From 76a7787865a8dfd7049247a07491cc25ac0e9529 Mon Sep 17 00:00:00 2001 From: Jordan Justen Date: Mon, 30 May 2016 18:51:58 -0700 Subject: [PATCH] MdePkg BaseLib: Convert Ia32/LShiftU64.asm to NASM The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert Ia32/LShiftU64.asm to Ia32/LShiftU64.nasm Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jordan Justen --- MdePkg/Library/BaseLib/BaseLib.inf | 2 + MdePkg/Library/BaseLib/Ia32/LShiftU64.nasm | 45 ++++++++++++++++++++++ 2 files changed, 47 insertions(+) create mode 100644 MdePkg/Library/BaseLib/Ia32/LShiftU64.nasm diff --git a/MdePkg/Library/BaseLib/BaseLib.inf b/MdePkg/Library/BaseLib/BaseLib.inf index 68b317f4e5..8838b9dc46 100644 --- a/MdePkg/Library/BaseLib/BaseLib.inf +++ b/MdePkg/Library/BaseLib/BaseLib.inf @@ -301,6 +301,7 @@ Ia32/MultU64x64.asm | INTEL Ia32/MultU64x32.nasm| INTEL Ia32/MultU64x32.asm | INTEL + Ia32/LShiftU64.nasm| INTEL Ia32/LShiftU64.asm | INTEL Ia32/LRotU64.asm | INTEL Ia32/LongJump.asm | INTEL @@ -366,6 +367,7 @@ Ia32/ARShiftU64.S | GCC Ia32/RShiftU64.nasm| GCC Ia32/RShiftU64.S | GCC + Ia32/LShiftU64.nasm| GCC Ia32/LShiftU64.S | GCC Ia32/EnableCache.S | GCC Ia32/DisableCache.S | GCC diff --git a/MdePkg/Library/BaseLib/Ia32/LShiftU64.nasm b/MdePkg/Library/BaseLib/Ia32/LShiftU64.nasm new file mode 100644 index 0000000000..239e6dfabe --- /dev/null +++ b/MdePkg/Library/BaseLib/Ia32/LShiftU64.nasm @@ -0,0 +1,45 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006 - 2015, 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: +; +; LShiftU64.nasm +; +; Abstract: +; +; 64-bit left shift function for IA-32 +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; UINT64 +; EFIAPI +; InternalMathLShiftU64 ( +; IN UINT64 Operand, +; IN UINTN Count +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMathLShiftU64) +ASM_PFX(InternalMathLShiftU64): + mov cl, [esp + 12] + xor eax, eax + mov edx, [esp + 4] + test cl, 32 ; Count >= 32? + jnz .0 + mov eax, edx + mov edx, [esp + 8] +.0: + shld edx, eax, cl + shl eax, cl + ret +