diff options
Diffstat (limited to 'Core/MdePkg/Library/BaseSynchronizationLib/X64')
16 files changed, 877 insertions, 0 deletions
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/GccInline.c b/Core/MdePkg/Library/BaseSynchronizationLib/X64/GccInline.c new file mode 100644 index 0000000000..6347073fee --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/GccInline.c @@ -0,0 +1,220 @@ +/** @file
+ GCC inline implementation of BaseSynchronizationLib processor specific functions.
+
+ Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+ Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+
+
+
+/**
+ Performs an atomic increment of an 32-bit unsigned integer.
+
+ Performs an atomic increment of the 32-bit unsigned integer specified by
+ Value and returns the incremented value. The increment operation must be
+ performed using MP safe mechanisms. The state of the return value is not
+ guaranteed to be MP safe.
+
+ @param Value A pointer to the 32-bit value to increment.
+
+ @return The incremented value.
+
+**/
+UINT32
+EFIAPI
+InternalSyncIncrement (
+ IN volatile UINT32 *Value
+ )
+{
+ UINT32 Result;
+
+ __asm__ __volatile__ (
+ "lock \n\t"
+ "incl %2 \n\t"
+ "mov %2, %%eax "
+ : "=a" (Result), // %0
+ "=m" (*Value) // %1
+ : "m" (*Value) // %2
+ : "memory",
+ "cc"
+ );
+
+ return Result;
+}
+
+
+/**
+ Performs an atomic decrement of an 32-bit unsigned integer.
+
+ Performs an atomic decrement of the 32-bit unsigned integer specified by
+ Value and returns the decremented value. The decrement operation must be
+ performed using MP safe mechanisms. The state of the return value is not
+ guaranteed to be MP safe.
+
+ @param Value A pointer to the 32-bit value to decrement.
+
+ @return The decremented value.
+
+**/
+UINT32
+EFIAPI
+InternalSyncDecrement (
+ IN volatile UINT32 *Value
+ )
+{
+ UINT32 Result;
+
+ __asm__ __volatile__ (
+ "lock \n\t"
+ "decl %2 \n\t"
+ "mov %2, %%eax "
+ : "=a" (Result), // %0
+ "=m" (*Value) // %1
+ : "m" (*Value) // %2
+ : "memory",
+ "cc"
+ );
+
+ return Result;
+}
+
+
+/**
+ Performs an atomic compare exchange operation on a 16-bit unsigned integer.
+
+ Performs an atomic compare exchange operation on the 16-bit unsigned integer
+ specified by Value. If Value is equal to CompareValue, then Value is set to
+ ExchangeValue and CompareValue is returned. If Value is not equal to CompareValue,
+ then Value is returned. The compare exchange operation must be performed using
+ MP safe mechanisms.
+
+
+ @param Value A pointer to the 16-bit value for the compare exchange
+ operation.
+ @param CompareValue 16-bit value used in compare operation.
+ @param ExchangeValue 16-bit value used in exchange operation.
+
+ @return The original *Value before exchange.
+
+**/
+UINT16
+EFIAPI
+InternalSyncCompareExchange16 (
+ IN OUT volatile UINT16 *Value,
+ IN UINT16 CompareValue,
+ IN UINT16 ExchangeValue
+ )
+{
+
+
+ __asm__ __volatile__ (
+ "lock \n\t"
+ "cmpxchgw %3, %1 "
+ : "=a" (CompareValue),
+ "=m" (*Value)
+ : "a" (CompareValue),
+ "r" (ExchangeValue),
+ "m" (*Value)
+ : "memory",
+ "cc"
+ );
+
+ return CompareValue;
+}
+
+
+/**
+ Performs an atomic compare exchange operation on a 32-bit unsigned integer.
+
+ Performs an atomic compare exchange operation on the 32-bit unsigned integer
+ specified by Value. If Value is equal to CompareValue, then Value is set to
+ ExchangeValue and CompareValue is returned. If Value is not equal to CompareValue,
+ then Value is returned. The compare exchange operation must be performed using
+ MP safe mechanisms.
+
+
+ @param Value A pointer to the 32-bit value for the compare exchange
+ operation.
+ @param CompareValue 32-bit value used in compare operation.
+ @param ExchangeValue 32-bit value used in exchange operation.
+
+ @return The original *Value before exchange.
+
+**/
+UINT32
+EFIAPI
+InternalSyncCompareExchange32 (
+ IN OUT volatile UINT32 *Value,
+ IN UINT32 CompareValue,
+ IN UINT32 ExchangeValue
+ )
+{
+
+
+ __asm__ __volatile__ (
+ "lock \n\t"
+ "cmpxchgl %3, %1 "
+ : "=a" (CompareValue), // %0
+ "=m" (*Value) // %1
+ : "a" (CompareValue), // %2
+ "r" (ExchangeValue), // %3
+ "m" (*Value)
+ : "memory",
+ "cc"
+ );
+
+ return CompareValue;
+}
+
+
+/**
+ Performs an atomic compare exchange operation on a 64-bit unsigned integer.
