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1 /* |
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2 * LIBOIL - Library of Optimized Inner Loops |
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3 * Copyright (c) 2004 David A. Schleef <ds@schleef.org> |
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4 * All rights reserved. |
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5 * |
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6 * Redistribution and use in source and binary forms, with or without |
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7 * modification, are permitted provided that the following conditions |
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8 * are met: |
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9 * 1. Redistributions of source code must retain the above copyright |
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10 * notice, this list of conditions and the following disclaimer. |
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11 * 2. Redistributions in binary form must reproduce the above copyright |
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12 * notice, this list of conditions and the following disclaimer in the |
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13 * documentation and/or other materials provided with the distribution. |
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14 * |
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15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
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19 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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23 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
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24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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25 * POSSIBILITY OF SUCH DAMAGE. |
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26 */ |
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27 //Portions Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. |
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28 |
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29 #ifdef HAVE_CONFIG_H |
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30 #include "config.h" |
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31 #endif |
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32 |
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33 #include <liboil/liboilfunction.h> |
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34 #include <liboil/liboilfunction.h> |
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35 |
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36 OIL_DECLARE_CLASS(splat_u32_ns); |
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37 |
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38 static void |
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39 splat_u32_ns_i386_mmx (uint32_t *dest, uint32_t *src, int n) |
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40 { |
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41 #if !defined(__WINSCW__) && !defined(__WINS__) |
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42 while(n&0x7) { |
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43 *dest++ = *src; |
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44 n--; |
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45 } |
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46 if (n) asm volatile ( |
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47 " mov $0, %%eax\n" |
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48 " movq (%1), %%mm0\n" |
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49 " punpckldq (%1), %%mm0\n" |
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50 "1:\n" |
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51 " movntq %%mm0, (%0,%%eax)\n" |
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52 " movntq %%mm0, 8(%0,%%eax)\n" |
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53 " movntq %%mm0, 16(%0,%%eax)\n" |
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54 " movntq %%mm0, 24(%0,%%eax)\n" |
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55 " add $32, %%eax\n" |
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56 " decl %%ecx\n" |
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57 " jne 1b\n" |
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58 " sfence\n" |
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59 " emms\n" |
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60 : "+r" (dest), "+r" (src) |
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61 : "c" (n/8) |
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62 : "eax"); |
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63 #endif |
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64 } |
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65 OIL_DEFINE_IMPL_FULL (splat_u32_ns_i386_mmx, splat_u32_ns, OIL_IMPL_FLAG_MMX | OIL_IMPL_FLAG_MMXEXT); |
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66 |
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67 |
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68 |
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69 |
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70 |
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71 #ifdef __SYMBIAN32__ |
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72 |
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73 OilFunctionImpl* __oil_function_impl_splat_u32_ns_i386_mmx, splat_u32_ns() { |
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74 return &_oil_function_impl_splat_u32_ns_i386_mmx, splat_u32_ns; |
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75 } |
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76 #endif |
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77 |