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UbixOS / doc / xml / bcopy_8c.xml
<?xml version='1.0' encoding='iso-8859-1' standalone='no'?>
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        <param><defname>s</defname></param>
        <initializer>if (t) TLOOP1(s)</initializer>
        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
        <inbodydescription>
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        <param><defname>s</defname></param>
        <initializer>do { s; } while (--t)</initializer>
        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
        <inbodydescription>
        </inbodydescription>
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        <initializer>(wsize - 1)</initializer>
        <briefdescription>
        </briefdescription>
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        <name>wsize</name>
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        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
        <inbodydescription>
        </inbodydescription>
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      <sectiondef kind="typedef">
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        <type><ref refid="types_8h_1ba29fd78d95cce0ecb249c24b58d07da" kindref="member">uint32_t</ref></type>
        <definition>typedef uint32_t uintptr_t</definition>
        <argsstring></argsstring>
        <name>uintptr_t</name>
        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
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        </inbodydescription>
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      <memberdef kind="typedef" id="bcopy_8c_1afc9a69535613ac225df2d6195518116" prot="public" static="no">
        <type>int</type>
        <definition>typedef int word</definition>
        <argsstring></argsstring>
        <name>word</name>
        <briefdescription>
        </briefdescription>
        <detaileddescription>
        </detaileddescription>
        <inbodydescription>
        </inbodydescription>
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        <type>void</type>
        <definition>void bcopy</definition>
        <argsstring>(const void *src0, void *dst0, size_t length)</argsstring>
        <name>bcopy</name>
        <param>
          <type>const void *</type>
          <declname>src0</declname>
        </param>
        <param>
          <type>void *</type>
          <declname>dst0</declname>
        </param>
        <param>
          <type><ref refid="types_8h_17619b847aeded8a6d14cbfa212b2cdfb" kindref="member">size_t</ref></type>
          <declname>length</declname>
        </param>
        <briefdescription>
        </briefdescription>
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        </detaileddescription>
        <inbodydescription>
        </inbodydescription>
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        <references refid="fdc_8c_13041fe08ed5976302158f2668249f8b2" compoundref="fdc_8c" startline="46">done</references>
        <references refid="bcopy_8c_174d8274a661a711f2c9e05a7f19eaf0f">TLOOP</references>
        <references refid="bcopy_8c_14d81791363bd2fd7e37c9a533be06f59">TLOOP1</references>
        <references refid="bcopy_8c_1b5deaef115ff5ca6ef1457d923d8331a" compoundref="bcopy_8c" startline="49">wmask</references>
        <references refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" compoundref="bcopy_8c" startline="48">wsize</references>
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    </briefdescription>
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    </detaileddescription>
    <programlisting>
<codeline lineno="1"><highlight class="comment">/*-</highlight></codeline>
<codeline lineno="2"><highlight class="comment"><sp/>*<sp/>Copyright<sp/>(c)<sp/>1990,<sp/>1993</highlight></codeline>
<codeline lineno="3"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/><sp/><sp/>The<sp/>Regents<sp/>of<sp/>the<sp/>University<sp/>of<sp/>California.<sp/><sp/>All<sp/>rights<sp/>reserved.</highlight></codeline>
<codeline lineno="4"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="5"><highlight class="comment"><sp/>*<sp/>This<sp/>code<sp/>is<sp/>derived<sp/>from<sp/>software<sp/>contributed<sp/>to<sp/>Berkeley<sp/>by</highlight></codeline>
<codeline lineno="6"><highlight class="comment"><sp/>*<sp/>Chris<sp/>Torek.</highlight></codeline>
