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authorJordan Justen <jordan.l.justen@intel.com>2016-05-30 18:51:59 -0700
committerLiming Gao <liming.gao@intel.com>2016-06-28 09:49:24 +0800
commit649509ef6e2154f88cd89c2752ddaebf29fa92b7 (patch)
treecdc18458613f6e2195ef985cd30ee11ca0cba6c1 /MdePkg/Library/BaseLib/Ia32
parentf8e49a6adda4d3dedc379ab0e953cc2c384faee4 (diff)
downloadedk2-649509ef6e2154f88cd89c2752ddaebf29fa92b7.zip
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MdePkg BaseLib: Convert Ia32/ARShiftU64.asm to NASM
The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert Ia32/ARShiftU64.asm to Ia32/ARShiftU64.nasm Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Diffstat (limited to 'MdePkg/Library/BaseLib/Ia32')
-rw-r--r--MdePkg/Library/BaseLib/Ia32/ARShiftU64.nasm45
1 files changed, 45 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/ARShiftU64.nasm b/MdePkg/Library/BaseLib/Ia32/ARShiftU64.nasm
new file mode 100644
index 0000000..9af038a
--- /dev/null
+++ b/MdePkg/Library/BaseLib/Ia32/ARShiftU64.nasm
@@ -0,0 +1,45 @@
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2015, 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:
+;
+; ARShiftU64.nasm
+;
+; Abstract:
+;
+; 64-bit arithmetic right shift function for IA-32
+;
+;------------------------------------------------------------------------------
+
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; UINT64
+; EFIAPI
+; InternalMathARShiftU64 (
+; IN UINT64 Operand,
+; IN UINTN Count
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalMathARShiftU64)
+ASM_PFX(InternalMathARShiftU64):
+ mov cl, [esp + 12]
+ mov eax, [esp + 8]
+ cdq
+ test cl, 32
+ jnz .0
+ mov edx, eax
+ mov eax, [esp + 4]
+.0:
+ shrd eax, edx, cl
+ sar edx, cl
+ ret
+