add a callback for when method cache changes

tenderlove · tenderlove · commit 9a41ea2cbd5c · 2021-02-03T15:09:34.000-08:00
diff --git a/ujit.h b/ujit.h
@@ -53,5 +53,6 @@ void rb_ujit_method_lookup_change(VALUE cme_or_cc);
 void rb_ujit_compile_iseq(const rb_iseq_t *iseq);
 void rb_ujit_init(struct rb_ujit_options *options);
 void rb_ujit_bop_redefined(VALUE klass, const rb_method_entry_t *me, enum ruby_basic_operators bop);
+void rb_ujit_constant_state_changed(void);
 
 #endif // #ifndef UJIT_H
diff --git a/ujit_iface.c b/ujit_iface.c
@@ -423,6 +423,13 @@ rb_ujit_bop_redefined(VALUE klass, const rb_method_entry_t *me, enum ruby_basic_
     //fprintf(stderr, "bop redefined\n");
 }
 
+/* Called when the constant state changes */
+void
+rb_ujit_constant_state_changed(void)
+{
+    //fprintf(stderr, "bop redefined\n");
+}
+
 #if HAVE_LIBCAPSTONE
 static const rb_data_type_t ujit_disasm_type = {
     "UJIT/Disasm",
diff --git a/vm_method.c b/vm_method.c
@@ -140,6 +140,7 @@ vm_cme_invalidate(rb_callable_method_entry_t *cme)
 void
 rb_clear_constant_cache(void)
 {
+    rb_ujit_constant_state_changed();
     INC_GLOBAL_CONSTANT_STATE();
 }
 

Original file line number	Diff line number	Diff line change
`@@ -140,6 +140,7 @@ vm_cme_invalidate(rb_callable_method_entry_t *cme)`
`140`	`140`	`void`
`141`	`141`	`rb_clear_constant_cache(void)`
`142`	`142`	`{`
	`143`	`+ rb_ujit_constant_state_changed();`
`143`	`144`	`INC_GLOBAL_CONSTANT_STATE();`
`144`	`145`	`}`
`145`	`146`