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/*
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* Copyright © 2012 - 2014 Intel Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef __OCL_ATOM20_H__
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#define __OCL_ATOM20_H__
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#include "ocl_types.h"
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/////////////////////////////////////////////////////////////////////////////
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// Atomic functions
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/////////////////////////////////////////////////////////////////////////////
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OVERLOADABLE uint atomic_add(volatile __global uint *p, uint val);
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OVERLOADABLE uint atomic_add(volatile __local uint *p, uint val);
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OVERLOADABLE int atomic_add(volatile __global int *p, int val);
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OVERLOADABLE int atomic_add(volatile __local int *p, int val);
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OVERLOADABLE uint atomic_sub(volatile __global uint *p, uint val);
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OVERLOADABLE uint atomic_sub(volatile __local uint *p, uint val);
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OVERLOADABLE int atomic_sub(volatile __global int *p, int val);
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OVERLOADABLE int atomic_sub(volatile __local int *p, int val);
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OVERLOADABLE uint atomic_and(volatile __global uint *p, uint val);
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OVERLOADABLE uint atomic_and(volatile __local uint *p, uint val);
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OVERLOADABLE int atomic_and(volatile __global int *p, int val);
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OVERLOADABLE int atomic_and(volatile __local int *p, int val);
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OVERLOADABLE uint atomic_or(volatile __global uint *p, uint val);
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OVERLOADABLE uint atomic_or(volatile __local uint *p, uint val);
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OVERLOADABLE int atomic_or(volatile __global int *p, int val);
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OVERLOADABLE int atomic_or(volatile __local int *p, int val);
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OVERLOADABLE uint atomic_xor(volatile __global uint *p, uint val);
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OVERLOADABLE uint atomic_xor(volatile __local uint *p, uint val);
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OVERLOADABLE int atomic_xor(volatile __global int *p, int val);
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OVERLOADABLE int atomic_xor(volatile __local int *p, int val);
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OVERLOADABLE uint atomic_xchg(volatile __global uint *p, uint val);
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OVERLOADABLE uint atomic_xchg(volatile __local uint *p, uint val);
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OVERLOADABLE int atomic_xchg(volatile __global int *p, int val);
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OVERLOADABLE int atomic_xchg(volatile __local int *p, int val);
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OVERLOADABLE int atomic_min(volatile __global int *p, int val);
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OVERLOADABLE int atomic_min(volatile __local int *p, int val);
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OVERLOADABLE int atomic_max(volatile __global int *p, int val);
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OVERLOADABLE int atomic_max(volatile __local int *p, int val);
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OVERLOADABLE uint atomic_min(volatile __global uint *p, uint val);
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OVERLOADABLE uint atomic_min(volatile __local uint *p, uint val);
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OVERLOADABLE uint atomic_max(volatile __global uint *p, uint val);
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OVERLOADABLE uint atomic_max(volatile __local uint *p, uint val);
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OVERLOADABLE float atomic_xchg (volatile __global float *p, float val);
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OVERLOADABLE float atomic_xchg (volatile __local float *p, float val);
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OVERLOADABLE uint atomic_inc (volatile __global uint *p);
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OVERLOADABLE uint atomic_inc (volatile __local uint *p);
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OVERLOADABLE int atomic_inc (volatile __global int *p);
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OVERLOADABLE int atomic_inc (volatile __local int *p);
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OVERLOADABLE uint atomic_dec (volatile __global uint *p);
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OVERLOADABLE uint atomic_dec (volatile __local uint *p);
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OVERLOADABLE int atomic_dec (volatile __global int *p);
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OVERLOADABLE int atomic_dec (volatile __local int *p);
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OVERLOADABLE uint atomic_cmpxchg (volatile __global uint *p, uint cmp, uint val);
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OVERLOADABLE uint atomic_cmpxchg (volatile __local uint *p, uint cmp, uint val);
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OVERLOADABLE int atomic_cmpxchg (volatile __global int *p, int cmp, int val);
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OVERLOADABLE int atomic_cmpxchg (volatile __local int *p, int cmp, int val);
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// XXX for conformance test
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// The following atom_xxx api is on OpenCL spec 1.0.
