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ruby--ruby/ractor_pub.h
Koichi Sasada 3b0bcaf287 check multi_ractor mode at main_p
rb_ractor_main_p() need to access to the ractor pointer in TLS.
However it is slow operation so that we need to skip this check
if it is not multi-ractor mode (!ruby_multi_ractor).

This performance regression is pointed at
https://bugs.ruby-lang.org/issues/17100#note-27
2020-09-04 14:18:48 +09:00

50 lines
924 B
C

#ifndef RACTOR_PUB_INCLUDED
#define RACTOR_PUB_INCLUDED
RUBY_EXTERN bool ruby_multi_ractor;
bool rb_ractor_main_p_(void);
static inline bool
rb_ractor_main_p(void)
{
if (!ruby_multi_ractor) {
return true;
}
else {
return rb_ractor_main_p_();
}
}
bool rb_ractor_shareable_p_continue(VALUE obj);
#define RB_OBJ_SHAREABLE_P(obj) FL_TEST_RAW((obj), RUBY_FL_SHAREABLE)
// TODO: deep frozen
static inline bool
rb_ractor_shareable_p(VALUE obj)
{
if (SPECIAL_CONST_P(obj)) {
return true;
}
else if (RB_OBJ_SHAREABLE_P(obj)) {
return true;
}
else {
return rb_ractor_shareable_p_continue(obj);
}
}
RUBY_SYMBOL_EXPORT_BEGIN
VALUE rb_ractor_stdin(void);
VALUE rb_ractor_stdout(void);
VALUE rb_ractor_stderr(void);
void rb_ractor_stdin_set(VALUE);
void rb_ractor_stdout_set(VALUE);
void rb_ractor_stderr_set(VALUE);
RUBY_SYMBOL_EXPORT_END
#endif