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authorJordan Justen <jordan.l.justen@intel.com>2016-05-30 18:52:12 -0700
committerLiming Gao <liming.gao@intel.com>2016-06-28 09:51:35 +0800
commit5f4eb69490220f6f281a929ebfd63f73ff459bb8 (patch)
tree3ce4cc69c63c75d6ab95f7b4ba033824a0d7a401 /MdePkg/Library/BaseMemoryLibSse2
parent733c293541a530b3686c298076519eb84ecd8f72 (diff)
downloadedk2-5f4eb69490220f6f281a929ebfd63f73ff459bb8.tar.gz
edk2-5f4eb69490220f6f281a929ebfd63f73ff459bb8.tar.bz2
edk2-5f4eb69490220f6f281a929ebfd63f73ff459bb8.zip
MdePkg BaseMemoryLibSse2: Convert X64/ScanMem64.asm to NASM
The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert X64/ScanMem64.asm to X64/ScanMem64.nasm Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibSse2')
-rw-r--r--MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf2
-rw-r--r--MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem64.nasm55
2 files changed, 57 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf b/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf
index 87e1c1e2f5..3488f9b60e 100644
--- a/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf
+++ b/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf
@@ -91,6 +91,7 @@
Ia32/CopyMem.asm
[Sources.X64]
+ X64/ScanMem64.nasm
X64/ScanMem64.asm
X64/ScanMem32.asm
X64/ScanMem16.asm
@@ -102,6 +103,7 @@
X64/SetMem16.asm
X64/SetMem.asm
X64/CopyMem.asm
+ X64/ScanMem64.nasm
X64/ScanMem64.S
X64/ScanMem32.S
X64/ScanMem16.S
diff --git a/MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem64.nasm b/MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem64.nasm
new file mode 100644
index 0000000000..7efcf6a7bd
--- /dev/null
+++ b/MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem64.nasm
@@ -0,0 +1,55 @@
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
+; 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 contain the same copy of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+; BaseMemoryLibOptDxe
+; BaseMemoryLibOptPei
+;
+;------------------------------------------------------------------------------
+
+ DEFAULT REL
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; CONST VOID *
+; EFIAPI
+; InternalMemScanMem64 (
+; IN CONST VOID *Buffer,
+; IN UINTN Length,
+; IN UINT64 Value
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalMemScanMem64)
+ASM_PFX(InternalMemScanMem64):
+ push rdi
+ mov rdi, rcx
+ mov rax, r8
+ mov rcx, rdx
+ repne scasq
+ lea rax, [rdi - 8]
+ cmovnz rax, rcx
+ pop rdi
+ ret
+