Re: [PATCH v2] RISC-V: Add auto-vect pattern for vector rotate shift

[Jeff Law]

On 8/7/24 10:52 PM, Feng Wang wrote:

This patch add the vector rotate shift pattern for auto-vect.
With this patch, the scalar rotate shift can be automatically
vectorized into vector rotate shift.

gcc/ChangeLog:

        * config/riscv/autovec.md (v<bitmanip_optab><mode>3):
        Add new define_expand pattern for vector rotate shift.
gcc/testsuite/ChangeLog:

        * gcc.target/riscv/rvv/autovec/binop/vrolr-1.c: New test.
        * gcc.target/riscv/rvv/autovec/binop/vrolr-run.c: New test.
        * gcc.target/riscv/rvv/autovec/binop/vrolr-template.h: New test.

Thanks.  I fixed the one whitespace nit and pushed this to the trunk.

jeff