git: openjdk/jdk: 8302453: RISC-V: Add support for small width vector operations

[Fei Yang]

Changeset: 43c71ddf
Author:    Gui Cao <gcao at openjdk.org>
Committer: Fei Yang <fyang at openjdk.org>
Date:      2023-02-21 01:39:13 +0000
URL:       https://git.openjdk.org/jdk/commit/43c71ddf923d442499449948f4bf8a7c79249af0

8302453: RISC-V: Add support for small width vector operations

Co-authored-by: Dingli Zhang <dingli at iscas.ac.cn>
Reviewed-by: yzhu, fyang

! src/hotspot/cpu/riscv/c2_MacroAssembler_riscv.cpp
! src/hotspot/cpu/riscv/c2_MacroAssembler_riscv.hpp
! src/hotspot/cpu/riscv/riscv.ad
! src/hotspot/cpu/riscv/riscv_v.ad