<div dir="ltr"><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Jan 27, 2020 at 4:39 AM vsp 1729 via cfe-dev <<a href="mailto:cfe-dev@lists.llvm.org">cfe-dev@lists.llvm.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">Hi all</span><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">I am building Clang/LLVM for PowerPC processor. The cmake command i'm using is:</span><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo -DCMAKE_INSTALL_PREFIX=/usr/llvm6 -DCMAKE_CROSSCOMPILING=True -DLLVM_DEFAULT_TARGET_TRIPLE=powerpc-linux-gnu -DLLVM_TARGET_ARCH=PowerPC -DLLVM_TARGETS_TO_BUILD=PowerPC ../llvm-6.0.0.src</span><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">PowerPC gcc toolchain along with binutils are installed in /usr/powerpc-eabi directory.</span><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">My questions are:</span><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">1. How to tell LLVM about gcc toolchain and binutils installation directory? Do we have to change/modify/add the path of gcc toolchain in llvm-6.0.0.src/tools/clang/lib/Driver directory files?</span></div></blockquote><div>There's an option <span style="font-family:monospace">--gcc-toolchain=</span>.</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">2. LLVM is successfully built using above cmake. I'm not able to use --sysroot=/usr/powerpc-eabi. In fact it is ineffective.</span><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">Please help.</span><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">Rgs,</span><br style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px"><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,Helvetica,Arial,sans-serif;font-size:13.44px">VSP</span><br></div>
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