llvm/test/CodeGen/ARM/i64_volatile_load_store.ll

   1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
   2 ; RUN: llc -mtriple=armv5e-arm-none-eabi -mattr=+strict-align %s -o - | FileCheck %s --check-prefixes=CHECK-ARMV5TE
   3 ; RUN: llc -mtriple=thumbv6t2-arm-none-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-T2
   4 ; RUN: llc -mtriple=armv4t-arm-none-eabi -mattr=+strict-align %s -o - | FileCheck %s --check-prefixes=CHECK-ARMV4T
   5 ; RUN: llc -mtriple=armv7-arm-none-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-ARMV7
   6 ; RUN: llc -mtriple=armv7-arm-none-eabi -mattr=+strict-align %s -o - | FileCheck %s --check-prefixes=CHECK-ARMV7-STRICT
   7 ; RUN: llc -mtriple=armv6-arm-none-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-ARMV6
   8 ; RUN: llc -mtriple=armv6-arm-none-eabi -mattr=+strict-align %s -o - | FileCheck %s --check-prefixes=CHECK-ARMV6-STRICT
   9
  10 @x = common dso_local global i64 0, align 8
  11 @y = common dso_local global i64 0, align 8
  12
  13 @x_unaligned = common dso_local global i64 0, align 1
  14 @y_unaligned = common dso_local global i64 0, align 1
  15
  16 @x_aligned_4 = common dso_local global i64 0, align 4
  17 @y_aligned_4 = common dso_local global i64 0, align 4
  18
  19 define void @test() {
  20 ; CHECK-ARMV5TE-LABEL: test:
  21 ; CHECK-ARMV5TE:       @ %bb.0: @ %entry
  22 ; CHECK-ARMV5TE-NEXT:    ldr r0, .LCPI0_0
  23 ; CHECK-ARMV5TE-NEXT:    ldr r2, .LCPI0_1
  24 ; CHECK-ARMV5TE-NEXT:    ldrd r0, r1, [r0]
  25 ; CHECK-ARMV5TE-NEXT:    strd r0, r1, [r2]
  26 ; CHECK-ARMV5TE-NEXT:    bx lr
  27 ; CHECK-ARMV5TE-NEXT:    .p2align 2
  28 ; CHECK-ARMV5TE-NEXT:  @ %bb.1:
  29 ; CHECK-ARMV5TE-NEXT:  .LCPI0_0:
  30 ; CHECK-ARMV5TE-NEXT:    .long x
  31 ; CHECK-ARMV5TE-NEXT:  .LCPI0_1:
  32 ; CHECK-ARMV5TE-NEXT:    .long y
  33 ;
  34 ; CHECK-T2-LABEL: test:
  35 ; CHECK-T2:       @ %bb.0: @ %entry
  36 ; CHECK-T2-NEXT:    movw r0, :lower16:x
  37 ; CHECK-T2-NEXT:    movw r2, :lower16:y
  38 ; CHECK-T2-NEXT:    movt r0, :upper16:x
  39 ; CHECK-T2-NEXT:    movt r2, :upper16:y
  40 ; CHECK-T2-NEXT:    ldrd r0, r1, [r0]
  41 ; CHECK-T2-NEXT:    strd r0, r1, [r2]
  42 ; CHECK-T2-NEXT:    bx lr
  43 ;
  44 ; CHECK-ARMV4T-LABEL: test:
  45 ; CHECK-ARMV4T:       @ %bb.0: @ %entry
  46 ; CHECK-ARMV4T-NEXT:    ldr r0, .LCPI0_0
  47 ; CHECK-ARMV4T-NEXT:    ldr r2, .LCPI0_1
  48 ; CHECK-ARMV4T-NEXT:    ldr r1, [r0]
  49 ; CHECK-ARMV4T-NEXT:    ldr r0, [r0, #4]
  50 ; CHECK-ARMV4T-NEXT:    str r0, [r2, #4]
  51 ; CHECK-ARMV4T-NEXT:    str r1, [r2]
  52 ; CHECK-ARMV4T-NEXT:    bx lr
  53 ; CHECK-ARMV4T-NEXT:    .p2align 2
  54 ; CHECK-ARMV4T-NEXT:  @ %bb.1:
  55 ; CHECK-ARMV4T-NEXT:  .LCPI0_0:
  56 ; CHECK-ARMV4T-NEXT:    .long x
  57 ; CHECK-ARMV4T-NEXT:  .LCPI0_1:
  58 ; CHECK-ARMV4T-NEXT:    .long y
  59 ;
  60 ; CHECK-ARMV7-LABEL: test:
  61 ; CHECK-ARMV7:       @ %bb.0: @ %entry
  62 ; CHECK-ARMV7-NEXT:    movw r0, :lower16:x
  63 ; CHECK-ARMV7-NEXT:    movw r2, :lower16:y
  64 ; CHECK-ARMV7-NEXT:    movt r0, :upper16:x
  65 ; CHECK-ARMV7-NEXT:    movt r2, :upper16:y
  66 ; CHECK-ARMV7-NEXT:    ldrd r0, r1, [r0]
  67 ; CHECK-ARMV7-NEXT:    strd r0, r1, [r2]
  68 ; CHECK-ARMV7-NEXT:    bx lr
  69 ;
  70 ; CHECK-ARMV7-STRICT-LABEL: test:
  71 ; CHECK-ARMV7-STRICT:       @ %bb.0: @ %entry
  72 ; CHECK-ARMV7-STRICT-NEXT:    movw r0, :lower16:x
  73 ; CHECK-ARMV7-STRICT-NEXT:    movw r2, :lower16:y
  74 ; CHECK-ARMV7-STRICT-NEXT:    movt r0, :upper16:x
  75 ; CHECK-ARMV7-STRICT-NEXT:    movt r2, :upper16:y
  76 ; CHECK-ARMV7-STRICT-NEXT:    ldrd r0, r1, [r0]
  77 ; CHECK-ARMV7-STRICT-NEXT:    strd r0, r1, [r2]
  78 ; CHECK-ARMV7-STRICT-NEXT:    bx lr
  79 ;
  80 ; CHECK-ARMV6-LABEL: test:
  81 ; CHECK-ARMV6:       @ %bb.0: @ %entry
  82 ; CHECK-ARMV6-NEXT:    ldr r0, .LCPI0_0
  83 ; CHECK-ARMV6-NEXT:    ldr r2, .LCPI0_1
  84 ; CHECK-ARMV6-NEXT:    ldrd r0, r1, [r0]
  85 ; CHECK-ARMV6-NEXT:    strd r0, r1, [r2]
  86 ; CHECK-ARMV6-NEXT:    bx lr
  87 ; CHECK-ARMV6-NEXT:    .p2align 2
  88 ; CHECK-ARMV6-NEXT:  @ %bb.1:
  89 ; CHECK-ARMV6-NEXT:  .LCPI0_0:
  90 ; CHECK-ARMV6-NEXT:    .long x
  91 ; CHECK-ARMV6-NEXT:  .LCPI0_1:
  92 ; CHECK-ARMV6-NEXT:    .long y
  93 ;
  94 ; CHECK-ARMV6-STRICT-LABEL: test:
  95 ; CHECK-ARMV6-STRICT:       @ %bb.0: @ %entry
  96 ; CHECK-ARMV6-STRICT-NEXT:    ldr r0, .LCPI0_0
  97 ; CHECK-ARMV6-STRICT-NEXT:    ldr r2, .LCPI0_1
  98 ; CHECK-ARMV6-STRICT-NEXT:    ldrd r0, r1, [r0]
  99 ; CHECK-ARMV6-STRICT-NEXT:    strd r0, r1, [r2]
 100 ; CHECK-ARMV6-STRICT-NEXT:    bx lr
 101 ; CHECK-ARMV6-STRICT-NEXT:    .p2align 2
 102 ; CHECK-ARMV6-STRICT-NEXT:  @ %bb.1:
 103 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI0_0:
 104 ; CHECK-ARMV6-STRICT-NEXT:    .long x
 105 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI0_1:
 106 ; CHECK-ARMV6-STRICT-NEXT:    .long y
 107 entry:
 108
 109
 110
 111
 112   %0 = load volatile i64, ptr @x, align 8
 113   store volatile i64 %0, ptr @y, align 8
 114   ret void
 115 }
 116
 117 define void @test_unaligned() {
 118 ; CHECK-ARMV5TE-LABEL: test_unaligned:
 119 ; CHECK-ARMV5TE:       @ %bb.0: @ %entry
 120 ; CHECK-ARMV5TE-NEXT:    .save {r4, r5, r6, lr}
 121 ; CHECK-ARMV5TE-NEXT:    push {r4, r5, r6, lr}
 122 ; CHECK-ARMV5TE-NEXT:    ldr r0, .LCPI1_0
 123 ; CHECK-ARMV5TE-NEXT:    ldr r6, .LCPI1_1
 124 ; CHECK-ARMV5TE-NEXT:    mov r1, r0
 125 ; CHECK-ARMV5TE-NEXT:    ldrb lr, [r1, #4]!
