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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.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6184 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
parent
710a5b3584
commit
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@ -85,6 +85,17 @@
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X64/SetMem16.asm
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X64/SetMem16.asm
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X64/SetMem.asm
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X64/SetMem.asm
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X64/CopyMem.asm
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X64/CopyMem.asm
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X64/ScanMem64.S
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X64/ScanMem32.S
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X64/ScanMem16.S
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X64/ScanMem8.S
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X64/CompareMem.S
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X64/SetMem64.S
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X64/SetMem32.S
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X64/SetMem16.S
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X64/ZeroMem.S
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X64/SetMem.S
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X64/CopyMem.S
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[LibraryClasses]
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[LibraryClasses]
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@ -1,3 +1,6 @@
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#
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# ConvertAsm.py: Automatically generated from CompareMem.asm
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#
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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#
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#
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# Copyright (c) 2006, Intel Corporation
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# Copyright (c) 2006, Intel Corporation
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@ -11,7 +14,7 @@
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#
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#
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# Module Name:
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# Module Name:
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#
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#
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# CompareMem.Asm
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# CompareMem.S
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#
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#
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# Abstract:
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# Abstract:
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#
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#
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@ -29,6 +32,7 @@
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#
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#
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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# INTN
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# INTN
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# EFIAPI
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# EFIAPI
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@ -38,17 +42,19 @@
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# IN UINTN Length
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# IN UINTN Length
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# );
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# );
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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.global _InternalMemCompareMem;
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.intel_syntax noprefix
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_InternalMemCompareMem:
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.globl ASM_PFX(InternalMemCompareMem)
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push %rsi
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ASM_PFX(InternalMemCompareMem):
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push %rdi
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push rsi
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mov %rcx, %rsi
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push rdi
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mov %rdx, %rdi
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mov rsi, rcx
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mov %r8, %rcx
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mov rdi, rdx
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mov rcx, r8
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repe cmpsb
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repe cmpsb
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movzbq -1(%rsi), %rax
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movzx rax, byte ptr [rsi - 1]
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movzbq -1(%rdi), %rdx
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movzx rdx, byte ptr [rdi - 1]
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sub %rdx, %rax
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sub rax, rdx
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pop %rdi
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pop rdi
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pop %rsi
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pop rsi
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ret
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ret
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@ -1,3 +1,6 @@
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#
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# ConvertAsm.py: Automatically generated from CopyMem.asm
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#
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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#
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#
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# Copyright (c) 2006, Intel Corporation