<codeline lineno="7"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="8"><highlight class="comment"><sp/>*<sp/>Redistribution<sp/>and<sp/>use<sp/>in<sp/>source<sp/>and<sp/>binary<sp/>forms,<sp/>with<sp/>or<sp/>without</highlight></codeline>
<codeline lineno="9"><highlight class="comment"><sp/>*<sp/>modification,<sp/>are<sp/>permitted<sp/>provided<sp/>that<sp/>the<sp/>following<sp/>conditions</highlight></codeline>
<codeline lineno="10"><highlight class="comment"><sp/>*<sp/>are<sp/>met:</highlight></codeline>
<codeline lineno="11"><highlight class="comment"><sp/>*<sp/>1.<sp/>Redistributions<sp/>of<sp/>source<sp/>code<sp/>must<sp/>retain<sp/>the<sp/>above<sp/>copyright</highlight></codeline>
<codeline lineno="12"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>notice,<sp/>this<sp/>list<sp/>of<sp/>conditions<sp/>and<sp/>the<sp/>following<sp/>disclaimer.</highlight></codeline>
<codeline lineno="13"><highlight class="comment"><sp/>*<sp/>2.<sp/>Redistributions<sp/>in<sp/>binary<sp/>form<sp/>must<sp/>reproduce<sp/>the<sp/>above<sp/>copyright</highlight></codeline>
<codeline lineno="14"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>notice,<sp/>this<sp/>list<sp/>of<sp/>conditions<sp/>and<sp/>the<sp/>following<sp/>disclaimer<sp/>in<sp/>the</highlight></codeline>
<codeline lineno="15"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>documentation<sp/>and/or<sp/>other<sp/>materials<sp/>provided<sp/>with<sp/>the<sp/>distribution.</highlight></codeline>
<codeline lineno="16"><highlight class="comment"><sp/>*<sp/>3.<sp/>All<sp/>advertising<sp/>materials<sp/>mentioning<sp/>features<sp/>or<sp/>use<sp/>of<sp/>this<sp/>software</highlight></codeline>
<codeline lineno="17"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>must<sp/>display<sp/>the<sp/>following<sp/>acknowledgement:</highlight></codeline>
<codeline lineno="18"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/><sp/><sp/>This<sp/>product<sp/>includes<sp/>software<sp/>developed<sp/>by<sp/>the<sp/>University<sp/>of</highlight></codeline>
<codeline lineno="19"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/><sp/><sp/>California,<sp/>Berkeley<sp/>and<sp/>its<sp/>contributors.</highlight></codeline>
<codeline lineno="20"><highlight class="comment"><sp/>*<sp/>4.<sp/>Neither<sp/>the<sp/>name<sp/>of<sp/>the<sp/>University<sp/>nor<sp/>the<sp/>names<sp/>of<sp/>its<sp/>contributors</highlight></codeline>
<codeline lineno="21"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>may<sp/>be<sp/>used<sp/>to<sp/>endorse<sp/>or<sp/>promote<sp/>products<sp/>derived<sp/>from<sp/>this<sp/>software</highlight></codeline>
<codeline lineno="22"><highlight class="comment"><sp/>*<sp/><sp/><sp/><sp/>without<sp/>specific<sp/>prior<sp/>written<sp/>permission.</highlight></codeline>
<codeline lineno="23"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="24"><highlight class="comment"><sp/>*<sp/>THIS<sp/>SOFTWARE<sp/>IS<sp/>PROVIDED<sp/>BY<sp/>THE<sp/>REGENTS<sp/>AND<sp/>CONTRIBUTORS<sp/>``AS<sp/>IS&apos;&apos;<sp/>AND</highlight></codeline>
<codeline lineno="25"><highlight class="comment"><sp/>*<sp/>ANY<sp/>EXPRESS<sp/>OR<sp/>IMPLIED<sp/>WARRANTIES,<sp/>INCLUDING,<sp/>BUT<sp/>NOT<sp/>LIMITED<sp/>TO,<sp/>THE</highlight></codeline>
<codeline lineno="26"><highlight class="comment"><sp/>*<sp/>IMPLIED<sp/>WARRANTIES<sp/>OF<sp/>MERCHANTABILITY<sp/>AND<sp/>FITNESS<sp/>FOR<sp/>A<sp/>PARTICULAR<sp/>PURPOSE</highlight></codeline>
<codeline lineno="27"><highlight class="comment"><sp/>*<sp/>ARE<sp/>DISCLAIMED.<sp/><sp/>IN<sp/>NO<sp/>EVENT<sp/>SHALL<sp/>THE<sp/>REGENTS<sp/>OR<sp/>CONTRIBUTORS<sp/>BE<sp/>LIABLE</highlight></codeline>
<codeline lineno="28"><highlight class="comment"><sp/>*<sp/>FOR<sp/>ANY<sp/>DIRECT,<sp/>INDIRECT,<sp/>INCIDENTAL,<sp/>SPECIAL,<sp/>EXEMPLARY,<sp/>OR<sp/>CONSEQUENTIAL</highlight></codeline>
<codeline lineno="29"><highlight class="comment"><sp/>*<sp/>DAMAGES<sp/>(INCLUDING,<sp/>BUT<sp/>NOT<sp/>LIMITED<sp/>TO,<sp/>PROCUREMENT<sp/>OF<sp/>SUBSTITUTE<sp/>GOODS</highlight></codeline>
<codeline lineno="30"><highlight class="comment"><sp/>*<sp/>OR<sp/>SERVICES;<sp/>LOSS<sp/>OF<sp/>USE,<sp/>DATA,<sp/>OR<sp/>PROFITS;<sp/>OR<sp/>BUSINESS<sp/>INTERRUPTION)</highlight></codeline>
<codeline lineno="31"><highlight class="comment"><sp/>*<sp/>HOWEVER<sp/>CAUSED<sp/>AND<sp/>ON<sp/>ANY<sp/>THEORY<sp/>OF<sp/>LIABILITY,<sp/>WHETHER<sp/>IN<sp/>CONTRACT,<sp/>STRICT</highlight></codeline>
