, eax ; edi <- Last byte in Destination + lea esi, [esi + edx - 1] ; esi <- Last byte in Source + std +@CopyBytes: + mov ecx, edx + rep movsb + cld + mov eax, [esp + 12] ; eax <- Destination as return value + ret +InternalMemCopyMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem16.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem16.asm new file mode 100644 index 0000000000..7071942ede --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem16.asm @@ -0,0 +1,44 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem16.Asm +; +; Abstract: +; +; ScanMem16 function +; +; Notes: +; +; The following BaseMemoryLib instances share the same version of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +InternalMemScanMem16 PROC USES edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + mov eax, [esp + 16] + repne scasw + lea eax, [edi - 2] + cmovnz eax, ecx + ret +InternalMemScanMem16 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem32.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem32.asm new file mode 100644 index 0000000000..e6aaf02bc3 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem32.asm @@ -0,0 +1,44 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem32.Asm +; +; Abstract: +; +; ScanMem32 function +; +; Notes: +; +; The following BaseMemoryLib instances share the same version of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +InternalMemScanMem32 PROC USES edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + mov eax, [esp + 16] + repne scasd + lea eax, [edi - 4] + cmovnz eax, ecx + ret +InternalMemScanMem32 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem64.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem64.asm new file mode 100644 index 0000000000..f9725a4a5d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem64.asm @@ -0,0 +1,53 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem64.Asm +; +; Abstract: +; +; ScanMem64 function +; +; Notes: +; +; The following BaseMemoryLib instances share the same version of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +InternalMemScanMem64 PROC USES edi + mov ecx, [esp + 12] + mov eax, [esp + 16] + mov edx, [esp + 20] + mov edi, [esp + 8] +@@: + cmp eax, [edi] + lea edi, [edi + 8] + loopne @B + jne @F + cmp edx, [edi - 4] + jecxz @F + jne @B +@@: + lea eax, [edi - 8] + cmovne eax, ecx + ret +InternalMemScanMem64 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem8.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem8.asm new file mode 100644 index 0000000000..6ae1900189 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/ScanMem8.asm @@ -0,0 +1,44 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem8.Asm +; +; Abstract: +; +; ScanMem8 function +; +; Notes: +; +; The following BaseMemoryLib instances share the same version of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +InternalMemScanMem8 PROC USES edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + mov al, [esp + 16] + repne scasb + lea eax, [edi - 1] + cmovnz eax, ecx + ret +InternalMemScanMem8 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem.asm new file mode 100644 index 0000000000..62b10cff0a --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem.asm @@ -0,0 +1,74 @@ +;------------------------------------------------------------------------------ +; +; 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 +; ) +;------------------------------------------------------------------------------ +InternalMemSetMem PROC USES edi + mov edx, [esp + 12] ; edx <- Count + mov edi, [esp + 8] ; edi <- Buffer + mov al, [esp + 16] ; al <- Value + xor ecx, ecx + sub ecx, edi + and ecx, 15 ; ecx + edi aligns on 16-byte boundary + jz @F + cmp ecx, edx + cmova ecx, edx + sub edx, ecx + rep stosb +@@: + mov ecx, edx + and edx, 15 + shr ecx, 4 ; ecx <- # of DQwords to set + jz @SetBytes + mov ah, al ; ax <- Value | (Value << 8) + add esp, -16 + movdqu [esp], xmm0 ; save xmm0 + movd xmm0, eax + pshuflw xmm0, xmm0, 0 ; xmm0[0..63] <- Value repeats 8 times + movlhps xmm0, xmm0 ; xmm0 <- Value repeats 16 times +@@: + movntdq [edi], xmm0 ; edi should be 16-byte aligned + add edi, 16 + loop @B + mfence + movdqu xmm0, [esp] ; restore xmm0 + add esp, 16 ; stack cleanup +@SetBytes: + mov ecx, edx + rep stosb + mov eax, [esp + 8] ; eax <- Buffer as return value + ret +InternalMemSetMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem16.