diff options
| author | Warner Losh <imp@FreeBSD.org> | 2017-03-07 20:53:26 +0000 |
|---|---|---|
| committer | Warner Losh <imp@FreeBSD.org> | 2017-03-07 20:53:26 +0000 |
| commit | 0499b37cea9ca98acfe36368e521ad36b7783f2d (patch) | |
| tree | 7968fdc8d6edf3e051bbd434a466eca88aacf938 /MdePkg/Library/BaseMemoryLibMmx | |
Notes
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibMmx')
84 files changed, 5327 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.inf b/MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.inf new file mode 100644 index 0000000000000..1c096fd7d7bc3 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.inf @@ -0,0 +1,151 @@ +## @file +# Instance of Base Memory Library using MMX registers. +# +# Base Memory Library that uses MMX registers for high performance. +# Optimized for use in DXE. +# +# Copyright (c) 2006 - 2016, 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. +# +# +## + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = BaseMemoryLibMmx + MODULE_UNI_FILE = BaseMemoryLibMmx.uni + FILE_GUID = d458a654-f64c-49db-b8d1-3821306bf1f6 + MODULE_TYPE = BASE + VERSION_STRING = 1.0 + LIBRARY_CLASS = BaseMemoryLib + + +# +# VALID_ARCHITECTURES = IA32 X64 +# + +[Packages] + MdePkg/MdePkg.dec + + +[Sources] + ScanMem64Wrapper.c + ScanMem32Wrapper.c + ScanMem16Wrapper.c + ScanMem8Wrapper.c + ZeroMemWrapper.c + CompareMemWrapper.c + SetMem64Wrapper.c + SetMem32Wrapper.c + SetMem16Wrapper.c + SetMemWrapper.c + CopyMemWrapper.c + IsZeroBufferWrapper.c + MemLibGuid.c + MemLibInternals.h + +[Sources.Ia32] + Ia32/ScanMem64.nasm + Ia32/ScanMem64.S + Ia32/ScanMem32.nasm + Ia32/ScanMem32.S + Ia32/ScanMem16.nasm + Ia32/ScanMem16.S + Ia32/ScanMem8.nasm + Ia32/ScanMem8.S + Ia32/CompareMem.nasm + Ia32/CompareMem.S + Ia32/SetMem64.nasm + Ia32/SetMem64.S + Ia32/SetMem32.nasm + Ia32/SetMem32.S + Ia32/SetMem16.nasm + Ia32/SetMem16.S + Ia32/ZeroMem.nasm + Ia32/ZeroMem.S + Ia32/SetMem.nasm + Ia32/SetMem.S + Ia32/CopyMem.nasm + Ia32/CopyMem.S + Ia32/ScanMem64.nasm + Ia32/ScanMem64.asm + Ia32/ScanMem32.nasm + Ia32/ScanMem32.asm + Ia32/ScanMem16.nasm + Ia32/ScanMem16.asm + Ia32/ScanMem8.nasm + Ia32/ScanMem8.asm + Ia32/CompareMem.nasm + Ia32/CompareMem.asm + Ia32/SetMem64.nasm + Ia32/SetMem64.asm + Ia32/SetMem32.nasm + Ia32/SetMem32.asm + Ia32/SetMem16.nasm + Ia32/SetMem16.asm + Ia32/ZeroMem.nasm + Ia32/ZeroMem.asm + Ia32/SetMem.nasm + Ia32/SetMem.asm + Ia32/CopyMem.nasm + Ia32/CopyMem.asm + Ia32/IsZeroBuffer.nasm + +[Sources.X64] + X64/ZeroMem.nasm + X64/ZeroMem.asm + X64/ScanMem64.nasm + X64/ScanMem64.asm + X64/ScanMem32.nasm + X64/ScanMem32.asm + X64/ScanMem16.nasm + X64/ScanMem16.asm + X64/ScanMem8.nasm + X64/ScanMem8.asm + X64/CompareMem.nasm + X64/CompareMem.asm + X64/SetMem64.nasm + X64/SetMem64.asm + X64/SetMem32.nasm + X64/SetMem32.asm + X64/SetMem16.nasm + X64/SetMem16.asm + X64/SetMem.nasm + X64/SetMem.asm + X64/CopyMem.nasm + X64/CopyMem.asm + X64/ScanMem64.nasm + X64/ScanMem64.S + X64/ScanMem32.nasm + X64/ScanMem32.S + X64/ScanMem16.nasm + X64/ScanMem16.S + X64/ScanMem8.nasm + X64/ScanMem8.S + X64/CompareMem.nasm + X64/CompareMem.S + X64/SetMem64.nasm + X64/SetMem64.S + X64/SetMem32.nasm + X64/SetMem32.S + X64/SetMem16.nasm + X64/SetMem16.S + X64/ZeroMem.nasm + X64/ZeroMem.S + X64/SetMem.nasm + X64/SetMem.S + X64/CopyMem.nasm + X64/CopyMem.S + X64/IsZeroBuffer.nasm + + +[LibraryClasses] + DebugLib + BaseLib + diff --git a/MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.uni b/MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.uni new file mode 100644 index 0000000000000..6bc43ba5ded9d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.uni @@ -0,0 +1,22 @@ +// /** @file +// Instance of Base Memory Library using MMX registers. +// +// Base Memory Library that uses MMX registers for high performance. +// Optimized for use in DXE. +// +// Copyright (c) 2006 - 2014, 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. +// +// **/ + + +#string STR_MODULE_ABSTRACT #language en-US "Instance of Base Memory Library using MMX registers" + +#string STR_MODULE_DESCRIPTION #language en-US "Base Memory Library that uses MMX registers for high performance. Optimized for use in DXE." + diff --git a/MdePkg/Library/BaseMemoryLibMmx/CompareMemWrapper.c b/MdePkg/Library/BaseMemoryLibMmx/CompareMemWrapper.c new file mode 100644 index 0000000000000..aa7c2aab812c1 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/CompareMemWrapper.c @@ -0,0 +1,66 @@ +/** @file + CompareMem() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + +Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Compares the contents of two buffers. + + This function compares Length bytes of SourceBuffer to Length bytes of DestinationBuffer. + If all Length bytes of the two buffers are identical, then 0 is returned. Otherwise, the + value returned is the first mismatched byte in SourceBuffer subtracted from the first + mismatched byte in DestinationBuffer. + + If Length > 0 and DestinationBuffer is NULL, then ASSERT(). + If Length > 0 and SourceBuffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - DestinationBuffer + 1), then ASSERT(). + If Length is greater than (MAX_ADDRESS - SourceBuffer + 1), then ASSERT(). + + @param DestinationBuffer The pointer to the destination buffer to compare. + @param SourceBuffer The pointer to the source buffer to compare. + @param Length The number of bytes to compare. + + @return 0 All Length bytes of the two buffers are identical. + @retval Non-zero The first mismatched byte in SourceBuffer subtracted from the first + mismatched byte in DestinationBuffer. + +**/ +INTN +EFIAPI +CompareMem ( + IN CONST VOID *DestinationBuffer, + IN CONST VOID *SourceBuffer, + IN UINTN Length + ) +{ + if (Length == 0 || DestinationBuffer == SourceBuffer) { + return 0; + } + ASSERT (DestinationBuffer != NULL); + ASSERT (SourceBuffer != NULL); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)DestinationBuffer)); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)SourceBuffer)); + + return InternalMemCompareMem (DestinationBuffer, SourceBuffer, Length); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/CopyMemWrapper.c b/MdePkg/Library/BaseMemoryLibMmx/CopyMemWrapper.c new file mode 100644 index 0000000000000..f1a97699445db --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/CopyMemWrapper.c @@ -0,0 +1,63 @@ +/** @file + CopyMem() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Copies a source buffer to a destination buffer, and returns the destination buffer. + + This function copies Length bytes from SourceBuffer to DestinationBuffer, and returns + DestinationBuffer. The implementation must be reentrant, and it must handle the case + where SourceBuffer overlaps DestinationBuffer. + + If Length is greater than (MAX_ADDRESS - DestinationBuffer + 1), then ASSERT(). + If Length is greater than (MAX_ADDRESS - SourceBuffer + 1), then ASSERT(). + + @param DestinationBuffer The pointer to the destination buffer of the memory copy. + @param SourceBuffer The pointer to the source buffer of the memory copy. + @param Length The number of bytes to copy from SourceBuffer to DestinationBuffer. + + @return DestinationBuffer. + +**/ +VOID * +EFIAPI +CopyMem ( + OUT VOID *DestinationBuffer, + IN CONST VOID *SourceBuffer, + IN UINTN Length + ) +{ + if (Length == 0) { + return DestinationBuffer; + } + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)DestinationBuffer)); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)SourceBuffer)); + + if (DestinationBuffer == SourceBuffer) { + return DestinationBuffer; + } + return InternalMemCopyMem (DestinationBuffer, SourceBuffer, Length); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.S new file mode 100644 index 0000000000000..1c9239eb3d099 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.S @@ -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: +# +# CompareMem.Asm +# +# Abstract: +# +# CompareMem function +# +# Notes: +# +# The following BaseMemoryLib instances contain the same copy of this file: +# +# BaseMemoryLibRepStr +# BaseMemoryLibMmx +# BaseMemoryLibSse2 +# BaseMemoryLibOptDxe +# BaseMemoryLibOptPei +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemCompareMem) + +#------------------------------------------------------------------------------ +# INTN +# EFIAPI +# InternalMemCompareMem ( +# IN CONST VOID *DestinationBuffer, +# IN CONST VOID *SourceBuffer, +# IN UINTN Length +# ); +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemCompareMem): + push %esi + push %edi + movl 12(%esp), %esi + movl 16(%esp), %edi + movl 20(%esp), %ecx + repe cmpsb + movzbl -1(%esi), %eax + movzbl -1(%edi), %edx + subl %edx, %eax + pop %edi + pop %esi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.asm new file mode 100644 index 0000000000000..ba31a18757127 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.asm @@ -0,0 +1,56 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; CompareMem.Asm +; +; Abstract: +; +; CompareMem function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +;------------------------------------------------------------------------------ +; INTN +; EFIAPI +; InternalMemCompareMem ( +; IN CONST VOID *DestinationBuffer, +; IN CONST VOID *SourceBuffer, +; IN UINTN Length +; ); +;------------------------------------------------------------------------------ +InternalMemCompareMem PROC USES esi edi + mov esi, [esp + 12] + mov edi, [esp + 16] + mov ecx, [esp + 20] + repe cmpsb + movzx eax, byte ptr [esi - 1] + movzx edx, byte ptr [edi - 1] + sub eax, edx + ret +InternalMemCompareMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.nasm new file mode 100644 index 0000000000000..e8d1abdc17fc0 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CompareMem.nasm @@ -0,0 +1,57 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; CompareMem.Asm +; +; Abstract: +; +; CompareMem function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; INTN +; EFIAPI +; InternalMemCompareMem ( +; IN CONST VOID *DestinationBuffer, +; IN CONST VOID *SourceBuffer, +; IN UINTN Length +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemCompareMem) +ASM_PFX(InternalMemCompareMem): + push esi + push edi + mov esi, [esp + 12] + mov edi, [esp + 16] + mov ecx, [esp + 20] + repe cmpsb + movzx eax, byte [esi - 1] + movzx edx, byte [edi - 1] + sub eax, edx + pop edi + pop esi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/CopyMem.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CopyMem.S new file mode 100644 index 0000000000000..0c204a3ac318c --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CopyMem.S @@ -0,0 +1,86 @@ +#------------------------------------------------------------------------------ +# +# Copyright (c) 2006, 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: +# +# CopyMem.asm +# +# Abstract: +# +# CopyMem function +# +# Notes: +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemCopyMem) + +#------------------------------------------------------------------------------ +# VOID * +# EFIAPI +# InternalMemCopyMem ( +# IN VOID *Destination, +# IN VOID *Source, +# IN UINTN Count +# ); +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemCopyMem): + push %esi + push %edi + movl 16(%esp), %esi # esi <- Source + movl 12(%esp), %edi # edi <- Destination + movl 20(%esp), %edx # edx <- Count + leal -1(%esi,%edx,), %eax # eax <- End of Source + cmpl %edi, %esi + jae L0 + cmpl %edi, %eax # Overlapped? + jae L_CopyBackward # Copy backward if overlapped +L0: + xorl %ecx, %ecx + subl %esi, %ecx + andl $7, %ecx # ecx + esi aligns on 8-byte boundary + jz L1 + cmpl %edx, %ecx + cmova %edx, %ecx + subl %ecx, %edx # edx <- remaining bytes to copy + rep + movsb +L1: + movl %edx, %ecx + andl $7, %edx + shrl $3, %ecx # ecx <- # of Qwords to copy + jz L_CopyBytes + pushl %eax + pushl %eax + movq %mm0, (%esp) # save mm0 +L2: + movq (%esi), %mm0 + movq %mm0, (%edi) + addl $8, %esi + addl $8, %edi + loop L2 + movq (%esp), %mm0 # restore mm0 + popl %ecx # stack cleanup + popl %ecx # stack cleanup + jmp L_CopyBytes +L_CopyBackward: + movl %eax, %esi # esi <- Last byte in Source + leal -1(%edi,%edx,), %edi # edi <- Last byte in Destination + std +L_CopyBytes: + movl %edx, %ecx + rep + movsb + cld + movl 12(%esp), %eax + pop %edi + pop %esi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/CopyMem.