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authorFlorian Weimer <fweimer@redhat.com>2016-12-02 17:09:19 +0100
committerFlorian Weimer <fweimer@redhat.com>2016-12-02 17:09:20 +0100
commit01b23a30b42a90b1ebd882a0d81110a1542e504a (patch)
tree8a814e2635460c41ab22bc111cd3999e2efa993a /elf/tst-tls-manydynamic.h
parent67aae64512cb42332f76a83e84ac2bc608ad4ad2 (diff)
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elf/tst-tls-manydynamic: New test
This test adds coverage for creating many dynamic TLS variables
which exhaust the static TLS allocation.
Diffstat (limited to 'elf/tst-tls-manydynamic.h')
-rw-r--r--elf/tst-tls-manydynamic.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/elf/tst-tls-manydynamic.h b/elf/tst-tls-manydynamic.h
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+/* Interfaces for test with many dynamic TLS variables.
+   Copyright (C) 2016 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef TST_TLS_MANYDYNAMIC_H
+#define TST_TLS_MANYDYNAMIC_H
+
+enum
+  {
+    /* This many TLS variables (and modules) are defined.  */
+    COUNT = 100,
+
+    /* Number of elements in the TLS variable.  */
+    PER_VALUE_COUNT = 1,
+  };
+
+/* The TLS variables are of this type.  We use a larger type to ensure
+   that we can reach the static TLS limit with COUNT variables.  */
+struct value
+{
+  int num[PER_VALUE_COUNT];
+};
+
+/* Set the TLS variable defined in the module.  */
+typedef void (*set_value_func) (const struct value *);
+
+/* Read the TLS variable defined in the module.  */
+typedef void (*get_value_func) (struct value *);
+
+#endif /* TST_TLS_MANYDYNAMICMOD_H */