compile.c: set catch_except_p flag

to be used for MJIT's optimization. It's not used for optimization
in this commit yet.

vm_core.h: added catch_except_p field.

iseq.c: show the flag in ISeq disasm for debugging.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62654 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/vm_core.h b/vm_core.h
index 0a62b66db8..4e7eaed199 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -424,6 +424,7 @@ struct rb_iseq_constant_body {
                       struct rb_control_frame_struct *); /* function pointer for loaded native code */
     long unsigned total_calls; /* number of total calls with `mjit_exec()` */
     struct rb_mjit_unit *jit_unit;
+    char catch_except_p; /* If a frame of this ISeq may catch exception, set TRUE */
 };
 
 /* T_IMEMO/iseq */