Re: [RFC PATCH v7 08/29] target/loongarch: Add LoongArch IOCSR instruction

2022-03-30 Thread yangxiaojuan
On 2022/3/29 上午2:55, Richard Henderson wrote: On 3/28/22 06:57, Xiaojuan Yang wrote: +uint64_t helper_iocsr_read(CPULoongArchState *env, target_ulong r_addr, +   uint32_t size) +{ +    int cpuid = env_cpu(env)->cpu_index; +    CPUState  *cs = qemu_get_cpu(cpuid); +    e

Re: [RFC PATCH v7 08/29] target/loongarch: Add LoongArch IOCSR instruction

2022-03-28 Thread Richard Henderson
On 3/28/22 06:57, Xiaojuan Yang wrote: +uint64_t helper_iocsr_read(CPULoongArchState *env, target_ulong r_addr, + uint32_t size) +{ +int cpuid = env_cpu(env)->cpu_index; +CPUState *cs = qemu_get_cpu(cpuid); +env = cs->env_ptr; +uint64_t ret; + +/* +