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CopyMem.asm new file mode 100644 index 0000000000000..a64df5d8ca185 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CopyMem.asm @@ -0,0 +1,77 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; CopyMem.asm +; +; Abstract: +; +; CopyMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .mmx + .code + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemCopyMem ( +; IN VOID *Destination, +; IN VOID *Source, +; IN UINTN Count +; ); +;------------------------------------------------------------------------------ +InternalMemCopyMem PROC USES esi edi + mov esi, [esp + 16] ; esi <- Source + mov edi, [esp + 12] ; edi <- Destination + mov edx, [esp + 20] ; edx <- Count + lea eax, [esi + edx - 1] ; eax <- End of Source + cmp esi, edi + jae @F + cmp eax, edi ; Overlapped? + jae @CopyBackward ; Copy backward if overlapped +@@: + mov ecx, edx + and edx, 7 + shr ecx, 3 ; ecx <- # of Qwords to copy + jz @CopyBytes + push eax + push eax + movq [esp], mm0 ; save mm0 +@@: + movq mm0, [esi] + movq [edi], mm0 + add esi, 8 + add edi, 8 + loop @B + movq mm0, [esp] ; restore mm0 + pop ecx ; stack cleanup + pop ecx ; stack cleanup + jmp @CopyBytes +@CopyBackward: + mov esi, eax ; esi <- Last byte in Source + lea edi, [edi + edx - 1] ; edi <- Last byte in Destination + std +@CopyBytes: + mov ecx, edx + rep movsb + cld + mov eax, [esp + 12] + ret +InternalMemCopyMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/CopyMem.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CopyMem.nasm new file mode 100644 index 0000000000000..21e4427c70c59 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/CopyMem.nasm @@ -0,0 +1,77 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; CopyMem.nasm +; +; Abstract: +; +; CopyMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemCopyMem ( +; IN VOID *Destination, +; IN VOID *Source, +; IN UINTN Count +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemCopyMem) +ASM_PFX(InternalMemCopyMem): + push esi + push edi + mov esi, [esp + 16] ; esi <- Source + mov edi, [esp + 12] ; edi <- Destination + mov edx, [esp + 20] ; edx <- Count + lea eax, [esi + edx - 1] ; eax <- End of Source + cmp esi, edi + jae .0 + cmp eax, edi ; Overlapped? + jae @CopyBackward ; Copy backward if overlapped +.0: + mov ecx, edx + and edx, 7 + shr ecx, 3 ; ecx <- # of Qwords to copy + jz @CopyBytes + push eax + push eax + movq [esp], mm0 ; save mm0 +.1: + movq mm0, [esi] + movq [edi], mm0 + add esi, 8 + add edi, 8 + loop .1 + movq mm0, [esp] ; restore mm0 + pop ecx ; stack cleanup + pop ecx ; stack cleanup + jmp @CopyBytes +@CopyBackward: + mov esi, eax ; esi <- Last byte in Source + lea edi, [edi + edx - 1] ; edi <- Last byte in Destination + std +@CopyBytes: + mov ecx, edx + rep movsb + cld + mov eax, [esp + 12] + pop edi + pop esi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/IsZeroBuffer.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/IsZeroBuffer.nasm new file mode 100644 index 0000000000000..cfd41a62500bc --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/IsZeroBuffer.nasm @@ -0,0 +1,55 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2016, 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: +; +; IsZeroBuffer.nasm +; +; Abstract: +; +; IsZeroBuffer function +; +; Notes: +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; BOOLEAN +; EFIAPI +; InternalMemIsZeroBuffer ( +; IN CONST VOID *Buffer, +; IN UINTN Length +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemIsZeroBuffer) +ASM_PFX(InternalMemIsZeroBuffer): + push edi + mov edi, [esp + 8] ; edi <- Buffer + mov ecx, [esp + 12] ; ecx <- Length + mov edx, ecx ; edx <- ecx + shr ecx, 2 ; ecx <- number of dwords + and edx, 3 ; edx <- number of trailing bytes + xor eax, eax ; eax <- 0, also set ZF + repe scasd + jnz @ReturnFalse ; ZF=0 means non-zero element found + mov ecx, edx + repe scasb + jnz @ReturnFalse + pop edi + mov eax, 1 ; return TRUE + ret +@ReturnFalse: + pop edi + xor eax, eax + ret ; return FALSE + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem16.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem16.S new file mode 100644 index 0000000000000..c485543e873e4 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem16.S @@ -0,0 +1,52 @@ +#------------------------------------------------------------------------------ +# +# 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: +# +# ScanMem16.Asm +# +# Abstract: +# +# ScanMem16 function +# +# Notes: +# +# The following BaseMemoryLib instances contain the same copy of this file: +# +# BaseMemoryLibRepStr +# BaseMemoryLibMmx +# BaseMemoryLibSse2 +# BaseMemoryLibOptDxe +# BaseMemoryLibOptPei +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemScanMem16) + +#------------------------------------------------------------------------------ +# CONST VOID * +# EFIAPI +# InternalMemScanMem16 ( +# IN CONST VOID *Buffer, +# IN UINTN Length, +# IN UINT16 Value +# ); +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemScanMem16): + push %edi + movl 12(%esp), %ecx + movl 8(%esp), %edi + movl 16(%esp), %eax + repne scasw + leal -2(%edi), %eax + cmovnz %ecx, %eax + pop %edi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem16.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem16.asm new file mode 100644 index 0000000000000..bca66e02c8967 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem16.asm @@ -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: +; +; ScanMem16.Asm +; +; Abstract: +; +; ScanMem16 function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem16 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT16 Value +; ); +;------------------------------------------------------------------------------ +InternalMemScanMem16 PROC USES edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + mov eax, [esp + 16] + repne scasw + lea eax, [edi - 2] + cmovnz eax, ecx + ret +InternalMemScanMem16 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem16.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem16.nasm new file mode 100644 index 0000000000000..78d9f3071e8c9 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem16.nasm @@ -0,0 +1,54 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem16.Asm +; +; Abstract: +; +; ScanMem16 function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem16 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT16 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemScanMem16) +ASM_PFX(InternalMemScanMem16): + push edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + mov eax, [esp + 16] + repne scasw + lea eax, [edi - 2] + cmovnz eax, ecx + pop edi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem32.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem32.S new file mode 100644 index 0000000000000..a9b497579442d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem32.S @@ -0,0 +1,52 @@ +#------------------------------------------------------------------------------ +# +# 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: +# +# ScanMem32.Asm +# +# Abstract: +# +# ScanMem32 function +# +# Notes: +# +# The following BaseMemoryLib instances contain the same copy of this file: +# +# BaseMemoryLibRepStr +# BaseMemoryLibMmx +# BaseMemoryLibSse2 +# BaseMemoryLibOptDxe +# BaseMemoryLibOptPei +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemScanMem32) + +#------------------------------------------------------------------------------ +# CONST VOID * +# EFIAPI +# InternalMemScanMem32 ( +# IN CONST VOID *Buffer, +# IN UINTN Length, +# IN UINT32 Value +# ); +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemScanMem32): + push %edi + movl 12(%esp), %ecx + movl 8(%esp), %edi + movl 16(%esp), %eax + repne scasl + leal -4(%edi), %eax + cmovnz %ecx, %eax + pop %edi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem32.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem32.asm new file mode 100644 index 0000000000000..8c24bd0109535 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem32.asm @@ -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: +; +; ScanMem32.Asm +; +; Abstract: +; +; ScanMem32 function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem32 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT32 Value +; ); +;------------------------------------------------------------------------------ +InternalMemScanMem32 PROC USES edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + mov eax, [esp + 16] + repne scasd + lea eax, [edi - 4] + cmovnz eax, ecx + ret +InternalMemScanMem32 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem32.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem32.nasm new file mode 100644 index 0000000000000..bbacf38a7245c --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem32.nasm @@ -0,0 +1,54 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem32.Asm +; +; Abstract: +; +; ScanMem32 function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem32 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT32 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemScanMem32) +ASM_PFX(InternalMemScanMem32): + push edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + mov eax, [esp + 16] + repne scasd + lea eax, [edi - 4] + cmovnz eax, ecx + pop edi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.S new file mode 100644 index 0000000000000..e23cf5f5dc284 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.S @@ -0,0 +1,61 @@ +#------------------------------------------------------------------------------ +# +# 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 +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemScanMem64) + +#------------------------------------------------------------------------------ +# CONST VOID * +# EFIAPI +# InternalMemScanMem64 ( +# IN CONST VOID *Buffer, +# IN UINTN Length, +# IN UINT64 Value +# ); +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemScanMem64): + push %edi + movl 12(%esp), %ecx + movl 16(%esp), %eax + movl 20(%esp), %edx + movl 8(%esp), %edi +L0: + cmpl (%edi), %eax + leal 8(%edi), %edi + loopne L0 + jne L1 + cmpl -4(%edi), %edx + jecxz L1 + jne L0 +L1: + leal -8(%edi), %eax + cmovne %ecx, %eax + pop %edi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.asm new file mode 100644 index 0000000000000..c835effc0ceae --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.asm @@ -0,0 +1,64 @@ +;------------------------------------------------------------------------------ +; +; 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 +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem64 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT64 Value +; ); +;------------------------------------------------------------------------------ +InternalMemScanMem64 PROC USES edi + mov ecx, [esp + 12] + mov eax, [esp + 16] + mov edx, [esp + 20] + mov edi, [esp + 8] +@@: + cmp eax, [edi] + lea edi, [edi + 8] + loopne @B + jne @F + cmp edx, [edi - 4] + jecxz @F + jne @B +@@: + lea eax, [edi - 8] + cmovne eax, ecx + ret +InternalMemScanMem64 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.nasm new file mode 100644 index 0000000000000..e994d4ac437a1 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem64.nasm @@ -0,0 +1,63 @@ +;------------------------------------------------------------------------------ +; +; 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 +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem64 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT64 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemScanMem64) +ASM_PFX(InternalMemScanMem64): + push edi + mov ecx, [esp + 12] + mov eax, [esp + 16] + mov edx, [esp + 20] + mov edi, [esp + 8] +.0: + cmp eax, [edi] + lea edi, [edi + 8] + loopne .0 + jne .1 + cmp edx, [edi - 4] + jecxz .1 + jne .0 +.1: + lea eax, [edi - 8] + cmovne eax, ecx + pop edi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem8.