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331 lines
36 KiB
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331 lines
36 KiB
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<head>
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<title>LCOV - lcov.info - raid/x86z.c</title>
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<link rel="stylesheet" type="text/css" href="../gcov.css">
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</head>
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<body>
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<table width="100%" border=0 cellspacing=0 cellpadding=0>
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<tr><td class="title">LCOV - code coverage report</td></tr>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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<tr>
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<table cellpadding=1 border=0 width="100%">
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<tr>
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<td width="10%" class="headerItem">Current view:</td>
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<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">raid</a> - x86z.c<span style="font-size: 80%;"> (source / <a href="x86z.c.func-sort-c.html">functions</a>)</span></td>
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<td width="5%"></td>
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<td width="15%"></td>
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<td width="10%" class="headerCovTableHead">Hit</td>
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<td width="10%" class="headerCovTableHead">Total</td>
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<td width="15%" class="headerCovTableHead">Coverage</td>
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</tr>
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<tr>
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<td class="headerItem">Test:</td>
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<td class="headerValue">lcov.info</td>
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<td></td>
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<td class="headerItem">Lines:</td>
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<td class="headerCovTableEntry">146</td>
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<td class="headerCovTableEntry">146</td>
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<td class="headerCovTableEntryHi">100.0 %</td>
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</tr>
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<tr>
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<td class="headerItem">Date:</td>
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<td class="headerValue">2026-03-15 15:58:19</td>
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<td></td>
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<td class="headerItem">Functions:</td>
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<td class="headerCovTableEntry">3</td>
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<td class="headerCovTableEntry">3</td>
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<td class="headerCovTableEntryHi">100.0 %</td>
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</tr>
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<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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</table>
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</td>
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</tr>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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</table>
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<table cellpadding=0 cellspacing=0 border=0>
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<tr>
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<td><br></td>
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<pre class="sourceHeading"> Line data Source code</pre>
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<pre class="source">
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<a name="1"><span class="lineNum"> 1 </span> : /*</a>
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<a name="2"><span class="lineNum"> 2 </span> : * Copyright (C) 2013 Andrea Mazzoleni</a>
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<a name="3"><span class="lineNum"> 3 </span> : *</a>
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<a name="4"><span class="lineNum"> 4 </span> : * This program is free software: you can redistribute it and/or modify</a>
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<a name="5"><span class="lineNum"> 5 </span> : * it under the terms of the GNU General Public License as published by</a>
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<a name="6"><span class="lineNum"> 6 </span> : * the Free Software Foundation, either version 2 of the License, or</a>
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<a name="7"><span class="lineNum"> 7 </span> : * (at your option) any later version.</a>