<codeline lineno="32"><highlight class="comment"><sp/>*<sp/>LIABILITY,<sp/>OR<sp/>TORT<sp/>(INCLUDING<sp/>NEGLIGENCE<sp/>OR<sp/>OTHERWISE)<sp/>ARISING<sp/>IN<sp/>ANY<sp/>WAY</highlight></codeline>
<codeline lineno="33"><highlight class="comment"><sp/>*<sp/>OUT<sp/>OF<sp/>THE<sp/>USE<sp/>OF<sp/>THIS<sp/>SOFTWARE,<sp/>EVEN<sp/>IF<sp/>ADVISED<sp/>OF<sp/>THE<sp/>POSSIBILITY<sp/>OF</highlight></codeline>
<codeline lineno="34"><highlight class="comment"><sp/>*<sp/>SUCH<sp/>DAMAGE.</highlight></codeline>
<codeline lineno="35"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="36"><highlight class="comment"><sp/>*<sp/>$ID:<sp/>$</highlight></codeline>
<codeline lineno="37"><highlight class="comment"><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="38"><highlight class="normal"></highlight></codeline>
<codeline lineno="39"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&lt;<ref refid="types_8h" kindref="compound">ubixos/types.h</ref>&gt;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="40"><highlight class="normal"></highlight></codeline>
<codeline lineno="41"><highlight class="normal"></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="42"><highlight class="comment"><sp/>*<sp/>sizeof(word)<sp/>MUST<sp/>BE<sp/>A<sp/>POWER<sp/>OF<sp/>TWO</highlight></codeline>
<codeline lineno="43"><highlight class="comment"><sp/>*<sp/>SO<sp/>THAT<sp/>wmask<sp/>BELOW<sp/>IS<sp/>ALL<sp/>ONES</highlight></codeline>
<codeline lineno="44"><highlight class="comment"><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="45" refid="bcopy_8c_1afc9a69535613ac225df2d6195518116" refkind="member"><highlight class="normal"></highlight><highlight class="keyword">typedef</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordtype">int</highlight><highlight class="normal"><sp/><ref refid="bcopy_8c_1afc9a69535613ac225df2d6195518116" kindref="member">word</ref>;<sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>&quot;word&quot;<sp/>used<sp/>for<sp/>optimal<sp/>copy<sp/>speed<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="46" refid="bcopy_8c_1e8e8d04e2eddef3a5f57fe2f28c655fa" refkind="member"><highlight class="normal"></highlight><highlight class="keyword">typedef</highlight><highlight class="normal"><sp/><ref refid="types_8h_1ba29fd78d95cce0ecb249c24b58d07da" kindref="member">uint32_t</ref><sp/><ref refid="bcopy_8c_1e8e8d04e2eddef3a5f57fe2f28c655fa" kindref="member">uintptr_t</ref>;</highlight></codeline>
<codeline lineno="47"><highlight class="normal"></highlight></codeline>
<codeline lineno="48" refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" refkind="member"><highlight class="normal"></highlight><highlight class="preprocessor">#define<sp/>wsize<sp/><sp/><sp/>sizeof(word)</highlight></codeline>
<codeline lineno="49" refid="bcopy_8c_1b5deaef115ff5ca6ef1457d923d8331a" refkind="member"><highlight class="preprocessor"></highlight><highlight class="preprocessor">#define<sp/>wmask<sp/><sp/><sp/>(wsize<sp/>-<sp/>1)</highlight></codeline>
<codeline lineno="50"><highlight class="preprocessor"></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="51"><highlight class="normal"></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="52"><highlight class="comment"><sp/>*<sp/>Copy<sp/>a<sp/>block<sp/>of<sp/>memory,<sp/>handling<sp/>overlap.</highlight></codeline>
<codeline lineno="53"><highlight class="comment"><sp/>*<sp/>This<sp/>is<sp/>the<sp/>routine<sp/>that<sp/>actually<sp/>implements</highlight></codeline>
<codeline lineno="54"><highlight class="comment"><sp/>*<sp/>(the<sp/>portable<sp/>versions<sp/>of)<sp/>bcopy,<sp/>memcpy,<sp/>and<sp/>memmove.</highlight></codeline>
<codeline lineno="55"><highlight class="comment"><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="56"><highlight class="normal"></highlight><highlight class="preprocessor">#if<sp/>defined(MEMCOPY)<sp/>||<sp/>defined(MEMMOVE)</highlight></codeline>
<codeline lineno="57"><highlight class="preprocessor"></highlight><highlight class="preprocessor">#include<sp/>&lt;<ref refid="string_8h" kindref="compound">string.h</ref>&gt;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="58"><highlight class="normal"></highlight></codeline>
<codeline lineno="59"><highlight class="normal"></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*</highlight></codeline>
<codeline lineno="60"><highlight class="normal"></highlight><highlight class="preprocessor">#ifdef<sp/>MEMCOPY</highlight></codeline>
