haiku/headers/os/support/TLS.h
beveloper d734a8ce5a some header files to be R5 compatible
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1617 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-10-23 13:54:44 +00:00

52 lines
916 B
C

#ifndef _TLS_H
#define _TLS_H 1
#include <BeBuild.h>
#include <SupportDefs.h>
#ifdef __cplusplus
extern "C" {
#endif
extern _IMPEXP_ROOT int32 tls_allocate(void);
#if __INTEL__
static inline void * tls_get(int32 index) {
void *ret;
__asm__ __volatile__ (
"movl %%fs:(,%%edx, 4), %%eax \n\t"
: "=a"(ret) : "d"(index) );
return ret;
}
static inline void * tls_address(int32 index) {
void *ret;
__asm__ __volatile__ (
"movl %%fs:0, %%eax \n\t"
"leal (%%eax, %%edx, 4), %%eax \n\t"
: "=a"(ret) : "d"(index) );
return ret;
}
static inline void tls_set(int32 index, void *value) {
__asm__ __volatile__ (
"movl %%eax, %%fs:(,%%edx, 4) \n\t"
: : "d"(index), "a"(value) );
}
#else
extern _IMPEXP_ROOT void * tls_get(int32 index);
extern _IMPEXP_ROOT void ** tls_address(int32 index);
extern _IMPEXP_ROOT void tls_set(int32 index, void *value);
#endif
#ifdef __cplusplus
}
#endif
#endif