On Tue, 9 Jul 2024 13:46:46 GMT, Doug Simon <dnsi...@openjdk.org> wrote:
>> This PR addresses intermittent failures in jtreg GC stress tests. The >> failures occur under these conditions: >> 1. Using a libgraal build with assertions enabled as the top tier JIT >> compiler. Such a libgraal build will cause a VM exit if an assertion or >> GraalError occurs in a compiler thread (as this catches more errors in >> testing). >> 2. A libgraal compiler thread makes a call into the VM (via `CompilerToVM`) >> to a routine that performs a HotSpot heap allocation that fails. >> 3. The resulting OOME is wrapped in a GraalError, causing the VM to exit as >> described in 1. >> >> An OOME thrown in these specific conditions should not exit the VM as it not >> related to an OOME in the app or test. Instead, the failure should be >> treated as a bailout and the libgraal compiler should continue. >> >> To accomplish this, libgraal needs to be able to distinguish a GraalError >> caused by an OOME. This PR modifies the exception translation code to make >> this possible. > > Doug Simon has updated the pull request incrementally with one additional > commit since the last revision: > > fixed TestTranslatedException looks good. ------------- Marked as reviewed by never (Reviewer). PR Review: https://git.openjdk.org/jdk/pull/20083#pullrequestreview-2169495478