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-rw-r--r--MdePkg/Library/BaseMemoryLibRepStr/X64/ScanMem32.S56
1 files changed, 56 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/X64/ScanMem32.S b/MdePkg/Library/BaseMemoryLibRepStr/X64/ScanMem32.S
new file mode 100644
index 000000000000..2aac851ae9e0
--- /dev/null
+++ b/MdePkg/Library/BaseMemoryLibRepStr/X64/ScanMem32.S
@@ -0,0 +1,56 @@
+#
+# ConvertAsm.py: Automatically generated from ScanMem32.asm
+#
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006 - 2009, 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:
+#
+# ScanMem32.S
+#
+# Abstract:
+#
+# ScanMem32 function
+#
+# Notes:
+#
+# The following BaseMemoryLib instances contain the same copy of this file:
+#
+# BaseMemoryLibRepStr
+# BaseMemoryLibMmx
+# BaseMemoryLibSse2
+# BaseMemoryLibOptDxe
+# BaseMemoryLibOptPei
+#
+#------------------------------------------------------------------------------
+
+
+#------------------------------------------------------------------------------
+# CONST VOID *
+# EFIAPI
+# InternalMemScanMem32 (
+# IN CONST VOID *Buffer,
+# IN UINTN Length,
+# IN UINT32 Value
+# );
+#------------------------------------------------------------------------------
+ASM_GLOBAL ASM_PFX(InternalMemScanMem32)
+ASM_PFX(InternalMemScanMem32):
+ pushq %rdi
+ movq %rcx, %rdi
+ movq %rdx, %rcx
+ movq %r8, %rax
+ repne scasl
+ leaq -4(%rdi), %rax
+ cmovnz %rcx, %rax # set rax to 0 if not found
+ popq %rdi
+ ret
+