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150
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1 // RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
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2
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3 typedef __attribute__(( ext_vector_type(4) )) float float4;
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4 typedef __attribute__(( ext_vector_type(2) )) float float2;
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5 typedef __attribute__(( ext_vector_type(4) )) int int4;
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6 typedef __attribute__(( ext_vector_type(4) )) unsigned int uint4;
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7
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8 // CHECK: @foo = {{(dso_local )?}}global <4 x float> <float 1.000000e+00, float 2.000000e+00, float 3.000000e+00, float 4.000000e+00>
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9 float4 foo = (float4){ 1.0, 2.0, 3.0, 4.0 };
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10
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11 // CHECK: @bar = {{(dso_local )?}}constant <4 x float> <float 1.000000e+00, float 2.000000e+00, float 3.000000e+00, float 0x7FF0000000000000>
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12 const float4 bar = (float4){ 1.0, 2.0, 3.0, __builtin_inff() };
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13
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14 // CHECK: @test1
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15 // CHECK: fadd <4 x float>
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16 float4 test1(float4 V) {
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17 return V.wzyx+V;
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18 }
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19
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20 float2 vec2, vec2_2;
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21 float4 vec4, vec4_2;
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22 float f;
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23
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24 // CHECK: @test2
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25 // CHECK: shufflevector {{.*}} <i32 0, i32 1>
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26 // CHECK: extractelement
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27 // CHECK: shufflevector {{.*}} <i32 1, i32 1, i32 1, i32 1>
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28 // CHECK: insertelement
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29 // CHECK: shufflevector {{.*}} <i32 1, i32 0>
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30 void test2() {
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31 vec2 = vec4.xy; // shorten
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32 f = vec2.x; // extract elt
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33 vec4 = vec4.yyyy; // splat
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34
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35 vec2.x = f; // insert one.
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36 vec2.yx = vec2; // reverse
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37 }
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38
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39 // CHECK: @test3
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40 // CHECK: store <4 x float> <float 1.000000e+00, float 2.000000e+00, float 3.000000e+00, float 4.000000e+00>
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41 void test3(float4 *out) {
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42 *out = ((float4) {1.0f, 2.0f, 3.0f, 4.0f });
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43 }
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44
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45 // CHECK: @test4
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46 // CHECK: store <4 x float>
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47 // CHECK: store <4 x float>
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48 void test4(float4 *out) {
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49 float a = 1.0f;
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50 float b = 2.0f;
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51 float c = 3.0f;
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52 float d = 4.0f;
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53 *out = ((float4) {a,b,c,d});
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54 }
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55
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56 // CHECK: @test5
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57 // CHECK: shufflevector {{.*}} <4 x i32> zeroinitializer
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58 // CHECK: fmul <4 x float>
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59 // CHECK: fmul <4 x float>
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60 // CHECK: shufflevector {{.*}} <4 x i32> zeroinitializer
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61 // CHECK: fmul <4 x float>
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62 void test5(float4 *out) {
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63 float a;
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64 float4 b;
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65
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66 a = 1.0f;
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67 b = a;
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68 b = b * 5.0f;
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69 b = 5.0f * b;
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70 b *= a;
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71
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72 *out = b;
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73 }
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74
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75 // CHECK: @test6
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76 void test6(float4 *ap, float4 *bp, float c) {
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77 float4 a = *ap;
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78 float4 b = *bp;
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79
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80 // CHECK: fadd <4 x float>
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81 // CHECK: fsub <4 x float>
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82 // CHECK: fmul <4 x float>
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83 // CHECK: fdiv <4 x float>
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84 a = a + b;
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85 a = a - b;
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86 a = a * b;
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87 a = a / b;
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88
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89 // CHECK: fadd <4 x float>
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90 // CHECK: fsub <4 x float>
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91 // CHECK: fmul <4 x float>
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92 // CHECK: fdiv <4 x float>
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93 a = a + c;
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94 a = a - c;
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95 a = a * c;
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96 a = a / c;
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97
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98 // CHECK: fadd <4 x float>
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99 // CHECK: fsub <4 x float>
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100 // CHECK: fmul <4 x float>
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101 // CHECK: fdiv <4 x float>
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102 a += b;
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103 a -= b;
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104 a *= b;
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105 a /= b;
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106
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107 // CHECK: fadd <4 x float>
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108 // CHECK: fsub <4 x float>
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109 // CHECK: fmul <4 x float>
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110 // CHECK: fdiv <4 x float>
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111 a += c;
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112 a -= c;
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113 a *= c;
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114 a /= c;
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115
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116 // Vector comparisons can sometimes crash the x86 backend: rdar://6326239,
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117 // reject them until the implementation is stable.
