mirror of https://github.com/PCSX2/pcsx2.git
55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
/* PCSX2 - PS2 Emulator for PCs
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* Copyright (C) 2002-2009 PCSX2 Dev Team
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*
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* PCSX2 is free software: you can redistribute it and/or modify it under the terms
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* of the GNU Lesser General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with PCSX2.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "../PrecompiledHeader.h"
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#include "Threading.h"
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#include "x86emitter/tools.h"
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#if !defined(__LINUX__) && !defined(__WXMAC__)
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# pragma message( "LnxThreads.cpp should only be compiled by projects or makefiles targeted at Linux/Mac distros.")
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#else
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// Note: assuming multicore is safer because it forces the interlocked routines to use
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// the LOCK prefix. The prefix works on single core CPUs fine (but is slow), but not
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// having the LOCK prefix is very bad indeed.
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__forceinline void Threading::Sleep( int ms )
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{
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usleep( 1000*ms );
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}
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// For use in spin/wait loops, Acts as a hint to Intel CPUs and should, in theory
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// improve performance and reduce cpu power consumption.
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__forceinline void Threading::SpinWait()
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{
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// If this doesn't compile you can just comment it out (it only serves as a
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// performance hint and isn't required).
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__asm__ ( "pause" );
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}
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__forceinline void Threading::EnableHiresScheduler()
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{
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// Don't know if linux has a customizable scheduler resolution like Windows (doubtful)
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}
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__forceinline void Threading::DisableHiresScheduler()
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{
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}
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#endif
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