From 91f446fa6a6b530c9bc4be0849ab592e0cef1483 Mon Sep 17 00:00:00 2001
From: YAMAMOTO Takashi <imuwoto@gmail.com>
Date: Sat, 1 Jul 2023 18:17:22 +0900
Subject: [PATCH] add a stat for loop

---
 lib/exec.c         | 2 ++
 lib/exec_context.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/lib/exec.c b/lib/exec.c
index 80fbace0..9a866ad3 100644
--- a/lib/exec.c
+++ b/lib/exec.c
@@ -765,6 +765,7 @@ block_exit(struct exec_context *ctx, uint32_t blockpc, bool goto_else,
                 }
                 get_arity_for_blocktype(m, blocktype, &param_arity, &arity);
         } else {
+                STAT_INC(ctx->stats.jump_loop);
                 const int64_t blocktype = read_leb_s33_nocheck(&p);
                 get_arity_for_blocktype(m, blocktype, &param_arity, &arity);
                 ctx->p = blockp;
@@ -1399,6 +1400,7 @@ exec_context_print_stats(struct exec_context *ctx)
         STAT_PRINT(jump_cache2_hit);
         STAT_PRINT(jump_cache_hit);
         STAT_PRINT(jump_table_search);
+        STAT_PRINT(jump_loop);
         STAT_PRINT(type_annotation_lookup1);
         STAT_PRINT(type_annotation_lookup2);
         STAT_PRINT(type_annotation_lookup3);
diff --git a/lib/exec_context.h b/lib/exec_context.h
index 1c9d2a09..58e4e2fd 100644
--- a/lib/exec_context.h
+++ b/lib/exec_context.h
@@ -111,6 +111,7 @@ struct exec_stat {
         uint64_t jump_cache_hit;
         uint64_t jump_cache2_hit;
         uint64_t jump_table_search;
+        uint64_t jump_loop;
         uint64_t type_annotation_lookup1;
         uint64_t type_annotation_lookup2;
         uint64_t type_annotation_lookup3;