git: openjdk/riscv-port-jdk17u: riscv-port: 8294086: RISC-V: Cleanup InstructionMark usages in the backend

[duke]

Changeset: c3083f9a
Author:    zhengxiaolinX <yunyao.zxl at alibaba-inc.com>
Committer: GitHub <noreply at github.com>
Date:      2023-03-23 17:12:36 +0000
URL:       https://git.openjdk.org/riscv-port-jdk17u/commit/c3083f9a68f493ea0b214d0182c08f406ebc0fc3

8294086: RISC-V: Cleanup InstructionMark usages in the backend

Reviewed-by: fjiang, fyang

! src/hotspot/cpu/riscv/assembler_riscv.hpp
! src/hotspot/cpu/riscv/macroAssembler_riscv.cpp
! src/hotspot/cpu/riscv/macroAssembler_riscv.hpp