On 3/17/20 8:06 AM, LIU Zhiwei wrote:
> Vector extension is default off. The only way to use vector extension is
> 1. use cpu rv32 or rv64
> 2. turn on it by command line
> "-cpu rv64,x-v=true,vlen=128,elen=64,vext_spec=v0.7.1".
>
> vlen is the vector register length, default value is 128 bit.
>
On Tue, Mar 17, 2020 at 10:09 AM LIU Zhiwei wrote:
>
> Vector extension is default off. The only way to use vector extension is
> 1. use cpu rv32 or rv64
> 2. turn on it by command line
> "-cpu rv64,x-v=true,vlen=128,elen=64,vext_spec=v0.7.1".
>
> vlen is the vector register length, default value
Vector extension is default off. The only way to use vector extension is
1. use cpu rv32 or rv64
2. turn on it by command line
"-cpu rv64,x-v=true,vlen=128,elen=64,vext_spec=v0.7.1".
vlen is the vector register length, default value is 128 bit.
elen is the max operator size in bits, default value