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<p class="MsoNormal"><span style="color:#002060">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#002060">I’m trying to extract the value out of my MDNode, but for some reason I can’t.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#002060">For example, if one part of the code gets an MDNode that was created as follows:<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">Metadata</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">*
vals[2] =<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> {
</span><span style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">ValueAsMetadata</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">::get(&</span><span style="font-size:9.5pt;font-family:Consolas;color:gray;background:white;mso-highlight:white">F</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">),
</span><span style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">ValueAsMetadata</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">::get(</span><span style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">ConstantInt</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">::get(</span><span style="font-size:9.5pt;font-family:Consolas;color:gray;background:white;mso-highlight:white">context</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">,
135)) };<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">MDNode</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">* mdnode =
</span><span style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">MDNode</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">::get(</span><span style="font-size:9.5pt;font-family:Consolas;color:gray;background:white;mso-highlight:white">context</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">,
vals);</span><span style="font-size:9.5pt;font-family:Consolas;color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#002060"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="color:#002060">Is it possible to </span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060">extract the value of the constant int (135 in this case)?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060">I tried using MetaDataAsValue as follows:<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">cast<</span><span style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">ConstantInt</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">>(</span><span style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">MetadataAsValue</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">::get(context,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> mdnode->getOperand(1)))->getZExtValue()</span><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060">but I get NULL… (although when pronting the MetadataAsValue I do see “<b>i32 135</b>”)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060">maybe the MDNode should be built in a different manner?
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060">Thanks!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif";color:#002060">Alon<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-GB" style="color:#002060"><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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