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<a name="8"><span class="lineNum"> 8 </span> : *</a>
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<a name="9"><span class="lineNum"> 9 </span> : * This program is distributed in the hope that it will be useful,</a>
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<a name="10"><span class="lineNum"> 10 </span> : * but WITHOUT ANY WARRANTY; without even the implied warranty of</a>
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<a name="11"><span class="lineNum"> 11 </span> : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</a>
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<a name="12"><span class="lineNum"> 12 </span> : * GNU General Public License for more details.</a>
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<a name="13"><span class="lineNum"> 13 </span> : */</a>
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<a name="14"><span class="lineNum"> 14 </span> : </a>
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<a name="15"><span class="lineNum"> 15 </span> : #include "internal.h"</a>
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<a name="16"><span class="lineNum"> 16 </span> : </a>
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<a name="17"><span class="lineNum"> 17 </span> : #if defined(CONFIG_X86) && defined(CONFIG_SSE2)</a>
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<a name="18"><span class="lineNum"> 18 </span> : static const struct gfzconst16 {</a>
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<a name="19"><span class="lineNum"> 19 </span> : uint8_t poly[16];</a>
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<a name="20"><span class="lineNum"> 20 </span> : uint8_t half[16];</a>
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<a name="21"><span class="lineNum"> 21 </span> : uint8_t low7[16];</a>
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<a name="22"><span class="lineNum"> 22 </span> : } gfzconst16 __aligned(64) =</a>
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<a name="23"><span class="lineNum"> 23 </span> : {</a>
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<a name="24"><span class="lineNum"> 24 </span> : {</a>
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<a name="25"><span class="lineNum"> 25 </span> : 0x1d, 0x1d, 0x1d, 0x1d, 0x1d, 0x1d, 0x1d, 0x1d,</a>
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<a name="26"><span class="lineNum"> 26 </span> : 0x1d, 0x1d, 0x1d, 0x1d, 0x1d, 0x1d, 0x1d, 0x1d</a>
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<a name="27"><span class="lineNum"> 27 </span> : },</a>
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<a name="28"><span class="lineNum"> 28 </span> : {</a>
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<a name="29"><span class="lineNum"> 29 </span> : 0x8e, 0x8e, 0x8e, 0x8e, 0x8e, 0x8e, 0x8e, 0x8e,</a>
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<a name="30"><span class="lineNum"> 30 </span> : 0x8e, 0x8e, 0x8e, 0x8e, 0x8e, 0x8e, 0x8e, 0x8e</a>
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<a name="31"><span class="lineNum"> 31 </span> : },</a>
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<a name="32"><span class="lineNum"> 32 </span> : {</a>
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<a name="33"><span class="lineNum"> 33 </span> : 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f,</a>
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<a name="34"><span class="lineNum"> 34 </span> : 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f</a>
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<a name="35"><span class="lineNum"> 35 </span> : }</a>
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<a name="36"><span class="lineNum"> 36 </span> : };</a>
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<a name="37"><span class="lineNum"> 37 </span> : #endif</a>
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<a name="38"><span class="lineNum"> 38 </span> : </a>
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<a name="39"><span class="lineNum"> 39 </span> : #if defined(CONFIG_X86) && defined(CONFIG_SSE2)</a>
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<a name="40"><span class="lineNum"> 40 </span> : /*</a>
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<a name="41"><span class="lineNum"> 41 </span> : * GENz (triple parity with powers of 2^-1) SSE2 implementation</a>
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<a name="42"><span class="lineNum"> 42 </span> : */</a>
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<a name="43"><span class="lineNum"> 43 </span><span class="lineCov"> 11 : void raid_genz_sse2(int nd, size_t size, void **vv)</span></a>
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<a name="44"><span class="lineNum"> 44 </span> : {</a>
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<a name="45"><span class="lineNum"> 45 </span><span class="lineCov"> 11 : uint8_t **v = (uint8_t**)vv;</span></a>
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<a name="46"><span class="lineNum"> 46 </span> : uint8_t *p;</a>