 126 ; CHECK-ARMV5TE-NEXT:    ldrb r3, [r1, #2]
 127 ; CHECK-ARMV5TE-NEXT:    ldrb r12, [r1, #3]
 128 ; CHECK-ARMV5TE-NEXT:    ldrb r1, [r0]
 129 ; CHECK-ARMV5TE-NEXT:    ldrb r2, [r0, #1]
 130 ; CHECK-ARMV5TE-NEXT:    ldrb r4, [r0, #2]
 131 ; CHECK-ARMV5TE-NEXT:    ldrb r5, [r0, #3]
 132 ; CHECK-ARMV5TE-NEXT:    ldrb r0, [r0, #5]
 133 ; CHECK-ARMV5TE-NEXT:    strb r0, [r6, #5]
 134 ; CHECK-ARMV5TE-NEXT:    strb r4, [r6, #2]
 135 ; CHECK-ARMV5TE-NEXT:    strb r5, [r6, #3]
 136 ; CHECK-ARMV5TE-NEXT:    strb r1, [r6]
 137 ; CHECK-ARMV5TE-NEXT:    strb r2, [r6, #1]
 138 ; CHECK-ARMV5TE-NEXT:    strb lr, [r6, #4]!
 139 ; CHECK-ARMV5TE-NEXT:    strb r3, [r6, #2]
 140 ; CHECK-ARMV5TE-NEXT:    strb r12, [r6, #3]
 141 ; CHECK-ARMV5TE-NEXT:    pop {r4, r5, r6, pc}
 142 ; CHECK-ARMV5TE-NEXT:    .p2align 2
 143 ; CHECK-ARMV5TE-NEXT:  @ %bb.1:
 144 ; CHECK-ARMV5TE-NEXT:  .LCPI1_0:
 145 ; CHECK-ARMV5TE-NEXT:    .long x_unaligned
 146 ; CHECK-ARMV5TE-NEXT:  .LCPI1_1:
 147 ; CHECK-ARMV5TE-NEXT:    .long y_unaligned
 148 ;
 149 ; CHECK-T2-LABEL: test_unaligned:
 150 ; CHECK-T2:       @ %bb.0: @ %entry
 151 ; CHECK-T2-NEXT:    movw r0, :lower16:x_unaligned
 152 ; CHECK-T2-NEXT:    movw r2, :lower16:y_unaligned
 153 ; CHECK-T2-NEXT:    movt r0, :upper16:x_unaligned
 154 ; CHECK-T2-NEXT:    movt r2, :upper16:y_unaligned
 155 ; CHECK-T2-NEXT:    ldr r1, [r0]
 156 ; CHECK-T2-NEXT:    ldr r0, [r0, #4]
 157 ; CHECK-T2-NEXT:    str r0, [r2, #4]
 158 ; CHECK-T2-NEXT:    str r1, [r2]
 159 ; CHECK-T2-NEXT:    bx lr
 160 ;
 161 ; CHECK-ARMV4T-LABEL: test_unaligned:
 162 ; CHECK-ARMV4T:       @ %bb.0: @ %entry
 163 ; CHECK-ARMV4T-NEXT:    .save {r4, r5, r6, lr}
 164 ; CHECK-ARMV4T-NEXT:    push {r4, r5, r6, lr}
 165 ; CHECK-ARMV4T-NEXT:    ldr r0, .LCPI1_0
 166 ; CHECK-ARMV4T-NEXT:    ldr r6, .LCPI1_1
 167 ; CHECK-ARMV4T-NEXT:    mov r1, r0
 168 ; CHECK-ARMV4T-NEXT:    ldrb lr, [r1, #4]!
 169 ; CHECK-ARMV4T-NEXT:    ldrb r3, [r1, #2]
 170 ; CHECK-ARMV4T-NEXT:    ldrb r12, [r1, #3]
 171 ; CHECK-ARMV4T-NEXT:    ldrb r1, [r0]
 172 ; CHECK-ARMV4T-NEXT:    ldrb r2, [r0, #1]
 173 ; CHECK-ARMV4T-NEXT:    ldrb r4, [r0, #2]
 174 ; CHECK-ARMV4T-NEXT:    ldrb r5, [r0, #3]
 175 ; CHECK-ARMV4T-NEXT:    ldrb r0, [r0, #5]
 176 ; CHECK-ARMV4T-NEXT:    strb r0, [r6, #5]
 177 ; CHECK-ARMV4T-NEXT:    strb r4, [r6, #2]
 178 ; CHECK-ARMV4T-NEXT:    strb r5, [r6, #3]
 179 ; CHECK-ARMV4T-NEXT:    strb r1, [r6]
 180 ; CHECK-ARMV4T-NEXT:    strb r2, [r6, #1]
 181 ; CHECK-ARMV4T-NEXT:    strb lr, [r6, #4]!
 182 ; CHECK-ARMV4T-NEXT:    strb r3, [r6, #2]
 183 ; CHECK-ARMV4T-NEXT:    strb r12, [r6, #3]
 184 ; CHECK-ARMV4T-NEXT:    pop {r4, r5, r6, lr}
 185 ; CHECK-ARMV4T-NEXT:    bx lr
 186 ; CHECK-ARMV4T-NEXT:    .p2align 2
 187 ; CHECK-ARMV4T-NEXT:  @ %bb.1:
 188 ; CHECK-ARMV4T-NEXT:  .LCPI1_0:
 189 ; CHECK-ARMV4T-NEXT:    .long x_unaligned
 190 ; CHECK-ARMV4T-NEXT:  .LCPI1_1:
 191 ; CHECK-ARMV4T-NEXT:    .long y_unaligned
 192 ;
 193 ; CHECK-ARMV7-LABEL: test_unaligned:
 194 ; CHECK-ARMV7:       @ %bb.0: @ %entry
 195 ; CHECK-ARMV7-NEXT:    movw r0, :lower16:x_unaligned
 196 ; CHECK-ARMV7-NEXT:    movw r2, :lower16:y_unaligned
 197 ; CHECK-ARMV7-NEXT:    movt r0, :upper16:x_unaligned
 198 ; CHECK-ARMV7-NEXT:    movt r2, :upper16:y_unaligned
 199 ; CHECK-ARMV7-NEXT:    ldr r1, [r0]
 200 ; CHECK-ARMV7-NEXT:    ldr r0, [r0, #4]
 201 ; CHECK-ARMV7-NEXT:    str r0, [r2, #4]
 202 ; CHECK-ARMV7-NEXT:    str r1, [r2]
 203 ; CHECK-ARMV7-NEXT:    bx lr
 204 ;
 205 ; CHECK-ARMV7-STRICT-LABEL: test_unaligned:
 206 ; CHECK-ARMV7-STRICT:       @ %bb.0: @ %entry
 207 ; CHECK-ARMV7-STRICT-NEXT:    .save {r4, r5, r6, lr}
 208 ; CHECK-ARMV7-STRICT-NEXT:    push {r4, r5, r6, lr}
 209 ; CHECK-ARMV7-STRICT-NEXT:    movw r0, :lower16:x_unaligned
 210 ; CHECK-ARMV7-STRICT-NEXT:    movw r6, :lower16:y_unaligned
 211 ; CHECK-ARMV7-STRICT-NEXT:    movt r0, :upper16:x_unaligned
 212 ; CHECK-ARMV7-STRICT-NEXT:    movt r6, :upper16:y_unaligned
 213 ; CHECK-ARMV7-STRICT-NEXT:    mov r1, r0
 214 ; CHECK-ARMV7-STRICT-NEXT:    ldrb r12, [r1, #4]!
 215 ; CHECK-ARMV7-STRICT-NEXT:    ldrb r3, [r0]
 216 ; CHECK-ARMV7-STRICT-NEXT:    ldrb lr, [r0, #1]
 217 ; CHECK-ARMV7-STRICT-NEXT:    ldrb r2, [r0, #2]
 218 ; CHECK-ARMV7-STRICT-NEXT:    ldrb r4, [r0, #3]
 219 ; CHECK-ARMV7-STRICT-NEXT:    ldrb r0, [r0, #5]
 220 ; CHECK-ARMV7-STRICT-NEXT:    ldrb r5, [r1, #2]
 221 ; CHECK-ARMV7-STRICT-NEXT:    ldrb r1, [r1, #3]
 222 ; CHECK-ARMV7-STRICT-NEXT:    strb r0, [r6, #5]
 223 ; CHECK-ARMV7-STRICT-NEXT:    strb r2, [r6, #2]
 224 ; CHECK-ARMV7-STRICT-NEXT:    strb r4, [r6, #3]
 225 ; CHECK-ARMV7-STRICT-NEXT:    strb r3, [r6]
 226 ; CHECK-ARMV7-STRICT-NEXT:    strb lr, [r6, #1]
 227 ; CHECK-ARMV7-STRICT-NEXT:    strb r12, [r6, #4]!
