From 96865cda8ef5d85903a2fc1fc55878ee690413a2 Mon Sep 17 00:00:00 2001
From: Zhaoyang You <45031352+sinceforYy@users.noreply.github.com>
Date: Thu, 7 Nov 2024 10:32:25 +0800
Subject: [PATCH] fix(rvv): set xstatus.vs dirty when execute vector int
 instructions (#631)

---
 src/isa/riscv64/instr/rvv/vcompute_impl.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/isa/riscv64/instr/rvv/vcompute_impl.c b/src/isa/riscv64/instr/rvv/vcompute_impl.c
index 0a446b037..4aa210075 100644
--- a/src/isa/riscv64/instr/rvv/vcompute_impl.c
+++ b/src/isa/riscv64/instr/rvv/vcompute_impl.c
@@ -414,7 +414,10 @@ void arthimetic_instr(int opcode, int is_signed, int widening, int narrow, int d
     }
   }
   check_vstart_exception(s);
-  if(check_vstart_ignore(s)) return;
+  if(check_vstart_ignore(s)) {
+    vp_set_dirty();
+    return;
+  }
   for(word_t idx = vstart->val; idx < vl->val; idx ++) {
     // mask
     rtlreg_t mask = get_mask(0, idx);