llvm/llvm/test/CodeGen/AArch64/GlobalISel/select-arith-extended-reg.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64-unknown-unknown -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s

---
name:            add_sext_s32_to_s64
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $x2
    ; CHECK-LABEL: name: add_sext_s32_to_s64
    ; CHECK: liveins: $w1, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr64sp = COPY $x2
    ; CHECK-NEXT: %res:gpr64sp = ADDXrx %add_lhs, [[COPY]], 48
    ; CHECK-NEXT: $x3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $x3
    %1:gpr(s32) = COPY $w1
    %ext:gpr(s64) = G_SEXT %1(s32)
    %add_lhs:gpr(s64) = COPY $x2
    %res:gpr(s64) = G_ADD %add_lhs, %ext
    $x3 = COPY %res(s64)
    RET_ReallyLR implicit $x3
...
---
name:            add_and_s32_to_s64
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $x1, $x2
    ; CHECK-LABEL: name: add_and_s32_to_s64
    ; CHECK: liveins: $x1, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64all = COPY $x1
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr32all = COPY [[COPY]].sub_32
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY [[COPY1]]
    ; CHECK-NEXT: %add_lhs:gpr64sp = COPY $x2
    ; CHECK-NEXT: %res:gpr64sp = ADDXrx %add_lhs, [[COPY2]], 16
    ; CHECK-NEXT: $x3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $x3
    %1:gpr(s64) = COPY $x1
    %mask:gpr(s64) = G_CONSTANT i64 4294967295 ; 0xffff
    %ext:gpr(s64) = G_AND %1(s64), %mask
    %add_lhs:gpr(s64) = COPY $x2
    %res:gpr(s64) = G_ADD %add_lhs, %ext
    $x3 = COPY %res(s64)
    RET_ReallyLR implicit $x3
...
---
name:            add_sext_s16_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_sext_s16_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, %wide_1, 40
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s16) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_SEXT %1(s16)
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            add_zext_s16_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_zext_s16_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, %wide_1, 8
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s16) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_ZEXT %1(s16)
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            add_anyext_s16_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_anyext_s16_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, %wide_1, 8
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s16) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_ANYEXT %1(s16)
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            add_and_s16_to_s32_uxtb
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_and_s16_to_s32_uxtb
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, [[COPY]], 0
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %1:gpr(s32) = COPY $w1
    %mask:gpr(s32) = G_CONSTANT i32 255 ; 0xff
    %ext:gpr(s32) = G_AND %1(s32), %mask
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            add_and_s16_to_s32_uxth
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_and_s16_to_s32_uxth
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, [[COPY]], 8
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %1:gpr(s32) = COPY $w1
    %mask:gpr(s32) = G_CONSTANT i32 65535 ; 0xffff
    %ext:gpr(s32) = G_AND %1(s32), %mask
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            add_sext_s8_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_sext_s8_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, %wide_1, 32
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s8) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_SEXT %1(s8)
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            add_zext_s8_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_zext_s8_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, %wide_1, 0
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s8) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_ZEXT %1(s8)
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            add_anyext_s8_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_anyext_s8_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, %wide_1, 0
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s8) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_ANYEXT %1(s8)
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            add_sext_with_shl
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_sext_with_shl
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, %wide_1, 43
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s16) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_SEXT %1(s16)
    %imm:gpr(s32) = G_CONSTANT i32 3
    %shl:gpr(s32) = G_SHL %ext, %imm
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %shl
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            add_and_with_shl
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: add_and_with_shl
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: %add_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32sp = ADDWrx %add_lhs, [[COPY]], 3
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %1:gpr(s32) = COPY $w1
    %mask:gpr(s32) = G_CONSTANT i32 255 ; 0xff
    %ext:gpr(s32) = G_AND %1(s32), %mask
    %imm:gpr(s32) = G_CONSTANT i32 3
    %shl:gpr(s32) = G_SHL %ext, %imm
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %shl
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            dont_fold_invalid_mask
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    ; Check that we only fold when we have a supported AND mask.
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: dont_fold_invalid_mask
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: %mask:gpr32 = MOVi32imm 42
    ; CHECK-NEXT: %ext:gpr32 = ANDWrr [[COPY]], %mask
    ; CHECK-NEXT: %add_lhs:gpr32 = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = ADDWrr %add_lhs, %ext
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %1:gpr(s32) = COPY $w1
    %mask:gpr(s32) = G_CONSTANT i32 42
    %ext:gpr(s32) = G_AND %1(s32), %mask
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            dont_fold_invalid_shl
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: dont_fold_invalid_shl
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %ext:gpr32 = SBFMWri %wide_1, 0, 15
    ; CHECK-NEXT: %add_lhs:gpr32 = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = ADDWrs %add_lhs, %ext, 5
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s16) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_SEXT %1(s16)
    %imm:gpr(s32) = G_CONSTANT i32 5
    %shl:gpr(s32) = G_SHL %ext, %imm
    %add_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_ADD %add_lhs, %shl
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            sub_sext_s32_to_s64
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $x2
    ; CHECK-LABEL: name: sub_sext_s32_to_s64
    ; CHECK: liveins: $w1, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr64sp = COPY $x2
    ; CHECK-NEXT: %res:gpr64 = SUBSXrx %sub_lhs, [[COPY]], 48, implicit-def dead $nzcv
    ; CHECK-NEXT: $x3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $x3
    %1:gpr(s32) = COPY $w1
    %ext:gpr(s64) = G_SEXT %1(s32)
    %sub_lhs:gpr(s64) = COPY $x2
    %res:gpr(s64) = G_SUB %sub_lhs, %ext
    $x3 = COPY %res(s64)
    RET_ReallyLR implicit $x3
...
---
name:            sub_sext_s16_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: sub_sext_s16_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = SUBSWrx %sub_lhs, %wide_1, 40, implicit-def dead $nzcv
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s16) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_SEXT %1(s16)
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            sub_zext_s16_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: sub_zext_s16_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = SUBSWrx %sub_lhs, %wide_1, 8, implicit-def dead $nzcv
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s16) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_ZEXT %1(s16)
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            sub_anyext_s16_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: sub_anyext_s16_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = SUBSWrx %sub_lhs, %wide_1, 8, implicit-def dead $nzcv
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s16) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_ANYEXT %1(s16)
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            sub_and_s16_to_s32_uxtb
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: sub_and_s16_to_s32_uxtb
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = SUBSWrx %sub_lhs, [[COPY]], 0, implicit-def dead $nzcv
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %1:gpr(s32) = COPY $w1
    %mask:gpr(s32) = G_CONSTANT i32 255 ; 0xff
    %ext:gpr(s32) = G_AND %1(s32), %mask
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            sub_and_s16_to_s32_uxth
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: sub_and_s16_to_s32_uxth
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = SUBSWrx %sub_lhs, [[COPY]], 8, implicit-def dead $nzcv
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %1:gpr(s32) = COPY $w1
    %mask:gpr(s32) = G_CONSTANT i32 65535 ; 0xffff
    %ext:gpr(s32) = G_AND %1(s32), %mask
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
---
name:            sub_sext_s8_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s8) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_SEXT %1(s8)
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            sub_zext_s8_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: sub_zext_s8_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = SUBSWrx %sub_lhs, %wide_1, 0, implicit-def dead $nzcv
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s8) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_ZEXT %1(s8)
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            sub_anyext_s8_to_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: sub_anyext_s8_to_s32
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = SUBSWrx %sub_lhs, %wide_1, 0, implicit-def dead $nzcv
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s8) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_ANYEXT %1(s8)
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %ext
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
---
...
---
name:            sub_sext_with_shl
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: sub_sext_with_shl
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: %wide_1:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = SUBSWrx %sub_lhs, %wide_1, 43, implicit-def dead $nzcv
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %wide_1:gpr(s32) = COPY $w1
    %1:gpr(s16) = G_TRUNC %wide_1
    %ext:gpr(s32) = G_SEXT %1(s16)
    %imm:gpr(s32) = G_CONSTANT i32 3
    %shl:gpr(s32) = G_SHL %ext, %imm
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %shl
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            sub_and_with_shl
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $w1, $w2, $x2
    ; CHECK-LABEL: name: sub_and_with_shl
    ; CHECK: liveins: $w1, $w2, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: %sub_lhs:gpr32sp = COPY $w2
    ; CHECK-NEXT: %res:gpr32 = SUBSWrx %sub_lhs, [[COPY]], 3, implicit-def dead $nzcv
    ; CHECK-NEXT: $w3 = COPY %res
    ; CHECK-NEXT: RET_ReallyLR implicit $w3
    %1:gpr(s32) = COPY $w1
    %mask:gpr(s32) = G_CONSTANT i32 255 ; 0xff
    %ext:gpr(s32) = G_AND %1(s32), %mask
    %imm:gpr(s32) = G_CONSTANT i32 3
    %shl:gpr(s32) = G_SHL %ext, %imm
    %sub_lhs:gpr(s32) = COPY $w2
    %res:gpr(s32) = G_SUB %sub_lhs, %shl
    $w3 = COPY %res(s32)
    RET_ReallyLR implicit $w3
...
---
name:            store_16b_zext
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
liveins:
  - { reg: '$x0' }
  - { reg: '$w1' }
  - { reg: '$x2' }
body:             |
  bb.1.entry:
    liveins: $x0, $x1, $x2