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem8.S new file mode 100644 index 0000000000000..afefaab917eac --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem8.S @@ -0,0 +1,52 @@ +#------------------------------------------------------------------------------ +# +# 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: +# +# ScanMem8.Asm +# +# Abstract: +# +# ScanMem8 function +# +# Notes: +# +# The following BaseMemoryLib instances contain the same copy of this file: +# +# BaseMemoryLibRepStr +# BaseMemoryLibMmx +# BaseMemoryLibSse2 +# BaseMemoryLibOptDxe +# BaseMemoryLibOptPei +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemScanMem8) + +#------------------------------------------------------------------------------ +# CONST VOID * +# EFIAPI +# InternalMemScanMem8 ( +# IN CONST VOID *Buffer, +# IN UINTN Length, +# IN UINT8 Value +# ); +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemScanMem8): + push %edi + movl 12(%esp), %ecx + movl 8(%esp), %edi + movb 16(%esp), %al + repne scasb + leal -1(%edi), %eax + cmovnz %ecx, %eax + pop %edi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem8.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem8.asm new file mode 100644 index 0000000000000..f199bb957a6c9 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem8.asm @@ -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: +; +; ScanMem8.Asm +; +; Abstract: +; +; ScanMem8 function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .code + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem8 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT8 Value +; ); +;------------------------------------------------------------------------------ +InternalMemScanMem8 PROC USES edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + mov al, [esp + 16] + repne scasb + lea eax, [edi - 1] + cmovnz eax, ecx + ret +InternalMemScanMem8 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem8.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem8.nasm new file mode 100644 index 0000000000000..d13c9c7bf400f --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ScanMem8.nasm @@ -0,0 +1,54 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem8.Asm +; +; Abstract: +; +; ScanMem8 function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem8 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT8 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemScanMem8) +ASM_PFX(InternalMemScanMem8): + push edi + mov ecx, [esp + 12] + mov edi, [esp + 8] + mov al, [esp + 16] + repne scasb + lea eax, [edi - 1] + cmovnz eax, ecx + pop edi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem.S new file mode 100644 index 0000000000000..52b5da6d447e4 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem.S @@ -0,0 +1,66 @@ +#------------------------------------------------------------------------------ +# +# Copyright (c) 2006, 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: +# +# SetMem.asm +# +# Abstract: +# +# SetMem function +# +# Notes: +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemSetMem) + +#------------------------------------------------------------------------------ +# VOID * +# InternalMemSetMem ( +# IN VOID *Buffer, +# IN UINTN Count, +# IN UINT8 Value +# ) +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemSetMem): + push %edi + movb 16(%esp), %al + movb %al, %ah + shrdl $16, %eax, %edx + shldl $16, %edx, %eax + movl 12(%esp), %ecx # ecx <- Count + movl 8(%esp), %edi # edi <- Buffer + movl %ecx, %edx + andl $7, %edx + shrl $3, %ecx # # of Qwords to set + jz L1 + addl $-16, %esp + movq %mm0, (%esp) # save mm0 + movq %mm1, 8(%esp) # save mm1 + movd %eax, %mm0 + movd %eax, %mm1 + psllq $32, %mm0 + por %mm1, %mm0 # fill mm0 with 8 Value's +L0: + movq %mm0, (%edi) + addl $8, %edi + loop L0 + movq (%esp), %mm0 # restore mm0 + movq 8(%esp), %mm1 # restore mm1 + addl $0x10, %esp # stack cleanup +L1: + movl %edx, %ecx + rep + stosb + movl 8(%esp), %eax # eax <- Buffer as return value + pop %edi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem.asm new file mode 100644 index 0000000000000..e40204b19f7fd --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem.asm @@ -0,0 +1,70 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem.asm +; +; Abstract: +; +; SetMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .mmx + .code + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT8 Value +; ) +;------------------------------------------------------------------------------ +InternalMemSetMem PROC USES edi + mov al, [esp + 16] + mov ah, al + shrd edx, eax, 16 + shld eax, edx, 16 + mov ecx, [esp + 12] ; ecx <- Count + mov edi, [esp + 8] ; edi <- Buffer + mov edx, ecx + and edx, 7 + shr ecx, 3 ; # of Qwords to set + jz @SetBytes + add esp, -10h + movq [esp], mm0 ; save mm0 + movq [esp + 8], mm1 ; save mm1 + movd mm0, eax + movd mm1, eax + psllq mm0, 32 + por mm0, mm1 ; fill mm0 with 8 Value's +@@: + movq [edi], mm0 + add edi, 8 + loop @B + movq mm0, [esp] ; restore mm0 + movq mm1, [esp + 8] ; restore mm1 + add esp, 10h ; stack cleanup +@SetBytes: + mov ecx, edx + rep stosb + mov eax, [esp + 8] ; eax <- Buffer as return value + ret +InternalMemSetMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem.nasm new file mode 100644 index 0000000000000..ab715860bd3c9 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem.nasm @@ -0,0 +1,68 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem.nasm +; +; Abstract: +; +; SetMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT8 Value +; ) +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemSetMem) +ASM_PFX(InternalMemSetMem): + push edi + mov al, [esp + 16] + mov ah, al + shrd edx, eax, 16 + shld eax, edx, 16 + mov ecx, [esp + 12] ; ecx <- Count + mov edi, [esp + 8] ; edi <- Buffer + mov edx, ecx + and edx, 7 + shr ecx, 3 ; # of Qwords to set + jz @SetBytes + add esp, -0x10 + movq [esp], mm0 ; save mm0 + movq [esp + 8], mm1 ; save mm1 + movd mm0, eax + movd mm1, eax + psllq mm0, 32 + por mm0, mm1 ; fill mm0 with 8 Value's +.0: + movq [edi], mm0 + add edi, 8 + loop .0 + movq mm0, [esp] ; restore mm0 + movq mm1, [esp + 8] ; restore mm1 + add esp, 0x10 ; stack cleanup +@SetBytes: + mov ecx, edx + rep stosb + mov eax, [esp + 8] ; eax <- Buffer as return value + pop edi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.S new file mode 100644 index 0000000000000..af1060502229e --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.S @@ -0,0 +1,59 @@ +#------------------------------------------------------------------------------ +# +# Copyright (c) 2006, 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: +# +# SetMem16.asm +# +# Abstract: +# +# SetMem16 function +# +# Notes: +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemSetMem16) + +#------------------------------------------------------------------------------ +# VOID * +# InternalMemSetMem16 ( +# IN VOID *Buffer, +# IN UINTN Count, +# IN UINT16 Value +# ) +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemSetMem16): + push %edi + movl 16(%esp), %eax + shrdl $16, %eax, %edx + shldl $16, %edx, %eax + movl 12(%esp), %edx + movl 8(%esp), %edi + movl %edx, %ecx + andl $3, %edx + shrl $2, %ecx + jz L1 + movd %eax, %mm0 + movd %eax, %mm1 + psllq $32, %mm0 + por %mm1, %mm0 +L0: + movq %mm0, (%edi) + addl $8, %edi + loop L0 +L1: + movl %edx, %ecx + rep + stosw + movl 8(%esp), %eax + pop %edi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.asm new file mode 100644 index 0000000000000..edaec4e6995a6 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.asm @@ -0,0 +1,63 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem16.asm +; +; Abstract: +; +; SetMem16 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .mmx + .code + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem16 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT16 Value +; ) +;------------------------------------------------------------------------------ +InternalMemSetMem16 PROC USES edi + mov eax, [esp + 16] + shrd edx, eax, 16 + shld eax, edx, 16 + mov edx, [esp + 12] + mov edi, [esp + 8] + mov ecx, edx + and edx, 3 + shr ecx, 2 + jz @SetWords + movd mm0, eax + movd mm1, eax + psllq mm0, 32 + por mm0, mm1 +@@: + movq [edi], mm0 + add edi, 8 + loop @B +@SetWords: + mov ecx, edx + rep stosw + mov eax, [esp + 8] + ret +InternalMemSetMem16 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.nasm new file mode 100644 index 0000000000000..61d1ef061cbc0 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.nasm @@ -0,0 +1,61 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem16.nasm +; +; Abstract: +; +; SetMem16 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem16 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT16 Value +; ) +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemSetMem16) +ASM_PFX(InternalMemSetMem16): + push edi + mov eax, [esp + 16] + shrd edx, eax, 16 + shld eax, edx, 16 + mov edx, [esp + 12] + mov edi, [esp + 8] + mov ecx, edx + and edx, 3 + shr ecx, 2 + jz @SetWords + movd mm0, eax + movd mm1, eax + psllq mm0, 32 + por mm0, mm1 +.0: + movq [edi], mm0 + add edi, 8 + loop .0 +@SetWords: + mov ecx, edx + rep stosw + mov eax, [esp + 8] + pop edi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem32.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem32.S new file mode 100644 index 0000000000000..acf273d57786f --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem32.S @@ -0,0 +1,52 @@ +#------------------------------------------------------------------------------ +# +# Copyright (c) 2006, 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: +# +# SetMem32.asm +# +# Abstract: +# +# SetMem32 function +# +# Notes: +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemSetMem32) + +#------------------------------------------------------------------------------ +# VOID * +# InternalMemSetMem32 ( +# IN VOID *Buffer, +# IN UINTN Count, +# IN UINT32 Value +# ) +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemSetMem32): + movl 4(%esp), %eax + movl 8(%esp), %ecx + movd 12(%esp), %mm0 + shrl %ecx + movl %eax, %edx + jz L1 + movq %mm0, %mm1 + psllq $32, %mm1 + por %mm1, %mm0 +L0: + movq %mm0, (%edx) + lea 8(%edx), %edx + loop L0 +L1: + jnc L2 + movd %mm0, (%edx) +L2: + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem32.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem32.asm new file mode 100644 index 0000000000000..6c58b474b9d9b --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem32.asm @@ -0,0 +1,59 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem32.asm +; +; Abstract: +; +; SetMem32 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .mmx + .code + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem32 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT32 Value +; ); +;------------------------------------------------------------------------------ +InternalMemSetMem32 PROC + mov eax, [esp + 4] ; eax <- Buffer as return value + mov ecx, [esp + 8] ; ecx <- Count + movd mm0, dword ptr [esp + 12] ; mm0 <- Value + shr ecx, 1 ; ecx <- number of qwords to set + mov edx, eax ; edx <- Buffer + jz @SetDwords + movq mm1, mm0 + psllq mm1, 32 + por mm0, mm1 +@@: + movq qword ptr [edx], mm0 + lea edx, [edx + 8] ; use "lea" to avoid change in flags + loop @B +@SetDwords: + jnc @F + movd dword ptr [edx], mm0 +@@: + ret +InternalMemSetMem32 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem32.