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      FS segmentation register. The solution is to add the self-reference
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      FS segmentation register. The solution is to add the self-reference
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      address to the end of thread local data, so that the application can
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      address to the end of thread local data, so that the application can
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      read the address as %gs:0.</para>
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      read the address as %gs:0.</para>
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      <figure float="1">
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      <figure float="1">
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        <title>IA32 &amp; AMD64</title>
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        <title>IA-32 &amp; AMD64 TLD</title>
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        <mediaobject id="tldia32">
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        <mediaobject id="tldia32">
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          <imageobject role="pdf">
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          <imageobject role="pdf">
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            <imagedata fileref="images/tld_ia32.pdf" format="PDF" />
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            <imagedata fileref="images/tld_ia32.pdf" format="PDF" />
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          </imageobject>
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          </imageobject>
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      checking that the application is requesting a TLS pointer, it returns
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      checking that the application is requesting a TLS pointer, it returns
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      the contents of the K1 register. The K1 register is expected to point
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      the contents of the K1 register. The K1 register is expected to point
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      0x7000 bytes after the beginning of the thread local data.</para>
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      0x7000 bytes after the beginning of the thread local data.</para>
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      <figure float="1">
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      <figure float="1">
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        <title>MIPS &amp; PPC</title>
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        <title>MIPS &amp; PowerPC TLD</title>
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        <mediaobject id="tldmips">
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        <mediaobject id="tldmips">
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          <imageobject role="pdf">
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          <imageobject role="pdf">
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            <imagedata fileref="images/tld_mips.pdf" format="PDF" />
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            <imagedata fileref="images/tld_mips.pdf" format="PDF" />
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          </imageobject>
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          </imageobject>
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      statically linked binaries, GCC supports it without any major obstacles.
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      statically linked binaries, GCC supports it without any major obstacles.
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      The r13 register is used as a thread pointer, the thread local data
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      The r13 register is used as a thread pointer, the thread local data
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      section starts at address r13+16.</para>
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      section starts at address r13+16.</para>
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      <para><figure float="1">
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      <para><figure float="1">
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          <title>IA64</title>
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          <title>IA-64 TLD</title>
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          <mediaobject id="tldia64">
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          <mediaobject id="tldia64">
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            <imageobject role="pdf">
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            <imageobject role="pdf">
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              <imagedata fileref="images/tld_ia64.pdf" format="PDF" />
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              <imagedata fileref="images/tld_ia64.pdf" format="PDF" />
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            </imageobject>
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            </imageobject>