diff options
| author | bbahnsen <bbahnsen@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-04-21 22:54:32 +0000 |
|---|---|---|
| committer | bbahnsen <bbahnsen@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-04-21 22:54:32 +0000 |
| commit | 878ddf1fc3540a715f63594ed22b6929e881afb4 (patch) | |
| tree | c56c44dac138137b510e1fba7c3efe5e4d84bea2 /MdePkg/Library/BaseMemoryLibRepStr/Ia32 | |
| download | edk2-platforms-878ddf1fc3540a715f63594ed22b6929e881afb4.tar.xz | |
Initial import.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibRepStr/Ia32')
11 files changed, 480 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CompareMem.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CompareMem.asm new file mode 100644 index 0000000000..3cf6fe7f73 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CompareMem.asm @@ -0,0 +1,45 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; CompareMem function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+InternalMemCompareMem PROC USES esi edi
+ mov esi, [esp + 12]
+ mov edi, [esp + 16]
+ mov ecx, [esp + 20]
+ repe cmpsb
+ movzx eax, byte ptr [esi - 1]
+ movzx edx, byte ptr [edi - 1]
+ sub eax, edx
+ ret
+InternalMemCompareMem ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CopyMem.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CopyMem.asm new file mode 100644 index 0000000000..7b3e5eafee --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CopyMem.asm @@ -0,0 +1,55 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; CopyMem function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+InternalMemCopyMem PROC USES esi edi
+ mov esi, [esp + 16] ; esi <- Source
+ mov edi, [esp + 12] ; edi <- Destination
+ mov edx, [esp + 20] ; edx <- Count
+ lea eax, [edi + edx - 1] ; eax <- End of Destination
+ cmp esi, edi
+ jae @F
+ cmp eax, esi
+ jae @CopyBackward ; Copy backward if overlapped
+@@:
+ mov ecx, edx
+ and edx, 3
+ shr ecx, 2
+ rep movsd ; Copy as many Dwords as possible
+ jmp @CopyBytes
+@CopyBackward:
+ mov edi, eax ; edi <- End of Destination
+ lea esi, [esi + edx - 1] ; esi <- End of Source
+ std
+@CopyBytes:
+ mov ecx, edx
+ rep movsb ; Copy bytes backward
+ cld
+ mov eax, [esp + 12] ; eax <- Destination as return value
+ ret
+InternalMemCopyMem ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem16.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem16.asm new file mode 100644 index 0000000000..7071942ede --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem16.asm @@ -0,0 +1,44 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; ScanMem16 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+InternalMemScanMem16 PROC USES edi
+ mov ecx, [esp + 12]
+ mov edi, [esp + 8]
+ mov eax, [esp + 16]
+ repne scasw
+ lea eax, [edi - 2]
+ cmovnz eax, ecx
+ ret
+InternalMemScanMem16 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem32.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem32.asm new file mode 100644 index 0000000000..e6aaf02bc3 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem32.asm @@ -0,0 +1,44 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; ScanMem32 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+InternalMemScanMem32 PROC USES edi
+ mov ecx, [esp + 12]
+ mov edi, [esp + 8]
+ mov eax, [esp + 16]
+ repne scasd
+ lea eax, [edi - 4]
+ cmovnz eax, ecx
+ ret
+InternalMemScanMem32 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem64.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem64.asm new file mode 100644 index 0000000000..f9725a4a5d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem64.asm @@ -0,0 +1,53 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; ScanMem64 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+InternalMemScanMem64 PROC USES edi
+ mov ecx, [esp + 12]
+ mov eax, [esp + 16]
+ mov edx, [esp + 20]
+ mov edi, [esp + 8]
+@@:
+ cmp eax, [edi]
+ lea edi, [edi + 8]
+ loopne @B
+ jne @F
+ cmp edx, [edi - 4]
+ jecxz @F
+ jne @B
+@@:
+ lea eax, [edi - 8]
+ cmovne eax, ecx
+ ret
+InternalMemScanMem64 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm new file mode 100644 index 0000000000..6ae1900189 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm @@ -0,0 +1,44 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; ScanMem8 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+InternalMemScanMem8 PROC USES edi
+ mov ecx, [esp + 12]
+ mov edi, [esp + 8]
+ mov al, [esp + 16]
+ repne scasb
+ lea eax, [edi - 1]
+ cmovnz eax, ecx
+ ret
+InternalMemScanMem8 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem.asm new file mode 100644 index 0000000000..495dd3f4ba --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem.asm @@ -0,0 +1,37 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; SetMem function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+InternalMemSetMem PROC USES edi
+ mov eax, [esp + 16]
+ mov edi, [esp + 8]
+ mov ecx, [esp + 12]
+ rep stosb
+ mov eax, [esp + 8]
+ ret
+InternalMemSetMem ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem16.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem16.asm new file mode 100644 index 0000000000..483e26e2b6 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem16.asm @@ -0,0 +1,37 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; SetMem16 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+InternalMemSetMem16 PROC USES edi
+ mov eax, [esp + 16]
+ mov edi, [esp + 8]
+ mov ecx, [esp + 12]
+ rep stosw
+ mov eax, [esp + 8]
+ ret
+InternalMemSetMem16 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem32.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem32.asm new file mode 100644 index 0000000000..18b77ce183 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem32.asm @@ -0,0 +1,37 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; SetMem32 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+InternalMemSetMem32 PROC USES edi
+ mov eax, [esp + 16]
+ mov edi, [esp + 8]
+ mov ecx, [esp + 12]
+ rep stosd
+ mov eax, [esp + 8]
+ ret
+InternalMemSetMem32 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem64.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem64.asm new file mode 100644 index 0000000000..3f6f3ecf9d --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem64.asm @@ -0,0 +1,41 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; SetMem64 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+InternalMemSetMem64 PROC USES edi
+ mov ecx, [esp + 12]
+ mov eax, [esp + 16]
+ mov edx, [esp + 20]
+ mov edi, [esp + 8]
+@@:
+ mov [edi + ecx*4 - 8], eax
+ mov [edi + ecx*4 - 4], edx
+ loop @B
+ mov eax, edi
+ ret
+InternalMemSetMem64 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ZeroMem.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ZeroMem.asm new file mode 100644 index 0000000000..f892250d16 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ZeroMem.asm @@ -0,0 +1,43 @@ +;------------------------------------------------------------------------------
+;
+; 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.Asm
+;
+; Abstract:
+;
+; ZeroMem function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+InternalMemZeroMem PROC USES edi
+ xor eax, eax
+ mov edi, [esp + 8]
+ mov ecx, [esp + 12]
+ mov edx, ecx
+ shr ecx, 2
+ and edx, 3
+ push edi
+ rep stosd
+ mov ecx, edx
+ rep stosb
+ pop eax
+ ret
+InternalMemZeroMem ENDP
+
+ END
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