Integrated: 8255564: InterpreterMacroAssembler::remove_activation() needs to restore thread right after VM call on x86_32

Zhengyu Gu zgu at openjdk.java.net
Thu Oct 29 12:36:44 UTC 2020


On Wed, 28 Oct 2020 23:25:48 GMT, Zhengyu Gu <zgu at openjdk.org> wrote:

> Currently, it restores thread register a bit too late for reset_last_Java_frame().
> 
> It is probably not a problem right now, cause there is no 32-bit GC that supports concurrent stack processing. It crashes Shenandoah GC with concurrent stack processing on x86_32, which I am working on.

This pull request has now been integrated.

Changeset: 579e50bb
Author:    Zhengyu Gu <zgu at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/579e50bb
Stats:     2 lines in 1 file changed: 1 ins; 1 del; 0 mod

8255564: InterpreterMacroAssembler::remove_activation() needs to restore thread right after VM call on x86_32

Reviewed-by: dholmes, shade

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PR: https://git.openjdk.java.net/jdk/pull/919


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