dolphin/Source/Core/Common/BitField.natvis
2015-11-02 17:12:09 +13:00

93 lines
4.3 KiB
XML

<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright 2015 Scott Mansell
All rights reserved.
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modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
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without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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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>