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Undo r26482 change, waste more stack space.

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svn path=/trunk/; revision=26483
This commit is contained in:
Dmitry Gorbachev 2007-04-24 05:05:49 +00:00
parent 1abb769823
commit f0f64567fa
1 changed files with 11 additions and 5 deletions
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16
reactos/ntoskrnl/include/internal/ex.h
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@ -106,9 +106,15 @@ typedef struct
// //
#ifdef __GNUC__ #ifdef __GNUC__
#define DEFINE_WAIT_BLOCK(x) \ #define DEFINE_WAIT_BLOCK(x) \
PEX_PUSH_LOCK_WAIT_BLOCK x = __builtin_alloca(sizeof(EX_PUSH_LOCK_WAIT_BLOCK)); struct _AlignHack \
{ \
UCHAR Hack[15]; \
EX_PUSH_LOCK_WAIT_BLOCK UnalignedBlock; \
} WaitBlockBuffer; \
PEX_PUSH_LOCK_WAIT_BLOCK x = (PEX_PUSH_LOCK_WAIT_BLOCK) \
((ULONG_PTR)&WaitBlockBuffer.UnalignedBlock &~ 0xF);
#else #else
// //
@ -116,8 +122,8 @@ typedef struct
// local variable (the actual pointer) away, so we don't take any perf hit // local variable (the actual pointer) away, so we don't take any perf hit
// by doing this. // by doing this.
// //
#define DEFINE_WAIT_BLOCK(x) \ #define DEFINE_WAIT_BLOCK(x) \
EX_PUSH_LOCK_WAIT_BLOCK WaitBlockBuffer; \ EX_PUSH_LOCK_WAIT_BLOCK WaitBlockBuffer; \
PEX_PUSH_LOCK_WAIT_BLOCK x = &WaitBlockBuffer; PEX_PUSH_LOCK_WAIT_BLOCK x = &WaitBlockBuffer;
#endif #endif