From d45118aaafe4e1e8409c13dea462fbbaf8b4cb8c Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Tue, 11 Jul 2023 14:35:22 -0700
Subject: [PATCH] Remove obsoleted USE_INSNS_COUNTER macro for now

I don't use that these days. I'd like to remove this to ease a change
I'm writing. I'll resurrect this when I need this again.
---
 vm_exec.c | 31 -------------------------------
 vm_exec.h |  7 +------
 2 files changed, 1 insertion(+), 37 deletions(-)

diff --git a/vm_exec.c b/vm_exec.c
index 36bacfd5e8..441a95db48 100644
--- a/vm_exec.c
+++ b/vm_exec.c
@@ -15,37 +15,6 @@
 static void vm_analysis_insn(int insn);
 #endif
 
-MAYBE_UNUSED(static void vm_insns_counter_count_insn(int insn));
-#if USE_INSNS_COUNTER
-static size_t rb_insns_counter[VM_INSTRUCTION_SIZE];
-
-static void
-vm_insns_counter_count_insn(int insn)
-{
-    rb_insns_counter[insn]++;
-}
-
-__attribute__((destructor))
-static void
-vm_insns_counter_show_results_at_exit(void)
-{
-    int insn_end = (ruby_vm_event_enabled_global_flags & ISEQ_TRACE_EVENTS)
-        ? VM_INSTRUCTION_SIZE : VM_INSTRUCTION_SIZE / 2;
-
-    size_t total = 0;
-    for (int insn = 0; insn < insn_end; insn++)
-        total += rb_insns_counter[insn];
-
-    for (int insn = 0; insn < insn_end; insn++) {
-        fprintf(stderr, "[RUBY_INSNS_COUNTER]\t%-32s%'12"PRIuSIZE" (%4.1f%%)\n",
-                insn_name(insn), rb_insns_counter[insn],
-                100.0 * rb_insns_counter[insn] / total);
-    }
-}
-#else
-static void vm_insns_counter_count_insn(int insn) {}
-#endif
-
 #if VMDEBUG > 0
 #define DECL_SC_REG(type, r, reg) register type reg_##r
 
diff --git a/vm_exec.h b/vm_exec.h
index a00bd5027c..dbfd4e9f44 100644
--- a/vm_exec.h
+++ b/vm_exec.h
@@ -40,10 +40,6 @@ typedef rb_iseq_t *ISEQ;
 #define throwdebug if(0)ruby_debug_printf
 /* #define throwdebug ruby_debug_printf */
 
-#ifndef USE_INSNS_COUNTER
-#define USE_INSNS_COUNTER 0
-#endif
-
 /************************************************/
 #if defined(DISPATCH_XXX)
 error !
@@ -80,8 +76,7 @@ error !
                         (reg_cfp->pc - ISEQ_BODY(reg_cfp->iseq)->iseq_encoded), \
                         RSTRING_PTR(rb_iseq_path(reg_cfp->iseq)), \
                         rb_iseq_line_no(reg_cfp->iseq, reg_pc - ISEQ_BODY(reg_cfp->iseq)->iseq_encoded)); \
-  } \
-  if (USE_INSNS_COUNTER) vm_insns_counter_count_insn(BIN(insn));
+  }
 
 #define INSN_DISPATCH_SIG(insn)