+
+ Performs an atomic compare exchange operation on the 64-bit unsigned integer specified
+ by Value. If Value is equal to CompareValue, then Value is set to ExchangeValue and
+ CompareValue is returned. If Value is not equal to CompareValue, then Value is returned.
+ The compare exchange operation must be performed using MP safe mechanisms.
+
+
+ @param Value A pointer to the 64-bit value for the compare exchange
+ operation.
+ @param CompareValue 64-bit value used in compare operation.
+ @param ExchangeValue 64-bit value used in exchange operation.
+
+ @return The original *Value before exchange.
+
+**/
+UINT64
+EFIAPI
+InternalSyncCompareExchange64 (
+ IN OUT volatile UINT64 *Value,
+ IN UINT64 CompareValue,
+ IN UINT64 ExchangeValue
+ )
+{
+
+ __asm__ __volatile__ (
+ "lock \n\t"
+ "cmpxchgq %3, %1 "
+ : "=a" (CompareValue), // %0
+ "=m" (*Value) // %1
+ : "a" (CompareValue), // %2
+ "r" (ExchangeValue), // %3
+ "m" (*Value)
+ : "memory",
+ "cc"
+ );
+
+ return CompareValue;
+}
+
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange16.asm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange16.asm new file mode 100644 index 0000000000..262adeb1a9 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange16.asm @@ -0,0 +1,42 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedCompareExchange16.Asm
+;
+; Abstract:
+;
+; InterlockedCompareExchange16 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; UINT16
+; EFIAPI
+; InternalSyncCompareExchange16 (
+; IN volatile UINT16 *Value,
+; IN UINT16 CompareValue,
+; IN UINT16 ExchangeValue
+; );
+;------------------------------------------------------------------------------
+InternalSyncCompareExchange16 PROC
+ mov ax, dx
+ lock cmpxchg [rcx], r8w
+ ret
+InternalSyncCompareExchange16 ENDP
+
+ END
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange16.c b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange16.c new file mode 100644 index 0000000000..8b51ecbc3c --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange16.c @@ -0,0 +1,54 @@ +/** @file
+ InterlockedCompareExchange16 function
+
+ Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+/**
+ Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics.
+**/
+
+__int16 _InterlockedCompareExchange16(
+ __int16 volatile * Destination,
+ __int16 Exchange,
+ __int16 Comperand
+);
+
+#pragma intrinsic(_InterlockedCompareExchange16)
+
+/**
+ Performs an atomic compare exchange operation on a 16-bit unsigned integer.
+
+ Performs an atomic compare exchange operation on the 16-bit unsigned integer specified
+ by Value. If Value is equal to CompareValue, then Value is set to ExchangeValue and
+ CompareValue is returned. If Value is not equal to CompareValue, then Value is returned.
+ The compare exchange operation must be performed using MP safe mechanisms.
+
+ @param Value A pointer to the 16-bit value for the compare exchange
+ operation.
+ @param CompareValue 16-bit value used in compare operation.
+ @param ExchangeValue 16-bit value used in exchange operation.
+
+ @return The original *Value before exchange.
+
+**/
+UINT16
+EFIAPI
+InternalSyncCompareExchange16 (
+ IN volatile UINT16 *Value,
+ IN UINT16 CompareValue,
+ IN UINT16 ExchangeValue
+ )
+{
+ return _InterlockedCompareExchange16 (Value, ExchangeValue, CompareValue);
+}
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange16.nasm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange16.nasm new file mode 100644 index 0000000000..eebed5a0d2 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange16.nasm @@ -0,0 +1,42 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedCompareExchange16.Asm
+;
+; Abstract:
+;
+; InterlockedCompareExchange16 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ DEFAULT REL
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; UINT16
+; EFIAPI
+; InternalSyncCompareExchange16 (
+; IN volatile UINT16 *Value,
+; IN UINT16 CompareValue,
+; IN UINT16 ExchangeValue
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalSyncCompareExchange16)
+ASM_PFX(InternalSyncCompareExchange16):
+ mov ax, dx
+ lock cmpxchg [rcx], r8w
+ ret
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.asm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.asm new file mode 100644 index 0000000000..711b3996b2 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.asm @@ -0,0 +1,41 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedCompareExchange32.Asm
+;
+; Abstract:
+;
+; InterlockedCompareExchange32 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; UINT32
+; EFIAPI
+; InternalSyncCompareExchange32 (
+; IN volatile UINT32 *Value,
+; IN UINT32 CompareValue,
+; IN UINT32 ExchangeValue
+; );
+;------------------------------------------------------------------------------
+InternalSyncCompareExchange32 PROC
+ mov eax, edx
+ lock cmpxchg [rcx], r8d
+ ret
+InternalSyncCompareExchange32 ENDP
+
+ END
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.c b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.c new file mode 100644 index 0000000000..ef407af9a9 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.c @@ -0,0 +1,54 @@ +/** @file
+ InterlockedCompareExchange32 function
+
+ Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+/**
+ Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics.
