Move function to `static inline` so we don't have leaked globals

This function shouldn't leak and is only needed during instruction
assembly

1 files changed, 16 insertions, 0 deletions

diff --git a/tool/ruby_vm/views/_insn_type_chars.erb b/tool/ruby_vm/views/_insn_type_chars.erb
index 4e1f63e660..a9c112d369 100644
--- a/tool/ruby_vm/views/_insn_type_chars.erb
+++ b/tool/ruby_vm/views/_insn_type_chars.erb
@@ -11,3 +11,19 @@ enum ruby_insn_type_chars {
     <%= t %> = '<%= c %>',
 % end
 };
+
+static inline union iseq_inline_storage_entry * ISEQ_IS_ENTRY_START(const struct rb_iseq_constant_body *body, char op_type) {
+    unsigned int relative_ic_offset = 0;
+    switch(op_type) {
+      case TS_IC:
+          relative_ic_offset += body->ise_size;
+      case TS_ISE:
+          relative_ic_offset += body->ivc_size;
+      case TS_IVC:
+      case TS_ICVARC:
+          break;
+      default:
+          rb_bug("Wrong op type");
+    }
+    return &body->is_entries[relative_ic_offset];
+}