Merge pull request #3213 from phire/bitfield
Bitfield: Add .natvis for easier debugging of BitFields in Visual Studio
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shuffle2
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<?xml version="1.0" encoding="utf-8"?>
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<!--
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Copyright 2015 Scott Mansell
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the owner nor the names of its contributors may
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be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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-->
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<AutoVisualizer xmlns="http://schemas.microsoft.com/vstudio/debugger/natvis/2010">
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<!--
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This is a re-implementation of the abstract bitfield class' algrothm (in BitField.h)
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for Visual Studio to use for pretty-printing during debugging.
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-->
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<Type Name="BitField<*,*,*>">
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<DisplayString Condition="$T2 == 1"><![CDATA[{(storage & (1 << $T1)) != 0}]]></DisplayString>
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<DisplayString><![CDATA[{(storage >> $T1) & ((1 << $T2) - 1)}]]></DisplayString>
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<Expand>
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<Item Name="Offset">$T1</Item>
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<Item Name="Size">$T2</Item>
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</Expand>
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</Type>
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<!--Specialised versions for signed types-->
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<Type Name="BitField<*,*,__int64>">
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<!-- This is what I have do to get a sign extension in this crappy natvis "language"
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Basically, we check the top bit, if it's one, we add the remaining
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bits to the smallest (most negative) number. -->
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<DisplayString Condition="(storage & (1 << ($T1 + $T2))) != 0">
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<![CDATA[{(-1 * (1 << ($T2-1))) + ((storage >> $T1) & ((1 << ($T2-1)) - 1))}]]>
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</DisplayString>
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<DisplayString><![CDATA[{(storage >> $T1) & ((1 << ($T2-1)) - 1)}]]></DisplayString>
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<Expand>
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<Item Name="Offset">$T1</Item>
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<Item Name="Size">$T2</Item>
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</Expand>
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</Type>
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<!-- Oh, and I can't do a generic match for all signed types, so these are identical to the __int64 case above
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Would be nice if std::numeric_limits<$T3>::is_signed or std::is_signed<$T3>::value worked -->
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<Type Name="BitField<*,*,__int32>">
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<DisplayString Condition="(storage & (1 << ($T1 + $T2))) != 0">
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<![CDATA[{(-1 * (1 << ($T2-1))) + ((storage >> $T1) & ((1 << ($T2-1)) - 1))}]]>
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</DisplayString>
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<DisplayString><![CDATA[{(storage >> $T1) & ((1 << ($T2-1)) - 1)}]]></DisplayString>
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<Expand>
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<Item Name="Offset">$T1</Item>
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<Item Name="Size">$T2</Item>
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</Expand>
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</Type>
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<Type Name="BitField<*,*,__int16>">
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<DisplayString Condition="(storage & (1 << ($T1 + $T2))) != 0">
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<![CDATA[{(-1 * (1 << ($T2-1))) + ((storage >> $T1) & ((1 << ($T2-1)) - 1))}]]>
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</DisplayString>
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<DisplayString><![CDATA[{(storage >> $T1) & ((1 << ($T2-1)) - 1)}]]></DisplayString>
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<Expand>
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<Item Name="Offset">$T1</Item>
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<Item Name="Size">$T2</Item>
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</Expand>
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</Type>
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<Type Name="BitField<*,*,__int8>">
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<DisplayString Condition="(storage & (1 << ($T1 + $T2))) != 0">
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<![CDATA[{(-1 * (1 << ($T2-1))) + ((storage >> $T1) & ((1 << ($T2-1)) - 1))}]]>
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</DisplayString>
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<DisplayString><![CDATA[{(storage >> $T1) & ((1 << ($T2-1)) - 1)}]]></DisplayString>
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<Expand>
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<Item Name="Offset">$T1</Item>
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<Item Name="Size">$T2</Item>
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</Expand>
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</Type>
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</AutoVisualizer>
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@ -187,7 +187,10 @@
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<Project>{41279555-f94f-4ebc-99de-af863c10c5c4}</Project>
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</ProjectReference>
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</ItemGroup>
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<ItemGroup>
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<Natvis Include="BitField.natvis" />
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</ItemGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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<ImportGroup Label="ExtensionTargets">
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</ImportGroup>
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</Project>
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</Project>
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@ -189,6 +189,8 @@
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<ClInclude Include="GL\GLInterfaceBase.h">
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<Filter>GL\GLInterface</Filter>
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</ClInclude>
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<ClInclude Include="Assert.h" />
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<ClInclude Include="NonCopyable.h" />
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="BreakPoints.cpp" />
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@ -253,4 +255,7 @@
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<ItemGroup>
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<Text Include="CMakeLists.txt" />
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</ItemGroup>
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</Project>
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<ItemGroup>
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<Natvis Include="BitField.natvis" />
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</ItemGroup>
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</Project>
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