+**/
+
+long _InterlockedCompareExchange(
+ long volatile * Destination,
+ long Exchange,
+ long Comperand
+);
+
+#pragma intrinsic(_InterlockedCompareExchange)
+
+/**
+ Performs an atomic compare exchange operation on a 32-bit unsigned integer.
+
+ Performs an atomic compare exchange operation on the 32-bit unsigned integer
+ specified by Value. If Value is equal to CompareValue, then Value is set to
+ ExchangeValue and CompareValue is returned. If Value is not equal to CompareValue,
+ then Value is returned. The compare exchange operation must be performed using
+ MP safe mechanisms.
+
+ @param Value A pointer to the 32-bit value for the compare exchange
+ operation.
+ @param CompareValue 32-bit value used in compare operation.
+ @param ExchangeValue 32-bit value used in exchange operation.
+
+ @return The original *Value before exchange.
+
+**/
+UINT32
+EFIAPI
+InternalSyncCompareExchange32 (
+ IN volatile UINT32 *Value,
+ IN UINT32 CompareValue,
+ IN UINT32 ExchangeValue
+ )
+{
+ return _InterlockedCompareExchange (Value, ExchangeValue, CompareValue);
+}
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.nasm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.nasm new file mode 100644 index 0000000000..5ed4ba5148 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange32.nasm @@ -0,0 +1,41 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedCompareExchange32.Asm
+;
+; Abstract:
+;
+; InterlockedCompareExchange32 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ DEFAULT REL
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; UINT32
+; EFIAPI
+; InternalSyncCompareExchange32 (
+; IN volatile UINT32 *Value,
+; IN UINT32 CompareValue,
+; IN UINT32 ExchangeValue
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalSyncCompareExchange32)
+ASM_PFX(InternalSyncCompareExchange32):
+ mov eax, edx
+ lock cmpxchg [rcx], r8d
+ ret
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.asm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.asm new file mode 100644 index 0000000000..be429d8e8f --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.asm @@ -0,0 +1,41 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedCompareExchange64.Asm
+;
+; Abstract:
+;
+; InterlockedCompareExchange64 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; UINT64
+; EFIAPI
+; InternalSyncCompareExchange64 (
+; IN volatile UINT64 *Value,
+; IN UINT64 CompareValue,
+; IN UINT64 ExchangeValue
+; );
+;------------------------------------------------------------------------------
+InternalSyncCompareExchange64 PROC
+ mov rax, rdx
+ lock cmpxchg [rcx], r8
+ ret
+InternalSyncCompareExchange64 ENDP
+
+ END
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.c b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.c new file mode 100644 index 0000000000..a8f9fbb594 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.c @@ -0,0 +1,53 @@ +/** @file
+ InterlockedCompareExchange64 function
+
+ Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+/**
+ Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics.
+**/
+
+__int64 _InterlockedCompareExchange64(
+ __int64 volatile * Destination,
+ __int64 Exchange,
+ __int64 Comperand
+);
+
+#pragma intrinsic(_InterlockedCompareExchange64)
+
+/**
+ Performs an atomic compare exchange operation on a 64-bit unsigned integer.
+
+ Performs an atomic compare exchange operation on the 64-bit unsigned integer specified
+ by Value. If Value is equal to CompareValue, then Value is set to ExchangeValue and
+ CompareValue is returned. If Value is not equal to CompareValue, then Value is returned.
+ The compare exchange operation must be performed using MP safe mechanisms.
+
+ @param Value A pointer to the 64-bit value for the compare exchange
+ operation.
+ @param CompareValue 64-bit value used in compare operation.
+ @param ExchangeValue 64-bit value used in exchange operation.
+
+ @return The original *Value before exchange.