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# Copyright (c) 2006, Intel Corporation
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@ -11,7 +14,7 @@
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#
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#
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# Module Name:
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# Module Name:
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#
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#
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# CopyMem.asm
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# CopyMem.S
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#
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#
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# Abstract:
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# Abstract:
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#
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#
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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# VOID *
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# VOID *
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# EFIAPI
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# EFIAPI
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# InternalMemCopyMem (
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# InternalMemCopyMem (
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# OUT VOID *DestinationBuffer,
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# IN VOID *Destination,
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# IN CONST VOID *SourceBuffer,
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# IN VOID *Source,
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# IN UINTN Length
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# IN UINTN Count
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# );
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# )
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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.global _InternalMemCopyMem;
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.intel_syntax noprefix
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_InternalMemCopyMem:
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.globl ASM_PFX(InternalMemCopyMem)
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push %rsi
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ASM_PFX(InternalMemCopyMem):
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push %rdi
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push rsi
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mov %rdi, %rsi
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push rdi
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mov %rcx, %rdi
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mov rsi, rdx # rsi <- Source
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lea -1(%r8,%rsi,1),%r9
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mov rdi, rcx # rdi <- Destination
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cmp %rdi, %rsi
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lea r9, [rsi + r8 - 1] # r9 <- End of Source
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mov %rdi, %rax
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cmp rsi, rdi
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jae L1
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mov rax, rdi # rax <- Destination as return value
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cmp %rdi, %r9
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jae _InternalMemCopyMem_al_0000
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jae LCopyBackward # Copy backward if overlapped
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cmp r9, rdi
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L1:
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jae _atSym_CopyBackward # Copy backward if overlapped
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mov %r8, %rcx
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_InternalMemCopyMem_al_0000:
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and $7, %r8
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mov rcx, r8
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shr $3, %rcx
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and r8, 7
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jz LCopyBytes
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shr rcx, 3
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movd %mm0, %r10 # (Save mm0 in r10)
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rep movsq # Copy as many Qwords as possible
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L2:
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jmp _atSym_CopyBytes
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movd (%rsi), %mm0
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_atSym_CopyBackward:
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movntq %mm0, (%rdi)
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mov rsi, r9 # rsi <- End of Source
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add $8, %rsi
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lea rdi, [rdi + r8 - 1] # esi <- End of Destination
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add $8, %rdi
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loop L2
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mfence
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movd %r10, %mm0 #(Restore mm0)
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jmp LCopyBytes
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LCopyBackward:
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mov %r9, %rsi
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lea -1(%r8,%rdi,1),%rdi
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std # set direction flag
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std # set direction flag
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LCopyBytes:
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_atSym_CopyBytes:
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mov %r8, %rcx
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mov rcx, r8
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rep
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rep movsb # Copy bytes backward