    ; CHECK-LABEL: name: store_16b_zext
    ; CHECK: liveins: $x0, $x1, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:gpr64all = COPY $x2
    ; CHECK-NEXT: [[SUBREG_TO_REG:%[0-9]+]]:gpr64 = SUBREG_TO_REG 0, [[COPY1]], %subreg.sub_32
    ; CHECK-NEXT: %zext:gpr64 = UBFMXri [[SUBREG_TO_REG]], 0, 15
    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:gpr64 = COPY [[COPY2]]
    ; CHECK-NEXT: STRXroX [[COPY3]], [[COPY]], %zext, 0, 1 :: (store (p0))
    ; CHECK-NEXT: RET_ReallyLR
    %0:gpr(p0) = COPY $x0
    %1:gpr(s32) = COPY $w1
    %2:gpr(p0) = COPY $x2
    %small:gpr(s16) = G_TRUNC %1
    %zext:gpr(s64) = G_ZEXT %small(s16)
    %cst:gpr(s64) = G_CONSTANT i64 3
    %shl:gpr(s64) = G_SHL %zext, %cst(s64)
    %gep:gpr(p0) = G_PTR_ADD %0, %shl(s64)
    G_STORE %2(p0), %gep(p0) :: (store (p0))
    RET_ReallyLR
...
---
name:            store_8b_zext
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
liveins:
  - { reg: '$x0' }
  - { reg: '$w1' }
  - { reg: '$x2' }
body:             |
  bb.1.entry:
    liveins: $x0, $x1, $x2

