[jdk17u-dev] RFR: 8335662: [AArch64] C1: guarantee(val < (1ULL << nbits)) failed: Field too big for insn

Thu Mar 20 09:49:49 UTC 2025

This a small 17u backport of a small instruction encoding fix in LIR_Assembler::osr_entry() for aarch64. The only patch difference with 21u/master is null/NULL massage in context because of JDK-8301493.

Testing: tier1,2 on linux-aarch64. The new test passes after patching.

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Commit messages:
 - Backport 401d0d6b09ea422eacecda2900793a416097dc9b

Changes: https://git.openjdk.org/jdk17u-dev/pull/3390/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=3390&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8335662
  Stats: 105 lines in 2 files changed: 102 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/3390.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/3390/head:pull/3390

PR: https://git.openjdk.org/jdk17u-dev/pull/3390