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem32.nasm new file mode 100644 index 0000000000000..9289f33c4ba6d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem32.nasm @@ -0,0 +1,55 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem32.nasm +; +; Abstract: +; +; SetMem32 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem32 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT32 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemSetMem32) +ASM_PFX(InternalMemSetMem32): + mov eax, [esp + 4] ; eax <- Buffer as return value + mov ecx, [esp + 8] ; ecx <- Count + movd mm0, dword [esp + 12] ; mm0 <- Value + shr ecx, 1 ; ecx <- number of qwords to set + mov edx, eax ; edx <- Buffer + jz @SetDwords + movq mm1, mm0 + psllq mm1, 32 + por mm0, mm1 +.0: + movq qword [edx], mm0 + lea edx, [edx + 8] ; use "lea" to avoid change in flags + loop .0 +@SetDwords: + jnc .1 + movd dword [edx], mm0 +.1: + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S new file mode 100644 index 0000000000000..be4b42ba95ba3 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.S @@ -0,0 +1,43 @@ +#------------------------------------------------------------------------------ +# +# Copyright (c) 2006, 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: +# +# SetMem64.asm +# +# Abstract: +# +# SetMem64 function +# +# Notes: +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemSetMem64) + +#------------------------------------------------------------------------------ +# VOID * +# InternalMemSetMem64 ( +# IN VOID *Buffer, +# IN UINTN Count, +# IN UINT64 Value +# ) +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemSetMem64): + movl 4(%esp), %eax + movl 8(%esp), %ecx + movq 12(%esp), %mm0 + movl %eax, %edx +L0: + movq %mm0, (%edx) + lea 8(%edx), %edx + loop L0 + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.asm new file mode 100644 index 0000000000000..318f1185e7471 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.asm @@ -0,0 +1,50 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem64.asm +; +; Abstract: +; +; SetMem64 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .mmx + .code + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem64 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT64 Value +; ) +;------------------------------------------------------------------------------ +InternalMemSetMem64 PROC + mov eax, [esp + 4] + mov ecx, [esp + 8] + movq mm0, [esp + 12] + mov edx, eax +@@: + movq [edx], mm0 + add edx, 8 + loop @B + ret +InternalMemSetMem64 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.nasm new file mode 100644 index 0000000000000..13fa52fe160cd --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.nasm @@ -0,0 +1,46 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem64.nasm +; +; Abstract: +; +; SetMem64 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem64 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT64 Value +; ) +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemSetMem64) +ASM_PFX(InternalMemSetMem64): + mov eax, [esp + 4] + mov ecx, [esp + 8] + movq mm0, [esp + 12] + mov edx, eax +.0: + movq [edx], mm0 + add edx, 8 + loop .0 + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ZeroMem.S b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ZeroMem.S new file mode 100644 index 0000000000000..ac92ec2cf2507 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ZeroMem.S @@ -0,0 +1,54 @@ +#------------------------------------------------------------------------------ +# +# Copyright (c) 2006, 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: +# +# ZeroMem.asm +# +# Abstract: +# +# ZeroMem function +# +# Notes: +# +#------------------------------------------------------------------------------ + +ASM_GLOBAL ASM_PFX(InternalMemZeroMem) + +#------------------------------------------------------------------------------ +# VOID * +# EFIAPI +# InternalMemZeroMem ( +# IN VOID *Buffer, +# IN UINTN Count +# ); +#------------------------------------------------------------------------------ +ASM_PFX(InternalMemZeroMem): + push %edi + movl 8(%esp), %edi + movl 12(%esp), %ecx + movl %ecx, %edx + shrl $3, %ecx + jz L_ZeroBytes + pxor %mm0, %mm0 +L0: + movq %mm0, (%edi) + addl $8, %edi + loop L0 +L_ZeroBytes: + andl $7, %edx + xorl %eax, %eax + movl %edx, %ecx + rep + stosb + movl 8(%esp), %eax + pop %edi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ZeroMem.asm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ZeroMem.asm new file mode 100644 index 0000000000000..3820ddd84a9fa --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ZeroMem.asm @@ -0,0 +1,56 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; ZeroMem.asm +; +; Abstract: +; +; ZeroMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .686 + .model flat,C + .mmx + .code + +;------------------------------------------------------------------------------ +; VOID * +; InternalMemZeroMem ( +; IN VOID *Buffer, +; IN UINTN Count +; ); +;------------------------------------------------------------------------------ +InternalMemZeroMem PROC USES edi + mov edi, [esp + 8] + mov ecx, [esp + 12] + mov edx, ecx + shr ecx, 3 + jz @ZeroBytes + pxor mm0, mm0 +@@: + movq [edi], mm0 + add edi, 8 + loop @B +@ZeroBytes: + and edx, 7 + xor eax, eax + mov ecx, edx + rep stosb + mov eax, [esp + 8] + ret +InternalMemZeroMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/ZeroMem.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ZeroMem.nasm new file mode 100644 index 0000000000000..bcf7cf643da3d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/ZeroMem.nasm @@ -0,0 +1,54 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; ZeroMem.nasm +; +; Abstract: +; +; ZeroMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; InternalMemZeroMem ( +; IN VOID *Buffer, +; IN UINTN Count +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemZeroMem) +ASM_PFX(InternalMemZeroMem): + push edi + mov edi, [esp + 8] + mov ecx, [esp + 12] + mov edx, ecx + shr ecx, 3 + jz @ZeroBytes + pxor mm0, mm0 +.0: + movq [edi], mm0 + add edi, 8 + loop .0 +@ZeroBytes: + and edx, 7 + xor eax, eax + mov ecx, edx + rep stosb + mov eax, [esp + 8] + pop edi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/IsZeroBufferWrapper.c b/MdePkg/Library/BaseMemoryLibMmx/IsZeroBufferWrapper.c new file mode 100644 index 0000000000000..078c924da1536 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/IsZeroBufferWrapper.c @@ -0,0 +1,54 @@ +/** @file + Implementation of IsZeroBuffer function. + + The following BaseMemoryLib instances contain the same copy of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2016, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Checks if the contents of a buffer are all zeros. + + This function checks whether the contents of a buffer are all zeros. If the + contents are all zeros, return TRUE. Otherwise, return FALSE. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The pointer to the buffer to be checked. + @param Length The size of the buffer (in bytes) to be checked. + + @retval TRUE Contents of the buffer are all zeros. + @retval FALSE Contents of the buffer are not all zeros. + +**/ +BOOLEAN +EFIAPI +IsZeroBuffer ( + IN CONST VOID *Buffer, + IN UINTN Length + ) +{ + ASSERT (!(Buffer == NULL && Length > 0)); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + return InternalMemIsZeroBuffer (Buffer, Length); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/MemLibGuid.c b/MdePkg/Library/BaseMemoryLibMmx/MemLibGuid.c new file mode 100644 index 0000000000000..4aab05d53b67e --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/MemLibGuid.c @@ -0,0 +1,171 @@ +/** @file + Implementation of GUID functions. + + The following BaseMemoryLib instances contain the same copy of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2016, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Copies a source GUID to a destination GUID. + + This function copies the contents of the 128-bit GUID specified by SourceGuid to + DestinationGuid, and returns DestinationGuid. + + If DestinationGuid is NULL, then ASSERT(). + If SourceGuid is NULL, then ASSERT(). + + @param DestinationGuid The pointer to the destination GUID. + @param SourceGuid The pointer to the source GUID. + + @return DestinationGuid. + +**/ +GUID * +EFIAPI +CopyGuid ( + OUT GUID *DestinationGuid, + IN CONST GUID *SourceGuid + ) +{ + WriteUnaligned64 ( + (UINT64*)DestinationGuid, + ReadUnaligned64 ((CONST UINT64*)SourceGuid) + ); + WriteUnaligned64 ( + (UINT64*)DestinationGuid + 1, + ReadUnaligned64 ((CONST UINT64*)SourceGuid + 1) + ); + return DestinationGuid; +} + +/** + Compares two GUIDs. + + This function compares Guid1 to Guid2. If the GUIDs are identical then TRUE is returned. + If there are any bit differences in the two GUIDs, then FALSE is returned. + + If Guid1 is NULL, then ASSERT(). + If Guid2 is NULL, then ASSERT(). + + @param Guid1 A pointer to a 128 bit GUID. + @param Guid2 A pointer to a 128 bit GUID. + + @retval TRUE Guid1 and Guid2 are identical. + @retval FALSE Guid1 and Guid2 are not identical. + +**/ +BOOLEAN +EFIAPI +CompareGuid ( + IN CONST GUID *Guid1, + IN CONST GUID *Guid2 + ) +{ + UINT64 LowPartOfGuid1; + UINT64 LowPartOfGuid2; + UINT64 HighPartOfGuid1; + UINT64 HighPartOfGuid2; + + LowPartOfGuid1 = ReadUnaligned64 ((CONST UINT64*) Guid1); + LowPartOfGuid2 = ReadUnaligned64 ((CONST UINT64*) Guid2); + HighPartOfGuid1 = ReadUnaligned64 ((CONST UINT64*) Guid1 + 1); + HighPartOfGuid2 = ReadUnaligned64 ((CONST UINT64*) Guid2 + 1); + + return (BOOLEAN) (LowPartOfGuid1 == LowPartOfGuid2 && HighPartOfGuid1 == HighPartOfGuid2); +} + +/** + Scans a target buffer for a GUID, and returns a pointer to the matching GUID + in the target buffer. + + This function searches the target buffer specified by Buffer and Length from + the lowest address to the highest address at 128-bit increments for the 128-bit + GUID value that matches Guid. If a match is found, then a pointer to the matching + GUID in the target buffer is returned. If no match is found, then NULL is returned. + If Length is 0, then NULL is returned. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Buffer is not aligned on a 32-bit boundary, then ASSERT(). + If Length is not aligned on a 128-bit boundary, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The pointer to the target buffer to scan. + @param Length The number of bytes in Buffer to scan. + @param Guid The value to search for in the target buffer. + + @return A pointer to the matching Guid in the target buffer or NULL otherwise. + +**/ +VOID * +EFIAPI +ScanGuid ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN CONST GUID *Guid + ) +{ + CONST GUID *GuidPtr; + + ASSERT (((UINTN)Buffer & (sizeof (Guid->Data1) - 1)) == 0); + ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1)); + ASSERT ((Length & (sizeof (*GuidPtr) - 1)) == 0); + + GuidPtr = (GUID*)Buffer; + Buffer = GuidPtr + Length / sizeof (*GuidPtr); + while (GuidPtr < (CONST GUID*)Buffer) { + if (CompareGuid (GuidPtr, Guid)) { + return (VOID*)GuidPtr; + } + GuidPtr++; + } + return NULL; +} + +/** + Checks if the given GUID is a zero GUID. + + This function checks whether the given GUID is a zero GUID. If the GUID is + identical to a zero GUID then TRUE is returned. Otherwise, FALSE is returned. + + If Guid is NULL, then ASSERT(). + + @param Guid The pointer to a 128 bit GUID. + + @retval TRUE Guid is a zero GUID. + @retval FALSE Guid is not a zero GUID. + +**/ +BOOLEAN +EFIAPI +IsZeroGuid ( + IN CONST GUID *Guid + ) +{ + UINT64 LowPartOfGuid; + UINT64 HighPartOfGuid; + + LowPartOfGuid = ReadUnaligned64 ((CONST UINT64*) Guid); + HighPartOfGuid = ReadUnaligned64 ((CONST UINT64*) Guid + 1); + + return (BOOLEAN) (LowPartOfGuid == 0 && HighPartOfGuid == 0); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/MemLibInternals.h b/MdePkg/Library/BaseMemoryLibMmx/MemLibInternals.h new file mode 100644 index 0000000000000..ce1c17f6de768 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/MemLibInternals.h @@ -0,0 +1,251 @@ +/** @file + Declaration of internal functions for Base Memory Library. + + The following BaseMemoryLib instances contain the same copy of this file: + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + + Copyright (c) 2006 - 2016, 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. + +**/ + +#ifndef __MEM_LIB_INTERNALS__ +#define __MEM_LIB_INTERNALS__ + +#include <Base.h> +#include <Library/BaseMemoryLib.h> +#include <Library/BaseLib.h> +#include <Library/DebugLib.h> + +/** + Copy Length bytes from Source to Destination. + + @param DestinationBuffer The target of the copy request. + @param SourceBuffer The place to copy from. + @param Length The number of bytes to copy + + @return Destination + +**/ +VOID * +EFIAPI +InternalMemCopyMem ( + OUT VOID *DestinationBuffer, + IN CONST VOID *SourceBuffer, + IN UINTN Length + ); + +/** + Set Buffer to Value for Size bytes. + + @param Buffer The memory to set. + @param Length The number of bytes to set + @param Value The value of the set operation. + + @return Buffer + +**/ +VOID * +EFIAPI +InternalMemSetMem ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINT8 Value + ); + +/** + Fills a target buffer with a 16-bit value, and returns the target buffer. + + @param Buffer The pointer to the target buffer to fill. + @param Length The count of 16-bit value to fill. + @param Value The value with which to fill Length bytes of Buffer. + + @return Buffer + +**/ +VOID * +EFIAPI +InternalMemSetMem16 ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINT16 Value + ); + +/** + Fills a target buffer with a 32-bit value, and