Differential D3162 Diff 14927 ps/trunk/source/lib/sysdep/arch/e2k/e2k.cpp

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ps/trunk/source/lib/sysdep/arch/e2k/e2k.cpp

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				/* Copyright (C) 2020 Wildfire Games.
				*
				* 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.
				*/

				/**
				* Routines specific to E2K (MCST Elbrus 2000)
				*/

				#include "precompiled.h"

				#include "lib/sysdep/cpu.h"

				intptr_t cpu_AtomicAdd(volatile intptr_t* location, intptr_t increment)
				{
				return __sync_fetch_and_add(location, increment);
				}

				bool cpu_CAS(volatile intptr_t* location, intptr_t expected, intptr_t newValue)
				{
				return __sync_bool_compare_and_swap(location, expected, newValue);
				}

				bool cpu_CAS64(volatile i64* location, i64 expected, i64 newValue)
				{
				return __sync_bool_compare_and_swap(location, expected, newValue);
				}

				const char* cpu_IdentifierString()
				{
				return __builtin_cpu_name();
				}