<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Jan 23, 2019, at 11:36 PM, xuruobin <<a href="mailto:xuruobin@huawei.com" class="">xuruobin@huawei.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(255, 255, 255); color: rgb(255, 255, 255); font-family: Helvetica; font-size: 14px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Hi vedant,<o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm 0cm 0.0001pt 36pt; font-size: 12pt; font-family: "Times New Roman", serif; text-indent: -18pt;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""><span class="">1.<span style="font-style: normal; font-variant-caps: normal; font-weight: normal; font-stretch: normal; font-size: 7pt; line-height: normal; font-family: "Times New Roman";" class=""> <span class="Apple-converted-space"> </span></span></span></span><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">The definition is from llvm/Supprot/ELF.h. But this machine information(e_machine) is given to compiler at lib/MC/ELFObjectWriter.cpp. I greped the whole llvm project and found that e_machine was assigned at only two files. One was lib/MC/ELFObjectWriter.cpp(there was an comment said “e_machine=target”) and the other was tools/obj2yaml/elf2yaml.cpp(GDB stopped only at the former one when using x86_64 llvm-cov so I thought it was MC provide this e_machine information to compiler).</span></div></div></div></blockquote><div><br class=""></div><div>First, I think this reinforces my theory that llvm’s object file reading libraries do not “understand” the architecture you’re working on.</div><div><br class=""></div><div>Second — and I’m not super familiar with this part of the codebase, so apologies for any mistakes here — you might have missed the ELF file reader?</div><div><br class=""></div><div>$ git grep -iE "\<e_?machine\>” lib</div><div>…</div><div>lib/Object/ELF.cpp: return getDynamicTagAsString(getHeader()->e_machine, Type);</div><div><br class=""></div><div><br class=""></div><br class=""><blockquote type="cite" class=""><div class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(255, 255, 255); color: rgb(255, 255, 255); font-family: Helvetica; font-size: 14px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0cm 0cm 0.0001pt 36pt; font-size: 12pt; font-family: "Times New Roman", serif; text-indent: -18pt;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""><o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt 36pt; font-size: 12pt; font-family: "Times New Roman", serif; text-indent: -18pt;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""><span class="">2.<span style="font-style: normal; font-variant-caps: normal; font-weight: normal; font-stretch: normal; font-size: 7pt; line-height: normal; font-family: "Times New Roman";" class=""> <span class="Apple-converted-space"> </span></span></span></span><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">New error was “Failed to load coverage: No coverage data found” since the compiler cannot get NamesSection(at loadBinaryFormat in CoverageMappingReader.cpp). I thought it was my ldscript problem because I put __llvm_prf_names,</span><span class="Apple-converted-space"> </span><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">__llvm_prf_cnts,</span><span class="Apple-converted-space"> </span><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">__llvm_prf_data and __llvm_prf_vnds inside .rodata section. Compiler checked .rodata but not things inside .rodata. What’s the right position to put these 4 __llvm_prf_* sections?</span></div></div></div></blockquote><div><br class=""></div><div>I’m not sure what changed, exactly, between the point you encountered the last error and this one. Could you elaborate?</div><div><br class=""></div><div>This is just a shot in the dark, but you may need to teach getInstrProfSectionName about any custom linker directives needed for your architecture.</div><div><br class=""></div><div>vedant</div><div><br class=""></div><br class=""><blockquote type="cite" class=""><div class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(255, 255, 255); color: rgb(255, 255, 255); font-family: Helvetica; font-size: 14px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0cm 0cm 0.0001pt 36pt; font-size: 12pt; font-family: "Times New Roman", serif; text-indent: -18pt;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""><o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Best,<o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class="">Ruobin.