[riscv-port-jdk17u:riscv-port] RFR: 8302289: RISC-V: Use bgez instruction in arraycopy_simple_check when possible

[Fei Yang]

On Wed, 31 May 2023 06:01:14 GMT, Gui Cao <gcao at openjdk.org> wrote:

> Hi,
> Please help review this backport to riscv-port-jdk17u.
> Backport of [JDK-8302289](https://bugs.openjdk.org/browse/JDK-8302289). Applies cleanly.
> 
> Testing:
> 
> Tier1-3 passed without new failure on unmacthed (release).

Marked as reviewed by fyang (Lead).

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PR Review: https://git.openjdk.org/riscv-port-jdk17u/pull/64#pullrequestreview-1452273460