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Temporarily disable dcos/dsin math intrinsics on aarch64.

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Work-around for currently not fixed bug:
https://bugs.openjdk.java.net/browse/JDK-8210461
This commit is contained in:
Severin Gehwolf 2018-09-13 16:07:29 +02:00
parent 5608a838ed
commit 2955b0cd44
2 changed files with 29 additions and 1 deletions
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18
RHBZ-1628612-JDK-8210461-workaround-disable-aarch64-intrinsic.patch Normal file
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@ -0,0 +1,18 @@
diff -r 1ddf9a99e4ad src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp
--- a/src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp Wed Aug 22 21:50:12 2018 +0200
+++ b/src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp Thu Sep 13 13:51:53 2018 +0100
@@ -5745,11 +5745,13 @@
}
if (vmIntrinsics::is_intrinsic_available(vmIntrinsics::_dsin)) {
- StubRoutines::_dsin = generate_dsin_dcos(/* isCos = */ false);
+ // disabled pending fix and retest of generated code
+ // StubRoutines::_dsin = generate_dsin_dcos(/* isCos = */ false);
}
if (vmIntrinsics::is_intrinsic_available(vmIntrinsics::_dcos)) {
- StubRoutines::_dcos = generate_dsin_dcos(/* isCos = */ true);
+ // disabled pending fix and retest of generated code
+ // StubRoutines::_dcos = generate_dsin_dcos(/* isCos = */ true);
}
}

12
java-11-openjdk.spec
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@ -838,7 +838,7 @@ Provides: java-%{javaver}-%{origin}-src%{?1} = %{epoch}:%{version}-%{release}
Name: java-%{javaver}-%{origin}
Version: %{newjavaver}.%{buildver}
Release: 4%{?dist}
Release: 5%{?dist}
# java-1.5.0-ibm from jpackage.org set Epoch to 1 for unknown reasons
# and this change was brought into RHEL-4. java-1.5.0-ibm packages
# also included the epoch in their virtual provides. This created a
@ -910,6 +910,10 @@ Patch3: libjpeg-turbo-1.4-compat.patch
Patch4: RHBZ-1249083-system-crypto-policy-PR3183.patch
# System NSS via SunEC Provider
Patch5: RHBZ-1565658-system-nss-SunEC.patch
# Temporarily disable dsin/dcos intrinsics on aarch64, falling
# back to C code. Re-enable once JDK-8210461 is fixed and
# available in jdk11u.
Patch6: RHBZ-1628612-JDK-8210461-workaround-disable-aarch64-intrinsic.patch
#############################################
#
@ -1180,6 +1184,7 @@ pushd %{top_level_dir_name}
%patch3 -p1
%patch4 -p1
%patch5 -p1
%patch6 -p1
popd # openjdk
@ -1730,6 +1735,11 @@ require "copy_jdk_configs.lua"
%changelog
* Thu Sep 13 2018 Severin Gehwolf <sgehwolf@redhat.com> - 1:11.0.ea.28-5
- Add patch, RHBZ-1628612-JDK-8210461-workaround-disable-aarch64-intrinsic.patch,
so as to disable dsin/dcos math intrinsics on aarch64. Work-around for
JDK-8210461.
* Mon Sep 10 2018 Jiri Vanek <jvanek@redhat.com> - 1:11.0.ea.28-4
- link to jhsdb followed its file to ifarch jit_arches ifnarch s390x