git: openjdk/jdk21u: master: 8309502: RISC-V: String.indexOf intrinsic may produce misaligned memory loads

[Vladimir Kempik]

Changeset: 79d44fde
Author:    Vladimir Kempik <vkempik at openjdk.org>
Date:      2023-06-21 12:34:04 +0000
URL:       https://git.openjdk.org/jdk21u/commit/79d44fdebc79a562ceabd4533784f49f6fd2c56f

8309502: RISC-V: String.indexOf intrinsic may produce misaligned memory loads

Backport-of: 6b942893868fa1a64977288bdbdb1bbff8bd9d9c

! src/hotspot/cpu/riscv/c2_MacroAssembler_riscv.cpp
! src/hotspot/cpu/riscv/macroAssembler_riscv.cpp
! src/hotspot/cpu/riscv/macroAssembler_riscv.hpp