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movsb # Copy bytes backward
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cld
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cld
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pop %rdi
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pop rdi
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pop %rsi
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pop rsi
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ret
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ret
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57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.S
Normal file
57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem16.S
Normal file
@ -0,0 +1,57 @@
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#
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# ConvertAsm.py: Automatically generated from ScanMem16.asm
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#
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#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006, Intel Corporation
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# All rights reserved. This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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# Module Name:
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#
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# ScanMem16.S
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#
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# Abstract:
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#
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# ScanMem16 function
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#
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# Notes:
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#
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# The following BaseMemoryLib instances contain the same copy of this file:
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#
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# BaseMemoryLibRepStr
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# BaseMemoryLibMmx
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# BaseMemoryLibSse2
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# BaseMemoryLibOptDxe
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# BaseMemoryLibOptPei
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#
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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# CONST VOID *
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# EFIAPI
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# InternalMemScanMem16 (
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# IN CONST VOID *Buffer,
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# IN UINTN Length,
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# IN UINT16 Value
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# );
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#------------------------------------------------------------------------------
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.intel_syntax noprefix
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.globl ASM_PFX(InternalMemScanMem16)
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ASM_PFX(InternalMemScanMem16):
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push rdi
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mov rdi, rcx
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mov rax, r8
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mov rcx, rdx
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repne scasw
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lea rax, [rdi - 2]
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cmovnz rax, rcx
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pop rdi
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ret
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57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.S
Normal file
57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem32.S
Normal file
@ -0,0 +1,57 @@
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#
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# ConvertAsm.py: Automatically generated from ScanMem32.asm
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#
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#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006, Intel Corporation
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# All rights reserved. This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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# Module Name:
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#
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# ScanMem32.S
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#
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# Abstract:
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#
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# ScanMem32 function
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#
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# Notes:
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#
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# The following BaseMemoryLib instances contain the same copy of this file:
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#
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# BaseMemoryLibRepStr
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# BaseMemoryLibMmx
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# BaseMemoryLibSse2
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# BaseMemoryLibOptDxe
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# BaseMemoryLibOptPei
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#
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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# CONST VOID *
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# EFIAPI
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# InternalMemScanMem32 (
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# IN CONST VOID *Buffer,
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# IN UINTN Length,
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# IN UINT32 Value
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# );
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#------------------------------------------------------------------------------
