[riscv-port-jdk11u:riscv-port] RFR: 8294187: RISC-V: Unify all relocations for the backend into AbstractAssembler::relocate()

[Gui Cao]

On Mon, 14 Oct 2024 02:57:36 GMT, Dingli Zhang <dzhang at openjdk.org> wrote:

> Hi all, 
> 
> Please review this backport to riscv-port-jdk11u.
> 
> Backport of [JDK-8294187](https://bugs.openjdk.org/browse/JDK-8294187).
> 
> The original patch cannot be directly applied because jdk11 has no `C1SafepointPoll` or `C2SafepointPollStubTable`.
> 
> Testing:
> - Tier1 passed without new failure on lp4a (release).

LGTM.

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Marked as reviewed by gcao (Committer).

PR Review: https://git.openjdk.org/riscv-port-jdk11u/pull/39#pullrequestreview-2367916482