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<a name="47"><span class="lineNum"> 47 </span> : uint8_t *q;</a>
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<a name="48"><span class="lineNum"> 48 </span> : uint8_t *r;</a>
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<a name="49"><span class="lineNum"> 49 </span> : int d, l;</a>
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<a name="50"><span class="lineNum"> 50 </span> : size_t i;</a>
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<a name="51"><span class="lineNum"> 51 </span> : </a>
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<a name="52"><span class="lineNum"> 52 </span><span class="lineCov"> 11 : l = nd - 1;</span></a>
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<a name="53"><span class="lineNum"> 53 </span><span class="lineCov"> 11 : p = v[nd];</span></a>
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<a name="54"><span class="lineNum"> 54 </span><span class="lineCov"> 11 : q = v[nd + 1];</span></a>
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<a name="55"><span class="lineNum"> 55 </span><span class="lineCov"> 11 : r = v[nd + 2];</span></a>
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<a name="56"><span class="lineNum"> 56 </span> : </a>
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<a name="57"><span class="lineNum"> 57 </span> : raid_sse_begin();</a>
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<a name="58"><span class="lineNum"> 58 </span> : </a>
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<a name="59"><span class="lineNum"> 59 </span><span class="lineCov"> 11 : asm volatile ("movdqa %0,%%xmm7" : : "m" (gfzconst16.poly[0]));</span></a>
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<a name="60"><span class="lineNum"> 60 </span><span class="lineCov"> 11 : asm volatile ("movdqa %0,%%xmm3" : : "m" (gfzconst16.half[0]));</span></a>
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<a name="61"><span class="lineNum"> 61 </span><span class="lineCov"> 11 : asm volatile ("movdqa %0,%%xmm6" : : "m" (gfzconst16.low7[0]));</span></a>
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<a name="62"><span class="lineNum"> 62 </span> : </a>
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<a name="63"><span class="lineNum"> 63 </span><span class="lineCov"> 163867 : for (i = 0; i < size; i += 16) {</span></a>
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<a name="64"><span class="lineNum"> 64 </span><span class="lineCov"> 163856 : asm volatile ("movdqa %0,%%xmm0" : : "m" (v[l][i]));</span></a>
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<a name="65"><span class="lineNum"> 65 </span><span class="lineCov"> 163856 : asm volatile ("movdqa %xmm0,%xmm1");</span></a>
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<a name="66"><span class="lineNum"> 66 </span><span class="lineCov"> 163856 : asm volatile ("movdqa %xmm0,%xmm2");</span></a>
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<a name="67"><span class="lineNum"> 67 </span><span class="lineCov"> 1311232 : for (d = l - 1; d >= 0; --d) {</span></a>
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<a name="68"><span class="lineNum"> 68 </span><span class="lineCov"> 1147376 : asm volatile ("pxor %xmm4,%xmm4");</span></a>
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<a name="69"><span class="lineNum"> 69 </span><span class="lineCov"> 1147376 : asm volatile ("pcmpgtb %xmm1,%xmm4");</span></a>
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<a name="70"><span class="lineNum"> 70 </span><span class="lineCov"> 1147376 : asm volatile ("paddb %xmm1,%xmm1");</span></a>
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<a name="71"><span class="lineNum"> 71 </span><span class="lineCov"> 1147376 : asm volatile ("pand %xmm7,%xmm4");</span></a>
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<a name="72"><span class="lineNum"> 72 </span><span class="lineCov"> 1147376 : asm volatile ("pxor %xmm4,%xmm1");</span></a>
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<a name="73"><span class="lineNum"> 73 </span> : </a>
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<a name="74"><span class="lineNum"> 74 </span><span class="lineCov"> 1147376 : asm volatile ("movdqa %xmm2,%xmm4");</span></a>
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<a name="75"><span class="lineNum"> 75 </span><span class="lineCov"> 1147376 : asm volatile ("pxor %xmm5,%xmm5");</span></a>
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<a name="76"><span class="lineNum"> 76 </span><span class="lineCov"> 1147376 : asm volatile ("psllw $7,%xmm4");</span></a>
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<a name="77"><span class="lineNum"> 77 </span><span class="lineCov"> 1147376 : asm volatile ("psrlw $1,%xmm2");</span></a>
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<a name="78"><span class="lineNum"> 78 </span><span class="lineCov"> 1147376 : asm volatile ("pcmpgtb %xmm4,%xmm5");</span></a>
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<a name="79"><span class="lineNum"> 79 </span><span class="lineCov"> 1147376 : asm volatile ("pand %xmm6,%xmm2");</span></a>
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<a name="80"><span class="lineNum"> 80 </span><span class="lineCov"> 1147376 : asm volatile ("pand %xmm3,%xmm5");</span></a>
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<a name="81"><span class="lineNum"> 81 </span><span class="lineCov"> 1147376 : asm volatile ("pxor %xmm5,%xmm2");</span></a>
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<a name="82"><span class="lineNum"> 82 </span> : </a>
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<a name="83"><span class="lineNum"> 83 </span><span class="lineCov"> 1147376 : asm volatile ("movdqa %0,%%xmm4" : : "m" (v[d][i]));</span></a>
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<a name="84"><span class="lineNum"> 84 </span><span class="lineCov"> 1147376 : asm volatile ("pxor %xmm4,%xmm0");</span></a>
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<a name="85"><span class="lineNum"> 85 </span><span class="lineCov"> 1147376 : asm volatile ("pxor %xmm4,%xmm1");</span></a>
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<a name="86"><span class="lineNum"> 86 </span><span class="lineCov"> 1147376 : asm volatile ("pxor %xmm4,%xmm2");</span></a>
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<a name="87"><span class="lineNum"> 87 </span> : }</a>
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<a name="88"><span class="lineNum"> 88 </span><span class="lineCov"> 163856 : asm volatile ("movntdq %%xmm0,%0" : "=m" (p[i]));</span></a>
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<a name="89"><span class="lineNum"> 89 </span><span class="lineCov"> 163856 : asm volatile ("movntdq %%xmm1,%0" : "=m" (q[i]));</span></a>
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<a name="90"><span class="lineNum"> 90 </span><span class="lineCov"> 163856 : asm volatile ("movntdq %%xmm2,%0" : "=m" (r[i]));</span></a>
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<a name="91"><span class="lineNum"> 91 </span> : }</a>
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<a name="92"><span class="lineNum"> 92 </span> : </a>
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<a name="93"><span class="lineNum"> 93 </span> : raid_sse_end();</a>
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<a name="94"><span class="lineNum"> 94 </span><span class="lineCov"> 11 : }</span></a>
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<a name="95"><span class="lineNum"> 95 </span> : #endif</a>
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<a name="96"><span class="lineNum"> 96 </span> : </a>
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<a name="97"><span class="lineNum"> 97 </span> : #if defined(CONFIG_X86_64) && defined(CONFIG_SSE2)</a>
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<a name="98"><span class="lineNum"> 98 </span> : /*</a>
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<a name="99"><span class="lineNum"> 99 </span> : * GENz (triple parity with powers of 2^-1) SSE2 implementation</a>
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<a name="100"><span class="lineNum"> 100 </span> : *</a>
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<a name="101"><span class="lineNum"> 101 </span> : * Note that it uses 16 registers, meaning that x64 is required.</a>
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<a name="102"><span class="lineNum"> 102 </span> : */</a>
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<a name="103"><span class="lineNum"> 103 </span><span class="lineCov"> 34572 : void raid_genz_sse2ext(int nd, size_t size, void **vv)</span></a>
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<a name="104"><span class="lineNum"> 104 </span> : {</a>
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<a name="105"><span class="lineNum"> 105 </span><span class="lineCov"> 34572 : uint8_t **v = (uint8_t**)vv;</span></a>
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<a name="106"><span class="lineNum"> 106 </span> : uint8_t *p;</a>
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<a name="107"><span class="lineNum"> 107 </span> : uint8_t *q;</a>
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<a name="108"><span class="lineNum"> 108 </span> : uint8_t *r;</a>
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<a name="109"><span class="lineNum"> 109 </span> : int d, l;</a>
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<a name="110"><span class="lineNum"> 110 </span> : size_t i;</a>
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<a name="111"><span class="lineNum"> 111 </span> : </a>
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<a name="112"><span class="lineNum"> 112 </span><span class="lineCov"> 34572 : l = nd - 1;</span></a>
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<a name="113"><span class="lineNum"> 113 </span><span class="lineCov"> 34572 : p = v[nd];</span></a>
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<a name="114"><span class="lineNum"> 114 </span><span class="lineCov"> 34572 : q = v[nd + 1];</span></a>
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<a name="115"><span class="lineNum"> 115 </span><span class="lineCov"> 34572 : r = v[nd + 2];</span></a>
