<div dir="ltr">Hi All,<div><br></div><div><p style="margin-top:0px;font-family:Arial,sans-serif;font-size:15.008px">I am building LLVM 10.0.1 from source for X86 target, the build completed successfully but when I am compiling using clang(build from source) with “regalloc” flag set to “pbqp”, following error is thrown</p><p style="margin-top:0px;font-family:Arial,sans-serif;font-size:15.008px">"<span style="color:rgb(67,67,67);font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre;background-color:rgb(249,249,249)">clang (LLVM </span><span class="gmail-hljs-keyword" style="color:rgb(67,67,67);font-weight:bold;font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre">option</span><span style="color:rgb(67,67,67);font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre;background-color:rgb(249,249,249)"> parsing): </span><span class="gmail-hljs-keyword" style="color:rgb(67,67,67);font-weight:bold;font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre">for</span><span style="color:rgb(67,67,67);font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre;background-color:rgb(249,249,249)"> the --regalloc </span><span class="gmail-hljs-keyword" style="color:rgb(67,67,67);font-weight:bold;font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre">option</span><span style="color:rgb(67,67,67);font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre;background-color:rgb(249,249,249)">: Cannot find </span><span class="gmail-hljs-keyword" style="color:rgb(67,67,67);font-weight:bold;font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre">option</span><span style="color:rgb(67,67,67);font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre;background-color:rgb(249,249,249)"> named </span><span class="gmail-hljs-comment" style="font-style:italic;font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre">'pbqp'!"</span></p><p style="margin-top:0px;font-family:Arial,sans-serif;font-size:15.008px"><span style="font-size:15.008px">My query is how can I </span>use the pbqp<span style="font-size:15.008px"> register allocator with clang(build from source) </span>for the X86<span style="font-size:15.008px"> target?</span></p><p style="margin-top:0px;font-family:Arial,sans-serif;font-size:15.008px"><span style="font-size:15.008px">Regards,</span></p><p style="margin-top:0px;font-family:Arial,sans-serif;font-size:15.008px"><span style="font-size:15.008px">Siddharth Jain</span></p><p style="margin-top:0px;font-family:Arial,sans-serif;font-size:15.008px"><span class="gmail-hljs-comment" style="font-style:italic;font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px;white-space:pre"></span></p><br class="gmail-Apple-interchange-newline"><pre style="font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace;font-size:15.008px"><br class="gmail-Apple-interchange-newline"></pre></div></div>

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