[riscv-port-jdk17u:riscv-port] RFR: 8299847: RISC-V: Improve PrintOptoAssembly output of CMoveI/L nodes [v2]

[Dingli Zhang]

> Please review this backport to riscv-port-jdk17u.
> Backport of [JDK-8299847](https://bugs.openjdk.org/browse/JDK-8299847). Applies cleanly.
> 
> Testing:
> - Tier1 passed without new failure on unmacthed (release).

Dingli Zhang has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:

  8299847: RISC-V: Improve PrintOptoAssembly output of CMoveI/L nodes
  
  Backport-of: 859ccd1a150653c42ebbcd3402994ef9ff4c810f

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Changes:
  - all: https://git.openjdk.org/riscv-port-jdk17u/pull/18/files
  - new: https://git.openjdk.org/riscv-port-jdk17u/pull/18/files/7ed1b5a3..9d949615

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=riscv-port-jdk17u&pr=18&range=01
 - incr: https://webrevs.openjdk.org/?repo=riscv-port-jdk17u&pr=18&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/riscv-port-jdk17u/pull/18.diff
  Fetch: git fetch https://git.openjdk.org/riscv-port-jdk17u.git pull/18/head:pull/18

PR: https://git.openjdk.org/riscv-port-jdk17u/pull/18