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Merge pull request #3213 from phire/bitfield 

Bitfield: Add .natvis for easier debugging of BitFields in Visual Studio
This commit is contained in:
shuffle2 2015-11-01 23:06:21 -08:00
parent 55c5ab5a21 0245b1219b
commit baf438fc9f
3 changed files with 103 additions and 2 deletions
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93
Source/Core/Common/BitField.natvis Normal file
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@ -0,0 +1,93 @@
<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright 2015 Scott Mansell
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of the owner nor the names of its contributors may
be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-->
<AutoVisualizer xmlns="http://schemas.microsoft.com/vstudio/debugger/natvis/2010">
<!--
This is a re-implementation of the abstract bitfield class' algrothm (in BitField.h)
for Visual Studio to use for pretty-printing during debugging.
-->
<Type Name="BitField&lt;*,*,*&gt;">
<DisplayString Condition="$T2 == 1"><![CDATA[{(storage & (1 << $T1)) != 0}]]></DisplayString>
<DisplayString><![CDATA[{(storage >> $T1) & ((1 << $T2) - 1)}]]></DisplayString>
<Expand>
<Item Name="Offset">$T1</Item>
<Item Name="Size">$T2</Item>
</Expand>
</Type>
<!--Specialised versions for signed types-->
<Type Name="BitField&lt;*,*,__int64&gt;">
<!-- This is what I have do to get a sign extension in this crappy natvis "language"
Basically, we check the top bit, if it's one, we add the remaining
bits to the smallest (most negative) number. -->
<DisplayString Condition="(storage &amp; (1 &lt;&lt; ($T1 + $T2))) != 0">
<![CDATA[{(-1 * (1 << ($T2-1))) + ((storage >> $T1) & ((1 << ($T2-1)) - 1))}]]>
</DisplayString>
<DisplayString><![CDATA[{(storage >> $T1) & ((1 << ($T2-1)) - 1)}]]></DisplayString>
<Expand>
<Item Name="Offset">$T1</Item>
<Item Name="Size">$T2</Item>
</Expand>
</Type>
<!-- Oh, and I can't do a generic match for all signed types, so these are identical to the __int64 case above
Would be nice if std::numeric_limits<$T3>::is_signed or std::is_signed<$T3>::value worked -->
<Type Name="BitField&lt;*,*,__int32&gt;">
<DisplayString Condition="(storage &amp; (1 &lt;&lt; ($T1 + $T2))) != 0">
<![CDATA[{(-1 * (1 << ($T2-1))) + ((storage >> $T1) & ((1 << ($T2-1)) - 1))}]]>
</DisplayString>
<DisplayString><![CDATA[{(storage >> $T1) & ((1 << ($T2-1)) - 1)}]]></DisplayString>
<Expand>
<Item Name="Offset">$T1</Item>
<Item Name="Size">$T2</Item>
</Expand>
</Type>
<Type Name="BitField&lt;*,*,__int16&gt;">
<DisplayString Condition="(storage &amp; (1 &lt;&lt; ($T1 + $T2))) != 0">
<![CDATA[{(-1 * (1 << ($T2-1))) + ((storage >> $T1) & ((1 << ($T2-1)) - 1))}]]>
</DisplayString>
<DisplayString><![CDATA[{(storage >> $T1) & ((1 << ($T2-1)) - 1)}]]></DisplayString>
<Expand>
<Item Name="Offset">$T1</Item>
<Item Name="Size">$T2</Item>
</Expand>
</Type>
<Type Name="BitField&lt;*,*,__int8&gt;">
<DisplayString Condition="(storage &amp; (1 &lt;&lt; ($T1 + $T2))) != 0">
<![CDATA[{(-1 * (1 << ($T2-1))) + ((storage >> $T1) & ((1 << ($T2-1)) - 1))}]]>
</DisplayString>
<DisplayString><![CDATA[{(storage >> $T1) & ((1 << ($T2-1)) - 1)}]]></DisplayString>
<Expand>
<Item Name="Offset">$T1</Item>
<Item Name="Size">$T2</Item>
</Expand>
</Type>
</AutoVisualizer>

5
Source/Core/Common/Common.vcxproj
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@ -187,7 +187,10 @@
<Project>{41279555-f94f-4ebc-99de-af863c10c5c4}</Project> <Project>{41279555-f94f-4ebc-99de-af863c10c5c4}</Project>
</ProjectReference> </ProjectReference>
</ItemGroup> </ItemGroup>
<ItemGroup>
<Natvis Include="BitField.natvis" />
</ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" /> <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets"> <ImportGroup Label="ExtensionTargets">
</ImportGroup> </ImportGroup>
</Project> </Project>

7
Source/Core/Common/Common.vcxproj.filters
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@ -189,6 +189,8 @@
<ClInclude Include="GL\GLInterfaceBase.h"> <ClInclude Include="GL\GLInterfaceBase.h">
<Filter>GL\GLInterface</Filter> <Filter>GL\GLInterface</Filter>
</ClInclude> </ClInclude>
<ClInclude Include="Assert.h" />
<ClInclude Include="NonCopyable.h" />
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<ClCompile Include="BreakPoints.cpp" /> <ClCompile Include="BreakPoints.cpp" />
@ -253,4 +255,7 @@
<ItemGroup> <ItemGroup>
<Text Include="CMakeLists.txt" /> <Text Include="CMakeLists.txt" />
</ItemGroup> </ItemGroup>
</Project> <ItemGroup>
<Natvis Include="BitField.natvis" />
</ItemGroup>
</Project>