[riscv-port-jdk11u:riscv-port] Integrated: 8290137: riscv: small refactoring for add_memory_int32/64

[Dingli Zhang]

On Wed, 11 Sep 2024 03:59:46 GMT, Dingli Zhang <dzhang at openjdk.org> wrote:

> Please review this backport to riscv-port-jdk11u.
> Backport of [JDK-8290137](https://bugs.openjdk.org/browse/JDK-8290137). Applies not cleanly because [JDK-8339248](https://bugs.openjdk.org/browse/JDK-8339248) remove li64 macro assembler routine and related code. 
> 
> So I removed the changes of the li64 macro assembler routine. In addition to this there was an extra modification to `add_memory_int32` in `c1_MacroAssembler_riscv.cpp`.
> 
> Testing:
> - Tier1 passed without new failure on lp4a (release).

This pull request has now been integrated.

Changeset: 06f81133
Author:    Dingli Zhang <dzhang at openjdk.org>
Committer: Gui Cao <gcao at openjdk.org>
URL:       https://git.openjdk.org/riscv-port-jdk11u/commit/06f81133fd7baa4be3faaa509b06b7f4969215a3
Stats:     66 lines in 9 files changed: 40 ins; 0 del; 26 mod

8290137: riscv: small refactoring for add_memory_int32/64

Reviewed-by: gcao, fyang
Backport-of: 92067e200346c41c2f43763edc01c97c7da1a9e6

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PR: https://git.openjdk.org/riscv-port-jdk11u/pull/30