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add corresponding .S files for BaseMemoryLibXXX X64 arch. Note that we use ".intel_syntax noprefix" directive to simplify the .S implementation.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6184 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
eric_tian
2008-10-22 08:36:39 +00:00
parent 710a5b3584
commit 4df876adfb
36 changed files with 1362 additions and 139 deletions
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11
MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.inf
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@@ -85,6 +85,17 @@
X64/SetMem16.asm
X64/SetMem.asm
X64/CopyMem.asm
X64/ScanMem64.S
X64/ScanMem32.S
X64/ScanMem16.S
X64/ScanMem8.S
X64/CompareMem.S
X64/SetMem64.S
X64/SetMem32.S
X64/SetMem16.S
X64/ZeroMem.S
X64/SetMem.S
X64/CopyMem.S
[LibraryClasses]

32
MdePkg/Library/BaseMemoryLibMmx/X64/CompareMem.S
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@@ -1,3 +1,6 @@
#
# ConvertAsm.py: Automatically generated from CompareMem.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
@@ -11,7 +14,7 @@
#
# Module Name:
#
# CompareMem.Asm
# CompareMem.S
#
# Abstract:
#
@@ -29,6 +32,7 @@
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# INTN
# EFIAPI
@@ -38,17 +42,19 @@
# IN UINTN Length
# );
#------------------------------------------------------------------------------
.global _InternalMemCompareMem;
_InternalMemCompareMem:
push %rsi
push %rdi
mov %rcx, %rsi
mov %rdx, %rdi
mov %r8, %rcx
.intel_syntax noprefix
.globl ASM_PFX(InternalMemCompareMem)
ASM_PFX(InternalMemCompareMem):
push rsi
push rdi
mov rsi, rcx
mov rdi, rdx
mov rcx, r8
repe cmpsb
movzbq -1(%rsi), %rax
movzbq -1(%rdi), %rdx
sub %rdx, %rax
pop %rdi
pop %rsi
movzx rax, byte ptr [rsi - 1]
movzx rdx, byte ptr [rdi - 1]
sub rax, rdx
pop rdi
pop rsi
ret

83
MdePkg/Library/BaseMemoryLibMmx/X64/CopyMem.S
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@@ -1,3 +1,6 @@
#
# ConvertAsm.py: Automatically generated from CopyMem.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
@@ -11,7 +14,7 @@
#
# Module Name:
#
# CopyMem.asm
# CopyMem.S
#
# Abstract:
#
@@ -23,50 +26,42 @@
#------------------------------------------------------------------------------
# VOID *
# EFIAPI
# InternalMemCopyMem (
# OUT VOID *DestinationBuffer,
# IN CONST VOID *SourceBuffer,
# IN UINTN Length
# );
# VOID *
# EFIAPI
# InternalMemCopyMem (
# IN VOID *Destination,
# IN VOID *Source,
# IN UINTN Count
# )
#------------------------------------------------------------------------------
.global _InternalMemCopyMem;
_InternalMemCopyMem:
push %rsi
push %rdi
mov %rdi, %rsi
mov %rcx, %rdi
lea -1(%r8,%rsi,1),%r9
cmp %rdi, %rsi
mov %rdi, %rax
jae L1
cmp %rdi, %r9
jae LCopyBackward # Copy backward if overlapped
L1:
mov %r8, %rcx
and $7, %r8
shr $3, %rcx
jz LCopyBytes
movd %mm0, %r10 # (Save mm0 in r10)
L2:
movd (%rsi), %mm0
movntq %mm0, (%rdi)
add $8, %rsi
add $8, %rdi
loop L2
mfence
movd %r10, %mm0 #(Restore mm0)
jmp LCopyBytes
LCopyBackward:
mov %r9, %rsi
lea -1(%r8,%rdi,1),%rdi
.intel_syntax noprefix
.globl 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 _InternalMemCopyMem_al_0000
cmp r9, rdi
jae _atSym_CopyBackward # Copy backward if overlapped
_InternalMemCopyMem_al_0000:
mov rcx, r8
and r8, 7
shr rcx, 3
rep movsq # Copy as many Qwords as possible
jmp _atSym_CopyBytes
_atSym_CopyBackward:
mov rsi, r9 # rsi <- End of Source
lea rdi, [rdi + r8 - 1] # esi <- End of Destination
std # set direction flag
LCopyBytes:
mov %r8, %rcx
rep
movsb # Copy bytes backward
_atSym_CopyBytes:
mov rcx, r8
rep movsb # Copy bytes backward
cld
pop %rdi
pop %rsi
pop rdi
pop rsi
ret

57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.S Normal file
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@@ -0,0 +1,57 @@
#
# ConvertAsm.py: Automatically generated from ScanMem16.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# 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
# );
#------------------------------------------------------------------------------
.intel_syntax noprefix
.globl 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

57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.S Normal file
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@@ -0,0 +1,57 @@
#
# ConvertAsm.py: Automatically generated from ScanMem32.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# 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
# );
#------------------------------------------------------------------------------
.intel_syntax noprefix
.globl 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