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem16.asm new file mode 100644 index 0000000000..3fabb00d31 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem16.asm @@ -0,0 +1,70 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; SetMem16.asm +; +; Abstract: +; +; SetMem16 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .xmm + .code + +;------------------------------------------------------------------------------ +; VOID * +; _mem_SetMem16 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT16 Value +; ) +;------------------------------------------------------------------------------ +InternalMemSetMem16 PROC USES edi + mov edx, [esp + 12] + mov edi, [esp + 8] + xor ecx, ecx + sub ecx, edi + and ecx, 15 ; ecx + edi aligns on 16-byte boundary + mov eax, [esp + 16] + jz @F + shr ecx, 1 + cmp ecx, edx + cmova ecx, edx + sub edx, ecx + rep stosw +@@: + mov ecx, edx + and edx, 7 + shr ecx, 3 + jz @SetWords + movd xmm0, eax + pshuflw xmm0, xmm0, 0 + movlhps xmm0, xmm0 +@@: + movntdq [edi], xmm0 ; edi should be 16-byte aligned + add edi, 16 + loop @B + mfence +@SetWords: + mov ecx, edx + rep stosw + mov eax, [esp + 8] + ret +InternalMemSetMem16 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem32.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem32.asm new file mode 100644 index 0000000000..a7f1f0e127 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem32.asm @@ -0,0 +1,69 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; SetMem32.asm +; +; Abstract: +; +; SetMem32 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .xmm + .code + +;------------------------------------------------------------------------------ +; VOID * +; _mem_SetMem32 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT32 Value +; ) +;------------------------------------------------------------------------------ +InternalMemSetMem32 PROC USES edi + mov edx, [esp + 12] + mov edi, [esp + 8] + xor ecx, ecx + sub ecx, edi + and ecx, 15 ; ecx + edi aligns on 16-byte boundary + mov eax, [esp + 16] + jz @F + shr ecx, 2 + cmp ecx, edx + cmova ecx, edx + sub edx, ecx + rep stosd +@@: + mov ecx, edx + and edx, 3 + shr ecx, 2 + jz @SetDwords + movd xmm0, eax + pshufd xmm0, xmm0, 0 +@@: + movntdq [edi], xmm0 + add edi, 16 + loop @B + mfence +@SetDwords: + mov ecx, edx + rep stosd + mov eax, [esp + 8] + ret +InternalMemSetMem32 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem64.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem64.asm new file mode 100644 index 0000000000..1ddc7ea191 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/SetMem64.asm @@ -0,0 +1,63 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; SetMem64.asm +; +; Abstract: +; +; SetMem64 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .xmm + .code + +;------------------------------------------------------------------------------ +; VOID * +; _mem_SetMem64 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT64 Value +; ) +;------------------------------------------------------------------------------ +InternalMemSetMem64 PROC USES edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + test edi, 8 + DB 0f2h, 0fh, 12h, 44h, 24h, 16 ; movddup xmm0, [esp + 16] + jz @F + movq [edi], xmm0 + add edi, 8 + dec ecx +@@: + mov edx, ecx + shr ecx, 1 + jz @SetQwords +@@: + movntdq [edi], xmm0 + add edi, 16 + loop @B + mfence +@SetQwords: + test dl, 1 + jz @F + movq [edi], xmm0 +@@: + ret +InternalMemSetMem64 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibSse2/ia32/ZeroMem.asm b/MdePkg/Library/BaseMemoryLibSse2/ia32/ZeroMem.asm new file mode 100644 index 0000000000..b532382e2e --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/ia32/ZeroMem.asm @@ -0,0 +1,66 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ZeroMem.asm +; +; Abstract: +; +; ZeroMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .xmm + .code + +;------------------------------------------------------------------------------ +; VOID * +; _mem_ZeroMem ( +; IN VOID *Buffer, +; IN UINTN Count +; ) +;------------------------------------------------------------------------------ +InternalMemZeroMem PROC USES edi + mov edi, [esp + 8] + mov edx, [esp + 12] + xor ecx, ecx + sub ecx, edi + xor eax, eax + and ecx, 15 + jz @F + cmp ecx, edx + cmova ecx, edx + sub edx, ecx + rep stosb +@@: + mov ecx, edx + and edx, 15 + shr ecx, 4 + jz @ZeroBytes + pxor xmm0, xmm0 +@@: + movntdq [edi], xmm0 + add edi, 16 + loop @B + mfence +@ZeroBytes: + mov ecx, edx + rep stosb + mov eax, [esp + 8] + ret +InternalMemZeroMem ENDP + + END -- cgit v1.2.3