treewide: convert GPLv2+ license info to SPDX tags

SPDX standardizes how source code conveys its copyright and licensing
information. See https://spdx.github.io/spdx-spec/1-rationale/ . SPDX
tags are adopted in many large projects, including things like the Linux
kernel.

Source/Core/Core/DSP/DSPAccelerator.cpp

@@ -1,6 +1,5 @@
 // Copyright 2008 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <algorithm>
 

Source/Core/Core/DSP/DSPAccelerator.h

@@ -1,6 +1,5 @@
 // Copyright 2008 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPAnalyzer.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/DSPAnalyzer.h"
 

Source/Core/Core/DSP/DSPAnalyzer.h

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPAssembler.cpp

@@ -1,7 +1,6 @@
 // Copyright 2009 Dolphin Emulator Project
 // Copyright 2005 Duddie, wntrmute, Hermes
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/DSPAssembler.h"
 

Source/Core/Core/DSP/DSPAssembler.h

@@ -1,7 +1,6 @@
 // Copyright 2009 Dolphin Emulator Project
 // Copyright 2005 Duddie
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPBreakpoints.h

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPCaptureLogger.cpp

@@ -1,6 +1,5 @@
 // Copyright 2014 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/DSPCaptureLogger.h"
 

Source/Core/Core/DSP/DSPCaptureLogger.h

@@ -1,6 +1,5 @@
 // Copyright 2014 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPCodeUtil.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/DSPCodeUtil.h"
 

Source/Core/Core/DSP/DSPCodeUtil.h

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPCommon.h

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPCore.cpp

@@ -1,7 +1,6 @@
 // Copyright 2008 Dolphin Emulator Project
 // Copyright 2004 Duddie & Tratax
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/DSPCore.h"
 

Source/Core/Core/DSP/DSPCore.h

@@ -1,7 +1,6 @@
 // Copyright 2008 Dolphin Emulator Project
 // Copyright 2004 Duddie & Tratax
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPDisassembler.cpp

@@ -1,7 +1,6 @@
 // Copyright 2008 Dolphin Emulator Project
 // Copyright 2005 Duddie
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/DSPDisassembler.h"
 

Source/Core/Core/DSP/DSPDisassembler.h

@@ -1,7 +1,6 @@
 // Copyright 2008 Dolphin Emulator Project
 // Copyright 2005 Duddie
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPHWInterface.cpp

@@ -1,7 +1,6 @@
 // Copyright 2008 Dolphin Emulator Project
 // Copyright 2004 Duddie & Tratax
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <atomic>
 #include <cstddef>

Source/Core/Core/DSP/DSPHost.h

@@ -1,6 +1,5 @@
 // Copyright 2008 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/DSPMemoryMap.cpp

@@ -1,7 +1,6 @@
 // Copyright 2008 Dolphin Emulator Project
 // Copyright 2004 Duddie & Tratax
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Common/Logging/Log.h"
 

Source/Core/Core/DSP/DSPStacks.cpp

@@ -1,7 +1,6 @@
 // Copyright 2008 Dolphin Emulator Project
 // Copyright 2004 Duddie & Tratax
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <cstddef>
 

Source/Core/Core/DSP/DSPTables.cpp

@@ -1,6 +1,5 @@
 // Copyright 2008 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 // Additional copyrights go to Duddie (c) 2005 (duddie@walla.com)
 

Source/Core/Core/DSP/DSPTables.h

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 // Additional copyrights go to Duddie (c) 2005 (duddie@walla.com)
 

Source/Core/Core/DSP/Interpreter/DSPIntArithmetic.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 //
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Interpreter/DSPIntBranch.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 //
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Interpreter/DSPIntCCUtil.h

@@ -1,6 +1,5 @@
 // Copyright 2008 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 //
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Interpreter/DSPIntExtOps.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/Interpreter/DSPInterpreter.h"
 

Source/Core/Core/DSP/Interpreter/DSPIntLoadStore.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 //
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Interpreter/DSPIntMisc.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 //
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Interpreter/DSPIntMultiplier.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 //
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Interpreter/DSPIntTables.cpp

@@ -1,6 +1,5 @@
 // Copyright 2018 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/Interpreter/DSPIntTables.h"
 

Source/Core/Core/DSP/Interpreter/DSPIntTables.h

@@ -1,6 +1,5 @@
 // Copyright 2018 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/Interpreter/DSPIntUtil.h

@@ -1,7 +1,6 @@
 // Copyright 2008 Dolphin Emulator Project
 // Copyright 2005 Duddie
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/Interpreter/DSPInterpreter.cpp

@@ -1,7 +1,6 @@
 // Copyright 2008 Dolphin Emulator Project
 // Copyright 2004 Duddie & Tratax
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/Interpreter/DSPInterpreter.h"
 

Source/Core/Core/DSP/Interpreter/DSPInterpreter.h

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/Jit/DSPEmitterBase.cpp

@@ -1,6 +1,5 @@
 // Copyright 2018 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/Jit/DSPEmitterBase.h"
 

Source/Core/Core/DSP/Jit/DSPEmitterBase.h

@@ -1,6 +1,5 @@
 // Copyright 2018 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/Jit/x64/DSPEmitter.cpp

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/Jit/x64/DSPEmitter.h"
 

Source/Core/Core/DSP/Jit/x64/DSPEmitter.h

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/Jit/x64/DSPJitArithmetic.cpp

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Jit/x64/DSPJitBranch.cpp

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Common/CommonTypes.h"
 

Source/Core/Core/DSP/Jit/x64/DSPJitCCUtil.cpp

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Jit/x64/DSPJitExtOps.cpp

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Common/CommonTypes.h"
 

Source/Core/Core/DSP/Jit/x64/DSPJitLoadStore.cpp

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Jit/x64/DSPJitMisc.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Common/CommonTypes.h"
 

Source/Core/Core/DSP/Jit/x64/DSPJitMultiplier.cpp

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 // Additional copyrights go to Duddie and Tratax (c) 2004
 

Source/Core/Core/DSP/Jit/x64/DSPJitRegCache.cpp

@@ -1,6 +1,5 @@
 // Copyright 2011 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/Jit/x64/DSPJitRegCache.h"
 

Source/Core/Core/DSP/Jit/x64/DSPJitRegCache.h

@@ -1,6 +1,5 @@
 // Copyright 2011 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/Jit/x64/DSPJitTables.cpp

@@ -1,6 +1,5 @@
 // Copyright 2018 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/Jit/x64/DSPJitTables.h"
 

Source/Core/Core/DSP/Jit/x64/DSPJitTables.h

@@ -1,6 +1,5 @@
 // Copyright 2018 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 

Source/Core/Core/DSP/Jit/x64/DSPJitUtil.cpp

@@ -1,6 +1,5 @@
 // Copyright 2010 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Common/CommonTypes.h"
 

Source/Core/Core/DSP/LabelMap.cpp

@@ -1,6 +1,5 @@
 // Copyright 2009 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "Core/DSP/LabelMap.h"
 

Source/Core/Core/DSP/LabelMap.h

@@ -1,6 +1,5 @@
 // Copyright 2008 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once