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Re: [Qemu-arm] [Qemu-devel] [PATCH 14/20] target/arm: Make MPU_RNR regis
From: |
Peter Maydell |
Subject: |
Re: [Qemu-arm] [Qemu-devel] [PATCH 14/20] target/arm: Make MPU_RNR register banked for v8M |
Date: |
Tue, 29 Aug 2017 17:06:45 +0100 |
On 29 August 2017 at 17:05, Richard Henderson
<address@hidden> wrote:
> On 08/22/2017 08:08 AM, Peter Maydell wrote:
>> + env->pmsav7.rnr[M_REG_NS] = 0;
>> + env->pmsav7.rnr[M_REG_S] = 0;
>> memset(env->pmsav8.mair0, 0, sizeof(env->pmsav8.mair0));
>> memset(env->pmsav8.mair1, 0, sizeof(env->pmsav8.mair1));
>
> Why some memset and some by-element?
Roughly, memset where I would otherwise have to write a
for loop (ie where there's more than 2 elements).
thanks
-- PMM
- [Qemu-arm] [PATCH 05/20] target/arm: Add MMU indexes for secure v8M, (continued)
- [Qemu-arm] [PATCH 05/20] target/arm: Add MMU indexes for secure v8M, Peter Maydell, 2017/08/22
- [Qemu-arm] [PATCH 20/20] target/arm: Implement BXNS, and banked stack pointers, Peter Maydell, 2017/08/22
- [Qemu-arm] [PATCH 18/20] target/arm: Make CFSR register banked for v8M, Peter Maydell, 2017/08/22
- [Qemu-arm] [PATCH 03/20] target/arm: Add state field, feature bit and migration for v8M secure state, Peter Maydell, 2017/08/22
- [Qemu-arm] [PATCH 14/20] target/arm: Make MPU_RNR register banked for v8M, Peter Maydell, 2017/08/22