returns the target buffer. + + @param Buffer The pointer to the target buffer to fill. + @param Length The count of 32-bit value to fill. + @param Value The value with which to fill Length bytes of Buffer. + + @return Buffer + +**/ +VOID * +EFIAPI +InternalMemSetMem32 ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINT32 Value + ); + +/** + Fills a target buffer with a 64-bit value, and returns the target buffer. + + @param Buffer The pointer to the target buffer to fill. + @param Length The count of 64-bit value to fill. + @param Value The value with which to fill Length bytes of Buffer. + + @return Buffer + +**/ +VOID * +EFIAPI +InternalMemSetMem64 ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINT64 Value + ); + +/** + Set Buffer to 0 for Size bytes. + + @param Buffer The memory to set. + @param Length The number of bytes to set. + + @return Buffer + +**/ +VOID * +EFIAPI +InternalMemZeroMem ( + OUT VOID *Buffer, + IN UINTN Length + ); + +/** + Compares two memory buffers of a given length. + + @param DestinationBuffer The first memory buffer. + @param SourceBuffer The second memory buffer. + @param Length The length of DestinationBuffer and SourceBuffer memory + regions to compare. Must be non-zero. + + @return 0 All Length bytes of the two buffers are identical. + @retval Non-zero The first mismatched byte in SourceBuffer subtracted from the first + mismatched byte in DestinationBuffer. + +**/ +INTN +EFIAPI +InternalMemCompareMem ( + IN CONST VOID *DestinationBuffer, + IN CONST VOID *SourceBuffer, + IN UINTN Length + ); + +/** + Scans a target buffer for an 8-bit value, and returns a pointer to the + matching 8-bit value in the target buffer. + + @param Buffer The pointer to the target buffer to scan. + @param Length The count of 8-bit value to scan. Must be non-zero. + @param Value The value to search for in the target buffer. + + @return The pointer to the first occurrence or NULL if not found. + +**/ +CONST VOID * +EFIAPI +InternalMemScanMem8 ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN UINT8 Value + ); + +/** + Scans a target buffer for a 16-bit value, and returns a pointer to the + matching 16-bit value in the target buffer. + + @param Buffer The pointer to the target buffer to scan. + @param Length The count of 16-bit value to scan. Must be non-zero. + @param Value The value to search for in the target buffer. + + @return The pointer to the first occurrence or NULL if not found. + +**/ +CONST VOID * +EFIAPI +InternalMemScanMem16 ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN UINT16 Value + ); + +/** + Scans a target buffer for a 32-bit value, and returns a pointer to the + matching 32-bit value in the target buffer. + + @param Buffer The pointer to the target buffer to scan. + @param Length The count of 32-bit value to scan. Must be non-zero. + @param Value The value to search for in the target buffer. + + @return The pointer to the first occurrence or NULL if not found. + +**/ +CONST VOID * +EFIAPI +InternalMemScanMem32 ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN UINT32 Value + ); + +/** + Scans a target buffer for a 64-bit value, and returns a pointer to the + matching 64-bit value in the target buffer. + + @param Buffer The pointer to the target buffer to scan. + @param Length The count of 64-bit value to scan. Must be non-zero. + @param Value The value to search for in the target buffer. + + @return The pointer to the first occurrence or NULL if not found. + +**/ +CONST VOID * +EFIAPI +InternalMemScanMem64 ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN UINT64 Value + ); + +/** + Checks whether the contents of a buffer are all zeros. + + @param Buffer The pointer to the buffer to be checked. + @param Length The size of the buffer (in bytes) to be checked. + + @retval TRUE Contents of the buffer are all zeros. + @retval FALSE Contents of the buffer are not all zeros. + +**/ +BOOLEAN +EFIAPI +InternalMemIsZeroBuffer ( + IN CONST VOID *Buffer, + IN UINTN Length + ); + +#endif diff --git a/MdePkg/Library/BaseMemoryLibMmx/ScanMem16Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/ScanMem16Wrapper.c new file mode 100644 index 0000000000000..c407469843c4e --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/ScanMem16Wrapper.c @@ -0,0 +1,67 @@ +/** @file + ScanMem16() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Scans a target buffer for a 16-bit value, and returns a pointer to the matching 16-bit value + in the target buffer. + + This function searches the target buffer specified by Buffer and Length from the lowest + address to the highest address for a 16-bit value that matches Value. If a match is found, + then a pointer to the matching byte in the target buffer is returned. If no match is found, + then NULL is returned. If Length is 0, then NULL is returned. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Buffer is not aligned on a 16-bit boundary, then ASSERT(). + If Length is not aligned on a 16-bit boundary, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The pointer to the target buffer to scan. + @param Length The number of bytes in Buffer to scan. + @param Value The value to search for in the target buffer. + + @return A pointer to the matching byte in the target buffer or NULL otherwise. + +**/ +VOID * +EFIAPI +ScanMem16 ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN UINT16 Value + ) +{ + if (Length == 0) { + return NULL; + } + + ASSERT (Buffer != NULL); + ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + ASSERT ((Length & (sizeof (Value) - 1)) == 0); + + return (VOID*)InternalMemScanMem16 (Buffer, Length / sizeof (Value), Value); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/ScanMem32Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/ScanMem32Wrapper.c new file mode 100644 index 0000000000000..5a06f6b1ed07b --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/ScanMem32Wrapper.c @@ -0,0 +1,66 @@ +/** @file + ScanMem32() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Scans a target buffer for a 32-bit value, and returns a pointer to the matching 32-bit value + in the target buffer. + + This function searches the target buffer specified by Buffer and Length from the lowest + address to the highest address for a 32-bit value that matches Value. If a match is found, + then a pointer to the matching byte in the target buffer is returned. If no match is found, + then NULL is returned. If Length is 0, then NULL is returned. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Buffer is not aligned on a 32-bit boundary, then ASSERT(). + If Length is not aligned on a 32-bit boundary, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The pointer to the target buffer to scan. + @param Length The number of bytes in Buffer to scan. + @param Value Thevalue to search for in the target buffer. + + @return A pointer to the matching byte in the target buffer or NULL otherwise. + +**/ +VOID * +EFIAPI +ScanMem32 ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN UINT32 Value + ) +{ + if (Length == 0) { + return NULL; + } + + ASSERT (Buffer != NULL); + ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + ASSERT ((Length & (sizeof (Value) - 1)) == 0); + + return (VOID*)InternalMemScanMem32 (Buffer, Length / sizeof (Value), Value); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/ScanMem64Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/ScanMem64Wrapper.c new file mode 100644 index 0000000000000..10ed74d50256d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/ScanMem64Wrapper.c @@ -0,0 +1,67 @@ +/** @file + ScanMem64() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Scans a target buffer for a 64-bit value, and returns a pointer to the matching 64-bit value + in the target buffer. + + This function searches the target buffer specified by Buffer and Length from the lowest + address to the highest address for a 64-bit value that matches Value. If a match is found, + then a pointer to the matching byte in the target buffer is returned. If no match is found, + then NULL is returned. If Length is 0, then NULL is returned. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Buffer is not aligned on a 64-bit boundary, then ASSERT(). + If Length is not aligned on a 64-bit boundary, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The pointer to the target buffer to scan. + @param Length The number of bytes in Buffer to scan. + @param Value The value to search for in the target buffer. + + @return A pointer to the matching byte in the target buffer or NULL otherwise. + +**/ +VOID * +EFIAPI +ScanMem64 ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN UINT64 Value + ) +{ + if (Length == 0) { + return NULL; + } + + ASSERT (Buffer != NULL); + ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + ASSERT ((Length & (sizeof (Value) - 1)) == 0); + + return (VOID*)InternalMemScanMem64 (Buffer, Length / sizeof (Value), Value); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/ScanMem8Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/ScanMem8Wrapper.c new file mode 100644 index 0000000000000..f296da2e7a486 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/ScanMem8Wrapper.c @@ -0,0 +1,99 @@ +/** @file + ScanMem8() and ScanMemN() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Scans a target buffer for an 8-bit value, and returns a pointer to the matching 8-bit value + in the target buffer. + + This function searches the target buffer specified by Buffer and Length from the lowest + address to the highest address for an 8-bit value that matches Value. If a match is found, + then a pointer to the matching byte in the target buffer is returned. If no match is found, + then NULL is returned. If Length is 0, then NULL is returned. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The pointer to the target buffer to scan. + @param Length The number of bytes in Buffer to scan. + @param Value The value to search for in the target buffer. + + @return A pointer to the matching byte in the target buffer or NULL otherwise. + +**/ +VOID * +EFIAPI +ScanMem8 ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN UINT8 Value + ) +{ + if (Length == 0) { + return NULL; + } + ASSERT (Buffer != NULL); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + + return (VOID*)InternalMemScanMem8 (Buffer, Length, Value); +} + +/** + Scans a target buffer for a UINTN sized value, and returns a pointer to the matching + UINTN sized value in the target buffer. + + This function searches the target buffer specified by Buffer and Length from the lowest + address to the highest address for a UINTN sized value that matches Value. If a match is found, + then a pointer to the matching byte in the target buffer is returned. If no match is found, + then NULL is returned. If Length is 0, then NULL is returned. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Buffer is not aligned on a UINTN boundary, then ASSERT(). + If Length is not aligned on a UINTN boundary, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The pointer to the target buffer to scan. + @param Length The number of bytes in Buffer to scan. + @param Value The value to search for in the target buffer. + + @return A pointer to the matching byte in the target buffer or NULL otherwise. + +**/ +VOID * +EFIAPI +ScanMemN ( + IN CONST VOID *Buffer, + IN UINTN Length, + IN UINTN Value + ) +{ + if (sizeof (UINTN) == sizeof (UINT64)) { + return ScanMem64 (Buffer, Length, (UINT64)Value); + } else { + return ScanMem32 (Buffer, Length, (UINT32)Value); + } +} + diff --git a/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c new file mode 100644 index 0000000000000..8e6daa3928cc3 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/SetMem16Wrapper.c @@ -0,0 +1,64 @@ +/** @file + SetMem16() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Fills a target buffer with a 16-bit value, and returns the target buffer. + + This function fills Length bytes of Buffer with the 16-bit value specified by + Value, and returns Buffer. Value is repeated every 16-bits in for Length + bytes of Buffer. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + If Buffer is not aligned on a 16-bit boundary, then ASSERT(). + If Length is not aligned on a 16-bit boundary, then ASSERT(). + + @param Buffer The pointer to the target buffer to fill. + @param Length The number of bytes in Buffer to fill. + @param Value The value with which to fill Length bytes of Buffer. + + @return Buffer. + +**/ +VOID * +EFIAPI +SetMem16 ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINT16 Value + ) +{ + if (Length == 0) { + return Buffer; + } + + ASSERT (Buffer != NULL); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0); + ASSERT ((Length & (sizeof (Value) - 1)) == 0); + + return InternalMemSetMem16 (Buffer, Length / sizeof (Value), Value); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/SetMem32Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/SetMem32Wrapper.c new file mode 100644 index 0000000000000..7758e1f438db0 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/SetMem32Wrapper.c @@ -0,0 +1,64 @@ +/** @file + SetMem32() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Fills a target buffer with a 32-bit value, and returns the target buffer. + + This function fills Length bytes of Buffer with the 32-bit value specified by + Value, and returns Buffer. Value is repeated every 32-bits in for Length + bytes of Buffer. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + If Buffer is not aligned on a 32-bit boundary, then ASSERT(). + If Length is not aligned on a 32-bit boundary, then ASSERT(). + + @param Buffer The pointer to the target buffer to fill. + @param Length The number of bytes in Buffer to fill. + @param Value The value with which to fill Length bytes of Buffer. + + @return Buffer. + +**/ +VOID * +EFIAPI +SetMem32 ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINT32 Value + ) +{ + if (Length == 0) { + return Buffer; + } + + ASSERT (Buffer != NULL); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0); + ASSERT ((Length & (sizeof (Value) - 1)) == 0); + + return InternalMemSetMem32 (Buffer, Length / sizeof (Value), Value); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/SetMem64Wrapper.c b/MdePkg/Library/BaseMemoryLibMmx/SetMem64Wrapper.c new file mode 100644 index 0000000000000..5273a864f187c --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/SetMem64Wrapper.c @@ -0,0 +1,64 @@ +/** @file + SetMem64() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Fills a target buffer with a 64-bit value, and returns the target buffer. + + This function fills Length bytes of Buffer with the 64-bit value specified by + Value, and returns Buffer. Value is repeated every 64-bits in for Length + bytes of Buffer. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + If Buffer is not aligned on a 64-bit boundary, then ASSERT(). + If Length is not aligned on a 64-bit boundary, then ASSERT(). + + @param Buffer The pointer to the target buffer to fill. + @param Length The number of bytes in Buffer to fill. + @param Value The value with which to fill Length bytes of Buffer. + + @return Buffer. + +**/ +VOID * +EFIAPI +SetMem64 ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINT64 Value + ) +{ + if (Length == 0) { + return Buffer; + } + + ASSERT (Buffer != NULL); + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0); + ASSERT ((Length & (sizeof (Value) - 1)) == 0); + + return InternalMemSetMem64 (Buffer, Length / sizeof (Value), Value); +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/SetMemWrapper.c b/MdePkg/Library/BaseMemoryLibMmx/SetMemWrapper.c new file mode 100644 index 0000000000000..b6646d81fc32c --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/SetMemWrapper.c @@ -0,0 +1,91 @@ +/** @file + SetMem() and SetMemN() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Fills a target buffer with a byte value, and returns the target buffer. + + This function fills Length bytes of Buffer with Value, and returns Buffer. + + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The memory to set. + @param Length The number of bytes to set. + @param Value The value with which to fill Length bytes of Buffer. + + @return Buffer. + +**/ +VOID * +EFIAPI +SetMem ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINT8 Value + ) +{ + if (Length == 0) { + return Buffer; + } + + ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer)); + + return InternalMemSetMem (Buffer, Length, Value); +} + +/** + Fills a target buffer with a value that is size UINTN, and returns the target buffer. + + This function fills Length bytes of Buffer with the UINTN sized value specified by + Value, and returns Buffer. Value is repeated every sizeof(UINTN) bytes for Length + bytes of Buffer. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + If Buffer is not aligned on a UINTN boundary, then ASSERT(). + If Length is not aligned on a UINTN boundary, then ASSERT(). + + @param Buffer The pointer to the target buffer to fill. + @param Length The number of bytes in Buffer to fill. + @param Value The value with which to fill Length bytes of Buffer. + + @return Buffer. + +**/ +VOID * +EFIAPI +SetMemN ( + OUT VOID *Buffer, + IN UINTN Length, + IN UINTN Value + ) +{ + if (sizeof (UINTN) == sizeof (UINT64)) { + return SetMem64 (Buffer, Length, (UINT64)Value); + } else { + return SetMem32 (Buffer, Length, (UINT32)Value); + } +} diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.S b/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.S new file mode 100644 index 0000000000000..e03049281cdce --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.S @@ -0,0 +1,59 @@ +# +# ConvertAsm.py: Automatically generated from CompareMem.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: +# +# CompareMem.S +# +# Abstract: +# +# CompareMem function +# +# Notes: +# +# The following BaseMemoryLib instances contain the same copy of this file: +# +# BaseMemoryLibRepStr +# BaseMemoryLibMmx +# BaseMemoryLibSse2 +# BaseMemoryLibOptDxe +# BaseMemoryLibOptPei +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# INTN +# EFIAPI +# InternalMemCompareMem ( +# IN CONST VOID *DestinationBuffer, +# IN CONST VOID *SourceBuffer, +# IN UINTN Length +# ); +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemCompareMem) +ASM_PFX(InternalMemCompareMem): + pushq %rsi + pushq %rdi + movq %rcx, %rsi + movq %rdx, %rdi + movq %r8, %rcx + repe cmpsb + movzbq -1(%rsi), %rax + movzbq -1(%rdi), %rdx + subq %rdx, %rax + popq %rdi + popq %rsi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.asm new file mode 100644 index 0000000000000..09f077b85df86 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.asm @@ -0,0 +1,54 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; CompareMem.Asm +; +; Abstract: +; +; CompareMem function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; INTN +; EFIAPI +; InternalMemCompareMem ( +; IN CONST VOID *DestinationBuffer, +; IN CONST VOID *SourceBuffer, +; IN UINTN Length +; ); +;------------------------------------------------------------------------------ +InternalMemCompareMem PROC USES rsi rdi + mov rsi, rcx + mov rdi, rdx + mov rcx, r8 + repe cmpsb + movzx rax, byte ptr [rsi - 1] + movzx rdx, byte ptr [rdi - 1] + sub rax, rdx + ret +InternalMemCompareMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.nasm new file mode 100644 index 0000000000000..cb0d886583874 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.nasm @@ -0,0 +1,58 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; CompareMem.Asm +; +; Abstract: +; +; CompareMem function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; INTN +; EFIAPI +; InternalMemCompareMem ( +; IN CONST VOID *DestinationBuffer, +; IN CONST VOID *SourceBuffer, +; IN UINTN Length +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemCompareMem) +ASM_PFX(InternalMemCompareMem): + push rsi + push rdi + mov rsi, rcx + mov rdi, rdx + mov rcx, r8 + repe cmpsb + movzx rax, byte [rsi - 1] + movzx rdx, byte [rdi - 1] + sub rax, rdx + pop rdi + pop rsi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.S b/MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.S new file mode 100644 index 0000000000000..290dec091d462 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.S @@ -0,0 +1,74 @@ +# +# ConvertAsm.py: Automatically generated from CopyMem.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: +# +# CopyMem.S +# +# Abstract: +# +# CopyMem function +# +# Notes: +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# VOID * +# EFIAPI +# InternalMemCopyMem ( +# IN VOID *Destination, +# IN VOID *Source, +# IN UINTN Count +# ) +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemCopyMem) +ASM_PFX(InternalMemCopyMem): + pushq %rsi + pushq %rdi + movq %rdx, %rsi # rsi <- Source + movq %rcx, %rdi # rdi <- Destination + leaq -1(%rsi, %r8,), %r9 # r9 <- End of Source + cmpq %rdi, %rsi + movq %rdi, %rax # rax <- Destination as return value + jae L0 + cmpq %rdi, %r9 + jae L_CopyBackward # Copy backward if overlapped +L0: + movq %r8, %rcx + andq $7, %r8 + shrq $3, %rcx # rcx <- # of Qwords to copy + jz L_CopyBytes + movd %mm0, %r10 # (Save mm0 in r10) +L1: + movq (%rsi), %mm0 + movntq %mm0, (%rdi) + addq $8, %rsi + addq $8, %rdi + loop L1 + mfence + movd %r10, %mm0 # (Restore mm0) + jmp L_CopyBytes +L_CopyBackward: + movq %r9, %rsi # rsi <- End of Source + leaq -1(%rdi, %r8,), %rdi # rdi <- End of Destination + std # set direction flag +L_CopyBytes: + movq %r8, %rcx + rep movsb # Copy bytes backward + cld + popq %rdi + popq %rsi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.asm new file mode 100644 index 0000000000000..120e3e8dd4fae --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.asm @@ -0,0 +1,70 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; CopyMem.asm +; +; Abstract: +; +; CopyMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemCopyMem ( +; OUT VOID *DestinationBuffer, +; IN CONST VOID *SourceBuffer, +; IN UINTN Length +; ); +;------------------------------------------------------------------------------ +InternalMemCopyMem PROC USES rsi rdi + mov rsi, rdx ; rsi <- Source + mov rdi, rcx ; rdi <- Destination + lea r9, [rsi + r8 - 1] ; r9 <- End of Source + cmp rsi, rdi + mov rax, rdi ; rax <- Destination as return value + jae @F + cmp r9, rdi + jae @CopyBackward ; Copy backward if overlapped +@@: + mov rcx, r8 + and r8, 7 + shr rcx, 3 ; rcx <- # of Qwords to copy + jz @CopyBytes + DB 49h, 0fh, 7eh, 0c2h ; movd r10, mm0 (Save mm0 in r10) +@@: + DB 0fh, 6fh, 06h ; movd mm0, [rsi] + DB 0fh, 0e7h, 07h ; movntq [rdi], mm0 + add rsi, 8 + add rdi, 8 + loop @B + mfence + DB 49h, 0fh, 6eh, 0c2h ; movd mm0, r10 (Restore mm0) + jmp @CopyBytes +@CopyBackward: + mov rsi, r9 ; rsi <- End of Source + lea rdi, [rdi + r8 - 1] ; rdi <- End of Destination + std ; set direction flag +@CopyBytes: + mov rcx, r8 + rep movsb ; Copy bytes backward + cld + ret +InternalMemCopyMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.nasm new file mode 100644 index 0000000000000..b3b9634f181fe --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.nasm @@ -0,0 +1,74 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; CopyMem.nasm +; +; Abstract: +; +; CopyMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemCopyMem ( +; OUT VOID *DestinationBuffer, +; IN CONST VOID *SourceBuffer, +; IN UINTN Length +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemCopyMem) +ASM_PFX(InternalMemCopyMem): + push rsi + push rdi + mov rsi, rdx ; rsi <- Source + mov rdi, rcx ; rdi <- Destination + lea r9, [rsi + r8 - 1] ; r9 <- End of Source + cmp rsi, rdi + mov rax, rdi ; rax <- Destination as return value + jae .0 + cmp r9, rdi + jae @CopyBackward ; Copy backward if overlapped +.0: + mov rcx, r8 + and r8, 7 + shr rcx, 3 ; rcx <- # of Qwords to copy + jz @CopyBytes + DB 0x49, 0xf, 0x7e, 0xc2 ; movd r10, mm0 (Save mm0 in r10) +.1: + DB 0xf, 0x6f, 0x6 ; movd mm0, [rsi] + DB 0xf, 0xe7, 0x7 ; movntq [rdi], mm0 + add rsi, 8 + add rdi, 8 + loop .1 + mfence + DB 0x49, 0xf, 0x6e, 0xc2 ; movd mm0, r10 (Restore mm0) + jmp @CopyBytes +@CopyBackward: + mov rsi, r9 ; rsi <- End of Source + lea rdi, [rdi + r8 - 1] ; rdi <- End of Destination + std ; set direction flag +@CopyBytes: + mov rcx, r8 + rep movsb ; Copy bytes backward + cld + pop rdi + pop rsi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/IsZeroBuffer.