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| author | Jaymes Wilks <mjwilks@us.ibm.com> | 2019-02-04 14:06:56 -0600 |
|---|---|---|
| committer | Daniel M. Crowell <dcrowell@us.ibm.com> | 2019-03-11 17:07:52 -0500 |
| commit | f5475890894b4d542f622cee27604de15b41bb4b (patch) | |
| tree | c7462a5d51689fab8dfbe66dd87c6263e8e44959 /src/lib/tlsrt.C | |
| parent | 676c584aaa7046d45d0c9ac3851699566d905bac (diff) | |
| download | talos-hostboot-f5475890894b4d542f622cee27604de15b41bb4b.tar.gz talos-hostboot-f5475890894b4d542f622cee27604de15b41bb4b.zip | |
Support thread local storage
Generally adds support to declare variables as thread_local
- Add support in HBRT start assembly to skip adjusting TLS relocations
- Add support in linker to generate tagged TLS entries
- Update linker to process TLS relocations correctly
- Update TLS code to ignore top half of module ID
- Update module images to hold a "module ID"
- Update custome linker to update module ID during binary link
- Update TLS code to track TLS sections via module ID
Change-Id: I1589550d7787beb08827ca24a728397dedf0373b
RTC: 147599
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/71709
Reviewed-by: Ilya Smirnov <ismirno@us.ibm.com>
Reviewed-by: Michael Baiocchi <mbaiocch@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Diffstat (limited to 'src/lib/tlsrt.C')
| -rw-r--r-- | src/lib/tlsrt.C | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/lib/tlsrt.C b/src/lib/tlsrt.C new file mode 100644 index 000000000..100299d16 --- /dev/null +++ b/src/lib/tlsrt.C @@ -0,0 +1,31 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/lib/tlsrt.C $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2015,2019 */ +/* [+] International Business Machines Corp. */ +/* */ +/* */ +/* Licensed under the Apache License, Version 2.0 (the "License"); */ +/* you may not use this file except in compliance with the License. */ +/* You may obtain a copy of the License at */ +/* */ +/* http://www.apache.org/licenses/LICENSE-2.0 */ +/* */ +/* Unless required by applicable law or agreed to in writing, software */ +/* distributed under the License is distributed on an "AS IS" BASIS, */ +/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */ +/* implied. See the License for the specific language governing */ +/* permissions and limitations under the License. */ +/* */ +/* IBM_PROLOG_END_TAG */ + +// There are no good ways to apply the runtime condition to a non-module +// object, so this facilitates creating two different verisions of the +// same object +#define __HOSTBOOT_RUNTIME 1 +#include "tls.C" + |
