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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/testcore/tlsmod/tlsfile.H $ */
/* */
/* 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 */
#ifndef __TLSMOD_TLSFILE_H
#define __TLSMOD_TLSFILE_H
#include <cxxtest/TestSuite.H>
#include <sys/task.h>
namespace __tls_test
{
// @note: see src/usr/testcore/lib/tls.H for API definition
void spawnTasks(
const char* const i_pFnName,
void*(*i_pFn)(void*));
extern size_t INTERFILE_INIT_VALUE;
extern size_t INTERFILE_POST_VALUE;
extern thread_local size_t tls_interfile;
/**
* @brief Test a TLS variable defined in a different file
*/
void* test_tls_interfile(void* unused)
{
TS_INFO(ENTER_MRK "test_tls_interfile");
do {
decltype(tls_interfile) rc = tls_interfile;
if(rc != INTERFILE_INIT_VALUE)
{
TS_FAIL("test_tls_interfile: bad initial value; "
"expected 0x%016llX but got 0x%016llX",
INTERFILE_INIT_VALUE,rc);
break;
}
task_yield();
tls_interfile++;
task_yield();
rc = tls_interfile;
if(rc != INTERFILE_POST_VALUE)
{
TS_FAIL("test_tls_interfile: bad post value; "
"expected 0x%016llX but got 0x%016llX",
INTERFILE_POST_VALUE,rc);
break;
}
} while(0);
TS_INFO(EXIT_MRK "test_tls_interfile");
return nullptr;
}
}; // End __tls_test namespace
// Test TLS between translation units (i.e. between files)
class LibcTlsTestFile : public CxxTest::TestSuite
{
public:
/**
* @brief Test as bunch of TLS vars in a different file
*/
void testTlsInterfile()
{
TS_INFO(ENTER_MRK "testTlsInterfile");
__tls_test::spawnTasks("testTlsInterfile",
__tls_test::test_tls_interfile);
TS_INFO(EXIT_MRK "testTlsInterfile");
}
};
#endif // End __TLSMOD_TLSFILE_H
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