git: openjdk/jdk8u-dev: 8233364: Fix undefined behavior in Canonicalizer::do_ShiftOp

Tue Sep 17 15:29:37 UTC 2024

Changeset: 73056eb8
Branch: master
Author:    Martin Balao <mbalao at openjdk.org>
Date:      2024-09-17 15:26:33 +0000
URL:       https://git.openjdk.org/jdk8u-dev/commit/73056eb8d4c76ce38d06acb25628ff0d61e182c3

8233364: Fix undefined behavior in Canonicalizer::do_ShiftOp

Add java_shift_xxx helpers and use them.

Reviewed-by: sgehwolf, roland
Backport-of: 89e3782f218a54c91cbab9f06e75825b90dd2fb7

! hotspot/src/share/vm/c1/c1_Canonicalizer.cpp
! hotspot/src/share/vm/utilities/globalDefinitions.hpp