<codeline lineno="61"><highlight class="preprocessor"></highlight><highlight class="normal"><ref refid="lib_2string_8h_1e33b18edb618c656b9b795b9fce2316c" kindref="member">memcpy</ref></highlight></codeline>
<codeline lineno="62"><highlight class="normal"></highlight><highlight class="preprocessor">#else</highlight></codeline>
<codeline lineno="63"><highlight class="preprocessor"></highlight><highlight class="normal">memmove</highlight></codeline>
<codeline lineno="64"><highlight class="normal"></highlight><highlight class="preprocessor">#endif</highlight></codeline>
<codeline lineno="65"><highlight class="preprocessor"></highlight><highlight class="normal">(</highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*dst0,<sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*src0,<sp/><ref refid="types_8h_17619b847aeded8a6d14cbfa212b2cdfb" kindref="member">size_t</ref><sp/>length)</highlight></codeline>
<codeline lineno="66"><highlight class="normal">#</highlight><highlight class="keywordflow">else</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="67"><highlight class="normal">#include<sp/>&lt;strings.h&gt;</highlight></codeline>
<codeline lineno="68"><highlight class="normal"></highlight></codeline>
<codeline lineno="69"><highlight class="normal"></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="70" refid="bcopy_8c_17d2165a6aaf8577fe615ccf03eba693d" refkind="member"><highlight class="normal"><ref refid="bcopy_8c_17d2165a6aaf8577fe615ccf03eba693d" kindref="member">bcopy</ref>(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*src0,<sp/></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>*dst0,<sp/><ref refid="types_8h_17619b847aeded8a6d14cbfa212b2cdfb" kindref="member">size_t</ref><sp/>length)</highlight></codeline>
<codeline lineno="71"><highlight class="normal"></highlight><highlight class="preprocessor">#endif</highlight></codeline>
<codeline lineno="72"><highlight class="preprocessor"></highlight><highlight class="normal">{</highlight></codeline>
<codeline lineno="73"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordtype">char</highlight><highlight class="normal"><sp/>*dst<sp/>=<sp/>dst0;</highlight></codeline>
<codeline lineno="74"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordtype">char</highlight><highlight class="normal"><sp/>*src<sp/>=<sp/>src0;</highlight></codeline>
<codeline lineno="75"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="types_8h_17619b847aeded8a6d14cbfa212b2cdfb" kindref="member">size_t</ref><sp/>t;</highlight></codeline>
<codeline lineno="76"><highlight class="normal"></highlight></codeline>
<codeline lineno="77"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(length<sp/>==<sp/>0<sp/>||<sp/>dst<sp/>==<sp/>src)<sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>nothing<sp/>to<sp/>do<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="78"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">goto</highlight><highlight class="normal"><sp/><ref refid="fdc_8c_13041fe08ed5976302158f2668249f8b2" kindref="member">done</ref>;</highlight></codeline>
<codeline lineno="79"><highlight class="normal"></highlight></codeline>
<codeline lineno="80"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="81"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*<sp/>Macros:<sp/>loop-t-times;<sp/>and<sp/>loop-t-times,<sp/>t&gt;0</highlight></codeline>
<codeline lineno="82"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="83"><highlight class="normal"></highlight><highlight class="preprocessor">#define<sp/>TLOOP(s)<sp/>if<sp/>(t)<sp/>TLOOP1(s)</highlight></codeline>
<codeline lineno="84"><highlight class="preprocessor"></highlight><highlight class="preprocessor">#define<sp/>TLOOP1(s)<sp/>do<sp/>{<sp/>s;<sp/>}<sp/>while<sp/>(--t)</highlight></codeline>
<codeline lineno="85"><highlight class="preprocessor"></highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="86"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((</highlight><highlight class="keywordtype">unsigned</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordtype">long</highlight><highlight class="normal">)dst<sp/>&lt;<sp/>(</highlight><highlight class="keywordtype">unsigned</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordtype">long</highlight><highlight class="normal">)src)<sp/>{</highlight></codeline>
