From 6b116abd0717cf55bc2001d74a73882599cc4d6e Mon Sep 17 00:00:00 2001
From: chiangkd <chiangkuandi@gmail.com>
Date: Tue, 16 Jul 2024 01:23:17 +0800
Subject: [PATCH] Cast time_delta for more intuitive

---
 clint.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clint.c b/clint.c
index 0588231..050f4cd 100644
--- a/clint.c
+++ b/clint.c
@@ -7,7 +7,7 @@ void clint_update_interrupts(hart_t *hart, clint_state_t *clint)
 {
     uint64_t time_delta =
         clint->mtimecmp[hart->mhartid] - semu_timer_gettime(&hart->time);
-    if (time_delta & 0x8000000000000000 || time_delta == 0)
+    if ((int32_t)time_delta <= 0)
         hart->sip |= RV_INT_STI_BIT;
     else
         hart->sip &= ~RV_INT_STI_BIT;