Sha256: e0b2017157dc06a0dc08039f595ee7c1d951a5a74d82a5a7f2771829759fd454
Contents?: true
Size: 2 KB
Versions: 31
Compression:
Stored size: 2 KB
Contents
#ifndef RUBY_GC_H
#define RUBY_GC_H 1
#if defined(__x86_64__) && defined(__GNUC__)
#define SET_MACHINE_STACK_END(p) __asm__("movq\t%%rsp, %0" : "=r" (*p))
#elif defined(__i386) && defined(__GNUC__)
#define SET_MACHINE_STACK_END(p) __asm__("movl\t%%esp, %0" : "=r" (*p))
#else
NOINLINE(void rb_gc_set_stack_end(VALUE **stack_end_p));
#define SET_MACHINE_STACK_END(p) rb_gc_set_stack_end(p)
#define USE_CONSERVATIVE_STACK_END
#endif
/* for GC debug */
#ifndef RUBY_MARK_FREE_DEBUG
#define RUBY_MARK_FREE_DEBUG 0
#endif
#if RUBY_MARK_FREE_DEBUG
extern int ruby_gc_debug_indent;
static void
rb_gc_debug_indent(void)
{
printf("%*s", ruby_gc_debug_indent, "");
}
static void
rb_gc_debug_body(const char *mode, const char *msg, int st, void *ptr)
{
if (st == 0) {
ruby_gc_debug_indent--;
}
rb_gc_debug_indent();
printf("%s: %s %s (%p)\n", mode, st ? "->" : "<-", msg, ptr);
if (st) {
ruby_gc_debug_indent++;
}
fflush(stdout);
}
#define RUBY_MARK_ENTER(msg) rb_gc_debug_body("mark", msg, 1, ptr)
#define RUBY_MARK_LEAVE(msg) rb_gc_debug_body("mark", msg, 0, ptr)
#define RUBY_FREE_ENTER(msg) rb_gc_debug_body("free", msg, 1, ptr)
#define RUBY_FREE_LEAVE(msg) rb_gc_debug_body("free", msg, 0, ptr)
#define RUBY_GC_INFO rb_gc_debug_indent(); printf
#else
#define RUBY_MARK_ENTER(msg)
#define RUBY_MARK_LEAVE(msg)
#define RUBY_FREE_ENTER(msg)
#define RUBY_FREE_LEAVE(msg)
#define RUBY_GC_INFO if(0)printf
#endif
#define RUBY_MARK_UNLESS_NULL(ptr) if(RTEST(ptr)){rb_gc_mark(ptr);}
#define RUBY_FREE_UNLESS_NULL(ptr) if(ptr){ruby_xfree(ptr);}
#if STACK_GROW_DIRECTION > 0
# define STACK_UPPER(x, a, b) a
#elif STACK_GROW_DIRECTION < 0
# define STACK_UPPER(x, a, b) b
#else
RUBY_EXTERN int ruby_stack_grow_direction;
int ruby_get_stack_grow_direction(volatile VALUE *addr);
# define stack_growup_p(x) ( \
(ruby_stack_grow_direction ? \
ruby_stack_grow_direction : \
ruby_get_stack_grow_direction(x)) > 0)
# define STACK_UPPER(x, a, b) (stack_growup_p(x) ? a : b)
#endif
#endif /* RUBY_GC_H */
Version data entries
31 entries across 31 versions & 4 rubygems