This patch adds a JVMCI implementation for RISC-V. It creates the jdk.vm.ci.riscv64 and jdk.vm.ci.hotspot.riscv64 packages, as well as implements a part of jvmciCodeInstaller_riscv64.cpp. To check for correctness, it enables JVMCI code installation tests on RISC-V. It should be tested soon in GraalVM Native Image as well.
------------- Commit messages: - 8290154: [JVMCI] Implement JVMCI for RISC-V Changes: https://git.openjdk.org/jdk/pull/9587/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=9587&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8290154 Stats: 1690 lines in 20 files changed: 1668 ins; 0 del; 22 mod Patch: https://git.openjdk.org/jdk/pull/9587.diff Fetch: git fetch https://git.openjdk.org/jdk pull/9587/head:pull/9587 PR: https://git.openjdk.org/jdk/pull/9587
