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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)
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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+++ 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 */