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#define atom_add atomic_add
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#define atom_sub atomic_sub
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#define atom_and atomic_and
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#define atom_or atomic_or
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#define atom_xor atomic_xor
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#define atom_xchg atomic_xchg
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#define atom_min atomic_min
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#define atom_max atomic_max
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#define atom_inc atomic_inc
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#define atom_dec atomic_dec
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#define atom_cmpxchg atomic_cmpxchg
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//OpenCL 2.0 features
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#define ATOMIC_GEN_FUNCTIONS(ATYPE, CTYPE, POSTFIX) \
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CTYPE __gen_ocl_atomic_exchange##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope); \
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CTYPE __gen_ocl_atomic_fetch_add##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope); \
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CTYPE __gen_ocl_atomic_fetch_sub##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope); \
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CTYPE __gen_ocl_atomic_fetch_or##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope); \
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CTYPE __gen_ocl_atomic_fetch_xor##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope); \
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CTYPE __gen_ocl_atomic_fetch_and##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope); \
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CTYPE __gen_ocl_atomic_fetch_imin##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope); \
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CTYPE __gen_ocl_atomic_fetch_umin##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope); \
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CTYPE __gen_ocl_atomic_fetch_imax##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope); \
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CTYPE __gen_ocl_atomic_fetch_umax##POSTFIX(volatile ATYPE *p, CTYPE val, int order, int scope);\
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CTYPE __gen_ocl_atomic_compare_exchange_strong##POSTFIX(volatile ATYPE* object, CTYPE expected, CTYPE desired, int sucess, int failure, int scope); \
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CTYPE __gen_ocl_atomic_compare_exchange_weak##POSTFIX(volatile ATYPE* object, CTYPE expected, CTYPE desired, int sucess, int failure, int scope);
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ATOMIC_GEN_FUNCTIONS(atomic_int, int, 32)
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#ifndef DISABLE_ATOMIC_INT64
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ATOMIC_GEN_FUNCTIONS(atomic_long, long, 64)
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#endif
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float __gen_ocl_atomic_exchangef(volatile atomic_int *p, float val, int order, int scope);
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float __gen_ocl_atomic_fetch_addf(volatile atomic_int *p, float val, int order, int scope);
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#undef ATOMIC_GEN_FUNCTIONS
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/* only used to initialize global address space */
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//#define ATOMIC_VAR_INIT(C value)
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#define ATOMIC_VAR_INIT
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#define ATOMIC_FLAG_INIT 0
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//store
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#define ATOMIC_FUNCTIONS(ATYPE, CTYPE, MTYPE1, MTYPE2) \
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OVERLOADABLE void atomic_init(volatile ATYPE *object, CTYPE desired); \
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OVERLOADABLE void atomic_store(volatile ATYPE *object, CTYPE desired); \
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OVERLOADABLE void atomic_store_explicit(volatile ATYPE *object, CTYPE desired, memory_order order); \
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OVERLOADABLE void atomic_store_explicit(volatile ATYPE *object, CTYPE desired, memory_order order, memory_scope scope); \
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OVERLOADABLE CTYPE atomic_load(volatile ATYPE *object); \
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OVERLOADABLE CTYPE atomic_load_explicit(volatile ATYPE *object, memory_order order); \
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OVERLOADABLE CTYPE atomic_load_explicit(volatile ATYPE *object, memory_order order, memory_scope scope); \
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OVERLOADABLE CTYPE atomic_exchange(volatile ATYPE *object, CTYPE desired); \
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OVERLOADABLE CTYPE atomic_exchange_explicit(volatile ATYPE *object, CTYPE desired, memory_order order); \
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OVERLOADABLE CTYPE atomic_exchange_explicit(volatile ATYPE *object, CTYPE desired, memory_order order, memory_scope scope); \
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OVERLOADABLE bool atomic_compare_exchange_strong(volatile ATYPE *object, CTYPE *expected, CTYPE desired); \
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OVERLOADABLE bool atomic_compare_exchange_strong_explicit(volatile ATYPE *object, CTYPE *expected, CTYPE desired, memory_order success, memory_order failure); \
