diff options
| author | xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-01-25 06:05:36 +0000 |
|---|---|---|
| committer | xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-01-25 06:05:36 +0000 |
| commit | 582510249f2fb1334e507b99421b9485f6b89159 (patch) | |
| tree | cd9d7414885d26e79565cd12ec241af93dc600f2 /MdePkg/Library/BaseLib/Synchronization.c | |
| parent | ba3a1cb5bb97ffdea980f188fbd14b08200aeac6 (diff) | |
| download | edk2-platforms-582510249f2fb1334e507b99421b9485f6b89159.tar.xz | |
Make MDE package pass intel IPF compiler with /W4 /WX switched on.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2312 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseLib/Synchronization.c')
| -rw-r--r-- | MdePkg/Library/BaseLib/Synchronization.c | 95 |
1 files changed, 7 insertions, 88 deletions
diff --git a/MdePkg/Library/BaseLib/Synchronization.c b/MdePkg/Library/BaseLib/Synchronization.c index 18812e242f..e08aa62cf9 100644 --- a/MdePkg/Library/BaseLib/Synchronization.c +++ b/MdePkg/Library/BaseLib/Synchronization.c @@ -14,97 +14,12 @@ **/
+#include "BaseLibInternals.h"
+
#define SPIN_LOCK_RELEASED ((SPIN_LOCK)1)
#define SPIN_LOCK_ACQUIRED ((SPIN_LOCK)2)
/**
- 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
- );
-
-/**
- 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
- );
-
-/**
- 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
- );
-
-/**
- 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
- );
-
-/**
Retrieves the architecture specific spin lock alignment requirements for
optimal spin lock performance.
@@ -419,7 +334,11 @@ InterlockedCompareExchangePointer ( IN VOID *ExchangeValue
)
{
- switch (sizeof (*Value)) {
+ UINT8 SizeOfValue;
+
+ SizeOfValue = sizeof (*Value);
+
+ switch (SizeOfValue) {
case sizeof (UINT32):
return (VOID*)(UINTN)InterlockedCompareExchange32 (
(UINT32*)Value,
|