 228 ; CHECK-ARMV7-STRICT-NEXT:    strb r5, [r6, #2]
 229 ; CHECK-ARMV7-STRICT-NEXT:    strb r1, [r6, #3]
 230 ; CHECK-ARMV7-STRICT-NEXT:    pop {r4, r5, r6, pc}
 231 ;
 232 ; CHECK-ARMV6-LABEL: test_unaligned:
 233 ; CHECK-ARMV6:       @ %bb.0: @ %entry
 234 ; CHECK-ARMV6-NEXT:    ldr r0, .LCPI1_0
 235 ; CHECK-ARMV6-NEXT:    ldr r2, .LCPI1_1
 236 ; CHECK-ARMV6-NEXT:    ldr r1, [r0]
 237 ; CHECK-ARMV6-NEXT:    ldr r0, [r0, #4]
 238 ; CHECK-ARMV6-NEXT:    str r0, [r2, #4]
 239 ; CHECK-ARMV6-NEXT:    str r1, [r2]
 240 ; CHECK-ARMV6-NEXT:    bx lr
 241 ; CHECK-ARMV6-NEXT:    .p2align 2
 242 ; CHECK-ARMV6-NEXT:  @ %bb.1:
 243 ; CHECK-ARMV6-NEXT:  .LCPI1_0:
 244 ; CHECK-ARMV6-NEXT:    .long x_unaligned
 245 ; CHECK-ARMV6-NEXT:  .LCPI1_1:
 246 ; CHECK-ARMV6-NEXT:    .long y_unaligned
 247 ;
 248 ; CHECK-ARMV6-STRICT-LABEL: test_unaligned:
 249 ; CHECK-ARMV6-STRICT:       @ %bb.0: @ %entry
 250 ; CHECK-ARMV6-STRICT-NEXT:    .save {r4, r5, r6, lr}
 251 ; CHECK-ARMV6-STRICT-NEXT:    push {r4, r5, r6, lr}
 252 ; CHECK-ARMV6-STRICT-NEXT:    ldr r0, .LCPI1_0
 253 ; CHECK-ARMV6-STRICT-NEXT:    ldr r6, .LCPI1_1
 254 ; CHECK-ARMV6-STRICT-NEXT:    mov r1, r0
 255 ; CHECK-ARMV6-STRICT-NEXT:    ldrb lr, [r1, #4]!
 256 ; CHECK-ARMV6-STRICT-NEXT:    ldrb r3, [r1, #2]
 257 ; CHECK-ARMV6-STRICT-NEXT:    ldrb r12, [r1, #3]
 258 ; CHECK-ARMV6-STRICT-NEXT:    ldrb r1, [r0]
 259 ; CHECK-ARMV6-STRICT-NEXT:    ldrb r2, [r0, #1]
 260 ; CHECK-ARMV6-STRICT-NEXT:    ldrb r4, [r0, #2]
 261 ; CHECK-ARMV6-STRICT-NEXT:    ldrb r5, [r0, #3]
 262 ; CHECK-ARMV6-STRICT-NEXT:    ldrb r0, [r0, #5]
 263 ; CHECK-ARMV6-STRICT-NEXT:    strb r0, [r6, #5]
 264 ; CHECK-ARMV6-STRICT-NEXT:    strb r4, [r6, #2]
 265 ; CHECK-ARMV6-STRICT-NEXT:    strb r5, [r6, #3]
 266 ; CHECK-ARMV6-STRICT-NEXT:    strb r1, [r6]
 267 ; CHECK-ARMV6-STRICT-NEXT:    strb r2, [r6, #1]
 268 ; CHECK-ARMV6-STRICT-NEXT:    strb lr, [r6, #4]!
 269 ; CHECK-ARMV6-STRICT-NEXT:    strb r3, [r6, #2]
 270 ; CHECK-ARMV6-STRICT-NEXT:    strb r12, [r6, #3]
 271 ; CHECK-ARMV6-STRICT-NEXT:    pop {r4, r5, r6, pc}
 272 ; CHECK-ARMV6-STRICT-NEXT:    .p2align 2
 273 ; CHECK-ARMV6-STRICT-NEXT:  @ %bb.1:
 274 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI1_0:
 275 ; CHECK-ARMV6-STRICT-NEXT:    .long x_unaligned
 276 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI1_1:
 277 ; CHECK-ARMV6-STRICT-NEXT:    .long y_unaligned
 278 entry:
 279   %0 = load volatile i64, ptr @x_unaligned, align 1
 280   store volatile i64 %0, ptr @y_unaligned, align 1
 281   ret void
 282 }
 283
 284 define void @test_align_4() {
 285 ; CHECK-ARMV5TE-LABEL: test_align_4:
 286 ; CHECK-ARMV5TE:       @ %bb.0: @ %entry
 287 ; CHECK-ARMV5TE-NEXT:    ldr r0, .LCPI2_0
 288 ; CHECK-ARMV5TE-NEXT:    ldr r2, .LCPI2_1
 289 ; CHECK-ARMV5TE-NEXT:    ldr r1, [r0]
 290 ; CHECK-ARMV5TE-NEXT:    ldr r0, [r0, #4]
 291 ; CHECK-ARMV5TE-NEXT:    str r0, [r2, #4]
 292 ; CHECK-ARMV5TE-NEXT:    str r1, [r2]
 293 ; CHECK-ARMV5TE-NEXT:    bx lr
 294 ; CHECK-ARMV5TE-NEXT:    .p2align 2
 295 ; CHECK-ARMV5TE-NEXT:  @ %bb.1:
 296 ; CHECK-ARMV5TE-NEXT:  .LCPI2_0:
 297 ; CHECK-ARMV5TE-NEXT:    .long x_aligned_4
 298 ; CHECK-ARMV5TE-NEXT:  .LCPI2_1:
 299 ; CHECK-ARMV5TE-NEXT:    .long y_aligned_4
 300 ;
 301 ; CHECK-T2-LABEL: test_align_4:
 302 ; CHECK-T2:       @ %bb.0: @ %entry
 303 ; CHECK-T2-NEXT:    movw r0, :lower16:x_aligned_4
 304 ; CHECK-T2-NEXT:    movw r2, :lower16:y_aligned_4
 305 ; CHECK-T2-NEXT:    movt r0, :upper16:x_aligned_4
 306 ; CHECK-T2-NEXT:    movt r2, :upper16:y_aligned_4
 307 ; CHECK-T2-NEXT:    ldrd r0, r1, [r0]
 308 ; CHECK-T2-NEXT:    strd r0, r1, [r2]
 309 ; CHECK-T2-NEXT:    bx lr
 310 ;
 311 ; CHECK-ARMV4T-LABEL: test_align_4:
 312 ; CHECK-ARMV4T:       @ %bb.0: @ %entry
 313 ; CHECK-ARMV4T-NEXT:    ldr r0, .LCPI2_0
 314 ; CHECK-ARMV4T-NEXT:    ldr r2, .LCPI2_1
 315 ; CHECK-ARMV4T-NEXT:    ldr r1, [r0]
 316 ; CHECK-ARMV4T-NEXT:    ldr r0, [r0, #4]
 317 ; CHECK-ARMV4T-NEXT:    str r0, [r2, #4]
 318 ; CHECK-ARMV4T-NEXT:    str r1, [r2]
 319 ; CHECK-ARMV4T-NEXT:    bx lr
 320 ; CHECK-ARMV4T-NEXT:    .p2align 2
 321 ; CHECK-ARMV4T-NEXT:  @ %bb.1:
 322 ; CHECK-ARMV4T-NEXT:  .LCPI2_0:
 323 ; CHECK-ARMV4T-NEXT:    .long x_aligned_4
 324 ; CHECK-ARMV4T-NEXT:  .LCPI2_1:
 325 ; CHECK-ARMV4T-NEXT:    .long y_aligned_4
 326 ;
 327 ; CHECK-ARMV7-LABEL: test_align_4:
 328 ; CHECK-ARMV7:       @ %bb.0: @ %entry
 329 ; CHECK-ARMV7-NEXT:    movw r0, :lower16:x_aligned_4
 330 ; CHECK-ARMV7-NEXT:    movw r2, :lower16:y_aligned_4
 331 ; CHECK-ARMV7-NEXT:    movt r0, :upper16:x_aligned_4
 332 ; CHECK-ARMV7-NEXT:    movt r2, :upper16:y_aligned_4
 333 ; CHECK-ARMV7-NEXT:    ldrd r0, r1, [r0]
 334 ; CHECK-ARMV7-NEXT:    strd r0, r1, [r2]
 335 ; CHECK-ARMV7-NEXT:    bx lr
 336 ;
 337 ; CHECK-ARMV7-STRICT-LABEL: test_align_4:
 338 ; CHECK-ARMV7-STRICT:       @ %bb.0: @ %entry
 339 ; CHECK-ARMV7-STRICT-NEXT:    movw r0, :lower16:x_aligned_4
 340 ; CHECK-ARMV7-STRICT-NEXT:    movw r2, :lower16:y_aligned_4
 341 ; CHECK-ARMV7-STRICT-NEXT:    movt r0, :upper16:x_aligned_4
 342 ; CHECK-ARMV7-STRICT-NEXT:    movt r2, :upper16:y_aligned_4
 343 ; CHECK-ARMV7-STRICT-NEXT:    ldrd r0, r1, [r0]
 344 ; CHECK-ARMV7-STRICT-NEXT:    strd r0, r1, [r2]
 345 ; CHECK-ARMV7-STRICT-NEXT:    bx lr