56
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.S Normal file
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@@ -0,0 +1,56 @@
#
# ConvertAsm.py: Automatically generated from ScanMem64.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# 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
# );
#------------------------------------------------------------------------------
.intel_syntax noprefix
.globl 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

57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.S Normal file
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@@ -0,0 +1,57 @@
#
# ConvertAsm.py: Automatically generated from ScanMem8.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# 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
# );
#------------------------------------------------------------------------------
.intel_syntax noprefix
.globl 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

62
MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.S Normal file
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@@ -0,0 +1,62 @@
#
# ConvertAsm.py: Automatically generated from SetMem.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# SetMem.S
#
# Abstract:
#
# SetMem function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID *
# EFIAPI
# InternalMemSetMem (
# IN VOID *Buffer,
# IN UINTN Count,
# IN UINT8 Value
# )
#------------------------------------------------------------------------------
.intel_syntax noprefix
.globl ASM_PFX(InternalMemSetMem)
ASM_PFX(InternalMemSetMem):
push rdi
mov rax, r8
mov ah, al
movq mm0, rax
mov r8, rcx
mov rdi, r8 # rdi <- Buffer
mov rcx, rdx
and edx, 7
shr rcx, 3
jz L_SetBytes
pshufw mm0, mm0, 0x0
L0:
movntq [rdi], mm0
add rdi, 8
loop L0
mfence
L_SetBytes:
mov ecx, edx
rep stosb
mov rax, r8
pop rdi
ret

61
MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.S Normal file
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@@ -0,0 +1,61 @@
#
# ConvertAsm.py: Automatically generated from SetMem16.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# SetMem16.S
#
# Abstract:
#
# SetMem16 function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID *
# EFIAPI
# InternalMemSetMem16 (
# IN VOID *Buffer,
# IN UINTN Count,
# IN UINT16 Value
# )
#------------------------------------------------------------------------------
.intel_syntax noprefix
.globl ASM_PFX(InternalMemSetMem16)
ASM_PFX(InternalMemSetMem16):
push rdi
mov rax, r8
movq mm0, rax
mov r8, rcx
mov rdi, r8
mov rcx, rdx
and edx, 3
shr rcx, 2
jz L_SetWords
pshufw mm0, mm0, 0x0
L0:
movntq [rdi], mm0
add rdi, 8
loop L0
mfence
L_SetWords:
mov ecx, edx
rep stosw
mov rax, r8
pop rdi
ret

56
MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.S Normal file
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@@ -0,0 +1,56 @@
#
# ConvertAsm.py: Automatically generated from SetMem32.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# SetMem32.S
#
# Abstract:
#
# SetMem32 function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID *
# EFIAPI
# InternalMemSetMem32 (
# IN VOID *Buffer,
# IN UINTN Count,
# IN UINT32 Value
# );
#------------------------------------------------------------------------------
.intel_syntax noprefix
.globl ASM_PFX(InternalMemSetMem32)
ASM_PFX(InternalMemSetMem32):
movq mm0, r8 # mm0 <- Value
mov rax, rcx # rax <- Buffer
xchg rcx, rdx # rcx <- Count rdx <- Buffer
shr rcx, 1 # rcx <- # of qwords to set
jz L_SetDwords
pshufw mm0, mm0, 0x44
L0:
movntq [rdx], mm0
lea rdx, [rdx + 8] # use "lea" to avoid flag changes
loop L0
mfence
L_SetDwords:
jnc L1
movd [rdx], mm0
L1:
ret

48
MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.S Normal file
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@@ -0,0 +1,48 @@
#
# ConvertAsm.py: Automatically generated from SetMem64.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# SetMem64.S
#
# Abstract:
#
# SetMem64 function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID *
# InternalMemSetMem64 (
# IN VOID *Buffer,
# IN UINTN Count,
# IN UINT64 Value
# )
#------------------------------------------------------------------------------
.intel_syntax noprefix
.globl ASM_PFX(InternalMemSetMem64)
ASM_PFX(InternalMemSetMem64):
movq mm0, r8 #Value
mov rax, rcx #rax <- Buffer
xchg rcx, rdx #rcx <- Count
L0:
movntq [rdx], mm0
add rdx, 8
loop L0
mfence
ret

58
MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.S Normal file
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@@ -0,0 +1,58 @@
#
# ConvertAsm.py: Automatically generated from ZeroMem.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
# Module Name:
#
# ZeroMem.S
#
# Abstract:
#
# ZeroMem function
#
# Notes:
#
#------------------------------------------------------------------------------
#------------------------------------------------------------------------------
# VOID *
# InternalMemZeroMem (
# IN VOID *Buffer,
# IN UINTN Count
# );
#------------------------------------------------------------------------------
.intel_syntax noprefix
.globl ASM_PFX(InternalMemZeroMem)
ASM_PFX(InternalMemZeroMem):
push rdi
mov rdi, rcx
mov rcx, rdx
mov r8, rdi
and edx, 7
shr rcx, 3
jz L_ZeroBytes
pxor mm0, mm0
L0:
movntq [rdi], mm0
add rdi, 8
loop L0
mfence
L_ZeroBytes:
xor eax, eax
mov ecx, edx
rep stosb
mov rax, r8
pop rdi
ret