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.intel_syntax noprefix
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.globl ASM_PFX(InternalMemScanMem32)
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ASM_PFX(InternalMemScanMem32):
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push rdi
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mov rdi, rcx
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mov rax, r8
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mov rcx, rdx
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repne scasd
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lea rax, [rdi - 4]
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cmovnz rax, rcx
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pop rdi
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ret
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56
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.S
Normal file
56
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem64.S
Normal file
@ -0,0 +1,56 @@
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#
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# ConvertAsm.py: Automatically generated from ScanMem64.asm
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#
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#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006, Intel Corporation
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# All rights reserved. This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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# Module Name:
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#
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# ScanMem64.S
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#
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# Abstract:
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#
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# ScanMem64 function
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#
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# Notes:
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#
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# The following BaseMemoryLib instances contain the same copy of this file:
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#
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# BaseMemoryLibRepStr
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# BaseMemoryLibMmx
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# BaseMemoryLibSse2
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# BaseMemoryLibOptDxe
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# BaseMemoryLibOptPei
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#
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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# CONST VOID *
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# EFIAPI
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# InternalMemScanMem64 (
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# IN CONST VOID *Buffer,
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# IN UINTN Length,
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# IN UINT64 Value
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# );
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#------------------------------------------------------------------------------
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.intel_syntax noprefix
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.globl ASM_PFX(InternalMemScanMem64)
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ASM_PFX(InternalMemScanMem64):
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push rdi
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mov rdi, rcx
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mov rax, r8
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mov rcx, rdx
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repne scasq
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lea rax, [rdi - 8]
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cmovnz rax, rcx
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pop rdi
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ret
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57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.S
Normal file
57
MdePkg/Library/BaseMemoryLibMmx/X64/ScanMem8.S
Normal file
@ -0,0 +1,57 @@
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#
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# ConvertAsm.py: Automatically generated from ScanMem8.asm
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#
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#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006, Intel Corporation
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# All rights reserved. This program and the accompanying materials
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||||||
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# are licensed and made available under the terms and conditions of the BSD License
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|
# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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# Module Name:
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#
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# ScanMem8.S
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#
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# Abstract:
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#
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# ScanMem8 function
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#
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# Notes:
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#
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# The following BaseMemoryLib instances contain the same copy of this file:
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#
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# BaseMemoryLibRepStr
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# BaseMemoryLibMmx
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# BaseMemoryLibSse2
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# BaseMemoryLibOptDxe
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# BaseMemoryLibOptPei
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#