<o:p class=""></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);" class=""><o:p class=""> </o:p></span></div><div style="border-style: none none none solid; border-left-width: 1.5pt; border-left-color: blue; padding: 0cm 0cm 0cm 4pt;" class=""><div class=""><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(225, 225, 225); padding: 3pt 0cm 0cm;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><b class=""><span lang="ZH-CN" style="font-size: 11pt; font-family: 微软雅黑, sans-serif;" class="">发件人</span></b><b class=""><span style="font-size: 11pt; font-family: 微软雅黑, sans-serif;" class="">:</span></b><span style="font-size: 11pt; font-family: 微软雅黑, sans-serif;" class=""><span class="Apple-converted-space"> </span><a href="mailto:vsk@apple.com" class="">vsk@apple.com</a> [<a href="mailto:vsk@apple.com" class="">mailto:vsk@apple.com</a>]<span class="Apple-converted-space"> </span><b class=""><span lang="ZH-CN" class="">代表<span class="Apple-converted-space"> </span></span></b>Vedant Kumar<br class=""><b class=""><span lang="ZH-CN" class="">发送时间</span>:</b><span class="Apple-converted-space"> </span>2019<span lang="ZH-CN" class="">年</span>1<span lang="ZH-CN" class="">月</span>24<span lang="ZH-CN" class="">日</span><span class="Apple-converted-space"> </span>0:12<br class=""><b class=""><span lang="ZH-CN" class="">收件人</span>:</b><span class="Apple-converted-space"> </span>xuruobin <<a href="mailto:xuruobin@huawei.com" class="">xuruobin@huawei.com</a>><br class=""><b class=""><span lang="ZH-CN" class="">抄送</span>:</b><span class="Apple-converted-space"> </span><a href="mailto:vsk@apple.com" class="">vsk@apple.com</a>; <a href="mailto:llvm-dev@lists.llvm.org" class="">llvm-dev@lists.llvm.org</a>; Yuchao (Michael) <<a href="mailto:michael.yuchao@huawei.com" class="">michael.yuchao@huawei.com</a>><br class=""><b class=""><span lang="ZH-CN" class="">主题</span>:</b><span class="Apple-converted-space"> </span>Re:<span class="Apple-converted-space"> </span><span lang="ZH-CN" class="">答复</span>: [llvm-dev] How to add new arch for llvm-cov show?<o:p class=""></o:p></span></div></div></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div><div class=""><p class="MsoNormal" style="margin: 0cm 0cm 12pt; font-size: 12pt; font-family: "Times New Roman", serif;">On Jan 23, 2019, at 1:24 AM, xuruobin <<a href="mailto:xuruobin@huawei.com" style="color: purple; text-decoration: underline;" class="">xuruobin@huawei.com</a>> wrote:<o:p class=""></o:p></p></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">Hi vedant,<br class=""><br class=""> The program didn't pass the checking "OF->getArch() != Triple(Arch).getArch()" loadBinaryFormat in CoverageMappingReader.cpp and returned an error. It's because "OF->getArch()" returned null and "Triple(Arch).getArch()" returned XXXX(name of my arch).<span class="Apple-converted-space"> </span><br class=""> The returned value of " OF->getArch()" is decided by " EF.getHeader()->e_machine" but I found "e_machine" is defined somewhere in MCAssembler<o:p class=""></o:p></div></div></blockquote><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">I haven’t double-checked, but I thought this definition came from llvm/Support/ELF.h?<o:p class=""></o:p></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><br class=""><br class=""><o:p class=""></o:p></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">(My compiler uses binutils as assembler) . Although I make some hacks to pass this checking, I still get other errors. So my problem is whether llvm-cov has to work with MCAssembler and is it possible to do it with binutils?<o:p class=""></o:p></div></div></blockquote><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">Coverage support should be / is largely compatible with binutils, but you may have to watch out for this BFD bug: <a href="https://clang.llvm.org/docs/SourceBasedCodeCoverage.html#drawbacks-and-limitations" style="color: purple; text-decoration: underline;" class="">https://clang.llvm.org/docs/SourceBasedCodeCoverage.html#drawbacks-and-limitations</a><o:p class=""></o:p></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">What is the error you see?<o:p class=""></o:p></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></div><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">vedant <o:p class=""></o:p></div></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><br class=""><br class=""><o:p class=""></o:p></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><br class="">Best,<br class="">Ruobin<br class=""><br class=""><br class=""><o:p class=""></o:p></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">-----<span lang="ZH-CN" style="font-family: 宋体;" class="">邮件原件</span>-----<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span lang="ZH-CN" style="font-family: 宋体;" class="">发件人</span>:<span class="Apple-converted-space"> </span><a href="mailto:vsk@apple.com" style="color: purple; text-decoration: underline;" class="">vsk@apple.com</a><span class="Apple-converted-space"> </span>[<a href="mailto:vsk@apple.com" style="color: purple; text-decoration: underline;" class="">mailto:vsk@apple.com</a>]<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span