 346 ;
 347 ; CHECK-ARMV6-LABEL: test_align_4:
 348 ; CHECK-ARMV6:       @ %bb.0: @ %entry
 349 ; CHECK-ARMV6-NEXT:    ldr r0, .LCPI2_0
 350 ; CHECK-ARMV6-NEXT:    ldr r2, .LCPI2_1
 351 ; CHECK-ARMV6-NEXT:    ldrd r0, r1, [r0]
 352 ; CHECK-ARMV6-NEXT:    strd r0, r1, [r2]
 353 ; CHECK-ARMV6-NEXT:    bx lr
 354 ; CHECK-ARMV6-NEXT:    .p2align 2
 355 ; CHECK-ARMV6-NEXT:  @ %bb.1:
 356 ; CHECK-ARMV6-NEXT:  .LCPI2_0:
 357 ; CHECK-ARMV6-NEXT:    .long x_aligned_4
 358 ; CHECK-ARMV6-NEXT:  .LCPI2_1:
 359 ; CHECK-ARMV6-NEXT:    .long y_aligned_4
 360 ;
 361 ; CHECK-ARMV6-STRICT-LABEL: test_align_4:
 362 ; CHECK-ARMV6-STRICT:       @ %bb.0: @ %entry
 363 ; CHECK-ARMV6-STRICT-NEXT:    ldr r0, .LCPI2_0
 364 ; CHECK-ARMV6-STRICT-NEXT:    ldr r2, .LCPI2_1
 365 ; CHECK-ARMV6-STRICT-NEXT:    ldr r1, [r0]
 366 ; CHECK-ARMV6-STRICT-NEXT:    ldr r0, [r0, #4]
 367 ; CHECK-ARMV6-STRICT-NEXT:    str r0, [r2, #4]
 368 ; CHECK-ARMV6-STRICT-NEXT:    str r1, [r2]
 369 ; CHECK-ARMV6-STRICT-NEXT:    bx lr
 370 ; CHECK-ARMV6-STRICT-NEXT:    .p2align 2
 371 ; CHECK-ARMV6-STRICT-NEXT:  @ %bb.1:
 372 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI2_0:
 373 ; CHECK-ARMV6-STRICT-NEXT:    .long x_aligned_4
 374 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI2_1:
 375 ; CHECK-ARMV6-STRICT-NEXT:    .long y_aligned_4
 376 entry:
 377   %0 = load volatile i64, ptr @x_aligned_4, align 4
 378   store volatile i64 %0, ptr @y_aligned_4, align 4
 379   ret void
 380 }
 381
 382 define void @test_offset() {
 383 ; CHECK-ARMV5TE-LABEL: test_offset:
 384 ; CHECK-ARMV5TE:       @ %bb.0: @ %entry
 385 ; CHECK-ARMV5TE-NEXT:    ldr r0, .LCPI3_0
 386 ; CHECK-ARMV5TE-NEXT:    ldr r2, .LCPI3_1
 387 ; CHECK-ARMV5TE-NEXT:    ldrd r0, r1, [r0, #-4]
 388 ; CHECK-ARMV5TE-NEXT:    strd r0, r1, [r2, #-4]
 389 ; CHECK-ARMV5TE-NEXT:    bx lr
 390 ; CHECK-ARMV5TE-NEXT:    .p2align 2
 391 ; CHECK-ARMV5TE-NEXT:  @ %bb.1:
 392 ; CHECK-ARMV5TE-NEXT:  .LCPI3_0:
 393 ; CHECK-ARMV5TE-NEXT:    .long x
 394 ; CHECK-ARMV5TE-NEXT:  .LCPI3_1:
 395 ; CHECK-ARMV5TE-NEXT:    .long y
 396 ;
 397 ; CHECK-T2-LABEL: test_offset:
 398 ; CHECK-T2:       @ %bb.0: @ %entry
 399 ; CHECK-T2-NEXT:    movw r0, :lower16:x
 400 ; CHECK-T2-NEXT:    movw r2, :lower16:y
 401 ; CHECK-T2-NEXT:    movt r0, :upper16:x
 402 ; CHECK-T2-NEXT:    movt r2, :upper16:y
 403 ; CHECK-T2-NEXT:    ldrd r0, r1, [r0, #-4]
 404 ; CHECK-T2-NEXT:    strd r0, r1, [r2, #-4]
 405 ; CHECK-T2-NEXT:    bx lr
 406 ;
 407 ; CHECK-ARMV4T-LABEL: test_offset:
 408 ; CHECK-ARMV4T:       @ %bb.0: @ %entry
 409 ; CHECK-ARMV4T-NEXT:    ldr r0, .LCPI3_0
 410 ; CHECK-ARMV4T-NEXT:    ldr r2, .LCPI3_1
 411 ; CHECK-ARMV4T-NEXT:    ldr r1, [r0, #-4]
 412 ; CHECK-ARMV4T-NEXT:    ldr r0, [r0]
 413 ; CHECK-ARMV4T-NEXT:    str r0, [r2]
 414 ; CHECK-ARMV4T-NEXT:    str r1, [r2, #-4]
 415 ; CHECK-ARMV4T-NEXT:    bx lr
 416 ; CHECK-ARMV4T-NEXT:    .p2align 2
 417 ; CHECK-ARMV4T-NEXT:  @ %bb.1:
 418 ; CHECK-ARMV4T-NEXT:  .LCPI3_0:
 419 ; CHECK-ARMV4T-NEXT:    .long x
 420 ; CHECK-ARMV4T-NEXT:  .LCPI3_1:
 421 ; CHECK-ARMV4T-NEXT:    .long y
 422 ;
 423 ; CHECK-ARMV7-LABEL: test_offset:
 424 ; CHECK-ARMV7:       @ %bb.0: @ %entry
 425 ; CHECK-ARMV7-NEXT:    movw r0, :lower16:x
 426 ; CHECK-ARMV7-NEXT:    movw r2, :lower16:y
 427 ; CHECK-ARMV7-NEXT:    movt r0, :upper16:x
 428 ; CHECK-ARMV7-NEXT:    movt r2, :upper16:y
 429 ; CHECK-ARMV7-NEXT:    ldrd r0, r1, [r0, #-4]
 430 ; CHECK-ARMV7-NEXT:    strd r0, r1, [r2, #-4]
 431 ; CHECK-ARMV7-NEXT:    bx lr
 432 ;
 433 ; CHECK-ARMV7-STRICT-LABEL: test_offset:
 434 ; CHECK-ARMV7-STRICT:       @ %bb.0: @ %entry
 435 ; CHECK-ARMV7-STRICT-NEXT:    movw r0, :lower16:x
 436 ; CHECK-ARMV7-STRICT-NEXT:    movw r2, :lower16:y
 437 ; CHECK-ARMV7-STRICT-NEXT:    movt r0, :upper16:x
 438 ; CHECK-ARMV7-STRICT-NEXT:    movt r2, :upper16:y
 439 ; CHECK-ARMV7-STRICT-NEXT:    ldrd r0, r1, [r0, #-4]
 440 ; CHECK-ARMV7-STRICT-NEXT:    strd r0, r1, [r2, #-4]
 441 ; CHECK-ARMV7-STRICT-NEXT:    bx lr
 442 ;
 443 ; CHECK-ARMV6-LABEL: test_offset:
 444 ; CHECK-ARMV6:       @ %bb.0: @ %entry
 445 ; CHECK-ARMV6-NEXT:    ldr r0, .LCPI3_0
 446 ; CHECK-ARMV6-NEXT:    ldr r2, .LCPI3_1
 447 ; CHECK-ARMV6-NEXT:    ldrd r0, r1, [r0, #-4]
 448 ; CHECK-ARMV6-NEXT:    strd r0, r1, [r2, #-4]
 449 ; CHECK-ARMV6-NEXT:    bx lr
 450 ; CHECK-ARMV6-NEXT:    .p2align 2
 451 ; CHECK-ARMV6-NEXT:  @ %bb.1:
 452 ; CHECK-ARMV6-NEXT:  .LCPI3_0:
 453 ; CHECK-ARMV6-NEXT:    .long x
 454 ; CHECK-ARMV6-NEXT:  .LCPI3_1:
 455 ; CHECK-ARMV6-NEXT:    .long y
 456 ;
 457 ; CHECK-ARMV6-STRICT-LABEL: test_offset:
 458 ; CHECK-ARMV6-STRICT:       @ %bb.0: @ %entry
 459 ; CHECK-ARMV6-STRICT-NEXT:    ldr r0, .LCPI3_0
 460 ; CHECK-ARMV6-STRICT-NEXT:    ldr r2, .LCPI3_1
 461 ; CHECK-ARMV6-STRICT-NEXT:    ldrd r0, r1, [r0, #-4]
 462 ; CHECK-ARMV6-STRICT-NEXT:    strd r0, r1, [r2, #-4]
 463 ; CHECK-ARMV6-STRICT-NEXT:    bx lr
 464 ; CHECK-ARMV6-STRICT-NEXT:    .p2align 2
 465 ; CHECK-ARMV6-STRICT-NEXT:  @ %bb.1:
 466 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI3_0:
 467 ; CHECK-ARMV6-STRICT-NEXT:    .long x
 468 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI3_1:
 469 ; CHECK-ARMV6-STRICT-NEXT:    .long y
 470 entry:
 471   %0 = load volatile i64, ptr getelementptr (i8, ptr @x, i32 -4), align 8
 472   store volatile i64 %0, ptr getelementptr (i8, ptr @y, i32 -4), align 8
 473   ret void
 474 }
 475
 476 define void @test_offset_1() {
 477 ; CHECK-ARMV5TE-LABEL: test_offset_1:
 478 ; CHECK-ARMV5TE:       @ %bb.0: @ %entry
 479 ; CHECK-ARMV5TE-NEXT:    ldr r0, .LCPI4_0
 480 ; CHECK-ARMV5TE-NEXT:    ldr r2, .LCPI4_1
 481 ; CHECK-ARMV5TE-NEXT:    ldrd r0, r1, [r0, #255]
 482 ; CHECK-ARMV5TE-NEXT:    strd r0, r1, [r2, #255]
 483 ; CHECK-ARMV5TE-NEXT:    bx lr
 484 ; CHECK-ARMV5TE-NEXT:    .p2align 2
 485 ; CHECK-ARMV5TE-NEXT:  @ %bb.1:
 486 ; CHECK-ARMV5TE-NEXT:  .LCPI4_0:
 487 ; CHECK-ARMV5TE-NEXT:    .long x
 488 ; CHECK-ARMV5TE-NEXT:  .LCPI4_1:
 489 ; CHECK-ARMV5TE-NEXT:    .long y
 490 ;
 491 ; CHECK-T2-LABEL: test_offset_1:
 492 ; CHECK-T2:       @ %bb.0: @ %entry
 493 ; CHECK-T2-NEXT:    movw r0, :lower16:y
 494 ; CHECK-T2-NEXT:    movw r1, :lower16:x
 495 ; CHECK-T2-NEXT:    movt r0, :upper16:y
 496 ; CHECK-T2-NEXT:    movt r1, :upper16:x
 497 ; CHECK-T2-NEXT:    adds r1, #255
 498 ; CHECK-T2-NEXT:    adds r0, #255
 499 ; CHECK-T2-NEXT:    ldrd r1, r2, [r1]
 500 ; CHECK-T2-NEXT:    strd r1, r2, [r0]
 501 ; CHECK-T2-NEXT:    bx lr
 502 ;
 503 ; CHECK-ARMV4T-LABEL: test_offset_1:
 504 ; CHECK-ARMV4T:       @ %bb.0: @ %entry
 505 ; CHECK-ARMV4T-NEXT:    ldr r0, .LCPI4_0
 506 ; CHECK-ARMV4T-NEXT:    ldr r2, .LCPI4_1
 507 ; CHECK-ARMV4T-NEXT:    ldr r1, [r0, #255]
 508 ; CHECK-ARMV4T-NEXT:    ldr r0, [r0, #259]
 509 ; CHECK-ARMV4T-NEXT:    str r0, [r2, #259]
 510 ; CHECK-ARMV4T-NEXT:    str r1, [r2, #255]
 511 ; CHECK-ARMV4T-NEXT:    bx lr
 512 ; CHECK-ARMV4T-NEXT:    .p2align 2
 513 ; CHECK-ARMV4T-NEXT:  @ %bb.1:
 514 ; CHECK-ARMV4T-NEXT:  .LCPI4_0:
 515 ; CHECK-ARMV4T-NEXT:    .long x
 516 ; CHECK-ARMV4T-NEXT:  .LCPI4_1:
 517 ; CHECK-ARMV4T-NEXT:    .long y
 518 ;
 519 ; CHECK-ARMV7-LABEL: test_offset_1:
 520 ; CHECK-ARMV7:       @ %bb.0: @ %entry
 521 ; CHECK-ARMV7-NEXT:    movw r0, :lower16:x
 522 ; CHECK-ARMV7-NEXT:    movw r2, :lower16:y
 523 ; CHECK-ARMV7-NEXT:    movt r0, :upper16:x
 524 ; CHECK-ARMV7-NEXT:    movt r2, :upper16:y
 525 ; CHECK-ARMV7-NEXT:    ldrd r0, r1, [r0, #255]
 526 ; CHECK-ARMV7-NEXT:    strd r0, r1, [r2, #255]
 527 ; CHECK-ARMV7-NEXT:    bx lr
 528 ;
 529 ; CHECK-ARMV7-STRICT-LABEL: test_offset_1:
 530 ; CHECK-ARMV7-STRICT:       @ %bb.0: @ %entry
 531 ; CHECK-ARMV7-STRICT-NEXT:    movw r0, :lower16:x
 532 ; CHECK-ARMV7-STRICT-NEXT:    movw r2, :lower16:y
 533 ; CHECK-ARMV7-STRICT-NEXT:    movt r0, :upper16:x
 534 ; CHECK-ARMV7-STRICT-NEXT:    movt r2, :upper16:y
 535 ; CHECK-ARMV7-STRICT-NEXT:    ldrd r0, r1, [r0, #255]
 536 ; CHECK-ARMV7-STRICT-NEXT:    strd r0, r1, [r2, #255]
 537 ; CHECK-ARMV7-STRICT-NEXT:    bx lr
 538 ;
 539 ; CHECK-ARMV6-LABEL: test_offset_1:
 540 ; CHECK-ARMV6:       @ %bb.0: @ %entry
 541 ; CHECK-ARMV6-NEXT:    ldr r0, .LCPI4_0
 542 ; CHECK-ARMV6-NEXT:    ldr r2, .LCPI4_1
 543 ; CHECK-ARMV6-NEXT:    ldrd r0, r1, [r0, #255]
 544 ; CHECK-ARMV6-NEXT:    strd r0, r1, [r2, #255]
 545 ; CHECK-ARMV6-NEXT:    bx lr
 546 ; CHECK-ARMV6-NEXT:    .p2align 2
 547 ; CHECK-ARMV6-NEXT:  @ %bb.1:
 548 ; CHECK-ARMV6-NEXT:  .LCPI4_0:
 549 ; CHECK-ARMV6-NEXT:    .long x
 550 ; CHECK-ARMV6-NEXT:  .LCPI4_1:
 551 ; CHECK-ARMV6-NEXT:    .long y
 552 ;
 553 ; CHECK-ARMV6-STRICT-LABEL: test_offset_1:
 554 ; CHECK-ARMV6-STRICT:       @ %bb.0: @ %entry
 555 ; CHECK-ARMV6-STRICT-NEXT:    ldr r0, .LCPI4_0
 556 ; CHECK-ARMV6-STRICT-NEXT:    ldr r2, .LCPI4_1
 557 ; CHECK-ARMV6-STRICT-NEXT:    ldrd r0, r1, [r0, #255]
 558 ; CHECK-ARMV6-STRICT-NEXT:    strd r0, r1, [r2, #255]
 559 ; CHECK-ARMV6-STRICT-NEXT:    bx lr
 560 ; CHECK-ARMV6-STRICT-NEXT:    .p2align 2
 561 ; CHECK-ARMV6-STRICT-NEXT:  @ %bb.1:
 562 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI4_0:
 563 ; CHECK-ARMV6-STRICT-NEXT:    .long x
 564 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI4_1:
 565 ; CHECK-ARMV6-STRICT-NEXT:    .long y
 566
 567 entry:
 568   %0 = load volatile i64, ptr getelementptr (i8, ptr @x, i32 255), align 8
 569   store volatile i64 %0, ptr getelementptr (i8, ptr @y, i32 255), align 8
 570   ret void
 571 }
 572
 573 define void @test_offset_2() {
 574 ; CHECK-ARMV5TE-LABEL: test_offset_2:
 575 ; CHECK-ARMV5TE:       @ %bb.0: @ %entry
 576 ; CHECK-ARMV5TE-NEXT:    ldr r0, .LCPI5_0
 577 ; CHECK-ARMV5TE-NEXT:    ldr r2, .LCPI5_1
 578 ; CHECK-ARMV5TE-NEXT:    add r0, r0, #256
 579 ; CHECK-ARMV5TE-NEXT:    add r2, r2, #256
 580 ; CHECK-ARMV5TE-NEXT:    ldrd r0, r1, [r0]
 581 ; CHECK-ARMV5TE-NEXT:    strd r0, r1, [r2]
 582 ; CHECK-ARMV5TE-NEXT:    bx lr
 583 ; CHECK-ARMV5TE-NEXT:    .p2align 2
 584 ; CHECK-ARMV5TE-NEXT:  @ %bb.1:
 585 ; CHECK-ARMV5TE-NEXT:  .LCPI5_0:
 586 ; CHECK-ARMV5TE-NEXT:    .long x
 587 ; CHECK-ARMV5TE-NEXT:  .LCPI5_1:
 588 ; CHECK-ARMV5TE-NEXT:    .long y
 589 ;
 590 ; CHECK-T2-LABEL: test_offset_2:
 591 ; CHECK-T2:       @ %bb.0: @ %entry
 592 ; CHECK-T2-NEXT:    movw r0, :lower16:x
 593 ; CHECK-T2-NEXT:    movw r2, :lower16:y
 594 ; CHECK-T2-NEXT:    movt r0, :upper16:x
 595 ; CHECK-T2-NEXT:    movt r2, :upper16:y
 596 ; CHECK-T2-NEXT:    ldrd r0, r1, [r0, #256]
 597 ; CHECK-T2-NEXT:    strd r0, r1, [r2, #256]
 598 ; CHECK-T2-NEXT:    bx lr