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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# CONST VOID *
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# EFIAPI
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# InternalMemScanMem8 (
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# IN CONST VOID *Buffer,
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# IN UINTN Length,
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# IN UINT8 Value
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# );
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#------------------------------------------------------------------------------
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.intel_syntax noprefix
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.globl ASM_PFX(InternalMemScanMem8)
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ASM_PFX(InternalMemScanMem8):
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push rdi
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mov rdi, rcx
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mov rcx, rdx
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mov rax, r8
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repne scasb
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lea rax, [rdi - 1]
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cmovnz rax, rcx # set rax to 0 if not found
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pop rdi
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ret
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62
MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.S
Normal file
62
MdePkg/Library/BaseMemoryLibMmx/X64/SetMem.S
Normal file
@ -0,0 +1,62 @@
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#
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# ConvertAsm.py: Automatically generated from SetMem.asm
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#
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#------------------------------------------------------------------------------
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#
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||||||
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# Copyright (c) 2006, Intel Corporation
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||||||
|
# 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
|
||||||
|
#
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||||||
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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||||||
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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||||||
|
# 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
61
MdePkg/Library/BaseMemoryLibMmx/X64/SetMem16.S
Normal file
@ -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
56
MdePkg/Library/BaseMemoryLibMmx/X64/SetMem32.S
Normal file
@ -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
48
MdePkg/Library/BaseMemoryLibMmx/X64/SetMem64.S
Normal file
@ -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
58
MdePkg/Library/BaseMemoryLibMmx/X64/ZeroMem.S
Normal file
@ -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
|
||||||
|
|
@ -32,6 +32,18 @@
|
|||||||
|
|
||||||
[Sources.common]
|
[Sources.common]
|
||||||
MemLibInternals.h
|
MemLibInternals.h
|
||||||
|
ScanMem64Wrapper.c
|
||||||
|
ScanMem32Wrapper.c
|
||||||
|
ScanMem16Wrapper.c
|
||||||
|
ScanMem8Wrapper.c
|
||||||
|
ZeroMemWrapper.c
|
||||||
|
CompareMemWrapper.c
|
||||||
|
SetMem64Wrapper.c
|
||||||
|
SetMem32Wrapper.c
|
||||||
|
SetMem16Wrapper.c
|
||||||
|
SetMemWrapper.c
|
||||||
|
CopyMemWrapper.c
|
||||||
|
MemLibGuid.c
|
||||||
|
|
||||||
[Sources.Ia32]
|
[Sources.Ia32]
|
||||||
Ia32/ScanMem64.S
|
Ia32/ScanMem64.S
|
||||||
@ -56,18 +68,6 @@
|
|||||||
Ia32/SetMem16.asm
|
Ia32/SetMem16.asm
|
||||||
Ia32/SetMem.asm
|
Ia32/SetMem.asm
|
||||||
Ia32/CopyMem.asm
|
Ia32/CopyMem.asm
|
||||||
ScanMem64Wrapper.c
|
|
||||||
ScanMem32Wrapper.c
|
|
||||||
ScanMem16Wrapper.c
|
|
||||||
ScanMem8Wrapper.c
|
|
||||||
ZeroMemWrapper.c
|
|
||||||
CompareMemWrapper.c
|
|
||||||
SetMem64Wrapper.c
|
|
||||||
SetMem32Wrapper.c
|
|
||||||
SetMem16Wrapper.c
|
|
||||||
SetMemWrapper.c
|
|
||||||
CopyMemWrapper.c
|
|
||||||
MemLibGuid.c
|
|
||||||
|
|
||||||
[Sources.X64]
|
[Sources.X64]
|
||||||
X64/ScanMem64.S
|
X64/ScanMem64.S
|
||||||
@ -92,19 +92,6 @@
|
|||||||
X64/SetMem16.asm
|
X64/SetMem16.asm
|
||||||
X64/SetMem.asm
|
X64/SetMem.asm
|
||||||
X64/CopyMem.asm
|
X64/CopyMem.asm
|
||||||
ScanMem64Wrapper.c
|
|
||||||
ScanMem32Wrapper.c
|
|
||||||
ScanMem16Wrapper.c
|
|
||||||
ScanMem8Wrapper.c
|
|
||||||
ZeroMemWrapper.c
|
|
||||||
CompareMemWrapper.c
|
|
||||||
SetMem64Wrapper.c
|
|
||||||
SetMem32Wrapper.c
|
|
||||||
SetMem16Wrapper.c
|
|
||||||
SetMemWrapper.c
|
|
||||||
CopyMemWrapper.c
|
|
||||||
MemLibGuid.c
|
|
||||||
|
|
||||||
|
|
||||||
[Packages]
|
[Packages]
|
||||||
MdePkg/MdePkg.dec
|
MdePkg/MdePkg.dec
|
||||||
|
@ -42,9 +42,9 @@
|
|||||||
# IN UINTN Length
|
# IN UINTN Length
|
||||||
# );
|
# );
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemCompareMem
|
.globl ASM_PFX(InternalMemCompareMem)
|
||||||
_InternalMemCompareMem:
|
ASM_PFX(InternalMemCompareMem):
|
||||||
push rsi
|
push rsi
|
||||||
push rdi
|
push rdi
|
||||||
mov rsi, rcx
|
mov rsi, rcx
|
||||||
|
@ -34,9 +34,9 @@
|
|||||||
# IN UINTN Count
|
# IN UINTN Count
|
||||||
# )
|
# )
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemCopyMem
|
.globl ASM_PFX(InternalMemCopyMem)
|
||||||
_InternalMemCopyMem:
|
ASM_PFX(InternalMemCopyMem):
|
||||||
push rsi
|
push rsi
|
||||||
push rdi
|
push rdi
|
||||||
mov rsi, rdx # rsi <- Source
|
mov rsi, rdx # rsi <- Source
|
||||||
|
@ -42,9 +42,9 @@
|
|||||||
# IN UINT16 Value
|
# IN UINT16 Value
|
||||||
# );
|
# );
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemScanMem16
|
.globl ASM_PFX(InternalMemScanMem16)
|
||||||
_InternalMemScanMem16:
|
ASM_PFX(InternalMemScanMem16):
|
||||||
push rdi
|
push rdi
|
||||||
mov rdi, rcx
|
mov rdi, rcx
|
||||||
mov rax, r8
|
mov rax, r8
|
||||||
|
@ -42,9 +42,9 @@
|
|||||||
# IN UINT32 Value
|
# IN UINT32 Value
|
||||||
# );
|
# );
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemScanMem32
|
.globl ASM_PFX(InternalMemScanMem32)
|
||||||
_InternalMemScanMem32:
|
ASM_PFX(InternalMemScanMem32):
|
||||||
push rdi
|
push rdi
|
||||||
mov rdi, rcx
|
mov rdi, rcx
|
||||||
mov rax, r8
|
mov rax, r8
|
||||||
|
@ -42,9 +42,9 @@
|
|||||||
# IN UINT64 Value
|
# IN UINT64 Value
|
||||||
