[jdk19u] Integrated: 8293100: RISC-V: Need to save and restore callee-saved FloatRegisters in StubGenerator::generate_call_stub

[Vladimir Kempik]

On Tue, 6 Sep 2022 12:27:56 GMT, Vladimir Kempik <vkempik at openjdk.org> wrote:

> Please review this backport to jdk19u.
> This fixes critical error in call_stub in risc-v
> APplies almost clean. Slightly different class names in surrounding code ( in vmreg_riscv.cpp ) prevents it being clean.

This pull request has now been integrated.

Changeset: 66bc3560
Author:    Vladimir Kempik <vkempik at openjdk.org>
URL:       https://git.openjdk.org/jdk19u/commit/66bc3560091e94eb972779a16b2a68c58325958b
Stats:     81 lines in 4 files changed: 64 ins; 0 del; 17 mod

8293100: RISC-V: Need to save and restore callee-saved FloatRegisters in StubGenerator::generate_call_stub

Reviewed-by: fyang
Backport-of: bc5ffc8e472ba7bbafbf68d19d1f06dd1cba10e1

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PR: https://git.openjdk.org/jdk19u/pull/19