[riscv-port-jdk17u:riscv-port] Integrated: 8293050: RISC-V: Remove redundant non-null assertions about macro-assembler

[Gui Cao]

On Tue, 11 Apr 2023 09:07:22 GMT, Gui Cao <gcao at openjdk.org> wrote:

> Please review this backport to riscv-port-jdk17u.
> Backport of [JDK-8293050](https://bugs.openjdk.org/browse/JDK-8293050). 
> 
> No other changes, build success.

This pull request has now been integrated.

Changeset: e569c04c
Author:    Gui Cao <gcao at openjdk.org>
Committer: Fei Yang <fyang at openjdk.org>
URL:       https://git.openjdk.org/riscv-port-jdk17u/commit/e569c04cf3107878c8c40c3966cbe987a72e1068
Stats:     53 lines in 8 files changed: 0 ins; 47 del; 6 mod

8293050: RISC-V: Remove redundant non-null assertions about macro-assembler

Reviewed-by: fyang
Backport-of: 38e670631587853d0f2b5cad48f8ddbce46cecdb

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PR: https://git.openjdk.org/riscv-port-jdk17u/pull/40