<codeline lineno="87"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="88"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*<sp/>Copy<sp/>forward.</highlight></codeline>
<codeline lineno="89"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="90"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>=<sp/>(<ref refid="bcopy_8c_1e8e8d04e2eddef3a5f57fe2f28c655fa" kindref="member">uintptr_t</ref>)src;<sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*<sp/>only<sp/>need<sp/>low<sp/>bits<sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="91"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((t<sp/>|<sp/>(<ref refid="bcopy_8c_1e8e8d04e2eddef3a5f57fe2f28c655fa" kindref="member">uintptr_t</ref>)dst)<sp/>&amp;<sp/><ref refid="bcopy_8c_1b5deaef115ff5ca6ef1457d923d8331a" kindref="member">wmask</ref>)<sp/>{</highlight></codeline>
<codeline lineno="92"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="93"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*<sp/>Try<sp/>to<sp/>align<sp/>operands.<sp/><sp/>This<sp/>cannot<sp/>be<sp/>done</highlight></codeline>
<codeline lineno="94"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*<sp/>unless<sp/>the<sp/>low<sp/>bits<sp/>match.</highlight></codeline>
<codeline lineno="95"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="96"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((t<sp/>^<sp/>(<ref refid="bcopy_8c_1e8e8d04e2eddef3a5f57fe2f28c655fa" kindref="member">uintptr_t</ref>)dst)<sp/>&amp;<sp/>wmask<sp/>||<sp/>length<sp/>&lt;<sp/><ref refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" kindref="member">wsize</ref>)</highlight></codeline>
<codeline lineno="97"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>=<sp/>length;</highlight></codeline>
<codeline lineno="98"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="99"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>=<sp/><ref refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" kindref="member">wsize</ref><sp/>-<sp/>(t<sp/>&amp;<sp/>wmask);</highlight></codeline>
<codeline lineno="100"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>length<sp/>-=<sp/>t;</highlight></codeline>
<codeline lineno="101"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="bcopy_8c_14d81791363bd2fd7e37c9a533be06f59" kindref="member">TLOOP1</ref>(*dst++<sp/>=<sp/>*src++);</highlight></codeline>
<codeline lineno="102"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="103"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="104"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*<sp/>Copy<sp/>whole<sp/>words,<sp/>then<sp/>mop<sp/>up<sp/>any<sp/>trailing<sp/>bytes.</highlight></codeline>
<codeline lineno="105"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="106"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>=<sp/>length<sp/>/<sp/><ref refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" kindref="member">wsize</ref>;</highlight></codeline>
<codeline lineno="107"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="bcopy_8c_174d8274a661a711f2c9e05a7f19eaf0f" kindref="member">TLOOP</ref>(*(<ref refid="bcopy_8c_1afc9a69535613ac225df2d6195518116" kindref="member">word</ref><sp/>*)dst<sp/>=<sp/>*(<ref refid="bcopy_8c_1afc9a69535613ac225df2d6195518116" kindref="member">word</ref><sp/>*)src;<sp/>src<sp/>+=<sp/><ref refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" kindref="member">wsize</ref>;<sp/>dst<sp/>+=<sp/><ref refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" kindref="member">wsize</ref>);</highlight></codeline>
<codeline lineno="108"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>=<sp/>length<sp/>&amp;<sp/>wmask;</highlight></codeline>
<codeline lineno="109"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="bcopy_8c_174d8274a661a711f2c9e05a7f19eaf0f" kindref="member">TLOOP</ref>(*dst++<sp/>=<sp/>*src++);</highlight></codeline>
<codeline lineno="110"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}<sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/>{</highlight></codeline>
<codeline lineno="111"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">/*</highlight></codeline>
<codeline lineno="112"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*<sp/>Copy<sp/>backwards.<sp/><sp/>Otherwise<sp/>essentially<sp/>the<sp/>same.</highlight></codeline>
<codeline lineno="113"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*<sp/>Alignment<sp/>works<sp/>as<sp/>before,<sp/>except<sp/>that<sp/>it<sp/>takes</highlight></codeline>
