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<title>Using the GNU Compiler Collection (GCC): ARM iWMMXt Built-in Functions</title>
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<a name="ARM-iWMMXt-Built_002din-Functions"></a>
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<p>
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Next: <a href="ARM-C-Language-Extensions-_0028ACLE_0029.html#ARM-C-Language-Extensions-_0028ACLE_0029" accesskey="n" rel="next">ARM C Language Extensions (ACLE)</a>, Previous: <a href="ARC-SIMD-Built_002din-Functions.html#ARC-SIMD-Built_002din-Functions" accesskey="p" rel="prev">ARC SIMD Built-in Functions</a>, Up: <a href="Target-Builtins.html#Target-Builtins" accesskey="u" rel="up">Target Builtins</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Option-Index.html#Option-Index" title="Index" rel="index">Index</a>]</p>
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<a name="ARM-iWMMXt-Built_002din-Functions-1"></a>
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<h4 class="subsection">6.59.6 ARM iWMMXt Built-in Functions</h4>
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<p>These built-in functions are available for the ARM family of
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processors when the <samp>-mcpu=iwmmxt</samp> switch is used:
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</p>
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<div class="smallexample">
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<pre class="smallexample">typedef int v2si __attribute__ ((vector_size (8)));
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typedef short v4hi __attribute__ ((vector_size (8)));
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typedef char v8qi __attribute__ ((vector_size (8)));
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int __builtin_arm_getwcgr0 (void)
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void __builtin_arm_setwcgr0 (int)
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int __builtin_arm_getwcgr1 (void)
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void __builtin_arm_setwcgr1 (int)
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int __builtin_arm_getwcgr2 (void)
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void __builtin_arm_setwcgr2 (int)
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int __builtin_arm_getwcgr3 (void)
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void __builtin_arm_setwcgr3 (int)
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int __builtin_arm_textrmsb (v8qi, int)
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int __builtin_arm_textrmsh (v4hi, int)
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int __builtin_arm_textrmsw (v2si, int)
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int __builtin_arm_textrmub (v8qi, int)
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int __builtin_arm_textrmuh (v4hi, int)
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int __builtin_arm_textrmuw (v2si, int)
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v8qi __builtin_arm_tinsrb (v8qi, int, int)
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v4hi __builtin_arm_tinsrh (v4hi, int, int)
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v2si __builtin_arm_tinsrw (v2si, int, int)
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long long __builtin_arm_tmia (long long, int, int)
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long long __builtin_arm_tmiabb (long long, int, int)
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long long __builtin_arm_tmiabt (long long, int, int)
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long long __builtin_arm_tmiaph (long long, int, int)
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long long __builtin_arm_tmiatb (long long, int, int)
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long long __builtin_arm_tmiatt (long long, int, int)
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int __builtin_arm_tmovmskb (v8qi)
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int __builtin_arm_tmovmskh (v4hi)
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int __builtin_arm_tmovmskw (v2si)
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long long __builtin_arm_waccb (v8qi)
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long long __builtin_arm_wacch (v4hi)
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long long __builtin_arm_waccw (v2si)
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v8qi __builtin_arm_waddb (v8qi, v8qi)
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v8qi __builtin_arm_waddbss (v8qi, v8qi)
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v8qi __builtin_arm_waddbus (v8qi, v8qi)
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v4hi __builtin_arm_waddh (v4hi, v4hi)
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v4hi __builtin_arm_waddhss (v4hi, v4hi)
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v4hi __builtin_arm_waddhus (v4hi, v4hi)
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v2si __builtin_arm_waddw (v2si, v2si)
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v2si __builtin_arm_waddwss (v2si, v2si)
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v2si __builtin_arm_waddwus (v2si, v2si)
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v8qi __builtin_arm_walign (v8qi, v8qi, int)
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long long __builtin_arm_wand(long long, long long)
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long long __builtin_arm_wandn (long long, long long)
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v8qi __builtin_arm_wavg2b (v8qi, v8qi)
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v8qi __builtin_arm_wavg2br (v8qi, v8qi)
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v4hi __builtin_arm_wavg2h (v4hi, v4hi)
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v4hi __builtin_arm_wavg2hr (v4hi, v4hi)
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v8qi __builtin_arm_wcmpeqb (v8qi, v8qi)
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v4hi __builtin_arm_wcmpeqh (v4hi, v4hi)
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v2si __builtin_arm_wcmpeqw (v2si, v2si)
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v8qi __builtin_arm_wcmpgtsb (v8qi, v8qi)
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v4hi __builtin_arm_wcmpgtsh (v4hi, v4hi)
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v2si __builtin_arm_wcmpgtsw (v2si, v2si)
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v8qi __builtin_arm_wcmpgtub (v8qi, v8qi)
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v4hi __builtin_arm_wcmpgtuh (v4hi, v4hi)
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v2si __builtin_arm_wcmpgtuw (v2si, v2si)
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long long __builtin_arm_wmacs (long long, v4hi, v4hi)
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long long __builtin_arm_wmacsz (v4hi, v4hi)
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long long __builtin_arm_wmacu (long long, v4hi, v4hi)
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long long __builtin_arm_wmacuz (v4hi, v4hi)
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v4hi __builtin_arm_wmadds (v4hi, v4hi)
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v4hi __builtin_arm_wmaddu (v4hi, v4hi)
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v8qi __builtin_arm_wmaxsb (v8qi, v8qi)
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v4hi __builtin_arm_wmaxsh (v4hi, v4hi)
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v2si __builtin_arm_wmaxsw (v2si, v2si)
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v8qi __builtin_arm_wmaxub (v8qi, v8qi)
