llvm/test/CodeGen/AArch64/GlobalISel/knownbits-shuffle.mir

# NOTE: Assertions have been autogenerated by utils/update_givaluetracking_test_checks.py UTC_ARGS: --version 5
# RUN: llc -mtriple aarch64 -passes="print<gisel-value-tracking>" %s -filetype=null 2>&1 | FileCheck %s

---
name:            lane0
body:             |
  bb.1:
  ; CHECK-LABEL: name: @lane0
  ; CHECK-NEXT: %0:_ KnownBits:???????? SignBits:1
  ; CHECK-NEXT: %1:_ KnownBits:???????? SignBits:1
  ; CHECK-NEXT: %2:_ KnownBits:???????? SignBits:1
    %0:_(<2 x s8>) = COPY $h0
    %1:_(<2 x s8>) = COPY $h1
    %2:_(<2 x s8>) = G_SHUFFLE_VECTOR %0, %1, shufflemask(0, 0)
...
---
name:            zext_known
body:             |
  bb.1:
  ; CHECK-LABEL: name: @zext_known
  ; CHECK-NEXT: %0:_ KnownBits:???????? SignBits:1
  ; CHECK-NEXT: %1:_ KnownBits:???????????????? SignBits:1
  ; CHECK-NEXT: %2:_ KnownBits:00000000???????? SignBits:8
  ; CHECK-NEXT: %3:_ KnownBits:00000000???????? SignBits:8
    %0:_(<2 x s8>) = COPY $h0
    %1:_(<2 x s16>) = COPY $s1
    %2:_(<2 x s16>) = G_ZEXT %0
    %3:_(<2 x s16>) = G_SHUFFLE_VECTOR %2, %1, shufflemask(0, 0)
...
---
name:            zext_unknown
body:             |
  bb.1:
  ; CHECK-LABEL: name: @zext_unknown
  ; CHECK-NEXT: %0:_ KnownBits:???????? SignBits:1
  ; CHECK-NEXT: %1:_ KnownBits:???????????????? SignBits:1
  ; CHECK-NEXT: %2:_ KnownBits:00000000???????? SignBits:8
  ; CHECK-NEXT: %3:_ KnownBits:???????????????? SignBits:1
    %0:_(<2 x s8>) = COPY $h0
    %1:_(<2 x s16>) = COPY $s1
    %2:_(<2 x s16>) = G_ZEXT %0
    %3:_(<2 x s16>) = G_SHUFFLE_VECTOR %2, %1, shufflemask(0, 2)
...
---
name:            sext_known
body:             |
  bb.1:
  ; CHECK-LABEL: name: @sext_known
  ; CHECK-NEXT: %0:_ KnownBits:???????? SignBits:1
  ; CHECK-NEXT: %1:_ KnownBits:???????????????? SignBits:1
  ; CHECK-NEXT: %2:_ KnownBits:???????????????? SignBits:9
  ; CHECK-NEXT: %3:_ KnownBits:???????????????? SignBits:9
    %0:_(<2 x s8>) = COPY $h0
    %1:_(<2 x s16>) = COPY $s1
    %2:_(<2 x s16>) = G_SEXT %0
    %3:_(<2 x s16>) = G_SHUFFLE_VECTOR %2, %1, shufflemask(0, 0)
...
---
name:            sext_unknown
body:             |
  bb.1:
  ; CHECK-LABEL: name: @sext_unknown
  ; CHECK-NEXT: %0:_ KnownBits:???????? SignBits:1
  ; CHECK-NEXT: %1:_ KnownBits:???????????????? SignBits:1
  ; CHECK-NEXT: %2:_ KnownBits:???????????????? SignBits:9
  ; CHECK-NEXT: %3:_ KnownBits:???????????????? SignBits:1
    %0:_(<2 x s8>) = COPY $h0
    %1:_(<2 x s16>) = COPY $s1
    %2:_(<2 x s16>) = G_SEXT %0
    %3:_(<2 x s16>) = G_SHUFFLE_VECTOR %2, %1, shufflemask(0, 2)
...