add plibsys

1 files changed, 182 insertions, 0 deletions

diff --git a/3rdparty/plibsys/src/patomic-c11.c b/3rdparty/plibsys/src/patomic-c11.c
new file mode 100644
index 0000000..e6ed760
--- /dev/null
+++ b/3rdparty/plibsys/src/patomic-c11.c
@@ -0,0 +1,182 @@
+/*
+ * The MIT License
+ *
+ * Copyright (C) 2016 Alexander Saprykin <saprykin.spb@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * 'Software'), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "patomic.h"
+
+#ifdef P_CC_SUN
+#  define PATOMIC_INT_CAST(x) (pint *) (x)
+#  define PATOMIC_SIZE_CAST(x) (psize *) (x)
+#else
+#  define PATOMIC_INT_CAST(x) x
+#  define PATOMIC_SIZE_CAST(x) x
+#endif
+
+P_LIB_API pint
+p_atomic_int_get (const volatile pint *atomic)
+{
+	return (pint) __atomic_load_4 (PATOMIC_INT_CAST (atomic), __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API void
+p_atomic_int_set (volatile pint	*atomic,
+		  pint		val)
+{
+	__atomic_store_4 (PATOMIC_INT_CAST (atomic), val, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API void
+p_atomic_int_inc (volatile pint *atomic)
+{
+	(void) __atomic_fetch_add (atomic, 1, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API pboolean
+p_atomic_int_dec_and_test (volatile pint *atomic)
+{
+	return (__atomic_fetch_sub (atomic, 1, __ATOMIC_SEQ_CST) == 1) ? TRUE : FALSE;
+}
+
+P_LIB_API pboolean
+p_atomic_int_compare_and_exchange (volatile pint	*atomic,
+				   pint			oldval,
+				   pint			newval)
+{
+	pint tmp_int = oldval;
+
+	return (pboolean) __atomic_compare_exchange_n (PATOMIC_INT_CAST (atomic),
+						       &tmp_int,
+						       newval,
+						       0,
+						       __ATOMIC_SEQ_CST,
+						       __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API pint
+p_atomic_int_add (volatile pint	*atomic,
+		  pint		val)
+{
+	return (pint) __atomic_fetch_add (atomic, val, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API puint
+p_atomic_int_and (volatile puint	*atomic,
+		  puint			val)
+{
+	return (puint) __atomic_fetch_and (atomic, val, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API puint
+p_atomic_int_or (volatile puint	*atomic,
+		 puint		val)
+{
+	return (puint) __atomic_fetch_or (atomic, val, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API puint
+p_atomic_int_xor (volatile puint	*atomic,
+		  puint			val)
+{
+	return (puint) __atomic_fetch_xor (atomic, val, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API ppointer
+p_atomic_pointer_get (const volatile void *atomic)
+{
+#if (PLIBSYS_SIZEOF_VOID_P == 8)
+	return (ppointer) __atomic_load_8 (PATOMIC_SIZE_CAST ((const volatile psize *) atomic), __ATOMIC_SEQ_CST);
+#else
+	return (ppointer) __atomic_load_4 (PATOMIC_SIZE_CAST ((const volatile psize *) atomic), __ATOMIC_SEQ_CST);
+#endif
+}
+
+P_LIB_API void
+p_atomic_pointer_set (volatile void	*atomic,
+		      ppointer		val)
+{
+#if (PLIBSYS_SIZEOF_VOID_P == 8)
+	__atomic_store_8 (PATOMIC_SIZE_CAST ((volatile psize *) atomic), (psize) val, __ATOMIC_SEQ_CST);
+#else
+	__atomic_store_4 (PATOMIC_SIZE_CAST ((volatile psize *) atomic), (psize) val, __ATOMIC_SEQ_CST);
+#endif
+}
+
+P_LIB_API pboolean
+p_atomic_pointer_compare_and_exchange (volatile void	*atomic,
+				       ppointer		oldval,
+				       ppointer		newval)
+{
+	ppointer tmp_pointer = oldval;
+
+	return (pboolean) __atomic_compare_exchange_n (PATOMIC_SIZE_CAST ((volatile psize *) atomic),
+						       (psize *) &tmp_pointer,
+						       PPOINTER_TO_PSIZE (newval),
+						       0,
+						       __ATOMIC_SEQ_CST,
+						       __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API pssize
+p_atomic_pointer_add (volatile void	*atomic,
+		      pssize		val)
+{
+	return (pssize) __atomic_fetch_add ((volatile pssize *) atomic, val, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API psize
+p_atomic_pointer_and (volatile void	*atomic,
+		      psize		val)
+{
+	return (psize) __atomic_fetch_and ((volatile psize *) atomic, val, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API psize
+p_atomic_pointer_or (volatile void	*atomic,
+		     psize		val)
+{
+	return (psize) __atomic_fetch_or ((volatile pssize *) atomic, val, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API psize
+p_atomic_pointer_xor (volatile void	*atomic,
+		      psize		val)
+{
+	return (psize) __atomic_fetch_xor ((volatile pssize *) atomic, val, __ATOMIC_SEQ_CST);
+}
+
+P_LIB_API pboolean
+p_atomic_is_lock_free (void)
+{
+	return TRUE;
+}
+
+void
+p_atomic_thread_init (void)
+{
+}
+
+void
+p_atomic_thread_shutdown (void)
+{
+}