1 ; Test spills of zero extensions when high GR32s are available. 2 ; 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s 4 5 ; Test a case where we spill the source of at least one LLCRMux. We want 6 ; to use LLC(H) if possible. 7 define void @f1(i32 *%ptr) { 8 ; CHECK-LABEL: f1: 9 ; CHECK: llc{{h?}} {{%r[0-9]+}}, 16{{[37]}}(%r15) 10 ; CHECK: br %r14 11 %val0 = load volatile i32 , i32 *%ptr 12 %val1 = load volatile i32 , i32 *%ptr 13 %val2 = load volatile i32 , i32 *%ptr 14 %val3 = load volatile i32 , i32 *%ptr 15 %val4 = load volatile i32 , i32 *%ptr 16 %val5 = load volatile i32 , i32 *%ptr 17 %val6 = load volatile i32 , i32 *%ptr 18 %val7 = load volatile i32 , i32 *%ptr 19 %val8 = load volatile i32 , i32 *%ptr 20 %val9 = load volatile i32 , i32 *%ptr 21 %val10 = load volatile i32 , i32 *%ptr 22 %val11 = load volatile i32 , i32 *%ptr 23 %val12 = load volatile i32 , i32 *%ptr 24 %val13 = load volatile i32 , i32 *%ptr 25 %val14 = load volatile i32 , i32 *%ptr 26 %val15 = load volatile i32 , i32 *%ptr 27 %val16 = load volatile i32 , i32 *%ptr 28 %val17 = load volatile i32 , i32 *%ptr 29 %val18 = load volatile i32 , i32 *%ptr 30 %val19 = load volatile i32 , i32 *%ptr 31 %val20 = load volatile i32 , i32 *%ptr 32 %val21 = load volatile i32 , i32 *%ptr 33 %val22 = load volatile i32 , i32 *%ptr 34 %val23 = load volatile i32 , i32 *%ptr 35 %val24 = load volatile i32 , i32 *%ptr 36 %val25 = load volatile i32 , i32 *%ptr 37 %val26 = load volatile i32 , i32 *%ptr 38 %val27 = load volatile i32 , i32 *%ptr 39 %val28 = load volatile i32 , i32 *%ptr 40 %val29 = load volatile i32 , i32 *%ptr 41 %val30 = load volatile i32 , i32 *%ptr 42 %val31 = load volatile i32 , i32 *%ptr 43 44 %trunc0 = trunc i32 %val0 to i8 45 %trunc1 = trunc i32 %val1 to i8 46 %trunc2 = trunc i32 %val2 to i8 47 %trunc3 = trunc i32 %val3 to i8 48 %trunc4 = trunc i32 %val4 to i8 49 %trunc5 = trunc i32 %val5 to i8 50 %trunc6 = trunc i32 %val6 to i8 51 %trunc7 = trunc i32 %val7 to i8 52 %trunc8 = trunc i32 %val8 to i8 53 %trunc9 = trunc i32 %val9 to i8 54 %trunc10 = trunc i32 %val10 to i8 55 %trunc11 = trunc i32 %val11 to i8 56 %trunc12 = trunc i32 %val12 to i8 57 %trunc13 = trunc i32 %val13 to i8 58 %trunc14 = trunc i32 %val14 to i8 59 %trunc15 = trunc i32 %val15 to i8 60 %trunc16 = trunc i32 %val16 to i8 61 %trunc17 = trunc i32 %val17 to i8 62 %trunc18 = trunc i32 %val18 to i8 63 %trunc19 = trunc i32 %val19 to i8 64 %trunc20 = trunc i32 %val20 to i8 65 %trunc21 = trunc i32 %val21 to i8 66 %trunc22 = trunc i32 %val22 to i8 67 %trunc23 = trunc i32 %val23 to i8 68 %trunc24 = trunc i32 %val24 to i8 69 %trunc25 = trunc i32 %val25 to i8 70 %trunc26 = trunc i32 %val26 to i8 71 %trunc27 = trunc i32 %val27 to i8 72 %trunc28 = trunc i32 %val28 to i8 73 %trunc29 = trunc i32 %val29 to i8 74 %trunc30 = trunc i32 %val30 to i8 75 %trunc31 = trunc i32 %val31 to i8 76 77 %ext0 = zext i8 %trunc0 to i32 78 %ext1 = zext i8 %trunc1 to i32 79 %ext2 = zext i8 %trunc2 to i32 80 %ext3 = zext i8 %trunc3 to i32 81 %ext4 = zext i8 %trunc4 to i32 82 %ext5 = zext i8 %trunc5 to i32 83 %ext6 = zext i8 %trunc6 to i32 84 %ext7 = zext i8 %trunc7 to i32 85 %ext8 = zext i8 %trunc8 to i32 86 %ext9 = zext i8 %trunc9 to i32 87 %ext10 = zext i8 %trunc10 to i32 88 %ext11 = zext i8 %trunc11 to i32 89 %ext12 = zext i8 %trunc12 to i32 90 %ext13 = zext i8 %trunc13 to i32 91 %ext14 = zext i8 %trunc14 to i32 92 %ext15 = zext i8 %trunc15 to i32 93 %ext16 = zext i8 %trunc16 to i32 94 %ext17 = zext i8 %trunc17 to i32 95 %ext18 = zext i8 %trunc18 to i32 96 %ext19 = zext i8 %trunc19 to i32 97 %ext20 = zext i8 %trunc20 to i32 98 %ext21 = zext i8 %trunc21 to i32 99 %ext22 = zext i8 %trunc22 to i32 100 %ext23 = zext i8 %trunc23 to i32 101 %ext24 = zext i8 %trunc24 to i32 102 %ext25 = zext i8 %trunc25 to i32 103 %ext26 = zext i8 %trunc26 to i32 104 %ext27 = zext i8 %trunc27 to i32 105 %ext28 = zext i8 %trunc28 to i32 106 %ext29 = zext i8 %trunc29 to i32 107 %ext30 = zext i8 %trunc30 to i32 108 %ext31 = zext i8 %trunc31 to i32 109 110 store volatile i32 %val0, i32 *%ptr 111 store volatile i32 %val1, i32 *%ptr 112 store volatile i32 %val2, i32 *%ptr 113 store volatile i32 %val3, i32 *%ptr 114 store volatile i32 %val4, i32 *%ptr 115 store volatile i32 %val5, i32 *%ptr 116 store volatile i32 %val6, i32 *%ptr 117 store volatile i32 %val7, i32 *%ptr 118 store volatile i32 %val8, i32 *%ptr 119 store volatile i32 %val9, i32 *%ptr 120 store volatile i32 %val10, i32 *%ptr 121 store volatile i32 %val11, i32 *%ptr 122 store volatile i32 %val12, i32 *%ptr 123 store volatile i32 %val13, i32 *%ptr 124 store volatile i32 %val14, i32 *%ptr 125 store volatile i32 %val15, i32 *%ptr 126 store volatile i32 %val16, i32 *%ptr 127 store volatile i32 %val17, i32 *%ptr 128 store volatile i32 %val18, i32 *%ptr 129 store volatile i32 %val19, i32 *%ptr 130 store volatile i32 %val20, i32 *%ptr 131 store volatile i32 %val21, i32 *%ptr 132 store volatile i32 %val22, i32 *%ptr 133 store volatile i32 %val23, i32 *%ptr 134 store volatile i32 %val24, i32 *%ptr 135 store volatile i32 %val25, i32 *%ptr 136 store volatile i32 %val26, i32 *%ptr 137 store volatile i32 %val27, i32 *%ptr 138 store volatile i32 %val28, i32 *%ptr 139 store volatile i32 %val29, i32 *%ptr 140 store volatile i32 %val30, i32 *%ptr 141 store volatile i32 %val31, i32 *%ptr 142 143 store volatile i32 %ext0, i32 *%ptr 144 store volatile i32 %ext1, i32 *%ptr 145 store volatile i32 %ext2, i32 *%ptr 146 store volatile i32 %ext3, i32 *%ptr 147 store volatile i32 %ext4, i32 *%ptr 148 store volatile i32 %ext5, i32 *%ptr 149 store volatile i32 %ext6, i32 *%ptr 150 store volatile i32 %ext7, i32 *%ptr 151 store volatile i32 %ext8, i32 *%ptr 152 store volatile i32 %ext9, i32 *%ptr 153 store volatile i32 %ext10, i32 *%ptr 154 store volatile i32 %ext11, i32 *%ptr 155 store volatile i32 %ext12, i32 *%ptr 156 store volatile i32 %ext13, i32 *%ptr 157 store volatile i32 %ext14, i32 *%ptr 158 store volatile i32 %ext15, i32 *%ptr 159 store volatile i32 %ext16, i32 *%ptr 160 store volatile i32 %ext17, i32 *%ptr 161 store volatile i32 %ext18, i32 *%ptr 162 store volatile i32 %ext19, i32 *%ptr 163 store volatile i32 %ext20, i32 *%ptr 164 store volatile i32 %ext21, i32 *%ptr 165 store volatile i32 %ext22, i32 *%ptr 166 store volatile i32 %ext23, i32 *%ptr 167 store volatile i32 %ext24, i32 *%ptr 168 store volatile i32 %ext25, i32 *%ptr 169 store volatile i32 %ext26, i32 *%ptr 170 store volatile i32 %ext27, i32 *%ptr 171 store volatile i32 %ext28, i32 *%ptr 172 store volatile i32 %ext29, i32 *%ptr 173 store volatile i32 %ext30, i32 *%ptr 174 store volatile i32 %ext31, i32 *%ptr 175 176 ret void 177 } 178 179 ; Same again with i16, which should use LLH(H). 180 define void @f2(i32 *%ptr) { 181 ; CHECK-LABEL: f2: 182 ; CHECK: llh{{h?}} {{%r[0-9]+}}, 16{{[26]}}(%r15) 183 ; CHECK: br %r14 184 %val0 = load volatile i32 , i32 *%ptr 185 %val1 = load volatile i32 , i32 *%ptr 186 %val2 = load volatile i32 , i32 *%ptr 187 %val3 = load volatile i32 , i32 *%ptr 188 %val4 = load volatile i32 , i32 *%ptr 189 %val5 = load volatile i32 , i32 *%ptr 190 %val6 = load volatile i32 , i32 *%ptr 191 %val7 = load volatile i32 , i32 *%ptr 192 %val8 = load volatile i32 , i32 *%ptr 193 %val9 = load volatile i32 , i32 *%ptr 194 %val10 = load volatile i32 , i32 *%ptr 195 %val11 = load volatile i32 , i32 *%ptr 196 %val12 = load volatile i32 , i32 *%ptr 197 %val13 = load volatile i32 , i32 *%ptr 198 %val14 = load volatile i32 , i32 *%ptr 199 %val15 = load volatile i32 , i32 *%ptr 200 %val16 = load volatile i32 , i32 *%ptr 201 %val17 = load volatile i32 , i32 *%ptr 202 %val18 = load volatile i32 , i32 *%ptr 203 %val19 = load volatile i32 , i32 *%ptr 204 %val20 = load volatile i32 , i32 *%ptr 205 %val21 = load volatile i32 , i32 *%ptr 206 %val22 = load volatile i32 , i32 *%ptr 207 %val23 = load volatile i32 , i32 *%ptr 208 %val24 = load volatile i32 , i32 *%ptr 209 %val25 = load volatile i32 , i32 *%ptr 210 %val26 = load volatile i32 , i32 *%ptr 211 %val27 = load volatile i32 , i32 *%ptr 212 %val28 = load volatile i32 , i32 *%ptr 213 %val29 = load volatile i32 , i32 *%ptr 214 %val30 = load volatile i32 , i32 *%ptr 215 %val31 = load volatile i32 , i32 *%ptr 216 217 %trunc0 = trunc i32 %val0 to i16 218 %trunc1 = trunc i32 %val1 to i16 219 %trunc2 = trunc i32 %val2 to i16 220 %trunc3 = trunc i32 %val3 to i16 221 %trunc4 = trunc i32 %val4 to i16 222 %trunc5 = trunc i32 %val5 to i16 223 %trunc6 = trunc i32 %val6 to i16 224 %trunc7 = trunc i32 %val7 to i16 225 %trunc8 = trunc i32 %val8 to i16 226 %trunc9 = trunc i32 %val9 to i16 227 %trunc10 = trunc i32 %val10 to i16 228 %trunc11 = trunc i32 %val11 to i16 229 %trunc12 = trunc i32 %val12 to i16 230 %trunc13 = trunc i32 %val13 to i16 231 %trunc14 = trunc i32 %val14 to i16 232 %trunc15 = trunc i32 %val15 to i16 233 %trunc16 = trunc i32 %val16 to i16 234 %trunc17 = trunc i32 %val17 to i16 235 %trunc18 = trunc i32 %val18 to i16 236 %trunc19 = trunc i32 %val19 to i16 237 %trunc20 = trunc i32 %val20 to i16 238 %trunc21 = trunc i32 %val21 to i16 239 %trunc22 = trunc i32 %val22 to i16 240 %trunc23 = trunc i32 %val23 to i16 241 %trunc24 = trunc i32 %val24 to i16 242 %trunc25 = trunc i32 %val25 to i16 243 %trunc26 = trunc i32 %val26 to i16 244 %trunc27 = trunc i32 %val27 to i16 245 %trunc28 = trunc i32 %val28 to i16 246 %trunc29 = trunc i32 %val29 to i16 247 %trunc30 = trunc i32 %val30 to i16 248 %trunc31 = trunc i32 %val31 to i16 249 250 %ext0 = zext i16 %trunc0 to i32 251 %ext1 = zext i16 %trunc1 to i32 252 %ext2 = zext i16 %trunc2 to i32 253 %ext3 = zext i16 %trunc3 to i32 254 %ext4 = zext i16 %trunc4 to i32 255 %ext5 = zext i16 %trunc5 to i32 256 %ext6 = zext i16 %trunc6 to i32 257 %ext7 = zext i16 %trunc7 to i32 258 %ext8 = zext i16 %trunc8 to i32 259 %ext9 = zext i16 %trunc9 to i32 260 %ext10 = zext i16 %trunc10 to i32 261 %ext11 = zext i16 %trunc11 to i32 262 %ext12 = zext i16 %trunc12 to i32 263 %ext13 = zext i16 %trunc13 to i32 264 %ext14 = zext i16 %trunc14 to i32 265 %ext15 = zext i16 %trunc15 to i32 266 %ext16 = zext i16 %trunc16 to i32 267 %ext17 = zext i16 %trunc17 to i32 268 %ext18 = zext i16 %trunc18 to i32 269 %ext19 = zext i16 %trunc19 to i32 270 %ext20 = zext i16 %trunc20 to i32 271 %ext21 = zext i16 %trunc21 to i32 272 %ext22 = zext i16 %trunc22 to i32 273 %ext23 = zext i16 %trunc23 to i32 274 %ext24 = zext i16 %trunc24 to i32 275 %ext25 = zext i16 %trunc25 to i32 276 %ext26 = zext i16 %trunc26 to i32 277 %ext27 = zext i16 %trunc27 to i32 278 %ext28 = zext i16 %trunc28 to i32 279 %ext29 = zext i16 %trunc29 to i32 280 %ext30 = zext i16 %trunc30 to i32 281 %ext31 = zext i16 %trunc31 to i32 282 283 store volatile i32 %val0, i32 *%ptr 284 store volatile i32 %val1, i32 *%ptr 285 store volatile i32 %val2, i32 *%ptr 286 store volatile i32 %val3, i32 *%ptr 287 store volatile i32 %val4, i32 *%ptr 288 store volatile i32 %val5, i32 *%ptr 289 store volatile i32 %val6, i32 *%ptr 290 store volatile i32 %val7, i32 *%ptr 291 store volatile i32 %val8, i32 *%ptr 292 store volatile i32 %val9, i32 *%ptr 293 store volatile i32 %val10, i32 *%ptr 294 store volatile i32 %val11, i32 *%ptr 295 store volatile i32 %val12, i32 *%ptr 296 store volatile i32 %val13, i32 *%ptr 297 store volatile i32 %val14, i32 *%ptr 298 store volatile i32 %val15, i32 *%ptr 299 store volatile i32 %val16, i32 *%ptr 300 store volatile i32 %val17, i32 *%ptr 301 store volatile i32 %val18, i32 *%ptr 302 store volatile i32 %val19, i32 *%ptr 303 store volatile i32 %val20, i32 *%ptr 304 store volatile i32 %val21, i32 *%ptr 305 store volatile i32 %val22, i32 *%ptr 306 store volatile i32 %val23, i32 *%ptr 307 store volatile i32 %val24, i32 *%ptr 308 store volatile i32 %val25, i32 *%ptr 309 store volatile i32 %val26, i32 *%ptr 310 store volatile i32 %val27, i32 *%ptr 311 store volatile i32 %val28, i32 *%ptr 312 store volatile i32 %val29, i32 *%ptr 313 store volatile i32 %val30, i32 *%ptr 314 store volatile i32 %val31, i32 *%ptr 315 316 store volatile i32 %ext0, i32 *%ptr 317 store volatile i32 %ext1, i32 *%ptr 318 store volatile i32 %ext2, i32 *%ptr 319 store volatile i32 %ext3, i32 *%ptr 320 store volatile i32 %ext4, i32 *%ptr 321 store volatile i32 %ext5, i32 *%ptr 322 store volatile i32 %ext6, i32 *%ptr 323 store volatile i32 %ext7, i32 *%ptr 324 store volatile i32 %ext8, i32 *%ptr 325 store volatile i32 %ext9, i32 *%ptr 326 store volatile i32 %ext10, i32 *%ptr 327 store volatile i32 %ext11, i32 *%ptr 328 store volatile i32 %ext12, i32 *%ptr 329 store volatile i32 %ext13, i32 *%ptr 330 store volatile i32 %ext14, i32 *%ptr 331 store volatile i32 %ext15, i32 *%ptr 332 store volatile i32 %ext16, i32 *%ptr 333 store volatile i32 %ext17, i32 *%ptr 334 store volatile i32 %ext18, i32 *%ptr 335 store volatile i32 %ext19, i32 *%ptr 336 store volatile i32 %ext20, i32 *%ptr 337 store volatile i32 %ext21, i32 *%ptr 338 store volatile i32 %ext22, i32 *%ptr 339 store volatile i32 %ext23, i32 *%ptr 340 store volatile i32 %ext24, i32 *%ptr 341 store volatile i32 %ext25, i32 *%ptr 342 store volatile i32 %ext26, i32 *%ptr 343 store volatile i32 %ext27, i32 *%ptr 344 store volatile i32 %ext28, i32 *%ptr 345 store volatile i32 %ext29, i32 *%ptr 346 store volatile i32 %ext30, i32 *%ptr 347 store volatile i32 %ext31, i32 *%ptr 348 349 ret void 350 } 351
