From e53526ca990de75ee1895bae438f40f368c6b392 Mon Sep 17 00:00:00 2001 From: Jordan Justen Date: Mon, 30 May 2016 18:52:13 -0700 Subject: MdePkg BaseMemoryLibSse2: Convert X64/SetMem16.asm to NASM The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert X64/SetMem16.asm to X64/SetMem16.nasm Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jordan Justen --- .../BaseMemoryLibSse2/BaseMemoryLibSse2.inf | 2 + MdePkg/Library/BaseMemoryLibSse2/X64/SetMem16.nasm | 69 ++++++++++++++++++++++ 2 files changed, 71 insertions(+) create mode 100644 MdePkg/Library/BaseMemoryLibSse2/X64/SetMem16.nasm (limited to 'MdePkg') diff --git a/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf b/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf index f7693b1ae6..b4c9a793cc 100644 --- a/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf +++ b/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf @@ -107,6 +107,7 @@ X64/SetMem64.asm X64/SetMem32.nasm X64/SetMem32.asm + X64/SetMem16.nasm X64/SetMem16.asm X64/SetMem.asm X64/CopyMem.asm @@ -126,6 +127,7 @@ X64/SetMem64.S X64/SetMem32.nasm X64/SetMem32.S + X64/SetMem16.nasm X64/SetMem16.S X64/SetMem.S X64/CopyMem.S diff --git a/MdePkg/Library/BaseMemoryLibSse2/X64/SetMem16.nasm b/MdePkg/Library/BaseMemoryLibSse2/X64/SetMem16.nasm new file mode 100644 index 0000000000..1f02582347 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/X64/SetMem16.nasm @@ -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: +; +; SetMem16.nasm +; +; Abstract: +; +; SetMem16 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; InternalMemSetMem16 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT16 Value +; ) +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemSetMem16) +ASM_PFX(InternalMemSetMem16): + push rdi + mov rdi, rcx + mov r9, rdi + xor rcx, rcx + sub rcx, rdi + and rcx, 15 + mov rax, r8 + jz .0 + shr rcx, 1 + cmp rcx, rdx + cmova rcx, rdx + sub rdx, rcx + rep stosw +.0: + mov rcx, rdx + and edx, 7 + shr rcx, 3 + jz @SetWords + movd xmm0, eax + pshuflw xmm0, xmm0, 0 + movlhps xmm0, xmm0 +.1: + movntdq [rdi], xmm0 + add rdi, 16 + loop .1 + mfence +@SetWords: + mov ecx, edx + rep stosw + mov rax, r9 + pop rdi + ret + -- cgit v1.2.3