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annotate gcc/testsuite/c-c++-common/rotate-8.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 1830386684a0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
111
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1 /* PR middle-end/62263 */
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2 /* PR middle-end/82498 */
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3 /* { dg-do compile } */
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4 /* { dg-options "-O2 -fno-ipa-icf -fdump-tree-optimized" } */
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5 /* { dg-final { scan-tree-dump-times "r\[<>]\[<>]" 23 "optimized" } } */
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6 /* { dg-final { scan-tree-dump-not "PHI <" "optimized" } } */
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7
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8 unsigned int
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9 f1 (unsigned int x, unsigned char y)
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10 {
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11 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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12 return (x << y) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - y));
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13 }
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14
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15 unsigned int
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16 f2 (unsigned int x, signed char y)
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17 {
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18 y &= __CHAR_BIT__ * __SIZEOF_INT__ - 1;
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19 return (x << y) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - y));
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20 }
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21
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22 unsigned int
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23 f3 (unsigned int x, unsigned char y)
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24 {
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25 return (x << (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))));
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26 }
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27
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28 unsigned int
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29 f4 (unsigned int x, unsigned char y)
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30 {
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31 y = y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1);
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32 return y ? (x << y) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - y)) : x;
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33 }
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34
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35 unsigned int
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36 f5 (unsigned int x, unsigned char y)
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37 {
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38 y = y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1);
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39 return (x << y) | (x >> ((__CHAR_BIT__ * __SIZEOF_INT__ - y) & (__CHAR_BIT__ * __SIZEOF_INT__ - 1)));
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40 }
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41
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42 unsigned int
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43 f6 (unsigned int x, unsigned char y)
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44 {
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45 return (x << (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))) | (x >> ((__CHAR_BIT__ * __SIZEOF_INT__ - (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))) & (__CHAR_BIT__ * __SIZEOF_INT__ - 1)));
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46 }
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47
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48 unsigned int
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49 f7 (unsigned int x, unsigned char y)
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50 {
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51 return (x << (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))) | (x >> ((__CHAR_BIT__ * __SIZEOF_INT__ - y) & (__CHAR_BIT__ * __SIZEOF_INT__ - 1)));
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52 }
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53
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54 unsigned int
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55 f8 (unsigned int x, unsigned char y)
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56 {
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57 return (x << (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))) | (x >> ((-y) & (__CHAR_BIT__ * __SIZEOF_INT__ - 1)));
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58 }
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59
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60 unsigned int
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61 f9 (unsigned int x, int y)
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62 {
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63 return (0x12345678U << (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))) | (0x12345678U >> (-y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1)));
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64 }
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65
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66 unsigned int
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67 f10 (unsigned int x, int y)
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68 {
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69 return (0x12345678U >> (-y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))) | (0x12345678U << (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1)));
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70 }
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71
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72 unsigned int
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73 f11 (unsigned int x, int y)
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74 {
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75 return (0x12345678U >> (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))) | (0x12345678U << (-y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1)));
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76 }
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77
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78 unsigned int
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79 f12 (unsigned int x, int y)
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80 {
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81 return (0x12345678U << (-y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1))) | (0x12345678U >> (y & (__CHAR_BIT__ * __SIZEOF_INT__ - 1)));
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82 }
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83
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84 unsigned
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85 f13 (unsigned x, unsigned char y)
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86 {
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87 if (y == 0)
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88 return x;
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89 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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90 return (x << y) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - y));
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91 }
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92
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93 unsigned
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94 f14 (unsigned x, unsigned y)
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95 {
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96 if (y == 0)
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97 return x;
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98 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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99 return (x << y) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - y));
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100 }
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101
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102 unsigned
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103 f15 (unsigned x, unsigned short y)
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104 {
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105 if (y == 0)
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106 return x;
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107 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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108 return (x << y) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - y));
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109 }
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110
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111 unsigned
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112 f16 (unsigned x, unsigned char y)
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113 {
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114 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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115 if (y == 0)
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116 return x;
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117 return (x << y) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - y));
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118 }
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119
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120 unsigned
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121 f17 (unsigned x, unsigned y)
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122 {
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123 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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124 if (y == 0)
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125 return x;
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126 return (x << y) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - y));
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127 }
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128
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129 unsigned
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130 f18 (unsigned x, unsigned short y)
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131 {
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132 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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133 if (y == 0)
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134 return x;
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135 return (x << y) | (x >> (__CHAR_BIT__ * __SIZEOF_INT__ - y));
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136 }
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137
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138 unsigned
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139 f19 (unsigned x, unsigned char y)
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140 {
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141 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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142 return (x << y) | (x >> (((unsigned char) -y) % (__CHAR_BIT__ * __SIZEOF_INT__)));
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143 }
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144
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145 unsigned
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146 f20 (unsigned x, unsigned int y)
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147 {
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148 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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149 return (x << y) | (x >> (-y % (__CHAR_BIT__ * __SIZEOF_INT__)));
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150 }
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151
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152 unsigned
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153 f21 (unsigned x, unsigned short y)
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154 {
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155 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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156 return (x << y) | (x >> (((unsigned short) -y) % (__CHAR_BIT__ * __SIZEOF_INT__)));
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157 }
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158
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159 unsigned
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160 f22 (unsigned x, unsigned char y)
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161 {
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162 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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163 return (x << y) | (x >> (-y & ((__CHAR_BIT__ * __SIZEOF_INT__) - 1)));
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164 }
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165
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166 unsigned
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167 f23 (unsigned x, unsigned short y)
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168 {
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169 y %= __CHAR_BIT__ * __SIZEOF_INT__;
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170 return (x << y) | (x >> (-y & ((__CHAR_BIT__ * __SIZEOF_INT__) - 1)));
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171 }