netscape-revival

nspr-/include/os/sony.h

#ifndef nspr_sony_defs_h___
#define nspr_sony_defs_h___
 
#define PR_LINKER_ARCH  "sony"
 
#define _MD_GC_VMBASE		0x40000000
#define _MD_STACK_VMBASE	0x50000000
#define _MD_DEFAULT_STACK_SIZE	65536L
 
#if defined(SW_THREADS)
#include <ucontext.h>
#include <sys/regset.h>
 
#define PR_NUM_GCREGS	NGREG
#define PR_CONTEXT_TYPE	ucontext_t
 
#define CONTEXT(_thread)	(&(_thread)->context)
 
#define PR_GetSP(_t)		(_t)->context.uc_mcontext.gregs[CXT_SP]
 
/*
** Initialize the thread context preparing it to execute "e(o,a)"
*/
#define _MD_INIT_CONTEXT(thread, e, o, a)                           \
{                                                                   \
    getcontext(CONTEXT(thread));                                    \
    CONTEXT(thread)->uc_stack.ss_sp = (char*) (thread)->stack->stackBottom; \
    CONTEXT(thread)->uc_stack.ss_size = (thread)->stack->stackSize; \
    PR_GetSP(thread) = (greg_t) (thread)->stack->stackTop - 64;             \
    makecontext(CONTEXT(thread), HopToad, 3, e, o, a);              \
}
 
#define _MD_SWITCH_CONTEXT(_thread)      \
    if (!getcontext(CONTEXT(_thread))) { \
        (_thread)->errcode = errno;      \
        _PR_Schedule();                  \
    }
 
/*
** Restore a thread context, saved by _MD_SWITCH_CONTEXT
*/
#define _MD_RESTORE_CONTEXT(_thread)   \
{                                      \
    ucontext_t *uc = CONTEXT(_thread); \
    uc->uc_mcontext.gregs[CXT_V0] = 1; \
    uc->uc_mcontext.gregs[CXT_A3] = 0; \
    _pr_current_thread = _thread;      \
    PR_LOG(SCHED, warn, ("Scheduled")); \
    errno = (_thread)->errcode;        \
    setcontext(uc);                    \
}
 
#endif /* SW_THREADS */
 
#undef	HAVE_STACK_GROWING_UP
#undef	HAVE_LONG_LONG
#undef	HAVE_ALIGNED_DOUBLES
#undef	HAVE_ALIGNED_LONGLONGS
#define	HAVE_DLL
#define	USE_DLFCN
#define	NEED_TIME_R
 
/*
** Missing function prototypes
*/
extern int gethostname(char *name, int namelen);
 
#endif /* nspr_sony_defs_h___ */