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Re: [PATCH 3/5] target/riscv: Fix pointer mask transformation for vector


From: Daniel Henrique Barboza
Subject: Re: [PATCH 3/5] target/riscv: Fix pointer mask transformation for vector address
Date: Mon, 27 Mar 2023 10:20:46 -0300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0



On 3/27/23 07:00, Weiwei Li wrote:
actual_address = (requested_address & ~mpmmask) | mpmbase.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
---
  target/riscv/vector_helper.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index 2423affe37..a58d82af8c 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -172,7 +172,7 @@ static inline uint32_t vext_get_total_elems(CPURISCVState 
*env, uint32_t desc,
static inline target_ulong adjust_addr(CPURISCVState *env, target_ulong addr)
  {
-    return (addr & env->cur_pmmask) | env->cur_pmbase;
+    return (addr & ~env->cur_pmmask) | env->cur_pmbase;

I'm impressed that this flew under the radar for so long.


Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>


  }
/*



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