 599 ;
 600 ; CHECK-ARMV4T-LABEL: test_offset_2:
 601 ; CHECK-ARMV4T:       @ %bb.0: @ %entry
 602 ; CHECK-ARMV4T-NEXT:    ldr r0, .LCPI5_0
 603 ; CHECK-ARMV4T-NEXT:    ldr r2, .LCPI5_1
 604 ; CHECK-ARMV4T-NEXT:    ldr r1, [r0, #256]
 605 ; CHECK-ARMV4T-NEXT:    ldr r0, [r0, #260]
 606 ; CHECK-ARMV4T-NEXT:    str r0, [r2, #260]
 607 ; CHECK-ARMV4T-NEXT:    str r1, [r2, #256]
 608 ; CHECK-ARMV4T-NEXT:    bx lr
 609 ; CHECK-ARMV4T-NEXT:    .p2align 2
 610 ; CHECK-ARMV4T-NEXT:  @ %bb.1:
 611 ; CHECK-ARMV4T-NEXT:  .LCPI5_0:
 612 ; CHECK-ARMV4T-NEXT:    .long x
 613 ; CHECK-ARMV4T-NEXT:  .LCPI5_1:
 614 ; CHECK-ARMV4T-NEXT:    .long y
 615 ;
 616 ; CHECK-ARMV7-LABEL: test_offset_2:
 617 ; CHECK-ARMV7:       @ %bb.0: @ %entry
 618 ; CHECK-ARMV7-NEXT:    movw r0, :lower16:x
 619 ; CHECK-ARMV7-NEXT:    movw r2, :lower16:y
 620 ; CHECK-ARMV7-NEXT:    movt r0, :upper16:x
 621 ; CHECK-ARMV7-NEXT:    movt r2, :upper16:y
 622 ; CHECK-ARMV7-NEXT:    add r0, r0, #256
 623 ; CHECK-ARMV7-NEXT:    add r2, r2, #256
 624 ; CHECK-ARMV7-NEXT:    ldrd r0, r1, [r0]
 625 ; CHECK-ARMV7-NEXT:    strd r0, r1, [r2]
 626 ; CHECK-ARMV7-NEXT:    bx lr
 627 ;
 628 ; CHECK-ARMV7-STRICT-LABEL: test_offset_2:
 629 ; CHECK-ARMV7-STRICT:       @ %bb.0: @ %entry
 630 ; CHECK-ARMV7-STRICT-NEXT:    movw r0, :lower16:x
 631 ; CHECK-ARMV7-STRICT-NEXT:    movw r2, :lower16:y
 632 ; CHECK-ARMV7-STRICT-NEXT:    movt r0, :upper16:x
 633 ; CHECK-ARMV7-STRICT-NEXT:    movt r2, :upper16:y
 634 ; CHECK-ARMV7-STRICT-NEXT:    add r0, r0, #256
 635 ; CHECK-ARMV7-STRICT-NEXT:    add r2, r2, #256
 636 ; CHECK-ARMV7-STRICT-NEXT:    ldrd r0, r1, [r0]
 637 ; CHECK-ARMV7-STRICT-NEXT:    strd r0, r1, [r2]
 638 ; CHECK-ARMV7-STRICT-NEXT:    bx lr
 639 ;
 640 ; CHECK-ARMV6-LABEL: test_offset_2:
 641 ; CHECK-ARMV6:       @ %bb.0: @ %entry
 642 ; CHECK-ARMV6-NEXT:    ldr r0, .LCPI5_0
 643 ; CHECK-ARMV6-NEXT:    ldr r2, .LCPI5_1
 644 ; CHECK-ARMV6-NEXT:    add r0, r0, #256
 645 ; CHECK-ARMV6-NEXT:    add r2, r2, #256
 646 ; CHECK-ARMV6-NEXT:    ldrd r0, r1, [r0]
 647 ; CHECK-ARMV6-NEXT:    strd r0, r1, [r2]
 648 ; CHECK-ARMV6-NEXT:    bx lr
 649 ; CHECK-ARMV6-NEXT:    .p2align 2
 650 ; CHECK-ARMV6-NEXT:  @ %bb.1:
 651 ; CHECK-ARMV6-NEXT:  .LCPI5_0:
 652 ; CHECK-ARMV6-NEXT:    .long x
 653 ; CHECK-ARMV6-NEXT:  .LCPI5_1:
 654 ; CHECK-ARMV6-NEXT:    .long y
 655 ;
 656 ; CHECK-ARMV6-STRICT-LABEL: test_offset_2:
 657 ; CHECK-ARMV6-STRICT:       @ %bb.0: @ %entry
 658 ; CHECK-ARMV6-STRICT-NEXT:    ldr r0, .LCPI5_0
 659 ; CHECK-ARMV6-STRICT-NEXT:    ldr r2, .LCPI5_1
 660 ; CHECK-ARMV6-STRICT-NEXT:    add r0, r0, #256
 661 ; CHECK-ARMV6-STRICT-NEXT:    add r2, r2, #256
 662 ; CHECK-ARMV6-STRICT-NEXT:    ldrd r0, r1, [r0]
 663 ; CHECK-ARMV6-STRICT-NEXT:    strd r0, r1, [r2]
 664 ; CHECK-ARMV6-STRICT-NEXT:    bx lr
 665 ; CHECK-ARMV6-STRICT-NEXT:    .p2align 2
 666 ; CHECK-ARMV6-STRICT-NEXT:  @ %bb.1:
 667 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI5_0:
 668 ; CHECK-ARMV6-STRICT-NEXT:    .long x
 669 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI5_1:
 670 ; CHECK-ARMV6-STRICT-NEXT:    .long y
 671
 672 entry:
 673   %0 = load volatile i64, ptr getelementptr (i8, ptr @x, i32 256), align 8
 674   store volatile i64 %0, ptr getelementptr (i8, ptr @y, i32 256), align 8
 675   ret void
 676 }
 677
 678 define void @test_offset_3() {
 679 ; CHECK-ARMV5TE-LABEL: test_offset_3:
 680 ; CHECK-ARMV5TE:       @ %bb.0: @ %entry
 681 ; CHECK-ARMV5TE-NEXT:    ldr r0, .LCPI6_0
 682 ; CHECK-ARMV5TE-NEXT:    ldr r2, .LCPI6_1
 683 ; CHECK-ARMV5TE-NEXT:    add r0, r0, #1020
 684 ; CHECK-ARMV5TE-NEXT:    add r2, r2, #1020
 685 ; CHECK-ARMV5TE-NEXT:    ldrd r0, r1, [r0]
 686 ; CHECK-ARMV5TE-NEXT:    strd r0, r1, [r2]
 687 ; CHECK-ARMV5TE-NEXT:    bx lr
 688 ; CHECK-ARMV5TE-NEXT:    .p2align 2
 689 ; CHECK-ARMV5TE-NEXT:  @ %bb.1:
 690 ; CHECK-ARMV5TE-NEXT:  .LCPI6_0:
 691 ; CHECK-ARMV5TE-NEXT:    .long x
 692 ; CHECK-ARMV5TE-NEXT:  .LCPI6_1:
 693 ; CHECK-ARMV5TE-NEXT:    .long y
 694 ;
 695 ; CHECK-T2-LABEL: test_offset_3:
 696 ; CHECK-T2:       @ %bb.0: @ %entry
 697 ; CHECK-T2-NEXT:    movw r0, :lower16:x
 698 ; CHECK-T2-NEXT:    movw r2, :lower16:y
 699 ; CHECK-T2-NEXT:    movt r0, :upper16:x
 700 ; CHECK-T2-NEXT:    movt r2, :upper16:y
 701 ; CHECK-T2-NEXT:    ldrd r0, r1, [r0, #1020]
 702 ; CHECK-T2-NEXT:    strd r0, r1, [r2, #1020]
 703 ; CHECK-T2-NEXT:    bx lr
 704 ;
 705 ; CHECK-ARMV4T-LABEL: test_offset_3:
 706 ; CHECK-ARMV4T:       @ %bb.0: @ %entry
 707 ; CHECK-ARMV4T-NEXT:    ldr r0, .LCPI6_0
 708 ; CHECK-ARMV4T-NEXT:    ldr r2, .LCPI6_1
 709 ; CHECK-ARMV4T-NEXT:    ldr r1, [r0, #1020]
 710 ; CHECK-ARMV4T-NEXT:    ldr r0, [r0, #1024]
 711 ; CHECK-ARMV4T-NEXT:    str r0, [r2, #1024]
 712 ; CHECK-ARMV4T-NEXT:    str r1, [r2, #1020]
 713 ; CHECK-ARMV4T-NEXT:    bx lr
 714 ; CHECK-ARMV4T-NEXT:    .p2align 2
 715 ; CHECK-ARMV4T-NEXT:  @ %bb.1:
 716 ; CHECK-ARMV4T-NEXT:  .LCPI6_0:
 717 ; CHECK-ARMV4T-NEXT:    .long x
 718 ; CHECK-ARMV4T-NEXT:  .LCPI6_1:
 719 ; CHECK-ARMV4T-NEXT:    .long y
 720 ;
 721 ; CHECK-ARMV7-LABEL: test_offset_3:
 722 ; CHECK-ARMV7:       @ %bb.0: @ %entry
 723 ; CHECK-ARMV7-NEXT:    movw r0, :lower16:x
 724 ; CHECK-ARMV7-NEXT:    movw r2, :lower16:y
 725 ; CHECK-ARMV7-NEXT:    movt r0, :upper16:x