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/IsZeroBuffer.nasm new file mode 100644 index 0000000000000..3b855a7bf4a66 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/IsZeroBuffer.nasm @@ -0,0 +1,55 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2016, 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: +; +; IsZeroBuffer.nasm +; +; Abstract: +; +; IsZeroBuffer function +; +; Notes: +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; BOOLEAN +; EFIAPI +; InternalMemIsZeroBuffer ( +; IN CONST VOID *Buffer, +; IN UINTN Length +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemIsZeroBuffer) +ASM_PFX(InternalMemIsZeroBuffer): + push rdi + mov rdi, rcx ; rdi <- Buffer + mov rcx, rdx ; rcx <- Length + shr rcx, 3 ; rcx <- number of qwords + and rdx, 7 ; rdx <- number of trailing bytes + xor rax, rax ; rax <- 0, also set ZF + repe scasq + jnz @ReturnFalse ; ZF=0 means non-zero element found + mov rcx, rdx + repe scasb + jnz @ReturnFalse + pop rdi + mov rax, 1 ; return TRUE + ret +@ReturnFalse: + pop rdi + xor rax, rax + ret ; return FALSE + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.S b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.S new file mode 100644 index 0000000000000..7ba23fdee6790 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.S @@ -0,0 +1,56 @@ +# +# ConvertAsm.py: Automatically generated from ScanMem16.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: +# +# ScanMem16.S +# +# Abstract: +# +# ScanMem16 function +# +# Notes: +# +# The following BaseMemoryLib instances contain the same copy of this file: +# +# BaseMemoryLibRepStr +# BaseMemoryLibMmx +# BaseMemoryLibSse2 +# BaseMemoryLibOptDxe +# BaseMemoryLibOptPei +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# CONST VOID * +# EFIAPI +# InternalMemScanMem16 ( +# IN CONST VOID *Buffer, +# IN UINTN Length, +# IN UINT16 Value +# ); +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemScanMem16) +ASM_PFX(InternalMemScanMem16): + pushq %rdi + movq %rcx, %rdi + movq %r8, %rax + movq %rdx, %rcx + repne scasw + leaq -2(%rdi), %rax + cmovnz %rcx, %rax + popq %rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.asm new file mode 100644 index 0000000000000..75200414d1c17 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.asm @@ -0,0 +1,53 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem16.Asm +; +; Abstract: +; +; ScanMem16 function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem16 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT16 Value +; ); +;------------------------------------------------------------------------------ +InternalMemScanMem16 PROC USES rdi + mov rdi, rcx + mov rax, r8 + mov rcx, rdx + repne scasw + lea rax, [rdi - 2] + cmovnz rax, rcx + ret +InternalMemScanMem16 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.nasm new file mode 100644 index 0000000000000..9f0de63ea655b --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.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: +; +; ScanMem16.Asm +; +; Abstract: +; +; ScanMem16 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 +; InternalMemScanMem16 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT16 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemScanMem16) +ASM_PFX(InternalMemScanMem16): + push rdi + mov rdi, rcx + mov rax, r8 + mov rcx, rdx + repne scasw + lea rax, [rdi - 2] + cmovnz rax, rcx + pop rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.S b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.S new file mode 100644 index 0000000000000..914cf5328775d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/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 %r8, %rax + movq %rdx, %rcx + repne scasl + leaq -4(%rdi), %rax + cmovnz %rcx, %rax + popq %rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.asm new file mode 100644 index 0000000000000..ad47e5a53a138 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.asm @@ -0,0 +1,53 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem32.Asm +; +; Abstract: +; +; ScanMem32 function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem32 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT32 Value +; ); +;------------------------------------------------------------------------------ +InternalMemScanMem32 PROC USES rdi + mov rdi, rcx + mov rax, r8 + mov rcx, rdx + repne scasd + lea rax, [rdi - 4] + cmovnz rax, rcx + ret +InternalMemScanMem32 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.nasm new file mode 100644 index 0000000000000..5c9ae5d08389f --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.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: +; +; ScanMem32.Asm +; +; Abstract: +; +; ScanMem32 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 +; InternalMemScanMem32 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT32 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemScanMem32) +ASM_PFX(InternalMemScanMem32): + push rdi + mov rdi, rcx + mov rax, r8 + mov rcx, rdx + repne scasd + lea rax, [rdi - 4] + cmovnz rax, rcx + pop rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.S b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.S new file mode 100644 index 0000000000000..c6b62d0d0392c --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.S @@ -0,0 +1,55 @@ +# +# ConvertAsm.py: Automatically generated from ScanMem64.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: +# +# ScanMem64.S +# +# Abstract: +# +# ScanMem64 function +# +# Notes: +# +# The following BaseMemoryLib instances contain the same copy of this file: +# +# BaseMemoryLibRepStr +# BaseMemoryLibMmx +# BaseMemoryLibSse2 +# BaseMemoryLibOptDxe +# BaseMemoryLibOptPei +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# CONST VOID * +# EFIAPI +# InternalMemScanMem64 ( +# IN CONST VOID *Buffer, +# IN UINTN Length, +# IN UINT64 Value +# ); +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemScanMem64) +ASM_PFX(InternalMemScanMem64): + pushq %rdi + movq %rcx, %rdi + movq %r8, %rax + movq %rdx, %rcx + repne scasq + leaq -8(%rdi), %rax + cmovnz %rcx, %rax + popq %rdi + ret diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.asm new file mode 100644 index 0000000000000..3eb5b719fa077 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.asm @@ -0,0 +1,53 @@ +;------------------------------------------------------------------------------ +; +; 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 +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem64 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT64 Value +; ); +;------------------------------------------------------------------------------ +InternalMemScanMem64 PROC USES rdi + mov rdi, rcx + mov rax, r8 + mov rcx, rdx + repne scasq + lea rax, [rdi - 8] + cmovnz rax, rcx + ret +InternalMemScanMem64 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.nasm new file mode 100644 index 0000000000000..b98c6dece3307 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/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 + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.S b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.S new file mode 100644 index 0000000000000..9d453c1edf549 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.S @@ -0,0 +1,56 @@ +# +# ConvertAsm.py: Automatically generated from ScanMem8.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: +# +# ScanMem8.S +# +# Abstract: +# +# ScanMem8 function +# +# Notes: +# +# The following BaseMemoryLib instances contain the same copy of this file: +# +# BaseMemoryLibRepStr +# BaseMemoryLibMmx +# BaseMemoryLibSse2 +# BaseMemoryLibOptDxe +# BaseMemoryLibOptPei +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# CONST VOID * +# EFIAPI +# InternalMemScanMem8 ( +# IN CONST VOID *Buffer, +# IN UINTN Length, +# IN UINT8 Value +# ); +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemScanMem8) +ASM_PFX(InternalMemScanMem8): + pushq %rdi + movq %rcx, %rdi + movq %rdx, %rcx + movq %r8, %rax + repne scasb + leaq -1(%rdi), %rax + cmovnz %rcx, %rax # set rax to 0 if not found + popq %rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.asm new file mode 100644 index 0000000000000..8ece85e5b4a25 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.asm @@ -0,0 +1,53 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; ScanMem8.Asm +; +; Abstract: +; +; ScanMem8 function +; +; Notes: +; +; The following BaseMemoryLib instances contain the same copy of this file: +; +; BaseMemoryLibRepStr +; BaseMemoryLibMmx +; BaseMemoryLibSse2 +; BaseMemoryLibOptDxe +; BaseMemoryLibOptPei +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; CONST VOID * +; EFIAPI +; InternalMemScanMem8 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT8 Value +; ); +;------------------------------------------------------------------------------ +InternalMemScanMem8 PROC USES rdi + mov rdi, rcx + mov rcx, rdx + mov rax, r8 + repne scasb + lea rax, [rdi - 1] + cmovnz rax, rcx ; set rax to 0 if not found + ret +InternalMemScanMem8 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.nasm new file mode 100644 index 0000000000000..8499795a1d7e7 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.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: +; +; ScanMem8.Asm +; +; Abstract: +; +; ScanMem8 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 +; InternalMemScanMem8 ( +; IN CONST VOID *Buffer, +; IN UINTN Length, +; IN UINT8 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemScanMem8) +ASM_PFX(InternalMemScanMem8): + push rdi + mov rdi, rcx + mov rcx, rdx + mov rax, r8 + repne scasb + lea rax, [rdi - 1] + cmovnz rax, rcx ; set rax to 0 if not found + pop rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.S b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.S new file mode 100644 index 0000000000000..f6aee42103083 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.S @@ -0,0 +1,61 @@ +# +# ConvertAsm.py: Automatically generated from SetMem.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: +# +# SetMem.S +# +# Abstract: +# +# SetMem function +# +# Notes: +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# VOID * +# EFIAPI +# InternalMemSetMem ( +# IN VOID *Buffer, +# IN UINTN Count, +# IN UINT8 Value +# ) +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemSetMem) +ASM_PFX(InternalMemSetMem): + push %rdi + movq %r8, %rax + movb %al, %ah + movd %rax, %mm0 + movq %rcx, %r8 + movq %r8, %rdi # rdi <- Buffer + movq %rdx, %rcx + andq $7, %rdx + shrq $3, %rcx + jz L_SetBytes + .byte 0x0f, 0x70, 0x0C0, 0x00 +L0: + movntq %mm0, (%rdi) + addq $8, %rdi + loop L0 + mfence +L_SetBytes: + movl %edx, %ecx + rep stosb + movq %r8, %rax + pop %rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.asm new file mode 100644 index 0000000000000..932973badc289 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.asm @@ -0,0 +1,58 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem.asm +; +; Abstract: +; +; SetMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem ( +; OUT VOID *Buffer, +; IN UINTN Length, +; IN UINT8 Value +; ); +;------------------------------------------------------------------------------ +InternalMemSetMem PROC USES rdi + mov rax, r8 + mov ah, al + DB 48h, 0fh, 6eh, 0c0h ; movd mm0, rax + mov r8, rcx + mov rdi, r8 ; rdi <- Buffer + mov rcx, rdx + and edx, 7 + shr rcx, 3 + jz @SetBytes + DB 0fh, 70h, 0C0h, 00h ; pshufw mm0, mm0, 0h +@@: + DB 0fh, 0e7h, 07h ; movntq [rdi], mm0 + add rdi, 8 + loop @B + mfence +@SetBytes: + mov ecx, edx + rep stosb + mov rax, r8 + ret +InternalMemSetMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.nasm new file mode 100644 index 0000000000000..1b50e5ec3bfdb --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.nasm @@ -0,0 +1,60 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem.nasm +; +; Abstract: +; +; SetMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem ( +; OUT VOID *Buffer, +; IN UINTN Length, +; IN UINT8 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemSetMem) +ASM_PFX(InternalMemSetMem): + push rdi + mov rax, r8 + mov ah, al + DB 0x48, 0xf, 0x6e, 0xc0 ; movd mm0, rax + mov r8, rcx + mov rdi, r8 ; rdi <- Buffer + mov rcx, rdx + and edx, 7 + shr rcx, 3 + jz @SetBytes + DB 0xf, 0x70, 0xC0, 0x0 ; pshufw mm0, mm0, 0h +.0: + DB 0xf, 0xe7, 0x7 ; movntq [rdi], mm0 + add rdi, 8 + loop .0 + mfence +@SetBytes: + mov ecx, edx + rep stosb + mov rax, r8 + pop rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.S b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.S new file mode 100644 index 0000000000000..06c7d6bb939f3 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.S @@ -0,0 +1,60 @@ +# +# ConvertAsm.py: Automatically generated from SetMem16.