lang="ZH-CN" style="font-family: 宋体;" class="">发送时间</span>: 2019<span lang="ZH-CN" style="font-family: 宋体;" class="">年</span>1<span lang="ZH-CN" style="font-family: 宋体;" class="">月</span>23<span lang="ZH-CN" style="font-family: 宋体;" class="">日</span><span class="Apple-converted-space"> </span>1:24<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span lang="ZH-CN" style="font-family: 宋体;" class="">收件人</span>: xuruobin <<a href="mailto:xuruobin@huawei.com" style="color: purple; text-decoration: underline;" class="">xuruobin@huawei.com</a>><o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span lang="ZH-CN" style="font-family: 宋体;" class="">抄送</span>:<span class="Apple-converted-space"> </span><a href="mailto:llvm-dev@lists.llvm.org" style="color: purple; text-decoration: underline;" class="">llvm-dev@lists.llvm.org</a>; Yuchao (Michael)<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><<a href="mailto:michael.yuchao@huawei.com" style="color: purple; text-decoration: underline;" class="">michael.yuchao@huawei.com</a>><o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><span lang="ZH-CN" style="font-family: 宋体;" class="">主题</span>: Re: [llvm-dev] How to add new arch for llvm-cov show?<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">Hi Ruobin,<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">On Jan 21, 2019, at 5:21 PM, xuruobin via llvm-dev <<a href="mailto:llvm-dev@lists.llvm.org" style="color: purple; text-decoration: underline;" class="">llvm-dev@lists.llvm.org</a>><o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">wrote:<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">Hi all,<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">I'm trying to support llvm-cov for a new architecture and I have successfully<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">built compiler-rt for my arch. Following steps shown in<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><a href="https://clang.llvm.org/docs/SourceBasedCodeCoverage.html" style="color: purple; text-decoration: underline;" class="">https://clang.llvm.org/docs/SourceBasedCodeCoverage.html</a><span class="Apple-converted-space"> </span>, I encountered<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">an error for the last step(step of llvm-cov show).<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">The command line was (supposed my arch is XXXX)<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">"llvm-cov show -arch=XXXX ./foo -instr-profile=foo.profdata"<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">and the error was<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">"Failed to load coverage: No object file for requested architecture."<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">I think I should add my arch information to somewhere(maybe an llvm-cov<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">support list?) but I don't know where to add these information. Can<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">someone give me some suggestions?<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">You’ll need to teach libObject about this architecture. Specifically, the<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">coverage reader checks that calling getArch() on a loaded ObjectFile matches<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">Triple(Arch).getArch() (see loadBinaryFormat in<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">CoverageMappingReader.cpp).<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">best,<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">vedant<o:p class=""></o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><o:p class=""> </o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">Best Regards,<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">Ruobin.<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">_______________________________________________<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class="">LLVM Developers mailing list<o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><a href="mailto:llvm-dev@lists.llvm.org" style="color: purple; text-decoration: underline;" class="">llvm-dev@lists.llvm.org</a><o:p class=""></o:p></div></blockquote></blockquote><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><blockquote style="margin-top: 5pt; margin-bottom: 5pt;" class=""><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: "Times New Roman", serif;" class=""><a href="http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev" style="color: purple; text-decoration: underline;" class="">http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev</a></div></blockquote></blockquote></div></blockquote></div></div></div></blockquote></div><br class=""></body></html>