 726 ; CHECK-ARMV7-NEXT:    movt r2, :upper16:y
 727 ; CHECK-ARMV7-NEXT:    add r0, r0, #1020
 728 ; CHECK-ARMV7-NEXT:    add r2, r2, #1020
 729 ; CHECK-ARMV7-NEXT:    ldrd r0, r1, [r0]
 730 ; CHECK-ARMV7-NEXT:    strd r0, r1, [r2]
 731 ; CHECK-ARMV7-NEXT:    bx lr
 732 ;
 733 ; CHECK-ARMV7-STRICT-LABEL: test_offset_3:
 734 ; CHECK-ARMV7-STRICT:       @ %bb.0: @ %entry
 735 ; CHECK-ARMV7-STRICT-NEXT:    movw r0, :lower16:x
 736 ; CHECK-ARMV7-STRICT-NEXT:    movw r2, :lower16:y
 737 ; CHECK-ARMV7-STRICT-NEXT:    movt r0, :upper16:x
 738 ; CHECK-ARMV7-STRICT-NEXT:    movt r2, :upper16:y
 739 ; CHECK-ARMV7-STRICT-NEXT:    add r0, r0, #1020
 740 ; CHECK-ARMV7-STRICT-NEXT:    add r2, r2, #1020
 741 ; CHECK-ARMV7-STRICT-NEXT:    ldrd r0, r1, [r0]
 742 ; CHECK-ARMV7-STRICT-NEXT:    strd r0, r1, [r2]
 743 ; CHECK-ARMV7-STRICT-NEXT:    bx lr
 744 ;
 745 ; CHECK-ARMV6-LABEL: test_offset_3:
 746 ; CHECK-ARMV6:       @ %bb.0: @ %entry
 747 ; CHECK-ARMV6-NEXT:    ldr r0, .LCPI6_0
 748 ; CHECK-ARMV6-NEXT:    ldr r2, .LCPI6_1
 749 ; CHECK-ARMV6-NEXT:    add r0, r0, #1020
 750 ; CHECK-ARMV6-NEXT:    add r2, r2, #1020
 751 ; CHECK-ARMV6-NEXT:    ldrd r0, r1, [r0]
 752 ; CHECK-ARMV6-NEXT:    strd r0, r1, [r2]
 753 ; CHECK-ARMV6-NEXT:    bx lr
 754 ; CHECK-ARMV6-NEXT:    .p2align 2
 755 ; CHECK-ARMV6-NEXT:  @ %bb.1:
 756 ; CHECK-ARMV6-NEXT:  .LCPI6_0:
 757 ; CHECK-ARMV6-NEXT:    .long x
 758 ; CHECK-ARMV6-NEXT:  .LCPI6_1:
 759 ; CHECK-ARMV6-NEXT:    .long y
 760 ;
 761 ; CHECK-ARMV6-STRICT-LABEL: test_offset_3:
 762 ; CHECK-ARMV6-STRICT:       @ %bb.0: @ %entry
 763 ; CHECK-ARMV6-STRICT-NEXT:    ldr r0, .LCPI6_0
 764 ; CHECK-ARMV6-STRICT-NEXT:    ldr r2, .LCPI6_1
 765 ; CHECK-ARMV6-STRICT-NEXT:    add r0, r0, #1020
 766 ; CHECK-ARMV6-STRICT-NEXT:    add r2, r2, #1020
 767 ; CHECK-ARMV6-STRICT-NEXT:    ldrd r0, r1, [r0]
 768 ; CHECK-ARMV6-STRICT-NEXT:    strd r0, r1, [r2]
 769 ; CHECK-ARMV6-STRICT-NEXT:    bx lr
 770 ; CHECK-ARMV6-STRICT-NEXT:    .p2align 2
 771 ; CHECK-ARMV6-STRICT-NEXT:  @ %bb.1:
 772 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI6_0:
 773 ; CHECK-ARMV6-STRICT-NEXT:    .long x
 774 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI6_1:
 775 ; CHECK-ARMV6-STRICT-NEXT:    .long y
 776
 777 entry:
 778   %0 = load volatile i64, ptr getelementptr (i8, ptr @x, i32 1020), align 8
 779   store volatile i64 %0, ptr getelementptr (i8, ptr @y, i32 1020), align 8
 780   ret void
 781 }
 782
 783 define void @test_offset_4() {
 784 ; CHECK-ARMV5TE-LABEL: test_offset_4:
 785 ; CHECK-ARMV5TE:       @ %bb.0: @ %entry
 786 ; CHECK-ARMV5TE-NEXT:    ldr r0, .LCPI7_0
 787 ; CHECK-ARMV5TE-NEXT:    ldr r2, .LCPI7_1
 788 ; CHECK-ARMV5TE-NEXT:    add r0, r0, #1024
 789 ; CHECK-ARMV5TE-NEXT:    add r2, r2, #1024
 790 ; CHECK-ARMV5TE-NEXT:    ldrd r0, r1, [r0]
 791 ; CHECK-ARMV5TE-NEXT:    strd r0, r1, [r2]
 792 ; CHECK-ARMV5TE-NEXT:    bx lr
 793 ; CHECK-ARMV5TE-NEXT:    .p2align 2
 794 ; CHECK-ARMV5TE-NEXT:  @ %bb.1:
 795 ; CHECK-ARMV5TE-NEXT:  .LCPI7_0:
 796 ; CHECK-ARMV5TE-NEXT:    .long x
 797 ; CHECK-ARMV5TE-NEXT:  .LCPI7_1:
 798 ; CHECK-ARMV5TE-NEXT:    .long y
 799 ;
 800 ; CHECK-T2-LABEL: test_offset_4:
 801 ; CHECK-T2:       @ %bb.0: @ %entry
 802 ; CHECK-T2-NEXT:    movw r0, :lower16:y
 803 ; CHECK-T2-NEXT:    movw r1, :lower16:x
 804 ; CHECK-T2-NEXT:    movt r0, :upper16:y
 805 ; CHECK-T2-NEXT:    movt r1, :upper16:x
 806 ; CHECK-T2-NEXT:    add.w r1, r1, #1024
 807 ; CHECK-T2-NEXT:    add.w r0, r0, #1024
 808 ; CHECK-T2-NEXT:    ldrd r1, r2, [r1]
 809 ; CHECK-T2-NEXT:    strd r1, r2, [r0]
 810 ; CHECK-T2-NEXT:    bx lr
 811 ;
 812 ; CHECK-ARMV4T-LABEL: test_offset_4:
 813 ; CHECK-ARMV4T:       @ %bb.0: @ %entry
 814 ; CHECK-ARMV4T-NEXT:    ldr r0, .LCPI7_0
 815 ; CHECK-ARMV4T-NEXT:    ldr r2, .LCPI7_1
 816 ; CHECK-ARMV4T-NEXT:    ldr r1, [r0, #1024]
 817 ; CHECK-ARMV4T-NEXT:    ldr r0, [r0, #1028]
 818 ; CHECK-ARMV4T-NEXT:    str r0, [r2, #1028]
 819 ; CHECK-ARMV4T-NEXT:    str r1, [r2, #1024]
 820 ; CHECK-ARMV4T-NEXT:    bx lr
 821 ; CHECK-ARMV4T-NEXT:    .p2align 2
 822 ; CHECK-ARMV4T-NEXT:  @ %bb.1:
 823 ; CHECK-ARMV4T-NEXT:  .LCPI7_0:
 824 ; CHECK-ARMV4T-NEXT:    .long x
 825 ; CHECK-ARMV4T-NEXT:  .LCPI7_1:
 826 ; CHECK-ARMV4T-NEXT:    .long y
 827 ;
 828 ; CHECK-ARMV7-LABEL: test_offset_4:
 829 ; CHECK-ARMV7:       @ %bb.0: @ %entry
 830 ; CHECK-ARMV7-NEXT:    movw r0, :lower16:x
 831 ; CHECK-ARMV7-NEXT:    movw r2, :lower16:y
 832 ; CHECK-ARMV7-NEXT:    movt r0, :upper16:x
 833 ; CHECK-ARMV7-NEXT:    movt r2, :upper16:y
 834 ; CHECK-ARMV7-NEXT:    add r0, r0, #1024
 835 ; CHECK-ARMV7-NEXT:    add r2, r2, #1024
 836 ; CHECK-ARMV7-NEXT:    ldrd r0, r1, [r0]
 837 ; CHECK-ARMV7-NEXT:    strd r0, r1, [r2]
 838 ; CHECK-ARMV7-NEXT:    bx lr
 839 ;
 840 ; CHECK-ARMV7-STRICT-LABEL: test_offset_4:
 841 ; CHECK-ARMV7-STRICT:       @ %bb.0: @ %entry
 842 ; CHECK-ARMV7-STRICT-NEXT:    movw r0, :lower16:x
 843 ; CHECK-ARMV7-STRICT-NEXT:    movw r2, :lower16:y
 844 ; CHECK-ARMV7-STRICT-NEXT:    movt r0, :upper16:x
 845 ; CHECK-ARMV7-STRICT-NEXT:    movt r2, :upper16:y
 846 ; CHECK-ARMV7-STRICT-NEXT:    add r0, r0, #1024
 847 ; CHECK-ARMV7-STRICT-NEXT:    add r2, r2, #1024
 848 ; CHECK-ARMV7-STRICT-NEXT:    ldrd r0, r1, [r0]
