Adding upstream version 0.6.0.upstream/0.6.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 164 insertions, 0 deletions

diff --git a/include/ck_barrier.h b/include/ck_barrier.h
new file mode 100644
index 0000000..d4c12ca
--- /dev/null
+++ b/include/ck_barrier.h
@@ -0,0 +1,164 @@
+/*
+ * Copyright 2011-2015 Samy Al Bahra.
+ * Copyright 2011 David Joseph.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef CK_BARRIER_H
+#define CK_BARRIER_H
+
+#include <ck_spinlock.h>
+
+struct ck_barrier_centralized {
+	unsigned int value;
+	unsigned int sense;
+};
+typedef struct ck_barrier_centralized ck_barrier_centralized_t;
+
+struct ck_barrier_centralized_state {
+	unsigned int sense;
+};
+typedef struct ck_barrier_centralized_state ck_barrier_centralized_state_t;
+
+#define CK_BARRIER_CENTRALIZED_INITIALIZER 	 {0, 0}
+#define CK_BARRIER_CENTRALIZED_STATE_INITIALIZER {0}
+
+void ck_barrier_centralized(ck_barrier_centralized_t *,
+    ck_barrier_centralized_state_t *, unsigned int);
+
+struct ck_barrier_combining_group {
+	unsigned int k;
+	unsigned int count;
+	unsigned int sense;
+	struct ck_barrier_combining_group *parent;
+	struct ck_barrier_combining_group *left;
+	struct ck_barrier_combining_group *right;
+	struct ck_barrier_combining_group *next;
+} CK_CC_CACHELINE;
+typedef struct ck_barrier_combining_group ck_barrier_combining_group_t;
+
+struct ck_barrier_combining_state {
+	unsigned int sense;
+};
+typedef struct ck_barrier_combining_state ck_barrier_combining_state_t;
+
+#define CK_BARRIER_COMBINING_STATE_INITIALIZER {~0}
+
+struct ck_barrier_combining {
+	struct ck_barrier_combining_group *root;
+	ck_spinlock_fas_t mutex;
+};
+typedef struct ck_barrier_combining ck_barrier_combining_t;
+
+void ck_barrier_combining_init(ck_barrier_combining_t *, ck_barrier_combining_group_t *);
+
+void ck_barrier_combining_group_init(ck_barrier_combining_t *,
+    ck_barrier_combining_group_t *, unsigned int);
+
+void ck_barrier_combining(ck_barrier_combining_t *,
+    ck_barrier_combining_group_t *,
+    ck_barrier_combining_state_t *);
+
+struct ck_barrier_dissemination_flag {
+	unsigned int tflag;
+	unsigned int *pflag;
+};
+typedef struct ck_barrier_dissemination_flag ck_barrier_dissemination_flag_t;
+
+struct ck_barrier_dissemination {
+	unsigned int nthr;
+	unsigned int size;
+	unsigned int tid;
+	struct ck_barrier_dissemination_flag *flags[2];
+};
+typedef struct ck_barrier_dissemination ck_barrier_dissemination_t;
+
+struct ck_barrier_dissemination_state {
+	int 		parity;
+	unsigned int 	sense;
+	unsigned int	tid;
+};
+typedef struct ck_barrier_dissemination_state ck_barrier_dissemination_state_t;
+
+void ck_barrier_dissemination_init(ck_barrier_dissemination_t *,
+    ck_barrier_dissemination_flag_t **, unsigned int);
+
+void ck_barrier_dissemination_subscribe(ck_barrier_dissemination_t *,
+    ck_barrier_dissemination_state_t *);
+
+unsigned int ck_barrier_dissemination_size(unsigned int);
+
+void ck_barrier_dissemination(ck_barrier_dissemination_t *,
+    ck_barrier_dissemination_state_t *);
+
+struct ck_barrier_tournament_round {
+	int role;
+	unsigned int *opponent;
+	unsigned int flag;
+};
+typedef struct ck_barrier_tournament_round ck_barrier_tournament_round_t;
+
+struct ck_barrier_tournament {
+	unsigned int tid;
+	unsigned int size;
+	struct ck_barrier_tournament_round **rounds;
+};
+typedef struct ck_barrier_tournament ck_barrier_tournament_t;
+
+struct ck_barrier_tournament_state {
+	unsigned int sense;
+	unsigned int vpid;
+};
+typedef struct ck_barrier_tournament_state ck_barrier_tournament_state_t;
+
+void ck_barrier_tournament_subscribe(ck_barrier_tournament_t *,
+				     ck_barrier_tournament_state_t *);
+void ck_barrier_tournament_init(ck_barrier_tournament_t *,
+				ck_barrier_tournament_round_t **,
+				unsigned int);
+unsigned int ck_barrier_tournament_size(unsigned int);
+void ck_barrier_tournament(ck_barrier_tournament_t *, ck_barrier_tournament_state_t *);
+
+struct ck_barrier_mcs {
+	unsigned int tid;
+	unsigned int *children[2];
+	unsigned int childnotready[4];
+	unsigned int dummy;
+	unsigned int havechild[4];
+	unsigned int *parent;
+	unsigned int parentsense;
+};
+typedef struct ck_barrier_mcs ck_barrier_mcs_t;
+
+struct ck_barrier_mcs_state {
+	unsigned int sense;
+	unsigned int vpid;
+};
+typedef struct ck_barrier_mcs_state ck_barrier_mcs_state_t;
+
+void ck_barrier_mcs_init(ck_barrier_mcs_t *, unsigned int);
+void ck_barrier_mcs_subscribe(ck_barrier_mcs_t *, ck_barrier_mcs_state_t *);
+void ck_barrier_mcs(ck_barrier_mcs_t *, ck_barrier_mcs_state_t *);
+
+#endif /* CK_BARRIER_H */