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1 /* |
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2 * LIBOIL - Library of Optimized Inner Loops |
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3 * Copyright (c) 2001,2003,2004 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 #include <liboil/liboilfunction.h> |
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33 #include <string.h> |
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34 |
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35 OIL_DECLARE_CLASS(splat_u8); |
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36 OIL_DECLARE_CLASS(splat_u32); |
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37 OIL_DECLARE_CLASS(splat_u8_ns); |
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38 OIL_DECLARE_CLASS(splat_u32_ns); |
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39 |
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40 |
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41 |
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42 |
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43 static void splat_u32_unroll2 (uint32_t *dest, int dstr, const uint32_t *param, int n) |
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44 { |
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45 int i; |
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46 if (n&1) { |
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47 *dest = *param; |
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48 OIL_INCREMENT(dest,dstr); |
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49 } |
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50 n >>= 1; |
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51 for(i=0;i<n;i++){ |
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52 *dest = *param; |
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53 OIL_INCREMENT(dest,dstr); |
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54 *dest = *param; |
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55 OIL_INCREMENT(dest,dstr); |
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56 } |
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57 } |
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58 OIL_DEFINE_IMPL(splat_u32_unroll2, splat_u32); |
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59 |
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60 static void splat_u32_ns_unroll2 (uint32_t *dest, const uint32_t *param, int n) |
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61 { |
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62 int i; |
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63 if (n&1) { |
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64 *dest = *param; |
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65 dest++; |
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66 } |
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67 n >>= 1; |
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68 for(i=0;i<n;i++){ |
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69 *dest = *param; |
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70 dest++; |
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71 *dest = *param; |
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72 dest++; |
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73 } |
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74 } |
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75 OIL_DEFINE_IMPL(splat_u32_ns_unroll2, splat_u32_ns); |
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76 |
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77 static void splat_u32_ns_unroll4 (uint32_t *dest, const uint32_t *param, int n) |
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78 { |
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79 int i; |
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80 while (n&3) { |
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81 *dest = *param; |
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82 dest++; |
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83 n--; |
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84 } |
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85 n >>= 2; |
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86 for(i=0;i<n;i++){ |
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87 dest[0] = *param; |
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88 dest[1] = *param; |
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89 dest[2] = *param; |
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90 dest[3] = *param; |
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91 dest+=4; |
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92 } |
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93 } |
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94 OIL_DEFINE_IMPL(splat_u32_ns_unroll4, splat_u32_ns); |
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95 |
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96 static void splat_u8_ns_memset (uint8_t *dest, const uint8_t *param, int n) |
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97 { |
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98 memset (dest, *param, n); |
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99 } |
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100 OIL_DEFINE_IMPL(splat_u8_ns_memset, splat_u8_ns); |
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101 |
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102 #ifdef HAVE_UNALIGNED_ACCESS |
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103 static void splat_u8_ns_int (uint8_t *dest, const uint8_t *param, int n) |
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104 { |
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105 int p; |
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106 while(n&3) { |
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107 *dest = *param; |
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108 dest++; |
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109 n--; |
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110 } |
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111 n >>= 2; |
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112 p = (*param<<24) | (*param<<16) | (*param<<8) | (*param); |
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113 while(n>0){ |
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114 *(uint32_t *)dest = p; |
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115 dest+=4; |
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116 n--; |
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117 } |
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118 } |
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119 OIL_DEFINE_IMPL(splat_u8_ns_int, splat_u8_ns); |
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120 #endif |
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121 |
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122 #ifdef HAVE_UNALIGNED_ACCESS |
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123 static void splat_u8_ns_int2 (uint8_t *dest, const uint8_t *param, int n) |
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124 { |
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125 uint32_t p; |
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126 while(n&7) { |
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127 *dest = *param; |
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128 dest++; |
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129 n--; |
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130 } |
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131 n >>= 3; |
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132 p = (*param<<24) | (*param<<16) | (*param<<8) | (*param); |
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133 while(n>0){ |
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134 ((uint32_t *)dest)[0] = p; |
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135 ((uint32_t *)dest)[1] = p; |
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136 dest+=8; |
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137 n--; |
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138 } |
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139 } |
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140 OIL_DEFINE_IMPL(splat_u8_ns_int2, splat_u8_ns); |
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141 #endif |
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142 |
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143 #ifdef HAVE_UNALIGNED_ACCESS |
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144 static void splat_u8_ns_int4 (uint8_t *dest, const uint8_t *param, int n) |
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145 { |
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146 uint32_t p; |
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147 while(n&15) { |
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148 *dest = *param; |
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149 dest++; |
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150 n--; |
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151 } |
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152 n >>= 4; |
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153 p = (*param<<24) | (*param<<16) | (*param<<8) | (*param); |
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154 while(n>0){ |
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155 ((uint32_t *)dest)[0] = p; |
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156 ((uint32_t *)dest)[1] = p; |
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157 ((uint32_t *)dest)[2] = p; |
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158 ((uint32_t *)dest)[3] = p; |
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159 dest+=16; |
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160 n--; |
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161 } |
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162 } |
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163 OIL_DEFINE_IMPL(splat_u8_ns_int4, splat_u8_ns); |
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164 #endif |
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165 |
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166 |
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167 |
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168 |
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169 |
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170 |
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171 #ifdef __SYMBIAN32__ |
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172 |
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173 OilFunctionImpl* __oil_function_impl_splat_u32_unroll2() { |
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174 return &_oil_function_impl_splat_u32_unroll2; |
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175 } |
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176 #endif |
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177 |
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178 #ifdef __SYMBIAN32__ |
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179 |
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180 OilFunctionImpl* __oil_function_impl_splat_u32_ns_unroll2() { |
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181 return &_oil_function_impl_splat_u32_ns_unroll2; |
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182 } |
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183 #endif |
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184 |
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185 #ifdef __SYMBIAN32__ |
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186 |
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187 OilFunctionImpl* __oil_function_impl_splat_u32_ns_unroll4() { |
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188 return &_oil_function_impl_splat_u32_ns_unroll4; |
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189 } |
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190 #endif |
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191 |
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192 #ifdef __SYMBIAN32__ |
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193 |
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194 OilFunctionImpl* __oil_function_impl_splat_u8_ns_memset() { |
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195 return &_oil_function_impl_splat_u8_ns_memset; |
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196 } |
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197 #endif |
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198 |
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199 #ifdef HAVE_UNALIGNED_ACCESS |
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200 #ifdef __SYMBIAN32__ |
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201 |
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202 OilFunctionImpl* __oil_function_impl_splat_u8_ns_int() { |
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203 return &_oil_function_impl_splat_u8_ns_int; |
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204 } |
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205 #endif |
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206 #endif |
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207 |
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208 #ifdef HAVE_UNALIGNED_ACCESS |
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209 #ifdef __SYMBIAN32__ |
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210 |
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211 OilFunctionImpl* __oil_function_impl_splat_u8_ns_int2() { |
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212 return &_oil_function_impl_splat_u8_ns_int2; |
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213 } |
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214 #endif |
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215 #endif |
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216 |
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217 #ifdef HAVE_UNALIGNED_ACCESS |
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218 #ifdef __SYMBIAN32__ |
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219 |
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220 OilFunctionImpl* __oil_function_impl_splat_u8_ns_int4() { |
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221 return &_oil_function_impl_splat_u8_ns_int4; |
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222 } |
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223 #endif |
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224 #endif |
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225 |