# );
|
# );
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemScanMem64
|
.globl ASM_PFX(InternalMemScanMem64)
|
||||||
_InternalMemScanMem64:
|
ASM_PFX(InternalMemScanMem64):
|
||||||
push rdi
|
push rdi
|
||||||
mov rdi, rcx
|
mov rdi, rcx
|
||||||
mov rax, r8
|
mov rax, r8
|
||||||
|
@ -42,9 +42,9 @@
|
|||||||
# IN UINT8 Value
|
# IN UINT8 Value
|
||||||
# );
|
# );
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemScanMem8
|
.globl ASM_PFX(InternalMemScanMem8)
|
||||||
_InternalMemScanMem8:
|
ASM_PFX(InternalMemScanMem8):
|
||||||
push rdi
|
push rdi
|
||||||
mov rdi, rcx
|
mov rdi, rcx
|
||||||
mov rcx, rdx
|
mov rcx, rdx
|
||||||
|
@ -34,9 +34,9 @@
|
|||||||
# IN UINT8 Value
|
# IN UINT8 Value
|
||||||
# )
|
# )
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemSetMem
|
.globl ASM_PFX(InternalMemSetMem)
|
||||||
_InternalMemSetMem:
|
ASM_PFX(InternalMemSetMem):
|
||||||
push rdi
|
push rdi
|
||||||
mov rax, r8 # rax = Value
|
mov rax, r8 # rax = Value
|
||||||
mov rdi, rcx # rdi = Buffer
|
mov rdi, rcx # rdi = Buffer
|
||||||
|
@ -34,9 +34,9 @@
|
|||||||
# IN UINT16 Value
|
# IN UINT16 Value
|
||||||
# )
|
# )
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemSetMem16
|
.globl ASM_PFX(InternalMemSetMem16)
|
||||||
_InternalMemSetMem16:
|
ASM_PFX(InternalMemSetMem16):
|
||||||
push rdi
|
push rdi
|
||||||
mov rdi, rcx
|
mov rdi, rcx
|
||||||
mov rax, r8
|
mov rax, r8
|
||||||
|
@ -34,9 +34,9 @@
|
|||||||
# IN UINT32 Value
|
# IN UINT32 Value
|
||||||
# );
|
# );
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemSetMem32
|
.globl ASM_PFX(InternalMemSetMem32)
|
||||||
_InternalMemSetMem32:
|
ASM_PFX(InternalMemSetMem32):
|
||||||
push rdi
|
push rdi
|
||||||
mov rdi, rcx
|
mov rdi, rcx
|
||||||
mov rax, r8
|
mov rax, r8
|
||||||
|
@ -33,9 +33,9 @@
|
|||||||
# IN UINT64 Value
|
# IN UINT64 Value
|
||||||
# )
|
# )
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemSetMem64
|
.globl ASM_PFX(InternalMemSetMem64)
|
||||||
_InternalMemSetMem64:
|
ASM_PFX(InternalMemSetMem64):
|
||||||
push rdi
|
push rdi
|
||||||
mov rdi, rcx
|
mov rdi, rcx
|
||||||
mov rax, r8
|
mov rax, r8
|
||||||
|
@ -32,9 +32,9 @@
|
|||||||
# IN UINTN Count
|
# IN UINTN Count
|
||||||
# );
|
# );
|
||||||
#------------------------------------------------------------------------------
|
#------------------------------------------------------------------------------
|
||||||
.intel_syntax
|
.intel_syntax noprefix
|
||||||
.globl _InternalMemZeroMem
|
.globl ASM_PFX(InternalMemZeroMem)
|
||||||
_InternalMemZeroMem:
|
ASM_PFX(InternalMemZeroMem):
|
||||||
push rdi
|
push rdi
|
||||||
push rcx
|
push rcx
|
||||||
xor rax, rax
|
xor rax, rax
|
||||||
|
@ -32,6 +32,18 @@
|
|||||||
|
|
||||||
[Sources.common]
|
[Sources.common]
|
||||||
MemLibInternals.h
|
MemLibInternals.h
|
||||||
|
ScanMem64Wrapper.c
|
||||||
|
ScanMem32Wrapper.c
|
||||||
|
ScanMem16Wrapper.c
|
||||||
|
ScanMem8Wrapper.c
|
||||||
|
ZeroMemWrapper.c
|
||||||
|
CompareMemWrapper.c
|
||||||
|
SetMem64Wrapper.c
|
||||||
|
SetMem32Wrapper.c
|
||||||
|
SetMem16Wrapper.c
|
||||||
|
SetMemWrapper.c
|
||||||
|
CopyMemWrapper.c
|
||||||
|
MemLibGuid.c
|
||||||
|
|
||||||
[Sources.Ia32]
|
[Sources.Ia32]
|
||||||
Ia32/ScanMem64.S
|
Ia32/ScanMem64.S
|
||||||
@ -56,18 +68,6 @@
|
|||||||
Ia32/SetMem16.asm
|
Ia32/SetMem16.asm
|
||||||
Ia32/SetMem.asm
|
Ia32/SetMem.asm
|
||||||
Ia32/CopyMem.asm
|
Ia32/CopyMem.asm
|
||||||
ScanMem64Wrapper.c
|
|
||||||
ScanMem32Wrapper.c
|
|
||||||
ScanMem16Wrapper.c
|
|
||||||
ScanMem8Wrapper.c
|
|
||||||
ZeroMemWrapper.c
|
|
||||||
CompareMemWrapper.c
|
|
||||||
SetMem64Wrapper.c
|
|
||||||
SetMem32Wrapper.c
|
|
||||||
SetMem16Wrapper.c
|
|
||||||
SetMemWrapper.c
|
|
||||||
CopyMemWrapper.c
|
|
||||||
MemLibGuid.c
|
|
||||||
|
|
||||||
[Sources.X64]
|
[Sources.X64]
|
||||||
X64/ScanMem64.asm
|
X64/ScanMem64.asm
|
||||||
@ -81,18 +81,17 @@
|
|||||||
X64/SetMem16.asm
|
X64/SetMem16.asm
|
||||||
X64/SetMem.asm
|
X64/SetMem.asm
|
||||||
X64/CopyMem.asm
|
X64/CopyMem.asm
|
||||||
ScanMem64Wrapper.c
|
X64/ScanMem64.S
|
||||||
ScanMem32Wrapper.c
|
X64/ScanMem32.S
|
||||||
ScanMem16Wrapper.c
|
X64/ScanMem16.S
|
||||||
ScanMem8Wrapper.c
|
X64/ScanMem8.S
|
||||||
ZeroMemWrapper.c
|
X64/CompareMem.S
|
||||||
CompareMemWrapper.c
|
X64/ZeroMem.S
|
||||||
SetMem64Wrapper.c
|
X64/SetMem64.S
|
||||||
SetMem32Wrapper.c
|
X64/SetMem32.S
|
||||||
SetMem16Wrapper.c
|
X64/SetMem16.S
|
||||||
SetMemWrapper.c
|
X64/SetMem.S
|
||||||
CopyMemWrapper.c
|
X64/CopyMem.S
|
||||||
MemLibGuid.c
|
|
||||||
|
|
||||||
[Packages]
|
[Packages]
|
||||||
MdePkg/MdePkg.dec
|
MdePkg/MdePkg.dec
|
||||||
|
60
MdePkg/Library/BaseMemoryLibSse2/X64/CompareMem.S
Normal file
60
MdePkg/Library/BaseMemoryLibSse2/X64/CompareMem.S
Normal file
@ -0,0 +1,60 @@
|
|||||||
|
#
|
||||||
|
# ConvertAsm.py: Automatically generated from CompareMem.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:
|
||||||
|
#
|
||||||
|
# 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
|
||||||
|
# );
|
||||||
|
#------------------------------------------------------------------------------
|
||||||
|
.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
|
||||||
|
movzx rax, byte ptr [rsi - 1]
|
||||||
|
movzx rdx, byte ptr [rdi - 1]
|
||||||
|
sub rax, rdx
|
||||||
|
pop rdi
|
||||||
|
pop rsi
|
||||||
|
ret
|
||||||
|
|
84
MdePkg/Library/BaseMemoryLibSse2/X64/CopyMem.S
Normal file
84
MdePkg/Library/BaseMemoryLibSse2/X64/CopyMem.S
Normal file
@ -0,0 +1,84 @@
|
|||||||
|
#
|
||||||
|
# ConvertAsm.py: Automatically generated from CopyMem.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:
|
||||||
|
#
|
||||||
|
# CopyMem.S
|
||||||
|
#
|
||||||
|
# Abstract:
|
||||||
|
#
|
||||||
|
# CopyMem function
|
||||||
|
#
|
||||||
|
# Notes:
|
||||||
|
#
|
||||||
|
#------------------------------------------------------------------------------
|
||||||
|
|
||||||
|
|
||||||
|
#------------------------------------------------------------------------------
|
||||||
|
# VOID *
|
||||||
|
# EFIAPI
|
||||||
|
# InternalMemCopyMem (
|
||||||
|
# IN VOID *Destination,
|
||||||
|
# IN VOID *Source,
|
||||||
|
# IN UINTN Count
|
||||||
|
# )
|
||||||
|
#------------------------------------------------------------------------------
|
||||||
|
.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 <- Last byte of Source
|
||||||
|
cmp rsi, rdi
|
||||||
|
mov rax, rdi # rax <- Destination as return value
|
||||||
|
jae _InternalMemCopyMem_al_0000 # Copy forward if Source > Destination
|
||||||
|
cmp r9, rdi # Overlapped?
