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ntdll: Use syscall instead of int $0x80.

This commit is contained in:
Maarten Lankhorst 2010-06-06 01:08:20 +02:00 committed by Alexandre Julliard
parent c054b5f86d
commit e8c5e2b890
2 changed files with 10 additions and 18 deletions
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24
dlls/ntdll/critsection.c
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@ -60,26 +60,18 @@ static inline void small_pause(void)
static inline int futex_wait( int *addr, int val, struct timespec *timeout )
{
int res;
__asm__ __volatile__( "xchgl %2,%%ebx\n\t"
"int $0x80\n\t"
"xchgl %2,%%ebx"
: "=a" (res)
: "0" (240) /* SYS_futex */, "D" (addr),
"c" (0) /* FUTEX_WAIT */, "d" (val), "S" (timeout) );
return res;
int ret = syscall( 240/*SYS_futex*/, addr, 0/*FUTEX_WAIT*/, val, timeout, 0, 0 );
if (ret < 0)
return -errno;
return ret;
}
static inline int futex_wake( int *addr, int val )
{
int res;
__asm__ __volatile__( "xchgl %2,%%ebx\n\t"
"int $0x80\n\t"
"xchgl %2,%%ebx"
: "=a" (res)
: "0" (240) /* SYS_futex */, "D" (addr),
"c" (1) /* FUTEX_WAKE */, "d" (val) );
return res;
int ret = syscall( 240/*SYS_futex*/, addr, 1/*FUTEX_WAKE*/, val, NULL, 0, 0 );
if (ret < 0)
return -errno;
return ret;
}
static inline int use_futexes(void)

4
dlls/ntdll/server.c
View File

@ -947,9 +947,9 @@ static int get_unix_tid(void)
{
int ret = -1;
#if defined(linux) && defined(__i386__)
__asm__("int $0x80" : "=a" (ret) : "0" (224) /* SYS_gettid */);
ret = syscall(224 /*SYS_gettid*/);
#elif defined(linux) && defined(__x86_64__)
__asm__("syscall" : "=a" (ret) : "0" (186) /* SYS_gettid */);
ret = syscall(186 /*SYS_gettid*/);
#elif defined(__sun)
ret = pthread_self();
#elif defined(__APPLE__)