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- Used the lock prefix on smp builds.

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svn path=/trunk/; revision=12049
This commit is contained in:
Hartmut Birr 2004-12-12 17:48:20 +00:00
parent a714d73871
commit 7e26d1bc15
1 changed files with 16 additions and 10 deletions
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26
reactos/ntoskrnl/ex/i386/interlck.c
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@ -1,10 +1,16 @@
/* $Id: interlck.c,v 1.9 2004/09/09 18:51:17 hbirr Exp $
/* $Id: interlck.c,v 1.10 2004/12/12 17:48:20 hbirr Exp $
*
* reactos/ntoskrnl/ex/i386/interlck.c
*
*/
#include <ntoskrnl.h>
#ifdef MP
#define LOCK "lock "
#else
#define LOCK " "
#endif
#if defined(__GNUC__)
/*
@ -86,7 +92,7 @@ Exfi386InterlockedExchangeUlong(IN PULONG Target,
__asm__("\n\t.global @Exfi386InterlockedExchangeUlong@8\n\t"
"@Exfi386InterlockedExchangeUlong@8:\n\t"
"xchgl %edx,(%ecx)\n\t"
LOCK"xchgl %edx,(%ecx)\n\t"
"movl %edx,%eax\n\t"
"ret\n\t");
@ -182,7 +188,7 @@ __asm__("\n\t.global _Exi386InterlockedExchangeUlong@8\n\t"
"_Exi386InterlockedExchangeUlong@8:\n\t"
"movl 4(%esp),%edx\n\t"
"movl 8(%esp),%eax\n\t"
"xchgl %eax,(%edx)\n\t"
LOCK"xchgl %eax,(%edx)\n\t"
"ret $8\n\t");
#elif defined(_MSC_VER)
@ -225,7 +231,7 @@ InterlockedIncrement(PLONG Addend);
__asm__("\n\t.global @InterlockedIncrement@4\n\t"
"@InterlockedIncrement@4:\n\t"
"movl $1,%eax\n\t"
"xaddl %eax,(%ecx)\n\t"
LOCK"xaddl %eax,(%ecx)\n\t"
"incl %eax\n\t"
"ret\n\t");
@ -262,7 +268,7 @@ InterlockedDecrement(PLONG Addend);
__asm__("\n\t.global @InterlockedDecrement@4\n\t"
"@InterlockedDecrement@4:\n\t"
"movl $-1,%eax\n\t"
"xaddl %eax,(%ecx)\n\t"
LOCK"xaddl %eax,(%ecx)\n\t"
"decl %eax\n\t"
"ret\n\t");
@ -301,7 +307,7 @@ InterlockedExchange(PLONG Target,
__asm__("\n\t.global @InterlockedExchange@8\n\t"
"@InterlockedExchange@8:\n\t"
"xchgl %edx,(%ecx)\n\t"
LOCK"xchgl %edx,(%ecx)\n\t"
"movl %edx,%eax\n\t"
"ret\n\t");
@ -337,7 +343,7 @@ InterlockedExchangeAdd(PLONG Addend,
__asm__("\n\t.global @InterlockedExchangeAdd@8\n\t"
"@InterlockedExchangeAdd@8:\n\t"
"xaddl %edx,(%ecx)\n\t"
LOCK"xaddl %edx,(%ecx)\n\t"
"movl %edx,%eax\n\t"
"ret\n\t");
@ -374,7 +380,7 @@ InterlockedCompareExchange(PLONG Destination,
__asm__("\n\t.global @InterlockedCompareExchange@12\n\t"
"@InterlockedCompareExchange@12:\n\t"
"movl 4(%esp),%eax\n\t"
"cmpxchg %edx,(%ecx)\n\t"
LOCK"cmpxchg %edx,(%ecx)\n\t"
"ret $4\n\t");
#elif defined(_MSC_VER)
@ -412,7 +418,7 @@ __asm__("\n\t.global @ExfpInterlockedExchange64@8\n\t"
"\n1:\t"
"movl (%esi),%eax\n\t"
"movl 4(%esi),%edx\n\t"
"lock cmpxchg8b (%esi)\n\t"
LOCK"cmpxchg8b (%esi)\n\t"
"jnz 1b\n\t"
"popl %esi\n\t"
"popl %ebx\n\t"
@ -441,7 +447,7 @@ __asm__("\n\t.global @ExfInterlockedCompareExchange64@12\n\t"
"movl 12(%esp),%edx\n\t"
"movl (%edx),%eax\n\t"
"movl 4(%edx),%edx\n\t"
"lock cmpxchg8b (%esi)\n\t"
LOCK"cmpxchg8b (%esi)\n\t"
"popl %esi\n\t"
"popl %ebx\n\t"
"ret $4\n\t");