fix(rvv): set xstatus.vs dirty when execute vector int instructions (#…

…631)
OpenXiangShan · Nov 7, 2024 · 96865cd · 96865cd
1 parent 3e22e1f
commit 96865cd
Showing 1 changed file with 4 additions and 1 deletion.
diff --git 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);