From 483a46af8130b580bd9ca8f319053062030e0a21 Mon Sep 17 00:00:00 2001
From: "qi.yu" <qi.yu@mthreads.com>
Date: Fri, 26 Dec 2025 14:53:16 +0800
Subject: [PATCH] Mark constants early to enable sccp

---
 src/opt-sccp.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/opt-sccp.c b/src/opt-sccp.c
index 56f90d00..608cc798 100644
--- a/src/opt-sccp.c
+++ b/src/opt-sccp.c
@@ -30,6 +30,10 @@ bool simple_sccp(func_t *func)
             if (!insn->rd)
                 continue;
 
+            if (insn->opcode == OP_load_constant) {
+                insn->rd->is_const = true;
+            }
+
             /* Handle simple constant propagation */
             switch (insn->opcode) {
             case OP_assign: