sdk/1.1/docs/man/qualifiers.xml

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<refentry>
    <refentryinfo>
        <keywordset>
            <keyword>Qualifiers</keyword>
        </keywordset>
    </refentryinfo>

    <refmeta>                                      
        <refentrytitle>Qualifiers</refentrytitle>

        <refmiscinfo>
            <copyright>
                <year>2007-2010</year>
                <holder>The Khronos Group Inc. 
 Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and/or associated documentation files (the
"Materials"), to deal in the Materials without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Materials, and to
permit persons to whom the Materials are furnished to do so, subject to
the condition that this copyright notice and permission notice shall be included
in all copies or substantial portions of the Materials.</holder>
            </copyright>
        </refmiscinfo>
        <manvolnum>3</manvolnum>
    </refmeta>

<!-- ================================ SYNOPSIS -->

    <refnamediv id="Data Types">             
        <refname>Qualifiers</refname>

        <refpurpose>
            OpenCL qualifiers.
        </refpurpose>
    </refnamediv>



<!-- ================================ DESCRIPTION  -->

    <refsect1 id="description"><title>Description</title>

        <para>
These are the data types available in the OpenCL C programming language. Click on a category name in the table below to see information about specific data types.
        </para>

        <informaltable frame="all">
            <tgroup cols="2" align="left" colsep="1" rowsep="1">
                <colspec colname="col1" colnum="1" />
                <colspec colname="col2" colnum="2" />
                <tbody>
                    <row>
                        <entry>
                            <citerefentry href="accessQualifiers"><refentrytitle>Access Qualifiers</refentrytitle></citerefentry>
                        </entry>
                        <entry>
<literallayout>__read_only, read_only
__write_only, write_only
__read_write, read_write</literallayout>
                        </entry>
                    </row>
                    <row>
                        <entry>
                            <function>Address Space Qualifiers</function>
                        </entry>
                        <entry>
<literallayout><citerefentry href="local"><refentrytitle>__local, local</refentrytitle></citerefentry>
<citerefentry href="global"><refentrytitle>__global, global</refentrytitle></citerefentry>
<citerefentry href="constant"><refentrytitle>__constant, constant</refentrytitle></citerefentry>
<citerefentry href="private"><refentrytitle>__private, private</refentrytitle></citerefentry></literallayout>
                        </entry>
                    </row>
                    
                    <row>
                        <entry>
                            <citerefentry href="functionQualifiers"><refentrytitle>Function Qualifiers</refentrytitle></citerefentry>
                        </entry>
                        <entry>
<literallayout>__kernel, kernel
__attribute__ with work_group_size_hint, reqd_work_group_size, vec_type_hint</literallayout>
                        </entry>
                    </row>
                    
                    <row>
                        <entry>
                            <citerefentry href="attributes-types"><refentrytitle>Attribute Qualifiers for  Type</refentrytitle></citerefentry>
                        </entry>
                        <entry>
                            __attribute__ with aligned, packed
                        </entry>
                    </row>
                    <row>
                        <entry>
                            <citerefentry href="attributes-variables"><refentrytitle>Attribute Qualifiers for Variables</refentrytitle></citerefentry>
                        </entry>
                        <entry>
                            __attribute__ with aligned, packed, endian
                        </entry>
                    </row>
                    <row>
                        <entry>
                            <citerefentry href="attributes-blocksAndControlFlow"><refentrytitle>Attribute Qualifiers for Blocks and Control Flow Statements</refentrytitle></citerefentry>
                        </entry>
                        <entry>
                            __attribute__ 
                        </entry>
                    </row>
                    <row>
                        <entry>
                            <function>C99 Type Qualifiers</function>
                        </entry>
                        <entry>
<literallayout>const, restrict, volatile

The type qualifiers const, restrict and volatile as defined by the C99 specification are supported. These qualifiers cannot be used with <citerefentry href="otherDataTypes"><refentrytitle>image2d_t</refentrytitle></citerefentry> or <citerefentry href="otherDataTypes"><refentrytitle>image3d_t</refentrytitle></citerefentry> type. Types other than pointer types shall not use the restrict qualifier.</literallayout>
                        </entry>
                    </row>
                </tbody>
            </tgroup>
        </informaltable>
    </refsect1>

                        
                       
        

<!-- ================================ SPECIFICATION  -->
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    <refsect1 id="specification"><title>Specification</title>
        <para>
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            <olink uri="accessQualifiers">OpenCL Specification</olink>
        </para>
    </refsect1>


<!-- ================================ ALSO SEE 

    <refsect1 id="seealso"><title>Also see</title>
        <para>
            <citerefentry><refentrytitle>cl_khr_fp64</refentrytitle></citerefentry>
        </para>
    </refsect1> -->



<!-- ============================== COPYRIGHT -->
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    <refsect3 id="Copyright"><title></title>
        <imageobject>
                <imagedata fileref="KhronosLogo.jpg" format="jpg" />
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        <para />
    </refsect3>

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