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Stylize: avoid using a global register variable.

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This commit is contained in:
Marcel Moolenaar 2006-09-01 21:01:11 +00:00
parent 94d8eb4fc7
commit be2f4bda88
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=161840
2 changed files with 8 additions and 6 deletions
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2
lib/libthr/arch/ia64/ia64/pthread_md.c
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@ -40,7 +40,7 @@ _tcb_ctor(struct pthread *thread, int initial)
{
struct tcb *tcb;
tcb = _rtld_allocate_tls((initial) ? _tp : NULL,
tcb = _rtld_allocate_tls((initial) ? _tcb_get() : NULL,
sizeof(struct tcb), 16);
if (tcb)
tcb->tcb_thread = thread;

12
lib/libthr/arch/ia64/include/pthread_md.h
View File

@ -42,8 +42,6 @@ struct tcb {
struct pthread *tcb_thread;
};
register struct tcb *_tp __asm("%r13");
/*
* The tcb constructors.
*/
@ -54,13 +52,17 @@ void _tcb_dtor(struct tcb *);
static __inline void
_tcb_set(struct tcb *tcb)
{
__asm __volatile("mov r13 = %0;;" :: "r"(tcb));
register struct tcb *tp __asm("%r13");
__asm __volatile("mov %0 = %1;;" : "=r"(tp) : "r"(tcb));
}
static __inline struct tcb *
_tcb_get(void)
{
return (_tp);
register struct tcb *tp __asm("%r13");
return (tp);
}
extern struct pthread *_thr_initial;
@ -69,7 +71,7 @@ static __inline struct pthread *
_get_curthread(void)
{
if (_thr_initial)
return (_tp->tcb_thread);
return (_tcb_get()->tcb_thread);
return (NULL);
}