[PATCH v6 1/6] target/riscv: Fix pointer mask transformation for vector address

Weiwei Li posted 6 patches 2 years, 7 months ago
Maintainers: Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liweiwei@iscas.ac.cn>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>
There is a newer version of this series
[PATCH v6 1/6] target/riscv: Fix pointer mask transformation for vector address
Posted by Weiwei Li 2 years, 7 months ago
actual_address = (requested_address & ~mpmmask) | mpmbase.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
---
 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;
 }
 
 /*
-- 
2.25.1
Re: [PATCH v6 1/6] target/riscv: Fix pointer mask transformation for vector address
Posted by Alistair Francis 2 years, 7 months ago
On Tue, Apr 4, 2023 at 12:09 PM Weiwei Li <liweiwei@iscas.ac.cn> 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>
> Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
> Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>

Acked-by: Alistair Francis <alistair.francis@wdc.com>

Alistair

> ---
>  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;
>  }
>
>  /*
> --
> 2.25.1
>
>