From e5f458f0293c2c153738dd0bb09a611d841d7190 Mon Sep 17 00:00:00 2001 From: Jordan Justen Date: Mon, 30 May 2016 18:52:14 -0700 Subject: [PATCH] MdePkg BaseSynchronizationLib: Convert X64/InterlockedCompareExchange64.asm to NASM The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert X64/InterlockedCompareExchange64.asm to X64/InterlockedCompareExchange64.nasm Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jordan Justen --- .../BaseSynchronizationLib.inf | 1 + .../X64/InterlockedCompareExchange64.nasm | 41 +++++++++++++++++++ 2 files changed, 42 insertions(+) create mode 100644 MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.nasm diff --git a/MdePkg/Library/BaseSynchronizationLib/BaseSynchronizationLib.inf b/MdePkg/Library/BaseSynchronizationLib/BaseSynchronizationLib.inf index 853891bf08..388008ef45 100755 --- a/MdePkg/Library/BaseSynchronizationLib/BaseSynchronizationLib.inf +++ b/MdePkg/Library/BaseSynchronizationLib/BaseSynchronizationLib.inf @@ -60,6 +60,7 @@ X64/InterlockedCompareExchange32.c | MSFT X64/InterlockedCompareExchange16.c | MSFT + X64/InterlockedCompareExchange64.nasm| INTEL X64/InterlockedCompareExchange64.asm | INTEL X64/InterlockedCompareExchange32.asm | INTEL X64/InterlockedCompareExchange16.asm | INTEL diff --git a/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.nasm b/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.nasm new file mode 100644 index 0000000000..72c350a929 --- /dev/null +++ b/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.nasm @@ -0,0 +1,41 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; InterlockedCompareExchange64.Asm +; +; Abstract: +; +; InterlockedCompareExchange64 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; UINT64 +; EFIAPI +; InterlockedCompareExchange64 ( +; IN UINT64 *Value, +; IN UINT64 CompareValue, +; IN UINT64 ExchangeValue +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalSyncCompareExchange64) +ASM_PFX(InternalSyncCompareExchange64): + mov rax, rdx + lock cmpxchg [rcx], r8 + ret + -- 2.39.2