|
||||||
|
jae _atSym_CopyBackward # Copy backward if overlapped
|
||||||
|
_InternalMemCopyMem_al_0000:
|
||||||
|
xor rcx, rcx
|
||||||
|
sub rcx, rdi # rcx <- -rdi
|
||||||
|
and rcx, 15 # rcx + rsi should be 16 bytes aligned
|
||||||
|
jz _InternalMemCopyMem_al_0001 # skip if rcx == 0
|
||||||
|
cmp rcx, r8
|
||||||
|
cmova rcx, r8
|
||||||
|
sub r8, rcx
|
||||||
|
rep movsb
|
||||||
|
_InternalMemCopyMem_al_0001:
|
||||||
|
mov rcx, r8
|
||||||
|
and r8, 15
|
||||||
|
shr rcx, 4 # rcx <- # of DQwords to copy
|
||||||
|
jz _atSym_CopyBytes
|
||||||
|
movdqa [rsp + 0x18], xmm0 # save xmm0 on stack
|
||||||
|
_InternalMemCopyMem_al_0002:
|
||||||
|
movdqu xmm0, [rsi] # rsi may not be 16-byte aligned
|
||||||
|
movntdq [rdi], xmm0 # rdi should be 16-byte aligned
|
||||||
|
add rsi, 16
|
||||||
|
add rdi, 16
|
||||||
|
loop _InternalMemCopyMem_al_0002
|
||||||
|
mfence
|
||||||
|
movdqa xmm0, [rsp + 0x18] # restore xmm0
|
||||||
|
jmp _atSym_CopyBytes # copy remaining bytes
|
||||||
|
_atSym_CopyBackward:
|
||||||
|
mov rsi, r9 # rsi <- Last byte of Source
|
||||||
|
lea rdi, [rdi + r8 - 1] # rdi <- Last byte of Destination
|
||||||
|
std
|
||||||
|
_atSym_CopyBytes:
|
||||||
|
mov rcx, r8
|
||||||
|
rep movsb
|
||||||
|
cld
|
||||||
|
pop rdi
|
||||||
|
pop rsi
|
||||||
|
ret
|
57
MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem16.S
Normal file
57
MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem16.S
Normal file
@ -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/BaseMemoryLibSse2/X64/ScanMem32.S
Normal file
57
MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem32.S
Normal file
@ -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
|
||||||
|
|
57
MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem64.S
Normal file
57
MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem64.S
Normal file
@ -0,0 +1,57 @@
|
|||||||
|
#
|
||||||
|
# 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/BaseMemoryLibSse2/X64/ScanMem8.S
Normal file
57
MdePkg/Library/BaseMemoryLibSse2/X64/ScanMem8.S
Normal file
@ -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
|
||||||
|
|
73
MdePkg/Library/BaseMemoryLibSse2/X64/SetMem.S
Normal file
73
MdePkg/Library/BaseMemoryLibSse2/X64/SetMem.S
Normal file
@ -0,0 +1,73 @@
|
|||||||
|
#
|
||||||
|
# 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 rdi, rcx # rdi <- Buffer
|
||||||
|
mov al, r8b # al <- Value
|
||||||
|
mov r9, rdi # r9 <- Buffer as return value
|
||||||
|
xor rcx, rcx
|
||||||
|
sub rcx, rdi
|
||||||
|
and rcx, 15 # rcx + rdi aligns on 16-byte boundary
|
||||||
|
jz L0
|
||||||
|
cmp rcx, rdx
|
||||||
|
cmova rcx, rdx
|
||||||
|
sub rdx, rcx
|
||||||
|
rep stosb
|
||||||
|
L0:
|
||||||
|
mov rcx, rdx
|
||||||
|
and rdx, 15
|
||||||
|
shr rcx, 4
|
||||||
|
jz _SetBytes_L2
|
||||||
|
mov ah, al # ax <- Value repeats twice
|
||||||
|
movdqa [rsp + 0x10], xmm0 # save xmm0
|
||||||
|
movd xmm0, eax # xmm0[0..16] <- Value repeats twice
|
||||||
|
pshuflw xmm0, xmm0, 0 # xmm0[0..63] <- Value repeats 8 times
|
||||||
|
movlhps xmm0, xmm0 # xmm0 <- Value repeats 16 times
|
||||||
|
L1:
|
||||||
|
movntdq [rdi], xmm0 # rdi should be 16-byte aligned
|
||||||
|
add rdi, 16
|
||||||
|
loop L1
|
||||||
|
mfence
|
||||||
|
movdqa xmm0, [rsp + 0x10] # restore xmm0
|
||||||
|
_SetBytes_L2:
|
||||||
|
mov ecx, edx # high 32 bits of rcx are always zero
|
||||||
|
rep stosb
|
||||||
|
mov rax, r9 # rax <- Return value
|
||||||
|
pop rdi
|
||||||
|
ret
|
71
MdePkg/Library/BaseMemoryLibSse2/X64/SetMem16.S