+
+**/
+UINT64
+EFIAPI
+InternalSyncCompareExchange64 (
+ IN volatile UINT64 *Value,
+ IN UINT64 CompareValue,
+ IN UINT64 ExchangeValue
+ )
+{
+ return _InterlockedCompareExchange64 (Value, ExchangeValue, CompareValue);
+}
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.nasm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.nasm new file mode 100644 index 0000000000..2b268b6b46 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedCompareExchange64.nasm @@ -0,0 +1,41 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedCompareExchange64.Asm
+;
+; Abstract:
+;
+; InterlockedCompareExchange64 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ DEFAULT REL
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; UINT64
+; EFIAPI
+; InternalSyncCompareExchange64 (
+; IN volatile UINT64 *Value,
+; IN UINT64 CompareValue,
+; IN UINT64 ExchangeValue
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalSyncCompareExchange64)
+ASM_PFX(InternalSyncCompareExchange64):
+ mov rax, rdx
+ lock cmpxchg [rcx], r8
+ ret
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedDecrement.asm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedDecrement.asm new file mode 100644 index 0000000000..4dc3886968 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedDecrement.asm @@ -0,0 +1,39 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedDecrement.Asm
+;
+; Abstract:
+;
+; InterlockedDecrement function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; UINT32
+; EFIAPI
+; InternalSyncDecrement (
+; IN volatile UINT32 *Value
+; );
+;------------------------------------------------------------------------------
+InternalSyncDecrement PROC
+ lock dec dword ptr [rcx]
+ mov eax, [rcx]
+ ret
+InternalSyncDecrement ENDP
+
+ END
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedDecrement.c b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedDecrement.c new file mode 100644 index 0000000000..da402cd4c6 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedDecrement.c @@ -0,0 +1,46 @@ +/** @file
+ InterlockedDecrement function
+
+ Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+/**
+ Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics.
+**/
+
+long _InterlockedDecrement(
+ long * lpAddend
+);
+
+#pragma intrinsic(_InterlockedDecrement)
+
+/**
+ Performs an atomic decrement of an 32-bit unsigned integer.
+
+ Performs an atomic decrement of the 32-bit unsigned integer specified by
+ Value and returns the decrement value. The decrement operation must be
+ performed using MP safe mechanisms. The state of the return value is not
+ guaranteed to be MP safe.
+
+ @param Value A pointer to the 32-bit value to decrement.
+
+ @return The decrement value.
+
+**/
+UINT32
+EFIAPI
+InternalSyncDecrement (
+ IN volatile UINT32 *Value
+ )
+{
+ return _InterlockedDecrement ((long *)(UINTN)(Value));
+}
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedDecrement.nasm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedDecrement.nasm new file mode 100644 index 0000000000..60f43111fe --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedDecrement.nasm @@ -0,0 +1,39 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedDecrement.Asm
+;
+; Abstract:
+;
+; InterlockedDecrement function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ DEFAULT REL
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; UINT32
+; EFIAPI
+; InternalSyncDecrement (
+; IN volatile UINT32 *Value
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalSyncDecrement)
+ASM_PFX(InternalSyncDecrement):
+ lock dec dword [rcx]
+ mov eax, [rcx]
+ ret
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedIncrement.asm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedIncrement.asm new file mode 100644 index 0000000000..fc086b6e87 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedIncrement.asm @@ -0,0 +1,39 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedIncrement.Asm
+;
+; Abstract:
+;
+; InterlockedIncrement function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; UINT32
+; EFIAPI
+; InternalSyncIncrement (
+; IN volatile UINT32 *Value
+; );
+;------------------------------------------------------------------------------
+InternalSyncIncrement PROC
+ lock inc dword ptr [rcx]
+ mov eax, [rcx]
+ ret
+InternalSyncIncrement ENDP
+
+ END
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedIncrement.c b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedIncrement.c new file mode 100644 index 0000000000..bbd1384602 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedIncrement.c @@ -0,0 +1,46 @@ +/** @file
+ InterLockedIncrement function
+
+ Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+/**
+ Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics.
+**/
+
+long _InterlockedIncrement(
+ long * lpAddend
+);
+
+#pragma intrinsic(_InterlockedIncrement)
+
+/**
+ Performs an atomic increment of an 32-bit unsigned integer.
+
+ Performs an atomic increment of the 32-bit unsigned integer specified by
+ Value and returns the incremented value. The increment operation must be
+ performed using MP safe mechanisms. The state of the return value is not
+ guaranteed to be MP safe.
+
+ @param Value A pointer to the 32-bit value to increment.
+
+ @return The incremented value.
+
+**/
+UINT32
+EFIAPI
+InternalSyncIncrement (
+ IN volatile UINT32 *Value
+ )
+{
+ return _InterlockedIncrement ((long *)(UINTN)(Value));
+}
+
diff --git a/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedIncrement.nasm b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedIncrement.nasm new file mode 100644 index 0000000000..7f877b5774 --- /dev/null +++ b/Core/MdePkg/Library/BaseSynchronizationLib/X64/InterlockedIncrement.nasm @@ -0,0 +1,39 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; InterlockedIncrement.Asm
+;
+; Abstract:
+;
+; InterlockedIncrement function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ DEFAULT REL
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; UINT32
+; EFIAPI
+; InternalSyncIncrement (
+; IN volatile UINT32 *Value
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalSyncIncrement)
+ASM_PFX(InternalSyncIncrement):
+ lock inc dword [rcx]
+ mov eax, [rcx]
+ ret
+
|