https://git.ruby-lang.org/ruby.git/commit/?id=c734405ccd

From c734405ccd3dfba58dffbb6413c36eec04dc1f36 Mon Sep 17 00:00:00 2001
From: Alan Wu <XrXr@u...>
Date: Mon, 1 Feb 2021 17:03:50 -0500
Subject: Add stats for number of ujit entry points installed

shopify/ruby#23
---
 ujit_iface.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ujit_iface.c b/ujit_iface.c
index f364a7564c..a793a6edfe 100644
--- a/ujit_iface.c
+++ b/ujit_iface.c
@@ -28,6 +28,7 @@ bool rb_ujit_enabled; https://github.com/ruby/ruby/blob/trunk/ujit_iface.c#L28
 static int64_t vm_insns_count = 0;
 int64_t rb_ujit_exec_insns_count = 0;
 static int64_t exit_op_count[VM_INSTRUCTION_SIZE] = { 0 };
+static int64_t compiled_iseq_count = 0;
 
 extern st_table * version_tbl;
 extern codeblock_t *cb;
@@ -322,6 +323,7 @@ rb_ujit_compile_iseq(const rb_iseq_t *iseq) https://github.com/ruby/ruby/blob/trunk/ujit_iface.c#L323
         int first_opcode = opcode_at_pc(iseq, &encoded[0]);
         map_addr2insn(code_ptr, first_opcode);
         encoded[0] = (VALUE)code_ptr;
+        compiled_iseq_count++;
     }
 
     RB_VM_LOCK_LEAVE();
@@ -545,6 +547,7 @@ print_ujit_stats(void) https://github.com/ruby/ruby/blob/trunk/ujit_iface.c#L547
     double total_insns_count = vm_insns_count + rb_ujit_exec_insns_count;
     double ratio = rb_ujit_exec_insns_count / total_insns_count;
 
+    fprintf(stderr, "compiled_iseq_count:   %10" PRId64 "\n", compiled_iseq_count);
     fprintf(stderr, "vm_insns_count:        %10" PRId64 "\n", vm_insns_count);
     fprintf(stderr, "ujit_exec_insns_count: %10" PRId64 "\n", rb_ujit_exec_insns_count);
     fprintf(stderr, "ratio_in_ujit:         %9.1f%%\n", ratio * 100);
-- 
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