<codeline lineno="114"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*<sp/>(t&amp;wmask)<sp/>bytes<sp/>to<sp/>align,<sp/>not<sp/>wsize-(t&amp;wmask).</highlight></codeline>
<codeline lineno="115"><highlight class="comment"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="116"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>src<sp/>+=<sp/>length;</highlight></codeline>
<codeline lineno="117"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>dst<sp/>+=<sp/>length;</highlight></codeline>
<codeline lineno="118"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>=<sp/>(<ref refid="bcopy_8c_1e8e8d04e2eddef3a5f57fe2f28c655fa" kindref="member">uintptr_t</ref>)src;</highlight></codeline>
<codeline lineno="119"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((t<sp/>|<sp/>(<ref refid="bcopy_8c_1e8e8d04e2eddef3a5f57fe2f28c655fa" kindref="member">uintptr_t</ref>)dst)<sp/>&amp;<sp/><ref refid="bcopy_8c_1b5deaef115ff5ca6ef1457d923d8331a" kindref="member">wmask</ref>)<sp/>{</highlight></codeline>
<codeline lineno="120"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((t<sp/>^<sp/>(<ref refid="bcopy_8c_1e8e8d04e2eddef3a5f57fe2f28c655fa" kindref="member">uintptr_t</ref>)dst)<sp/>&amp;<sp/>wmask<sp/>||<sp/>length<sp/>&lt;=<sp/><ref refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" kindref="member">wsize</ref>)</highlight></codeline>
<codeline lineno="121"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>=<sp/>length;</highlight></codeline>
<codeline lineno="122"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="123"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>&amp;=<sp/>wmask;</highlight></codeline>
<codeline lineno="124"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>length<sp/>-=<sp/>t;</highlight></codeline>
<codeline lineno="125"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="bcopy_8c_14d81791363bd2fd7e37c9a533be06f59" kindref="member">TLOOP1</ref>(*--dst<sp/>=<sp/>*--src);</highlight></codeline>
<codeline lineno="126"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="127"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>=<sp/>length<sp/>/<sp/><ref refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" kindref="member">wsize</ref>;</highlight></codeline>
<codeline lineno="128"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="bcopy_8c_174d8274a661a711f2c9e05a7f19eaf0f" kindref="member">TLOOP</ref>(src<sp/>-=<sp/><ref refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" kindref="member">wsize</ref>;<sp/>dst<sp/>-=<sp/><ref refid="bcopy_8c_101c6b59ca21f041b23efbb9845cc4e32" kindref="member">wsize</ref>;<sp/>*(<ref refid="bcopy_8c_1afc9a69535613ac225df2d6195518116" kindref="member">word</ref><sp/>*)dst<sp/>=<sp/>*(<ref refid="bcopy_8c_1afc9a69535613ac225df2d6195518116" kindref="member">word</ref><sp/>*)src);</highlight></codeline>
<codeline lineno="129"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>t<sp/>=<sp/>length<sp/>&amp;<sp/>wmask;</highlight></codeline>
<codeline lineno="130"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="bcopy_8c_174d8274a661a711f2c9e05a7f19eaf0f" kindref="member">TLOOP</ref>(*--dst<sp/>=<sp/>*--src);</highlight></codeline>
<codeline lineno="131"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="132"><highlight class="normal"><ref refid="fdc_8c_13041fe08ed5976302158f2668249f8b2" kindref="member">done</ref>:</highlight></codeline>
<codeline lineno="133"><highlight class="normal"></highlight><highlight class="preprocessor">#if<sp/>defined(MEMCOPY)<sp/>||<sp/>defined(MEMMOVE)</highlight></codeline>
<codeline lineno="134"><highlight class="preprocessor"></highlight><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>(dst0);</highlight></codeline>
<codeline lineno="135"><highlight class="normal"></highlight><highlight class="preprocessor">#else</highlight></codeline>
<codeline lineno="136"><highlight class="preprocessor"></highlight><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal">;</highlight></codeline>
<codeline lineno="137"><highlight class="normal"></highlight><highlight class="preprocessor">#endif</highlight></codeline>
<codeline lineno="138"><highlight class="preprocessor"></highlight><highlight class="normal">}</highlight></codeline>
    </programlisting>
    <location file="/usr/home/reddawg/source/ubix2/src/sys/lib/bcopy.c"/>
  </compounddef>
</doxygen>