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OVERLOADABLE bool atomic_compare_exchange_strong_explicit(volatile ATYPE *object, CTYPE *expected, CTYPE desired, memory_order success, memory_order failure, memory_scope scope); \
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OVERLOADABLE bool atomic_compare_exchange_weak(volatile ATYPE *object, CTYPE *expected, CTYPE desired); \
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OVERLOADABLE bool atomic_compare_exchange_weak_explicit(volatile ATYPE *object, CTYPE *expected, CTYPE desired, memory_order success, memory_order failure); \
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OVERLOADABLE bool atomic_compare_exchange_weak_explicit(volatile ATYPE *object, CTYPE *expected, CTYPE desired, memory_order success, memory_order failure, memory_scope scope); \
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OVERLOADABLE CTYPE atomic_fetch_add(volatile ATYPE *object, MTYPE1 desired); \
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OVERLOADABLE CTYPE atomic_fetch_add_explicit(volatile ATYPE *object, MTYPE1 desired, memory_order order); \
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OVERLOADABLE CTYPE atomic_fetch_add_explicit(volatile ATYPE *object, MTYPE1 desired, memory_order order, memory_scope scope); \
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OVERLOADABLE CTYPE atomic_fetch_sub(volatile ATYPE *object, MTYPE1 desired); \
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OVERLOADABLE CTYPE atomic_fetch_sub_explicit(volatile ATYPE *object, MTYPE1 desired, memory_order order); \
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OVERLOADABLE CTYPE atomic_fetch_sub_explicit(volatile ATYPE *object, MTYPE1 desired, memory_order order, memory_scope scope); \
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OVERLOADABLE CTYPE atomic_fetch_or(volatile ATYPE *object, MTYPE2 desired); \
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OVERLOADABLE CTYPE atomic_fetch_or_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order); \
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OVERLOADABLE CTYPE atomic_fetch_or_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order, memory_scope scope); \
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OVERLOADABLE CTYPE atomic_fetch_xor(volatile ATYPE *object, MTYPE2 desired); \
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OVERLOADABLE CTYPE atomic_fetch_xor_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order); \
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OVERLOADABLE CTYPE atomic_fetch_xor_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order, memory_scope scope); \
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OVERLOADABLE CTYPE atomic_fetch_and(volatile ATYPE *object, MTYPE2 desired); \
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OVERLOADABLE CTYPE atomic_fetch_and_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order); \
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OVERLOADABLE CTYPE atomic_fetch_and_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order, memory_scope scope); \
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OVERLOADABLE CTYPE atomic_fetch_min(volatile ATYPE *object, MTYPE2 desired); \
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OVERLOADABLE CTYPE atomic_fetch_min_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order); \
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OVERLOADABLE CTYPE atomic_fetch_min_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order, memory_scope scope); \
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OVERLOADABLE CTYPE atomic_fetch_max(volatile ATYPE *object, MTYPE2 desired); \
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OVERLOADABLE CTYPE atomic_fetch_max_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order); \
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OVERLOADABLE CTYPE atomic_fetch_max_explicit(volatile ATYPE *object, MTYPE2 desired, memory_order order, memory_scope scope);
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ATOMIC_FUNCTIONS(atomic_int, int, int, int)
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ATOMIC_FUNCTIONS(atomic_uint, uint, uint, uint)
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#ifndef DISABLE_ATOMIC_INT64
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ATOMIC_FUNCTIONS(atomic_long, long, long, long)
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ATOMIC_FUNCTIONS(atomic_ulong, ulong, ulong, ulong)
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#endif
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ATOMIC_FUNCTIONS(atomic_float, float, float, float)
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#undef ATOMIC_FUNCTIONS
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OVERLOADABLE bool atomic_flag_test_and_set(volatile atomic_flag *object);
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OVERLOADABLE bool atomic_flag_test_and_set_explicit(volatile atomic_flag *object, memory_order order);
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OVERLOADABLE bool atomic_flag_test_and_set_explicit(volatile atomic_flag *object, memory_order order, memory_scope scope);
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OVERLOADABLE void atomic_flag_clear(volatile atomic_flag *object);
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OVERLOADABLE void atomic_flag_clear_explicit(volatile atomic_flag *object, memory_order order);
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OVERLOADABLE void atomic_flag_clear_explicit(volatile atomic_flag *object, memory_order order, memory_scope scope);
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OVERLOADABLE void atomic_work_item_fence(cl_mem_fence_flags flags, memory_order order, memory_scope scope);
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#endif /* __OCL_ATOM20_H__ */
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