Normal file
71
MdePkg/Library/BaseMemoryLibSse2/X64/SetMem16.S
Normal file
@ -0,0 +1,71 @@
|
|||||||
|
#
|
||||||
|
# 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 rdi, rcx
|
||||||
|
mov r9, rdi
|
||||||
|
xor rcx, rcx
|
||||||
|
sub rcx, rdi
|
||||||
|
and rcx, 15
|
||||||
|
mov rax, r8
|
||||||
|
jz L0
|
||||||
|
shr rcx, 1
|
||||||
|
cmp rcx, rdx
|
||||||
|
cmova rcx, rdx
|
||||||
|
sub rdx, rcx
|
||||||
|
rep stosw
|
||||||
|
L0:
|
||||||
|
mov rcx, rdx
|
||||||
|
and edx, 7
|
||||||
|
shr rcx, 3
|
||||||
|
jz _SetWords_L2
|
||||||
|
movd xmm0, eax
|
||||||
|
pshuflw xmm0, xmm0, 0
|
||||||
|
movlhps xmm0, xmm0
|
||||||
|
L1:
|
||||||
|
movntdq [rdi], xmm0
|
||||||
|
add rdi, 16
|
||||||
|
loop L1
|
||||||
|
mfence
|
||||||
|
_SetWords_L2:
|
||||||
|
mov ecx, edx
|
||||||
|
rep stosw
|
||||||
|
mov rax, r9
|
||||||
|
pop rdi
|
||||||
|
ret
|
70
MdePkg/Library/BaseMemoryLibSse2/X64/SetMem32.S
Normal file
70
MdePkg/Library/BaseMemoryLibSse2/X64/SetMem32.S
Normal file
@ -0,0 +1,70 @@
|
|||||||
|
#
|
||||||
|
# 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):
|
||||||
|
push rdi
|
||||||
|
mov rdi, rcx
|
||||||
|
mov r9, rdi
|
||||||
|
xor rcx, rcx
|
||||||
|
sub rcx, rdi
|
||||||
|
and rcx, 15
|
||||||
|
mov rax, r8
|
||||||
|
jz L0
|
||||||
|
shr rcx, 2
|
||||||
|
cmp rcx, rdx
|
||||||
|
cmova rcx, rdx
|
||||||
|
sub rdx, rcx
|
||||||
|
rep stosd
|
||||||
|
L0:
|
||||||
|
mov rcx, rdx
|
||||||
|
and edx, 3
|
||||||
|
shr rcx, 2
|
||||||
|
jz _SetDwords_L2
|
||||||
|
movd xmm0, eax
|
||||||
|
pshufd xmm0, xmm0, 0
|
||||||
|
L1:
|
||||||
|
movntdq [rdi], xmm0
|
||||||
|
add rdi, 16
|
||||||
|
loop L1
|
||||||
|
mfence
|
||||||
|
_SetDwords_L2:
|
||||||
|
mov ecx, edx
|
||||||
|
rep stosd
|
||||||
|
mov rax, r9
|
||||||
|
pop rdi
|
||||||
|
ret
|
61
MdePkg/Library/BaseMemoryLibSse2/X64/SetMem64.S
Normal file
61
MdePkg/Library/BaseMemoryLibSse2/X64/SetMem64.S
Normal file
@ -0,0 +1,61 @@
|
|||||||
|
#
|
||||||
|
# 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):
|
||||||
|
mov rax, rcx # rax <- Buffer
|
||||||
|
xchg rcx, rdx # rcx <- Count & rdx <- Buffer
|
||||||
|
test dl, 8
|
||||||
|
movq xmm0, r8
|
||||||
|
jz L0
|
||||||
|
mov [rdx], r8
|
||||||
|
add rdx, 8
|
||||||
|
dec rcx
|
||||||
|
L0:
|
||||||
|
shr rcx, 1
|
||||||
|
jz _SetQwords_L2
|
||||||
|
movlhps xmm0, xmm0
|
||||||
|
L1:
|
||||||
|
movntdq [rdx], xmm0
|
||||||
|
lea rdx, [rdx + 16]
|
||||||
|
loop L1
|
||||||
|
mfence
|
||||||
|
_SetQwords_L2:
|
||||||
|
jnc L2
|
||||||
|
mov [rdx], r8
|
||||||
|
L2:
|
||||||
|
ret
|
||||||
|
|
66
MdePkg/Library/BaseMemoryLibSse2/X64/ZeroMem.S
Normal file
66
MdePkg/Library/BaseMemoryLibSse2/X64/ZeroMem.S
Normal file
@ -0,0 +1,66 @@
|
|||||||
|
#
|
||||||
|
# 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
|
||||||
|
xor rcx, rcx
|
||||||
|
xor eax, eax
|
||||||
|
sub rcx, rdi
|
||||||
|
and rcx, 15
|
||||||
|
mov r8, rdi
|
||||||
|
jz L0
|
||||||
|
cmp rcx, rdx
|
||||||
|
cmova rcx, rdx
|
||||||
|
sub rdx, rcx
|
||||||
|
rep stosb
|
||||||
|
L0:
|
||||||
|
mov rcx, rdx
|
||||||
|
and edx, 15
|
||||||
|
shr rcx, 4
|
||||||
|
jz _ZeroBytes_L2
|
||||||
|
pxor xmm0, xmm0
|
||||||
|
L1:
|
||||||
|
movntdq [rdi], xmm0 # rdi should be 16-byte aligned
|
||||||
|
add rdi, 16
|
||||||
|
loop L1
|
||||||
|
mfence
|
||||||
|
_ZeroBytes_L2:
|
||||||
|
mov ecx, edx
|
||||||
|
rep stosb
|
||||||
|
mov rax, r8
|
||||||
|
pop rdi
|
||||||
|
ret
|
Loading…
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Reference in New Issue
Block a user