diff options
| -rw-r--r-- | MdePkg/Library/BaseSynchronizationLib/Ia32/GccInline.c | 24 | ||||
| -rw-r--r-- | MdePkg/Library/BaseSynchronizationLib/X64/GccInline.c | 20 |
2 files changed, 4 insertions, 40 deletions
diff --git a/MdePkg/Library/BaseSynchronizationLib/Ia32/GccInline.c b/MdePkg/Library/BaseSynchronizationLib/Ia32/GccInline.c index dcaaa6a8a2..d357e91817 100644 --- a/MdePkg/Library/BaseSynchronizationLib/Ia32/GccInline.c +++ b/MdePkg/Library/BaseSynchronizationLib/Ia32/GccInline.c @@ -1,7 +1,7 @@ /** @file
GCC inline implementation of BaseSynchronizationLib processor specific functions.
- Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
+ 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
@@ -114,13 +114,6 @@ InternalSyncCompareExchange32 ( )
{
-// GCC 4.1 and forward supports atomic builtins
-#if ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)))
-
- return __sync_val_compare_and_swap (Value, CompareValue, ExchangeValue);
-
-#else
-
__asm__ __volatile__ (
" \n\t"
"lock \n\t"
@@ -133,9 +126,7 @@ InternalSyncCompareExchange32 ( "cc"
);
- return CompareValue;
-
-#endif
+ return CompareValue;
}
/**
@@ -163,13 +154,6 @@ InternalSyncCompareExchange64 ( IN UINT64 ExchangeValue
)
{
-// GCC 4.1 and forward supports atomic builtins
-#if ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)))
-
- return __sync_val_compare_and_swap (Value, CompareValue, ExchangeValue);
-
-#else
-
__asm__ __volatile__ (
" \n\t"
"push %%ebx \n\t"
@@ -186,8 +170,4 @@ InternalSyncCompareExchange64 ( );
return CompareValue;
-
-#endif
}
-
-
diff --git a/MdePkg/Library/BaseSynchronizationLib/X64/GccInline.c b/MdePkg/Library/BaseSynchronizationLib/X64/GccInline.c index 944a1ee4da..181f44a576 100644 --- a/MdePkg/Library/BaseSynchronizationLib/X64/GccInline.c +++ b/MdePkg/Library/BaseSynchronizationLib/X64/GccInline.c @@ -1,7 +1,7 @@ /** @file
GCC inline implementation of BaseSynchronizationLib processor specific functions.
- Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
+ 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
@@ -49,7 +49,6 @@ InternalSyncIncrement ( );
return Result;
-
}
@@ -115,12 +114,7 @@ InternalSyncCompareExchange32 ( IN UINT32 ExchangeValue
)
{
-// GCC 4.1 and forward supports atomic builtins
-#if ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)))
-
- return __sync_val_compare_and_swap (Value, CompareValue, ExchangeValue);
-#else
__asm__ __volatile__ (
"lock \n\t"
@@ -134,9 +128,7 @@ InternalSyncCompareExchange32 ( "cc"
);
- return CompareValue;
-
-#endif
+ return CompareValue;
}
@@ -165,12 +157,6 @@ InternalSyncCompareExchange64 ( IN UINT64 ExchangeValue
)
{
-// GCC 4.1 and forward supports atomic builtins
-#if ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 1)))
-
- return __sync_val_compare_and_swap (Value, CompareValue, ExchangeValue);
-
-#else
__asm__ __volatile__ (
"lock \n\t"
@@ -185,8 +171,6 @@ InternalSyncCompareExchange64 ( );
return CompareValue;
-
-#endif
}
|