<div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial"><div>no answer in gcc website.</div><div> </div><div><a href="https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52544">https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52544</a></div><div><br></div>At 2015-06-09 03:26:10,dave <dtyx265@gmail.com> wrote:<br> <blockquote id="isReplyContent" style="margin: 0px 0px 0px 0.8ex; padding-left: 1ex; border-left-color: rgb(204, 204, 204); border-left-width: 1px; border-left-style: solid;">
  
    
  
  
    <div class="moz-cite-prefix">cmake/make already has the build option
      -msseX.  I don't think it is needed when linking because it's not
      used when linking without -finstrument-functions<br>
      On 06/08/2015 11:56 AM, chen wrote:<br>
    </div>
    <blockquote cite="mid:61cf3f3e.b1.14dd487bd01.Coremail.chenm003@163.com" type="cite">
      <div style="color: rgb(0, 0, 0); line-height: 1.7; font-family: arial; font-size: 14px;">
        <div>it is Intrinsic functions, you need add '-msse2' or
          '-msse4' on your gcc cmdline<br>
        </div>
        At 2015-06-09 02:24:51,dave <a class="moz-txt-link-rfc2396E" href="mailto:dtyx265@gmail.com"><dtyx265@gmail.com></a> wrote:<br>
        <blockquote id="isReplyContent" style="margin: 0px 0px 0px 0.8ex; padding-left: 1ex; border-left-color: rgb(204, 204, 204); border-left-width: 1px; border-left-style: solid;"> I
          would like to profile x265 with lttng by using
          -finstrument-functions but when I add it to CXX flags I get
          the following when linking,<br>
          <br>
          Linking CXX executable x265<br>
          /usr/bin/cmake -E cmake_link_script
          CMakeFiles/cli.dir/link.txt --verbose=1<br>
          /usr/bin/c++   -finstrument-functions -O3 -DNDEBUG  
          CMakeFiles/cli.dir/input/input.cpp.o
          CMakeFiles/cli.dir/input/yuv.cpp.o
          CMakeFiles/cli.dir/input/y4m.cpp.o
          CMakeFiles/cli.dir/output/output.cpp.o
          CMakeFiles/cli.dir/output/reconplay.cpp.o
          CMakeFiles/cli.dir/output/yuv.cpp.o
          CMakeFiles/cli.dir/output/y4m.cpp.o
          CMakeFiles/cli.dir/output/raw.cpp.o
          CMakeFiles/cli.dir/filters/filters.cpp.o
          CMakeFiles/cli.dir/x265.cpp.o  -o x265 -rdynamic libx265.so.60
          -lpthread -lrt -ldl
          -Wl,-rpath,/home/shakezula/Development/x265.hg/build/linux: <br>
          libx265.so.60: undefined reference to `_mm_hadd_epi32(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_unpackhi_epi64(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_storeu_si128(long
          long __vector*, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_hsub_epi16(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_storeh_pi(int
          __vector*, float __vector)'<br>
          libx265.so.60: undefined reference to `_mm_shuffle_epi8(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_sll_epi32(long long
          __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_hadd_epi16(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_srai_epi32(long
          long __vector, int)'<br>
          libx265.so.60: undefined reference to `_mm_sub_epi16(long long
          __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_srai_epi16(long
          long __vector, int)'<br>
          libx265.so.60: undefined reference to `_mm_madd_epi16(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_cvtsi32_si128(int)'<br>
          libx265.so.60: undefined reference to `_mm_unpackhi_epi16(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_add_epi16(long long
          __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_set1_epi32(int)'<br>
          libx265.so.60: undefined reference to `_mm_loadu_si128(long
          long __vector const*)'<br>
          libx265.so.60: undefined reference to `_mm_unpacklo_epi32(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_sra_epi32(long long
          __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_packs_epi32(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_add_epi32(long long
          __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_unpacklo_epi64(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_load_si128(long
          long __vector const*)'<br>
          libx265.so.60: undefined reference to `_mm_sub_epi32(long long
          __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_hsub_epi32(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_storel_epi64(long
          long __vector*, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_set_epi32(int, int,
          int, int)'<br>
          libx265.so.60: undefined reference to `_mm_unpacklo_epi16(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_store_si128(long
          long __vector*, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_castsi128_ps(long
          long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_mullo_epi32(long
          long __vector, long long __vector)'<br>
          libx265.so.60: undefined reference to `_mm_unpackhi_epi32(long
          long __vector, long long __vector)'<br>
          collect2: error: ld returned 1 exit status<br>
          make[2]: *** [x265] Error 1<br>
          make[2]: Leaving directory
          `/home/shakezula/Development/x265.hg/build/linux'<br>
          make[1]: *** [CMakeFiles/cli.dir/all] Error 2<br>
          make[1]: Leaving directory
          `/home/shakezula/Development/x265.hg/build/linux'<br>
          make: *** [all] Error 2<br>
          <br>
          I tried using <code>-finstrument-functions-exclude-file-list=
            with the intrinsic headers and everything in
            source/common/vec but I get the same results.  Any help
            would be greatly appreciated.<br>
            <br>
            thanks,<br>
            Dave<br>
          </code> </blockquote>
      </div>
      <br>
      <fieldset class="mimeAttachmentHeader"></fieldset>
      <br>
      <pre wrap="">_______________________________________________
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</pre>
    </blockquote>
    <br>
  

</blockquote></div>