    ; CHECK-LABEL: name: store_8b_zext
    ; CHECK: liveins: $x0, $x1, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:gpr64all = COPY $x2
    ; CHECK-NEXT: [[SUBREG_TO_REG:%[0-9]+]]:gpr64 = SUBREG_TO_REG 0, [[COPY1]], %subreg.sub_32
    ; CHECK-NEXT: %zext:gpr64 = UBFMXri [[SUBREG_TO_REG]], 0, 7
    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:gpr64 = COPY [[COPY2]]
    ; CHECK-NEXT: STRXroX [[COPY3]], [[COPY]], %zext, 0, 1 :: (store (p0))
    ; CHECK-NEXT: RET_ReallyLR
    %0:gpr(p0) = COPY $x0
    %1:gpr(s32) = COPY $w1
    %2:gpr(p0) = COPY $x2
    %small:gpr(s8) = G_TRUNC %1
    %zext:gpr(s64) = G_ZEXT %small(s8)
    %cst:gpr(s64) = G_CONSTANT i64 3
    %shl:gpr(s64) = G_SHL %zext, %cst(s64)
    %gep:gpr(p0) = G_PTR_ADD %0, %shl(s64)
    G_STORE %2(p0), %gep(p0) :: (store (p0))
    RET_ReallyLR
...
---
name:            store_16b_sext
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
liveins:
  - { reg: '$x0' }
  - { reg: '$w1' }
  - { reg: '$x2' }
body:             |
  bb.1.entry:
    liveins: $x0, $x1, $x2

    ; CHECK-LABEL: name: store_16b_sext
    ; CHECK: liveins: $x0, $x1, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:gpr64all = COPY $x2
    ; CHECK-NEXT: [[SUBREG_TO_REG:%[0-9]+]]:gpr64 = SUBREG_TO_REG 0, [[COPY1]], %subreg.sub_32
    ; CHECK-NEXT: %zext:gpr64 = SBFMXri [[SUBREG_TO_REG]], 0, 15
    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:gpr64 = COPY [[COPY2]]
    ; CHECK-NEXT: STRXroX [[COPY3]], [[COPY]], %zext, 0, 1 :: (store (p0))
    ; CHECK-NEXT: RET_ReallyLR
    %0:gpr(p0) = COPY $x0
    %1:gpr(s32) = COPY $w1
    %2:gpr(p0) = COPY $x2
    %small:gpr(s16) = G_TRUNC %1
    %zext:gpr(s64) = G_SEXT %small(s16)
    %cst:gpr(s64) = G_CONSTANT i64 3
    %shl:gpr(s64) = G_SHL %zext, %cst(s64)
    %gep:gpr(p0) = G_PTR_ADD %0, %shl(s64)
    G_STORE %2(p0), %gep(p0) :: (store (p0))
    RET_ReallyLR
...
---
name:            store_8b_sext
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
liveins:
  - { reg: '$x0' }
  - { reg: '$w1' }
  - { reg: '$x2' }
body:             |
  bb.1.entry:
    liveins: $x0, $x1, $x2

    ; CHECK-LABEL: name: store_8b_sext
    ; CHECK: liveins: $x0, $x1, $x2
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:gpr64all = COPY $x2
    ; CHECK-NEXT: [[SUBREG_TO_REG:%[0-9]+]]:gpr64 = SUBREG_TO_REG 0, [[COPY1]], %subreg.sub_32
    ; CHECK-NEXT: %zext:gpr64 = SBFMXri [[SUBREG_TO_REG]], 0, 7
    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:gpr64 = COPY [[COPY2]]
    ; CHECK-NEXT: STRXroX [[COPY3]], [[COPY]], %zext, 0, 1 :: (store (p0))
    ; CHECK-NEXT: RET_ReallyLR
    %0:gpr(p0) = COPY $x0
    %1:gpr(s32) = COPY $w1
    %2:gpr(p0) = COPY $x2
    %small:gpr(s8) = G_TRUNC %1
    %zext:gpr(s64) = G_SEXT %small(s8)
    %cst:gpr(s64) = G_CONSTANT i64 3
    %shl:gpr(s64) = G_SHL %zext, %cst(s64)
    %gep:gpr(p0) = G_PTR_ADD %0, %shl(s64)
    G_STORE %2(p0), %gep(p0) :: (store (p0))
    RET_ReallyLR
...