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v4hi __builtin_arm_wmaxuh (v4hi, v4hi)
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v2si __builtin_arm_wmaxuw (v2si, v2si)
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v8qi __builtin_arm_wminsb (v8qi, v8qi)
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v4hi __builtin_arm_wminsh (v4hi, v4hi)
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v2si __builtin_arm_wminsw (v2si, v2si)
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v8qi __builtin_arm_wminub (v8qi, v8qi)
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v4hi __builtin_arm_wminuh (v4hi, v4hi)
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v2si __builtin_arm_wminuw (v2si, v2si)
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v4hi __builtin_arm_wmulsm (v4hi, v4hi)
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v4hi __builtin_arm_wmulul (v4hi, v4hi)
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v4hi __builtin_arm_wmulum (v4hi, v4hi)
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long long __builtin_arm_wor (long long, long long)
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v2si __builtin_arm_wpackdss (long long, long long)
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v2si __builtin_arm_wpackdus (long long, long long)
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v8qi __builtin_arm_wpackhss (v4hi, v4hi)
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v8qi __builtin_arm_wpackhus (v4hi, v4hi)
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v4hi __builtin_arm_wpackwss (v2si, v2si)
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v4hi __builtin_arm_wpackwus (v2si, v2si)
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long long __builtin_arm_wrord (long long, long long)
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long long __builtin_arm_wrordi (long long, int)
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v4hi __builtin_arm_wrorh (v4hi, long long)
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v4hi __builtin_arm_wrorhi (v4hi, int)
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v2si __builtin_arm_wrorw (v2si, long long)
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v2si __builtin_arm_wrorwi (v2si, int)
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v2si __builtin_arm_wsadb (v2si, v8qi, v8qi)
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v2si __builtin_arm_wsadbz (v8qi, v8qi)
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v2si __builtin_arm_wsadh (v2si, v4hi, v4hi)
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v2si __builtin_arm_wsadhz (v4hi, v4hi)
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v4hi __builtin_arm_wshufh (v4hi, int)
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long long __builtin_arm_wslld (long long, long long)
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long long __builtin_arm_wslldi (long long, int)
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v4hi __builtin_arm_wsllh (v4hi, long long)
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v4hi __builtin_arm_wsllhi (v4hi, int)
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v2si __builtin_arm_wsllw (v2si, long long)
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v2si __builtin_arm_wsllwi (v2si, int)
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long long __builtin_arm_wsrad (long long, long long)
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long long __builtin_arm_wsradi (long long, int)
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v4hi __builtin_arm_wsrah (v4hi, long long)
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v4hi __builtin_arm_wsrahi (v4hi, int)
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v2si __builtin_arm_wsraw (v2si, long long)
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v2si __builtin_arm_wsrawi (v2si, int)
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long long __builtin_arm_wsrld (long long, long long)
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long long __builtin_arm_wsrldi (long long, int)
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v4hi __builtin_arm_wsrlh (v4hi, long long)
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v4hi __builtin_arm_wsrlhi (v4hi, int)
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v2si __builtin_arm_wsrlw (v2si, long long)
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v2si __builtin_arm_wsrlwi (v2si, int)
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v8qi __builtin_arm_wsubb (v8qi, v8qi)
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v8qi __builtin_arm_wsubbss (v8qi, v8qi)
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v8qi __builtin_arm_wsubbus (v8qi, v8qi)
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v4hi __builtin_arm_wsubh (v4hi, v4hi)
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v4hi __builtin_arm_wsubhss (v4hi, v4hi)
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v4hi __builtin_arm_wsubhus (v4hi, v4hi)
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v2si __builtin_arm_wsubw (v2si, v2si)
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v2si __builtin_arm_wsubwss (v2si, v2si)
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v2si __builtin_arm_wsubwus (v2si, v2si)
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v4hi __builtin_arm_wunpckehsb (v8qi)
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v2si __builtin_arm_wunpckehsh (v4hi)
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long long __builtin_arm_wunpckehsw (v2si)
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v4hi __builtin_arm_wunpckehub (v8qi)
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v2si __builtin_arm_wunpckehuh (v4hi)
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long long __builtin_arm_wunpckehuw (v2si)
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v4hi __builtin_arm_wunpckelsb (v8qi)
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v2si __builtin_arm_wunpckelsh (v4hi)
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long long __builtin_arm_wunpckelsw (v2si)
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v4hi __builtin_arm_wunpckelub (v8qi)
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v2si __builtin_arm_wunpckeluh (v4hi)
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long long __builtin_arm_wunpckeluw (v2si)
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v8qi __builtin_arm_wunpckihb (v8qi, v8qi)
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v4hi __builtin_arm_wunpckihh (v4hi, v4hi)
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v2si __builtin_arm_wunpckihw (v2si, v2si)
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v8qi __builtin_arm_wunpckilb (v8qi, v8qi)
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v4hi __builtin_arm_wunpckilh (v4hi, v4hi)
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v2si __builtin_arm_wunpckilw (v2si, v2si)
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long long __builtin_arm_wxor (long long, long long)
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long long __builtin_arm_wzero ()
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</pre></div>
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Next: <a href="ARM-C-Language-Extensions-_0028ACLE_0029.html#ARM-C-Language-Extensions-_0028ACLE_0029" accesskey="n" rel="next">ARM C Language Extensions (ACLE)</a>, Previous: <a href="ARC-SIMD-Built_002din-Functions.html#ARC-SIMD-Built_002din-Functions" accesskey="p" rel="prev">ARC SIMD Built-in Functions</a>, Up: <a href="Target-Builtins.html#Target-Builtins" accesskey="u" rel="up">Target Builtins</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Option-Index.html#Option-Index" title="Index" rel="index">Index</a>]</p>
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