qemu-riscv
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[PATCH 4/5] target/riscv: take xl into consideration for vector address


From: Weiwei Li
Subject: [PATCH 4/5] target/riscv: take xl into consideration for vector address
Date: Mon, 27 Mar 2023 18:00:26 +0800

Sign-extend the vector address when xl = 32.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
---
 target/riscv/vector_helper.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index a58d82af8c..07477663eb 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -172,6 +172,9 @@ static inline uint32_t vext_get_total_elems(CPURISCVState 
*env, uint32_t desc,
 
 static inline target_ulong adjust_addr(CPURISCVState *env, target_ulong addr)
 {
+    if (env->xl == MXL_RV32) {
+        addr = (int32_t)addr;
+    }
     return (addr & ~env->cur_pmmask) | env->cur_pmbase;
 }
 
-- 
2.25.1




reply via email to

[Prev in Thread] Current Thread [Next in Thread]