 849 ; CHECK-ARMV7-STRICT-NEXT:    strd r0, r1, [r2]
 850 ; CHECK-ARMV7-STRICT-NEXT:    bx lr
 851 ;
 852 ; CHECK-ARMV6-LABEL: test_offset_4:
 853 ; CHECK-ARMV6:       @ %bb.0: @ %entry
 854 ; CHECK-ARMV6-NEXT:    ldr r0, .LCPI7_0
 855 ; CHECK-ARMV6-NEXT:    ldr r2, .LCPI7_1
 856 ; CHECK-ARMV6-NEXT:    add r0, r0, #1024
 857 ; CHECK-ARMV6-NEXT:    add r2, r2, #1024
 858 ; CHECK-ARMV6-NEXT:    ldrd r0, r1, [r0]
 859 ; CHECK-ARMV6-NEXT:    strd r0, r1, [r2]
 860 ; CHECK-ARMV6-NEXT:    bx lr
 861 ; CHECK-ARMV6-NEXT:    .p2align 2
 862 ; CHECK-ARMV6-NEXT:  @ %bb.1:
 863 ; CHECK-ARMV6-NEXT:  .LCPI7_0:
 864 ; CHECK-ARMV6-NEXT:    .long x
 865 ; CHECK-ARMV6-NEXT:  .LCPI7_1:
 866 ; CHECK-ARMV6-NEXT:    .long y
 867 ;
 868 ; CHECK-ARMV6-STRICT-LABEL: test_offset_4:
 869 ; CHECK-ARMV6-STRICT:       @ %bb.0: @ %entry
 870 ; CHECK-ARMV6-STRICT-NEXT:    ldr r0, .LCPI7_0
 871 ; CHECK-ARMV6-STRICT-NEXT:    ldr r2, .LCPI7_1
 872 ; CHECK-ARMV6-STRICT-NEXT:    add r0, r0, #1024
 873 ; CHECK-ARMV6-STRICT-NEXT:    add r2, r2, #1024
 874 ; CHECK-ARMV6-STRICT-NEXT:    ldrd r0, r1, [r0]
 875 ; CHECK-ARMV6-STRICT-NEXT:    strd r0, r1, [r2]
 876 ; CHECK-ARMV6-STRICT-NEXT:    bx lr
 877 ; CHECK-ARMV6-STRICT-NEXT:    .p2align 2
 878 ; CHECK-ARMV6-STRICT-NEXT:  @ %bb.1:
 879 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI7_0:
 880 ; CHECK-ARMV6-STRICT-NEXT:    .long x
 881 ; CHECK-ARMV6-STRICT-NEXT:  .LCPI7_1:
 882 ; CHECK-ARMV6-STRICT-NEXT:    .long y
 883
 884 entry:
 885   %0 = load volatile i64, ptr getelementptr (i8, ptr @x, i32 1024), align 8
 886   store volatile i64 %0, ptr getelementptr (i8, ptr @y, i32 1024), align 8
 887   ret void
 888 }
 889
 890 define i64 @test_stack() {
 891 ; CHECK-ARMV5TE-LABEL: test_stack:
 892 ; CHECK-ARMV5TE:       @ %bb.0: @ %entry
 893 ; CHECK-ARMV5TE-NEXT:    .pad #80
 894 ; CHECK-ARMV5TE-NEXT:    sub sp, sp, #80
 895 ; CHECK-ARMV5TE-NEXT:    mov r1, #0
 896 ; CHECK-ARMV5TE-NEXT:    mov r0, #1
 897 ; CHECK-ARMV5TE-NEXT:    strd r0, r1, [sp, #8]
 898 ; CHECK-ARMV5TE-NEXT:    ldrd r0, r1, [sp, #8]
 899 ; CHECK-ARMV5TE-NEXT:    add sp, sp, #80
 900 ; CHECK-ARMV5TE-NEXT:    bx lr
 901 ;
 902 ; CHECK-T2-LABEL: test_stack:
 903 ; CHECK-T2:       @ %bb.0: @ %entry
 904 ; CHECK-T2-NEXT:    .pad #80
 905 ; CHECK-T2-NEXT:    sub sp, #80
 906 ; CHECK-T2-NEXT:    movs r0, #0
 907 ; CHECK-T2-NEXT:    movs r1, #1
 908 ; CHECK-T2-NEXT:    strd r1, r0, [sp, #8]
 909 ; CHECK-T2-NEXT:    ldrd r0, r1, [sp, #8]
 910 ; CHECK-T2-NEXT:    add sp, #80
 911 ; CHECK-T2-NEXT:    bx lr
 912 ;
 913 ; CHECK-ARMV4T-LABEL: test_stack:
 914 ; CHECK-ARMV4T:       @ %bb.0: @ %entry
 915 ; CHECK-ARMV4T-NEXT:    .pad #80
 916 ; CHECK-ARMV4T-NEXT:    sub sp, sp, #80
 917 ; CHECK-ARMV4T-NEXT:    mov r0, #0
 918 ; CHECK-ARMV4T-NEXT:    str r0, [sp, #12]
 919 ; CHECK-ARMV4T-NEXT:    mov r0, #1
 920 ; CHECK-ARMV4T-NEXT:    str r0, [sp, #8]
 921 ; CHECK-ARMV4T-NEXT:    ldr r0, [sp, #8]
 922 ; CHECK-ARMV4T-NEXT:    ldr r1, [sp, #12]
 923 ; CHECK-ARMV4T-NEXT:    add sp, sp, #80
 924 ; CHECK-ARMV4T-NEXT:    bx lr
 925 ;
 926 ; CHECK-ARMV7-LABEL: test_stack:
 927 ; CHECK-ARMV7:       @ %bb.0: @ %entry
 928 ; CHECK-ARMV7-NEXT:    .pad #80
 929 ; CHECK-ARMV7-NEXT:    sub sp, sp, #80
 930 ; CHECK-ARMV7-NEXT:    mov r1, #0
 931 ; CHECK-ARMV7-NEXT:    mov r0, #1
 932 ; CHECK-ARMV7-NEXT:    strd r0, r1, [sp, #8]
 933 ; CHECK-ARMV7-NEXT:    ldrd r0, r1, [sp, #8]
 934 ; CHECK-ARMV7-NEXT:    add sp, sp, #80
 935 ; CHECK-ARMV7-NEXT:    bx lr
 936 ;
 937 ; CHECK-ARMV7-STRICT-LABEL: test_stack:
 938 ; CHECK-ARMV7-STRICT:       @ %bb.0: @ %entry
 939 ; CHECK-ARMV7-STRICT-NEXT:    .pad #80
 940 ; CHECK-ARMV7-STRICT-NEXT:    sub sp, sp, #80
 941 ; CHECK-ARMV7-STRICT-NEXT:    mov r1, #0
 942 ; CHECK-ARMV7-STRICT-NEXT:    mov r0, #1
 943 ; CHECK-ARMV7-STRICT-NEXT:    strd r0, r1, [sp, #8]
 944 ; CHECK-ARMV7-STRICT-NEXT:    ldrd r0, r1, [sp, #8]
 945 ; CHECK-ARMV7-STRICT-NEXT:    add sp, sp, #80
 946 ; CHECK-ARMV7-STRICT-NEXT:    bx lr
 947 ;
 948 ; CHECK-ARMV6-LABEL: test_stack:
 949 ; CHECK-ARMV6:       @ %bb.0: @ %entry
 950 ; CHECK-ARMV6-NEXT:    .pad #80
 951 ; CHECK-ARMV6-NEXT:    sub sp, sp, #80
 952 ; CHECK-ARMV6-NEXT:    mov r1, #0
 953 ; CHECK-ARMV6-NEXT:    mov r0, #1
 954 ; CHECK-ARMV6-NEXT:    strd r0, r1, [sp, #8]
 955 ; CHECK-ARMV6-NEXT:    ldrd r0, r1, [sp, #8]
 956 ; CHECK-ARMV6-NEXT:    add sp, sp, #80
 957 ; CHECK-ARMV6-NEXT:    bx lr
 958 ;
 959 ; CHECK-ARMV6-STRICT-LABEL: test_stack:
 960 ; CHECK-ARMV6-STRICT:       @ %bb.0: @ %entry
 961 ; CHECK-ARMV6-STRICT-NEXT:    .pad #80
 962 ; CHECK-ARMV6-STRICT-NEXT:    sub sp, sp, #80
 963 ; CHECK-ARMV6-STRICT-NEXT:    mov r1, #0
 964 ; CHECK-ARMV6-STRICT-NEXT:    mov r0, #1
 965 ; CHECK-ARMV6-STRICT-NEXT:    strd r0, r1, [sp, #8]
 966 ; CHECK-ARMV6-STRICT-NEXT:    ldrd r0, r1, [sp, #8]
 967 ; CHECK-ARMV6-STRICT-NEXT:    add sp, sp, #80
 968 ; CHECK-ARMV6-STRICT-NEXT:    bx lr
 969
 970 entry:
 971   %a = alloca [10 x i64], align 8
 972   %arrayidx = getelementptr inbounds [10 x i64], ptr %a, i32 0, i32 1
 973   store volatile i64 1, ptr %arrayidx, align 8
 974   %arrayidx1 = getelementptr inbounds [10 x i64], ptr %a, i32 0, i32 1
 975   %0 = load volatile i64, ptr %arrayidx1, align 8
 976   ret i64 %0
 977 }
 978