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118 #if 0
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119 int4 cmp;
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120 cmp = a < b;
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121 cmp = a <= b;
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122 cmp = a < b;
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123 cmp = a >= b;
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124 cmp = a == b;
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125 cmp = a != b;
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126 #endif
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127 }
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128
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129 // CHECK: @test7
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130 void test7(int4 *ap, int4 *bp, int c) {
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131 int4 a = *ap;
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132 int4 b = *bp;
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133
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134 // CHECK: add <4 x i32>
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135 // CHECK: sub <4 x i32>
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136 // CHECK: mul <4 x i32>
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137 // CHECK: sdiv <4 x i32>
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138 // CHECK: srem <4 x i32>
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139 a = a + b;
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140 a = a - b;
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141 a = a * b;
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142 a = a / b;
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143 a = a % b;
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144
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145 // CHECK: add <4 x i32>
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146 // CHECK: sub <4 x i32>
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147 // CHECK: mul <4 x i32>
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148 // CHECK: sdiv <4 x i32>
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149 // CHECK: srem <4 x i32>
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150 a = a + c;
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151 a = a - c;
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152 a = a * c;
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153 a = a / c;
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154 a = a % c;
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155
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156 // CHECK: add <4 x i32>
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157 // CHECK: sub <4 x i32>
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158 // CHECK: mul <4 x i32>
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159 // CHECK: sdiv <4 x i32>
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160 // CHECK: srem <4 x i32>
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161 a += b;
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162 a -= b;
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163 a *= b;
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164 a /= b;
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165 a %= b;
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166
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167 // CHECK: add <4 x i32>
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168 // CHECK: sub <4 x i32>
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169 // CHECK: mul <4 x i32>
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170 // CHECK: sdiv <4 x i32>
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171 // CHECK: srem <4 x i32>
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172 a += c;
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173 a -= c;
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174 a *= c;
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175 a /= c;
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176 a %= c;
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177
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178
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179 // Vector comparisons.
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180 // CHECK: icmp slt
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181 // CHECK: icmp sle
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182 // CHECK: icmp sgt
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183 // CHECK: icmp sge
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184 // CHECK: icmp eq
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185 // CHECK: icmp ne
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186 int4 cmp;
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187 cmp = a < b;
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188 cmp = a <= b;
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189 cmp = a > b;
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190 cmp = a >= b;
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191 cmp = a == b;
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192 cmp = a != b;
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193 }
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194
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195 // CHECK: @test8
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196 void test8(float4 *ap, float4 *bp, int c) {
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197 float4 a = *ap;
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198 float4 b = *bp;
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199
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200 // Vector comparisons.
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201 // CHECK: fcmp olt
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202 // CHECK: fcmp ole
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203 // CHECK: fcmp ogt
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204 // CHECK: fcmp oge
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205 // CHECK: fcmp oeq
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206 // CHECK: fcmp une
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207 int4 cmp;
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208 cmp = a < b;
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209 cmp = a <= b;
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210 cmp = a > b;
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211 cmp = a >= b;
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212 cmp = a == b;
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213 cmp = a != b;
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214 }
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215
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216 // CHECK: @test9
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217 // CHECK: extractelement <4 x i32>
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218 int test9(int4 V) {
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219 return V.xy.x;
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220 }
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221
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222 // CHECK: @test10
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223 // CHECK: add <4 x i32>
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224 // CHECK: extractelement <4 x i32>
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225 int test10(int4 V) {
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226 return (V+V).x;
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227 }
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228
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229 // CHECK: @test11
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230 // CHECK: extractelement <4 x i32>
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231 int4 test11a();
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232 int test11() {
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233 return test11a().x;
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234 }
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235
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236 // CHECK: @test12
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237 // CHECK: shufflevector {{.*}} <i32 2, i32 1, i32 0>
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238 // CHECK: shufflevector {{.*}} <i32 0, i32 1, i32 2, i32 undef>
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239 // CHECK: shufflevector {{.*}} <i32 4, i32 5, i32 6, i32 3>
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240 int4 test12(int4 V) {
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241 V.xyz = V.zyx;
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242 return V;
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243 }
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244
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245 // CHECK: @test13
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246 // CHECK: shufflevector {{.*}} <i32 2, i32 1, i32 0, i32 3>
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247 int4 test13(int4 *V) {
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248 return V->zyxw;
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249 }
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250
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251 // CHECK: @test14
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252 void test14(uint4 *ap, uint4 *bp, unsigned c) {
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253 uint4 a = *ap;
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254 uint4 b = *bp;
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255 int4 d;
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256
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257 // CHECK: udiv <4 x i32>
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258 // CHECK: urem <4 x i32>
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259 a = a / b;
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260 a = a % b;
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261
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262 // CHECK: udiv <4 x i32>
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263 // CHECK: urem <4 x i32>
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264 a = a / c;
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265 a = a % c;
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266
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267 // CHECK: icmp ult
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268 // CHECK: icmp ule
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269 // CHECK: icmp ugt
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270 // CHECK: icmp uge
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271 // CHECK: icmp eq
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272 // CHECK: icmp ne
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273 d = a < b;
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274 d = a <= b;
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275 d = a > b;
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276 d = a >= b;
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277 d = a == b;
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278 d = a != b;
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279 }
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280
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281 // CHECK: @test15
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282 int4 test15(uint4 V0) {
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283 // CHECK: icmp eq <4 x i32>
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284 int4 V = !V0;
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285 V = V && V;
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286 V = V || V;
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287 return V;
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288 }
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289
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290 // CHECK: @test16
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291 void test16(float2 a, float2 b) {
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292 float2 t0 = (a + b) / 2;
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293 }
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294
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295 typedef char char16 __attribute__((ext_vector_type(16)));
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296
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297 // CHECK: @test17
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298 void test17(void) {
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299 char16 valA;
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300 char valB;
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301 char valC;
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302 char16 destVal = valC ? valA : valB;
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303 }
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304
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305 typedef __attribute__(( ext_vector_type(16) )) float float16;
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306
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307 float16 vec16, vec16_2;
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308
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309 // CHECK: @test_rgba
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310 void test_rgba() {
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311 // CHECK: fadd <4 x float>
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312 vec4_2 = vec4.abgr + vec4;
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313
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314 // CHECK: shufflevector {{.*}} <i32 0, i32 1>
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315 vec2 = vec4.rg;
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316 // CHECK: shufflevector {{.*}} <i32 2, i32 3>
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317 vec2_2 = vec4.ba;
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318 // CHECK: extractelement {{.*}} 2
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319 f = vec4.b;
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320 // CHECK: shufflevector {{.*}} <i32 2, i32 2, i32 2, i32 2>
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321 vec4_2 = vec4_2.bbbb;
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322
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323 // CHECK: insertelement {{.*}} 0
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324 vec2.r = f;
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325 // CHECK: shufflevector {{.*}} <i32 1, i32 0>
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326 vec2.gr = vec2;
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327
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328 // CHECK: extractelement {{.*}} 0
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329 f = vec4_2.rg.r;
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330 // CHECK: shufflevector {{.*}} <i32 2, i32 1, i32 0>
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331 // CHECK: shufflevector {{.*}} <i32 0, i32 1, i32 2, i32 undef>
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332 // CHECK: shufflevector {{.*}} <i32 4, i32 5, i32 6, i32 3>
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333 vec4.rgb = vec4.bgr;
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334
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335 // CHECK: extractelement {{.*}} 11
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336 // CHECK: insertelement {{.*}} 2
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337 vec4.b = vec16.sb;
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338 // CHECK: shufflevector {{.*}} <i32 10, i32 11, i32 12, i32 13>
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339 vec4_2 = vec16.sabcd;
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340 }
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