<div dir="ltr"><div class="gmail_default"><font face="arial, helvetica, sans-serif">Do you set breakpoint on `InstructionCombiningPass::runOnFunction`, or other functions?</font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif">Note InstCombine might not be done as some functions could be skipped.</font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"><br></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"> <span style="font-variant-ligatures:no-common-ligatures">bool InstructionCombiningPass::runOnFunction(Function &F) {</span></font></div><div class="gmail_default"><font face="arial, helvetica, sans-serif"> <span style="font-variant-ligatures:no-common-ligatures">if (skipFunction(F))</span></font></div><div class="gmail_default"><span style="font-variant-ligatures:no-common-ligatures"><font face="arial, helvetica, sans-serif"> return false;</font></span></div><div class="gmail_default"><span style="font-variant-ligatures:no-common-ligatures"><font face="arial, helvetica, sans-serif"><br></font></span></div><div class="gmail_default"><span style="font-variant-ligatures:no-common-ligatures"><font face="arial, helvetica, sans-serif">HTH,</font></span></div><div class="gmail_default"><span style="font-variant-ligatures:no-common-ligatures"><font face="arial, helvetica, sans-serif">chenwj</font></span></div><div class="gmail_default"><span style="font-variant-ligatures:no-common-ligatures;font-family:Menlo;font-size:11px"><br></span></div>
</div><div class="gmail_extra"><br><div class="gmail_quote">2017-05-19 6:50 GMT+08:00 Wei Ding via llvm-dev <span dir="ltr"><<a href="mailto:llvm-dev@lists.llvm.org" target="_blank">llvm-dev@lists.llvm.org</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi,<div><br></div><div>Anybody knows how to debug the instcombine pass? I tried to debug "opt -instcombine", but looks like I am still not able to step into codes. Any comments are greatly appreciated here. Thanks!<span class="HOEnZb"><font color="#888888"><br clear="all"><div><br></div>-- <br><div class="m_8000316451188023818gmail_signature" data-smartmail="gmail_signature">Wei Ding<br></div>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>Wei-Ren Chen (陳韋任)<br>Homepage: <a href="https://people.cs.nctu.edu.tw/~chenwj" target="_blank">https://people.cs.nctu.edu.tw/~chenwj</a></div></div></div>
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