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<a name="116"><span class="lineNum"> 116 </span> : </a>
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<a name="117"><span class="lineNum"> 117 </span> : raid_sse_begin();</a>
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<a name="118"><span class="lineNum"> 118 </span> : </a>
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<a name="119"><span class="lineNum"> 119 </span><span class="lineCov"> 34572 : asm volatile ("movdqa %0,%%xmm7" : : "m" (gfzconst16.poly[0]));</span></a>
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<a name="120"><span class="lineNum"> 120 </span><span class="lineCov"> 34572 : asm volatile ("movdqa %0,%%xmm3" : : "m" (gfzconst16.half[0]));</span></a>
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<a name="121"><span class="lineNum"> 121 </span><span class="lineCov"> 34572 : asm volatile ("movdqa %0,%%xmm11" : : "m" (gfzconst16.low7[0]));</span></a>
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<a name="122"><span class="lineNum"> 122 </span> : </a>
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<a name="123"><span class="lineNum"> 123 </span><span class="lineCov"> 1222452 : for (i = 0; i < size; i += 32) {</span></a>
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<a name="124"><span class="lineNum"> 124 </span><span class="lineCov"> 1187880 : asm volatile ("movdqa %0,%%xmm0" : : "m" (v[l][i]));</span></a>
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<a name="125"><span class="lineNum"> 125 </span><span class="lineCov"> 1187880 : asm volatile ("movdqa %0,%%xmm8" : : "m" (v[l][i + 16]));</span></a>
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<a name="126"><span class="lineNum"> 126 </span><span class="lineCov"> 1187880 : asm volatile ("movdqa %xmm0,%xmm1");</span></a>
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<a name="127"><span class="lineNum"> 127 </span><span class="lineCov"> 1187880 : asm volatile ("movdqa %xmm8,%xmm9");</span></a>
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<a name="128"><span class="lineNum"> 128 </span><span class="lineCov"> 1187880 : asm volatile ("movdqa %xmm0,%xmm2");</span></a>
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<a name="129"><span class="lineNum"> 129 </span><span class="lineCov"> 1187880 : asm volatile ("movdqa %xmm8,%xmm10");</span></a>
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<a name="130"><span class="lineNum"> 130 </span><span class="lineCov"> 7291328 : for (d = l - 1; d >= 0; --d) {</span></a>
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<a name="131"><span class="lineNum"> 131 </span><span class="lineCov"> 6103448 : asm volatile ("movdqa %xmm2,%xmm6");</span></a>
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<a name="132"><span class="lineNum"> 132 </span><span class="lineCov"> 6103448 : asm volatile ("movdqa %xmm10,%xmm14");</span></a>
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<a name="133"><span class="lineNum"> 133 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm4,%xmm4");</span></a>
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<a name="134"><span class="lineNum"> 134 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm12,%xmm12");</span></a>
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<a name="135"><span class="lineNum"> 135 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm5,%xmm5");</span></a>
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<a name="136"><span class="lineNum"> 136 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm13,%xmm13");</span></a>
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<a name="137"><span class="lineNum"> 137 </span><span class="lineCov"> 6103448 : asm volatile ("psllw $7,%xmm6");</span></a>
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<a name="138"><span class="lineNum"> 138 </span><span class="lineCov"> 6103448 : asm volatile ("psllw $7,%xmm14");</span></a>
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<a name="139"><span class="lineNum"> 139 </span><span class="lineCov"> 6103448 : asm volatile ("psrlw $1,%xmm2");</span></a>
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<a name="140"><span class="lineNum"> 140 </span><span class="lineCov"> 6103448 : asm volatile ("psrlw $1,%xmm10");</span></a>
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<a name="141"><span class="lineNum"> 141 </span><span class="lineCov"> 6103448 : asm volatile ("pcmpgtb %xmm1,%xmm4");</span></a>
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<a name="142"><span class="lineNum"> 142 </span><span class="lineCov"> 6103448 : asm volatile ("pcmpgtb %xmm9,%xmm12");</span></a>
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<a name="143"><span class="lineNum"> 143 </span><span class="lineCov"> 6103448 : asm volatile ("pcmpgtb %xmm6,%xmm5");</span></a>
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<a name="144"><span class="lineNum"> 144 </span><span class="lineCov"> 6103448 : asm volatile ("pcmpgtb %xmm14,%xmm13");</span></a>
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<a name="145"><span class="lineNum"> 145 </span><span class="lineCov"> 6103448 : asm volatile ("paddb %xmm1,%xmm1");</span></a>
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<a name="146"><span class="lineNum"> 146 </span><span class="lineCov"> 6103448 : asm volatile ("paddb %xmm9,%xmm9");</span></a>
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<a name="147"><span class="lineNum"> 147 </span><span class="lineCov"> 6103448 : asm volatile ("pand %xmm11,%xmm2");</span></a>
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<a name="148"><span class="lineNum"> 148 </span><span class="lineCov"> 6103448 : asm volatile ("pand %xmm11,%xmm10");</span></a>
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<a name="149"><span class="lineNum"> 149 </span><span class="lineCov"> 6103448 : asm volatile ("pand %xmm7,%xmm4");</span></a>
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<a name="150"><span class="lineNum"> 150 </span><span class="lineCov"> 6103448 : asm volatile ("pand %xmm7,%xmm12");</span></a>
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<a name="151"><span class="lineNum"> 151 </span><span class="lineCov"> 6103448 : asm volatile ("pand %xmm3,%xmm5");</span></a>
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<a name="152"><span class="lineNum"> 152 </span><span class="lineCov"> 6103448 : asm volatile ("pand %xmm3,%xmm13");</span></a>
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<a name="153"><span class="lineNum"> 153 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm4,%xmm1");</span></a>
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<a name="154"><span class="lineNum"> 154 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm12,%xmm9");</span></a>
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<a name="155"><span class="lineNum"> 155 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm5,%xmm2");</span></a>
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<a name="156"><span class="lineNum"> 156 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm13,%xmm10");</span></a>
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<a name="157"><span class="lineNum"> 157 </span> : </a>
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<a name="158"><span class="lineNum"> 158 </span><span class="lineCov"> 6103448 : asm volatile ("movdqa %0,%%xmm4" : : "m" (v[d][i]));</span></a>
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<a name="159"><span class="lineNum"> 159 </span><span class="lineCov"> 6103448 : asm volatile ("movdqa %0,%%xmm12" : : "m" (v[d][i + 16]));</span></a>
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<a name="160"><span class="lineNum"> 160 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm4,%xmm0");</span></a>
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<a name="161"><span class="lineNum"> 161 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm4,%xmm1");</span></a>
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<a name="162"><span class="lineNum"> 162 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm4,%xmm2");</span></a>
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<a name="163"><span class="lineNum"> 163 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm12,%xmm8");</span></a>
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<a name="164"><span class="lineNum"> 164 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm12,%xmm9");</span></a>
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<a name="165"><span class="lineNum"> 165 </span><span class="lineCov"> 6103448 : asm volatile ("pxor %xmm12,%xmm10");</span></a>
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<a name="166"><span class="lineNum"> 166 </span> : }</a>
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<a name="167"><span class="lineNum"> 167 </span><span class="lineCov"> 1187880 : asm volatile ("movntdq %%xmm0,%0" : "=m" (p[i]));</span></a>
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<a name="168"><span class="lineNum"> 168 </span><span class="lineCov"> 1187880 : asm volatile ("movntdq %%xmm8,%0" : "=m" (p[i + 16]));</span></a>
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<a name="169"><span class="lineNum"> 169 </span><span class="lineCov"> 1187880 : asm volatile ("movntdq %%xmm1,%0" : "=m" (q[i]));</span></a>
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<a name="170"><span class="lineNum"> 170 </span><span class="lineCov"> 1187880 : asm volatile ("movntdq %%xmm9,%0" : "=m" (q[i + 16]));</span></a>
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<a name="171"><span class="lineNum"> 171 </span><span class="lineCov"> 1187880 : asm volatile ("movntdq %%xmm2,%0" : "=m" (r[i]));</span></a>
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<a name="172"><span class="lineNum"> 172 </span><span class="lineCov"> 1187880 : asm volatile ("movntdq %%xmm10,%0" : "=m" (r[i + 16]));</span></a>
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<a name="173"><span class="lineNum"> 173 </span> : }</a>
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<a name="174"><span class="lineNum"> 174 </span> : </a>
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|
<a name="175"><span class="lineNum"> 175 </span> : raid_sse_end();</a>
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|
<a name="176"><span class="lineNum"> 176 </span><span class="lineCov"> 34572 : }</span></a>
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|
<a name="177"><span class="lineNum"> 177 </span> : #endif</a>
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<a name="178"><span class="lineNum"> 178 </span> : </a>
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<a name="179"><span class="lineNum"> 179 </span> : #if defined(CONFIG_X86_64) && defined(CONFIG_AVX2)</a>
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<a name="180"><span class="lineNum"> 180 </span> : /*</a>
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|
<a name="181"><span class="lineNum"> 181 </span> : * GENz (triple parity with powers of 2^-1) AVX2 implementation</a>
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|
<a name="182"><span class="lineNum"> 182 </span> : *</a>
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<a name="183"><span class="lineNum"> 183 </span> : * Note that it uses 16 registers, meaning that x64 is required.</a>
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<a name="184"><span class="lineNum"> 184 </span> : */</a>
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<a name="185"><span class="lineNum"> 185 </span><span class="lineCov"> 1095 : void raid_genz_avx2ext(int nd, size_t size, void **vv)</span></a>
|
|
<a name="186"><span class="lineNum"> 186 </span> : {</a>
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|
<a name="187"><span class="lineNum"> 187 </span><span class="lineCov"> 1095 : uint8_t **v = (uint8_t**)vv;</span></a>
|
|
<a name="188"><span class="lineNum"> 188 </span> : uint8_t *p;</a>
|
|
<a name="189"><span class="lineNum"> 189 </span> : uint8_t *q;</a>
|
|
<a name="190"><span class="lineNum"> 190 </span> : uint8_t *r;</a>
|
|
<a name="191"><span class="lineNum"> 191 </span> : int d, l;</a>
|
|
<a name="192"><span class="lineNum"> 192 </span> : size_t i;</a>
|
|
<a name="193"><span class="lineNum"> 193 </span> : </a>
|
|
<a name="194"><span class="lineNum"> 194 </span><span class="lineCov"> 1095 : l = nd - 1;</span></a>
|
|
<a name="195"><span class="lineNum"> 195 </span><span class="lineCov"> 1095 : p = v[nd];</span></a>
|
|
<a name="196"><span class="lineNum"> 196 </span><span class="lineCov"> 1095 : q = v[nd + 1];</span></a>
|
|
<a name="197"><span class="lineNum"> 197 </span><span class="lineCov"> 1095 : r = v[nd + 2];</span></a>
|
|
<a name="198"><span class="lineNum"> 198 </span> : </a>
|
|
<a name="199"><span class="lineNum"> 199 </span> : raid_avx_begin();</a>
|
|
<a name="200"><span class="lineNum"> 200 </span> : </a>
|
|
<a name="201"><span class="lineNum"> 201 </span><span class="lineCov"> 1095 : asm volatile ("vbroadcasti128 %0,%%ymm7" : : "m" (gfzconst16.poly[0]));</span></a>
|
|
<a name="202"><span class="lineNum"> 202 </span><span class="lineCov"> 1095 : asm volatile ("vbroadcasti128 %0,%%ymm3" : : "m" (gfzconst16.half[0]));</span></a>
|
|
<a name="203"><span class="lineNum"> 203 </span><span class="lineCov"> 1095 : asm volatile ("vbroadcasti128 %0,%%ymm11" : : "m" (gfzconst16.low7[0]));</span></a>
|
|
<a name="204"><span class="lineNum"> 204 </span><span class="lineCov"> 1095 : asm volatile ("vpxor %ymm15,%ymm15,%ymm15");</span></a>
|
|
<a name="205"><span class="lineNum"> 205 </span> : </a>
|
|
<a name="206"><span class="lineNum"> 206 </span><span class="lineCov"> 13659 : for (i = 0; i < size; i += 64) {</span></a>
|
|
<a name="207"><span class="lineNum"> 207 </span><span class="lineCov"> 12564 : asm volatile ("vmovdqa %0,%%ymm0" : : "m" (v[l][i]));</span></a>
|
|
<a name="208"><span class="lineNum"> 208 </span><span class="lineCov"> 12564 : asm volatile ("vmovdqa %0,%%ymm8" : : "m" (v[l][i + 32]));</span></a>
|
|
<a name="209"><span class="lineNum"> 209 </span><span class="lineCov"> 12564 : asm volatile ("vmovdqa %ymm0,%ymm1");</span></a>
|
|
<a name="210"><span class="lineNum"> 210 </span><span class="lineCov"> 12564 : asm volatile ("vmovdqa %ymm8,%ymm9");</span></a>
|
|
<a name="211"><span class="lineNum"> 211 </span><span class="lineCov"> 12564 : asm volatile ("vmovdqa %ymm0,%ymm2");</span></a>
|
|
<a name="212"><span class="lineNum"> 212 </span><span class="lineCov"> 12564 : asm volatile ("vmovdqa %ymm8,%ymm10");</span></a>
|
|
<a name="213"><span class="lineNum"> 213 </span><span class="lineCov"> 118080 : for (d = l - 1; d >= 0; --d) {</span></a>
|
|
<a name="214"><span class="lineNum"> 214 </span><span class="lineCov"> 105516 : asm volatile ("vpsllw $7,%ymm2,%ymm6");</span></a>
|
|
<a name="215"><span class="lineNum"> 215 </span><span class="lineCov"> 105516 : asm volatile ("vpsllw $7,%ymm10,%ymm14");</span></a>
|
|
<a name="216"><span class="lineNum"> 216 </span><span class="lineCov"> 105516 : asm volatile ("vpsrlw $1,%ymm2,%ymm2");</span></a>
|
|
<a name="217"><span class="lineNum"> 217 </span><span class="lineCov"> 105516 : asm volatile ("vpsrlw $1,%ymm10,%ymm10");</span></a>
|
|
<a name="218"><span class="lineNum"> 218 </span><span class="lineCov"> 105516 : asm volatile ("vpcmpgtb %ymm1,%ymm15,%ymm4");</span></a>
|
|
<a name="219"><span class="lineNum"> 219 </span><span class="lineCov"> 105516 : asm volatile ("vpcmpgtb %ymm9,%ymm15,%ymm12");</span></a>
|
|
<a name="220"><span class="lineNum"> 220 </span><span class="lineCov"> 105516 : asm volatile ("vpcmpgtb %ymm6,%ymm15,%ymm5");</span></a>
|
|
<a name="221"><span class="lineNum"> 221 </span><span class="lineCov"> 105516 : asm volatile ("vpcmpgtb %ymm14,%ymm15,%ymm13");</span></a>
|
|
<a name="222"><span class="lineNum"> 222 </span><span class="lineCov"> 105516 : asm volatile ("vpaddb %ymm1,%ymm1,%ymm1");</span></a>
|
|
<a name="223"><span class="lineNum"> 223 </span><span class="lineCov"> 105516 : asm volatile ("vpaddb %ymm9,%ymm9,%ymm9");</span></a>
|
|
<a name="224"><span class="lineNum"> 224 </span><span class="lineCov"> 105516 : asm volatile ("vpand %ymm11,%ymm2,%ymm2");</span></a>
|
|
<a name="225"><span class="lineNum"> 225 </span><span class="lineCov"> 105516 : asm volatile ("vpand %ymm11,%ymm10,%ymm10");</span></a>
|
|
<a name="226"><span class="lineNum"> 226 </span><span class="lineCov"> 105516 : asm volatile ("vpand %ymm7,%ymm4,%ymm4");</span></a>
|
|
<a name="227"><span class="lineNum"> 227 </span><span class="lineCov"> 105516 : asm volatile ("vpand %ymm7,%ymm12,%ymm12");</span></a>
|
|
<a name="228"><span class="lineNum"> 228 </span><span class="lineCov"> 105516 : asm volatile ("vpand %ymm3,%ymm5,%ymm5");</span></a>
|
|
<a name="229"><span class="lineNum"> 229 </span><span class="lineCov"> 105516 : asm volatile ("vpand %ymm3,%ymm13,%ymm13");</span></a>
|
|
<a name="230"><span class="lineNum"> 230 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm4,%ymm1,%ymm1");</span></a>
|
|
<a name="231"><span class="lineNum"> 231 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm12,%ymm9,%ymm9");</span></a>
|
|
<a name="232"><span class="lineNum"> 232 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm5,%ymm2,%ymm2");</span></a>
|
|
<a name="233"><span class="lineNum"> 233 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm13,%ymm10,%ymm10");</span></a>
|
|
<a name="234"><span class="lineNum"> 234 </span> : </a>
|
|
<a name="235"><span class="lineNum"> 235 </span><span class="lineCov"> 105516 : asm volatile ("vmovdqa %0,%%ymm4" : : "m" (v[d][i]));</span></a>
|
|
<a name="236"><span class="lineNum"> 236 </span><span class="lineCov"> 105516 : asm volatile ("vmovdqa %0,%%ymm12" : : "m" (v[d][i + 32]));</span></a>
|
|
<a name="237"><span class="lineNum"> 237 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm4,%ymm0,%ymm0");</span></a>
|
|
<a name="238"><span class="lineNum"> 238 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm4,%ymm1,%ymm1");</span></a>
|
|
<a name="239"><span class="lineNum"> 239 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm4,%ymm2,%ymm2");</span></a>
|
|
<a name="240"><span class="lineNum"> 240 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm12,%ymm8,%ymm8");</span></a>
|
|
<a name="241"><span class="lineNum"> 241 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm12,%ymm9,%ymm9");</span></a>
|
|
<a name="242"><span class="lineNum"> 242 </span><span class="lineCov"> 105516 : asm volatile ("vpxor %ymm12,%ymm10,%ymm10");</span></a>
|
|
<a name="243"><span class="lineNum"> 243 </span> : }</a>
|
|
<a name="244"><span class="lineNum"> 244 </span><span class="lineCov"> 12564 : asm volatile ("vmovntdq %%ymm0,%0" : "=m" (p[i]));</span></a>
|
|
<a name="245"><span class="lineNum"> 245 </span><span class="lineCov"> 12564 : asm volatile ("vmovntdq %%ymm8,%0" : "=m" (p[i + 32]));</span></a>
|
|
<a name="246"><span class="lineNum"> 246 </span><span class="lineCov"> 12564 : asm volatile ("vmovntdq %%ymm1,%0" : "=m" (q[i]));</span></a>
|
|
<a name="247"><span class="lineNum"> 247 </span><span class="lineCov"> 12564 : asm volatile ("vmovntdq %%ymm9,%0" : "=m" (q[i + 32]));</span></a>
|
|
<a name="248"><span class="lineNum"> 248 </span><span class="lineCov"> 12564 : asm volatile ("vmovntdq %%ymm2,%0" : "=m" (r[i]));</span></a>
|
|
<a name="249"><span class="lineNum"> 249 </span><span class="lineCov"> 12564 : asm volatile ("vmovntdq %%ymm10,%0" : "=m" (r[i + 32]));</span></a>
|
|
<a name="250"><span class="lineNum"> 250 </span> : }</a>
|
|
<a name="251"><span class="lineNum"> 251 </span> : </a>
|
|
<a name="252"><span class="lineNum"> 252 </span> : raid_avx_end();</a>
|
|
<a name="253"><span class="lineNum"> 253 </span><span class="lineCov"> 1095 : }</span></a>
|
|
<a name="254"><span class="lineNum"> 254 </span> : #endif</a>
|
|
<a name="255"><span class="lineNum"> 255 </span> : </a>
|
|
</pre>
|
|
</td>
|
|
</tr>
|
|
</table>
|
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<br>
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<table width="100%" border=0 cellspacing=0 cellpadding=0>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
|
|
<tr><td class="versionInfo">Generated by: <a href="https://github.com/linux-test-project/lcov" target="_parent">LCOV version 1.0</a></td></tr>
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</table>
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<br>
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</body>
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</html>
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