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: +# +# SetMem16.S +# +# Abstract: +# +# SetMem16 function +# +# Notes: +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# VOID * +# EFIAPI +# InternalMemSetMem16 ( +# IN VOID *Buffer, +# IN UINTN Count, +# IN UINT16 Value +# ) +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemSetMem16) +ASM_PFX(InternalMemSetMem16): + pushq %rdi + movq %r8, %rax + movd %rax, %mm0 + movq %rcx, %r8 + movq %r8, %rdi + movq %rdx, %rcx + andl $3, %edx + shrq $2, %rcx + jz L_SetWords + .byte 0x0f, 0x70, 0x0C0, 0x00 +L0: + movntq %mm0, (%rdi) + addq $8, %rdi + loop L0 + mfence +L_SetWords: + movl %edx, %ecx + rep stosw + movq %r8, %rax + popq %rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.asm new file mode 100644 index 0000000000000..ca0022448970d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.asm @@ -0,0 +1,57 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem16.asm +; +; Abstract: +; +; SetMem16 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem16 ( +; OUT VOID *Buffer, +; IN UINTN Length, +; IN UINT16 Value +; ); +;------------------------------------------------------------------------------ +InternalMemSetMem16 PROC USES rdi + mov rax, r8 + DB 48h, 0fh, 6eh, 0c0h ; movd mm0, rax + mov r8, rcx + mov rdi, r8 + mov rcx, rdx + and edx, 3 + shr rcx, 2 + jz @SetWords + DB 0fh, 70h, 0C0h, 00h ; pshufw mm0, mm0, 0h +@@: + DB 0fh, 0e7h, 07h ; movntq [rdi], mm0 + add rdi, 8 + loop @B + mfence +@SetWords: + mov ecx, edx + rep stosw + mov rax, r8 + ret +InternalMemSetMem16 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.nasm new file mode 100644 index 0000000000000..43435503366ec --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.nasm @@ -0,0 +1,59 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem16.nasm +; +; Abstract: +; +; SetMem16 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; EFIAPI +; InternalMemSetMem16 ( +; OUT VOID *Buffer, +; IN UINTN Length, +; IN UINT16 Value +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemSetMem16) +ASM_PFX(InternalMemSetMem16): + push rdi + mov rax, r8 + DB 0x48, 0xf, 0x6e, 0xc0 ; movd mm0, rax + mov r8, rcx + mov rdi, r8 + mov rcx, rdx + and edx, 3 + shr rcx, 2 + jz @SetWords + DB 0xf, 0x70, 0xC0, 0x0 ; pshufw mm0, mm0, 0h +.0: + DB 0xf, 0xe7, 0x7 ; movntq [rdi], mm0 + add rdi, 8 + loop .0 + mfence +@SetWords: + mov ecx, edx + rep stosw + mov rax, r8 + pop rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.S b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.S new file mode 100644 index 0000000000000..d2dc235a731ed --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.S @@ -0,0 +1,55 @@ +# +# ConvertAsm.py: Automatically generated from SetMem32.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: +# +# SetMem32.S +# +# Abstract: +# +# SetMem32 function +# +# Notes: +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# VOID * +# EFIAPI +# InternalMemSetMem32 ( +# IN VOID *Buffer, +# IN UINTN Count, +# IN UINT32 Value +# ); +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemSetMem32) +ASM_PFX(InternalMemSetMem32): + movd %r8, %mm0 # mm0 <- Value + movq %rcx, %rax # rax <- Buffer + xchgq %rdx, %rcx # rcx <- Count rdx <- Buffer + shrq $1, % rcx # rcx <- # of qwords to set + jz L_SetDwords + .byte 0x0f, 0x70, 0x0C0, 0x44 +L0: + movntq %mm0, (%rdx) + leaq 8(%rdx), %rdx # use "lea" to avoid flag changes + loop L0 + mfence +L_SetDwords: + jnc L1 + movd %mm0, (%rdx) +L1: + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.asm new file mode 100644 index 0000000000000..5eadd00fbf644 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.asm @@ -0,0 +1,53 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem32.asm +; +; Abstract: +; +; SetMem32 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; VOID * +; InternalMemSetMem32 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT32 Value +; ) +;------------------------------------------------------------------------------ +InternalMemSetMem32 PROC + DB 49h, 0fh, 6eh, 0c0h ; movd mm0, r8 (Value) + mov rax, rcx ; rax <- Buffer + xchg rcx, rdx ; rcx <- Count rdx <- Buffer + shr rcx, 1 ; rcx <- # of qwords to set + jz @SetDwords + DB 0fh, 70h, 0C0h, 44h ; pshufw mm0, mm0, 44h +@@: + DB 0fh, 0e7h, 02h ; movntq [rdx], mm0 + lea rdx, [rdx + 8] ; use "lea" to avoid flag changes + loop @B + mfence +@SetDwords: + jnc @F + DB 0fh, 7eh, 02h ; movd [rdx], mm0 +@@: + ret +InternalMemSetMem32 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.nasm new file mode 100644 index 0000000000000..cf659b0f26f1d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.nasm @@ -0,0 +1,53 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem32.nasm +; +; Abstract: +; +; SetMem32 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; InternalMemSetMem32 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT32 Value +; ) +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemSetMem32) +ASM_PFX(InternalMemSetMem32): + DB 0x49, 0xf, 0x6e, 0xc0 ; movd mm0, r8 (Value) + mov rax, rcx ; rax <- Buffer + xchg rcx, rdx ; rcx <- Count rdx <- Buffer + shr rcx, 1 ; rcx <- # of qwords to set + jz @SetDwords + DB 0xf, 0x70, 0xC0, 0x44 ; pshufw mm0, mm0, 44h +.0: + DB 0xf, 0xe7, 0x2 ; movntq [rdx], mm0 + lea rdx, [rdx + 8] ; use "lea" to avoid flag changes + loop .0 + mfence +@SetDwords: + jnc .1 + DB 0xf, 0x7e, 0x2 ; movd [rdx], mm0 +.1: + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.S b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.S new file mode 100644 index 0000000000000..2f2dd6757a901 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.S @@ -0,0 +1,47 @@ +# +# ConvertAsm.py: Automatically generated from SetMem64.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: +# +# SetMem64.S +# +# Abstract: +# +# SetMem64 function +# +# Notes: +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# VOID * +# InternalMemSetMem64 ( +# IN VOID *Buffer, +# IN UINTN Count, +# IN UINT64 Value +# ) +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemSetMem64) +ASM_PFX(InternalMemSetMem64): + movd %r8, %mm0 #Value + movq %rcx, %rax #rax <- Buffer + xchg %rdx, %rcx #rcx <- Count +L0: + movntq %mm0, (%rdx) + addq $8, %rdx + loop L0 + mfence + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.asm new file mode 100644 index 0000000000000..1f551cb1a2af6 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.asm @@ -0,0 +1,46 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem64.asm +; +; Abstract: +; +; SetMem64 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; VOID * +; InternalMemSetMem64 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT64 Value +; ) +;------------------------------------------------------------------------------ +InternalMemSetMem64 PROC + DB 49h, 0fh, 6eh, 0c0h ; movd mm0, r8 (Value) + mov rax, rcx ; rax <- Buffer + xchg rcx, rdx ; rcx <- Count +@@: + DB 0fh, 0e7h, 02h ; movntq [rdx], mm0 + add rdx, 8 + loop @B + mfence + ret +InternalMemSetMem64 ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.nasm new file mode 100644 index 0000000000000..f4aa51c1fe763 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.nasm @@ -0,0 +1,46 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; SetMem64.nasm +; +; Abstract: +; +; SetMem64 function +; +; Notes: +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; InternalMemSetMem64 ( +; IN VOID *Buffer, +; IN UINTN Count, +; IN UINT64 Value +; ) +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemSetMem64) +ASM_PFX(InternalMemSetMem64): + DB 0x49, 0xf, 0x6e, 0xc0 ; movd mm0, r8 (Value) + mov rax, rcx ; rax <- Buffer + xchg rcx, rdx ; rcx <- Count +.0: + DB 0xf, 0xe7, 0x2 ; movntq [rdx], mm0 + add rdx, 8 + loop .0 + mfence + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.S b/MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.S new file mode 100644 index 0000000000000..1994f9c6b656a --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.S @@ -0,0 +1,57 @@ +# +# ConvertAsm.py: Automatically generated from ZeroMem.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: +# +# ZeroMem.S +# +# Abstract: +# +# ZeroMem function +# +# Notes: +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# VOID * +# InternalMemZeroMem ( +# IN VOID *Buffer, +# IN UINTN Count +# ); +#------------------------------------------------------------------------------ +ASM_GLOBAL ASM_PFX(InternalMemZeroMem) +ASM_PFX(InternalMemZeroMem): + pushq %rdi + movq %rcx, %rdi + movq %rdx, %rcx + movq %rdi, %r8 + andq $7, %rdx + shrq $3, %rcx + jz L_ZeroBytes + pxor %mm0, %mm0 +L0: + movntq %mm0, (%rdi) + addq $8, %rdi + loop L0 + mfence +L_ZeroBytes: + xorl %eax, %eax + movl %edx, %ecx + rep stosb + movq %r8, %rax + popq %rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.asm b/MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.asm new file mode 100644 index 0000000000000..ed8d385f8b4a0 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.asm @@ -0,0 +1,54 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; ZeroMem.asm +; +; Abstract: +; +; ZeroMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; VOID * +; InternalMemZeroMem ( +; IN VOID *Buffer, +; IN UINTN Count +; ); +;------------------------------------------------------------------------------ +InternalMemZeroMem PROC USES rdi + mov rdi, rcx + mov rcx, rdx + mov r8, rdi + and edx, 7 + shr rcx, 3 + jz @ZeroBytes + DB 0fh, 0efh, 0c0h ; pxor mm0, mm0 +@@: + DB 0fh, 0e7h, 7 ; movntq [rdi], mm0 + add rdi, 8 + loop @B + DB 0fh, 0aeh, 0f0h ; mfence +@ZeroBytes: + xor eax, eax + mov ecx, edx + rep stosb + mov rax, r8 + ret +InternalMemZeroMem ENDP + + END diff --git a/MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.nasm b/MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.nasm new file mode 100644 index 0000000000000..9eb4d263600b9 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.nasm @@ -0,0 +1,56 @@ +;------------------------------------------------------------------------------ +; +; Copyright (c) 2006, 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: +; +; ZeroMem.nasm +; +; Abstract: +; +; ZeroMem function +; +; Notes: +; +;------------------------------------------------------------------------------ + + DEFAULT REL + SECTION .text + +;------------------------------------------------------------------------------ +; VOID * +; InternalMemZeroMem ( +; IN VOID *Buffer, +; IN UINTN Count +; ); +;------------------------------------------------------------------------------ +global ASM_PFX(InternalMemZeroMem) +ASM_PFX(InternalMemZeroMem): + push rdi + mov rdi, rcx + mov rcx, rdx + mov r8, rdi + and edx, 7 + shr rcx, 3 + jz @ZeroBytes + DB 0xf, 0xef, 0xc0 ; pxor mm0, mm0 +.0: + DB 0xf, 0xe7, 7 ; movntq [rdi], mm0 + add rdi, 8 + loop .0 + DB 0xf, 0xae, 0xf0 ; mfence +@ZeroBytes: + xor eax, eax + mov ecx, edx + rep stosb + mov rax, r8 + pop rdi + ret + diff --git a/MdePkg/Library/BaseMemoryLibMmx/ZeroMemWrapper.c b/MdePkg/Library/BaseMemoryLibMmx/ZeroMemWrapper.c new file mode 100644 index 0000000000000..067c7af84819e --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibMmx/ZeroMemWrapper.c @@ -0,0 +1,56 @@ +/** @file + ZeroMem() implementation. + + The following BaseMemoryLib instances contain the same copy of this file: + + BaseMemoryLib + BaseMemoryLibMmx + BaseMemoryLibSse2 + BaseMemoryLibRepStr + BaseMemoryLibOptDxe + BaseMemoryLibOptPei + PeiMemoryLib + UefiMemoryLib + + Copyright (c) 2006 - 2010, 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. + +**/ + +#include "MemLibInternals.h" + +/** + Fills a target buffer with zeros, and returns the target buffer. + + This function fills Length bytes of Buffer with zeros, and returns Buffer. + + If Length > 0 and Buffer is NULL, then ASSERT(). + If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). + + @param Buffer The pointer to the target buffer to fill with zeros. + @param Length The number of bytes in Buffer to fill with zeros. + + @return Buffer. + +**/ +VOID * +EFIAPI +ZeroMem ( + OUT VOID *Buffer, + IN UINTN Length + ) +{ + if (Length == 0) { + return Buffer; + } + + ASSERT (Buffer != NULL); + ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1)); + return InternalMemZeroMem (Buffer, Length); +} |