# RUN: llc -mtriple aarch64 -passes="print<gisel-value-tracking>" %s -filetype=null 2>&1 | FileCheck %s

# CHECK-LABEL: name: @srem_pow2
# CHECK-NEXT:  %0:_ KnownBits:???????????????????????????????? SignBits:1
# CHECK-NEXT:  %1:_ KnownBits:00000000000000000000000000001000 SignBits:28
# CHECK-NEXT:  %2:_ KnownBits:???????????????????????????????? SignBits:1

---
name: srem_pow2
body: |
  bb.1:
    liveins: $w0

    %0:_(s32) = COPY $w0
    %1:_(s32) = G_CONSTANT i32 8
    %2:_(s32) = G_SREM %0, %1
    $w0 = COPY %2(s32)
    RET_ReallyLR implicit $w0
...

# CHECK-LABEL: name: @srem_non_pow2
# CHECK-NEXT:  %0:_ KnownBits:???????????????????????????????? SignBits:1
# CHECK-NEXT:  %1:_ KnownBits:00000000000000000000000000001010 SignBits:28
# CHECK-NEXT:  %2:_ KnownBits:???????????????????????????????? SignBits:1

---
name: srem_non_pow2
body: |
  bb.1:
    liveins: $w0

    %0:_(s32) = COPY $w0
    %1:_(s32) = G_CONSTANT i32 10
    %2:_(s32) = G_SREM %0, %1
    $w0 = COPY %2(s32)
    RET_ReallyLR implicit $w0
...

# CHECK-LABEL: name: @srem
# CHECK-NEXT:  %0:_ KnownBits:???????????????????????????????? SignBits:1
# CHECK-NEXT:  %1:_ KnownBits:???????????????????????????????? SignBits:1
# CHECK-NEXT:  %2:_ KnownBits:???????????????????????????????? SignBits:1

---
name: srem
body: |
  bb.1:
    liveins: $w0, $w1

    %0:_(s32) = COPY $w0
    %1:_(s32) = COPY $w1
    %2:_(s32) = G_SREM %0, %1
    $w0 = COPY %2(s32)
    RET_ReallyLR implicit $w0
...

# CHECK-LABEL: name: @srem_implicit_def
# CHECK-NEXT:  %0:_ KnownBits:???????????????????????????????? SignBits:1
# CHECK-NEXT:  %1:_ KnownBits:00000000000000000000000000001000 SignBits:28
# CHECK-NEXT:  %2:_ KnownBits:???????????????????????????????? SignBits:1

---
name: srem_implicit_def
body: |
  bb.1:
    liveins: $w0

    %0:_(s32) = G_IMPLICIT_DEF
    %1:_(s32) = G_CONSTANT i32 8
    %2:_(s32) = G_SREM %0, %1
    $w0 = COPY %2(s32)
    RET_ReallyLR implicit $w0
...

# CHECK-LABEL: name: @srem_both_implicit_def
# CHECK-NEXT:  %0:_ KnownBits:???????????????????????????????? SignBits:1
# CHECK-NEXT:  %1:_ KnownBits:???????????????????????????????? SignBits:1
# CHECK-NEXT:  %2:_ KnownBits:???????????????????????????????? SignBits:1

---
name: srem_both_implicit_def
body: |
  bb.1:

    %0:_(s32) = G_IMPLICIT_DEF
    %1:_(s32) = G_IMPLICIT_DEF
    %2:_(s32) = G_SREM %0, %1
    $w0 = COPY %2(s32)
    RET_ReallyLR implicit $w0
...

# CHECK-LABEL: name: @srem_const_const
# CHECK-NEXT:  %0:_ KnownBits:00000000000000000000000000001010 SignBits:28
# CHECK-NEXT:  %1:_ KnownBits:00000000000000000000000000000011 SignBits:30
# CHECK-NEXT:  %2:_ KnownBits:000000000000000000000000000000?? SignBits:28

---
name: srem_const_const
body: |
  bb.1:

    %0:_(s32) = G_CONSTANT i32 10
    %1:_(s32) = G_CONSTANT i32 3
    %2:_(s32) = G_SREM %0, %1
    $w0 = COPY %2(s32)
    RET_ReallyLR implicit $w0
...


# CHECK-LABEL: name: @numsignbits_srem
# CHECK-NEXT:  %0:_ KnownBits:???????????????????????????????? SignBits:1
# CHECK-NEXT:  %1:_ KnownBits:00000000000000000000000000001000 SignBits:28
# CHECK-NEXT:  %2:_ KnownBits:???????????????????????????????? SignBits:1

---
name: numsignbits_srem
body: |
  bb.1:
    liveins: $w0

    %0:_(s32) = COPY $w0
    %1:_(s32) = G_CONSTANT i32 8
    %2:_(s32) = G_SREM %0, %1
    $w0 = COPY %2(s32)
    RET_ReallyLR implicit $w0
...

# CHECK-LABEL: name: @numsignbits_srem_negative
# CHECK-NEXT:  %0:_ KnownBits:???????????????????????????????? SignBits:1
# CHECK-NEXT:  %1:_ KnownBits:11111111111111111111111111111000 SignBits:29
# CHECK-NEXT:  %2:_ KnownBits:???????????????????????????????? SignBits:1

---
name: numsignbits_srem_negative
body: |
  bb.1:
    liveins: $w0

    %0:_(s32) = COPY $w0
    %1:_(s32) = G_CONSTANT i32 -8
    %2:_(s32) = G_SREM %0, %1
    $w0 = COPY %2(s32)
    RET_ReallyLR implicit $w0
...

# CHECK-LABEL: name: @numsignbits_srem_const_const
# CHECK-NEXT:  %0:_ KnownBits:00000000000000000000000000001010 SignBits:28
# CHECK-NEXT:  %1:_ KnownBits:00000000000000000000000000000011 SignBits:30
# CHECK-NEXT:  %2:_ KnownBits:000000000000000000000000000000?? SignBits:28

---
name: numsignbits_srem_const_const
body: |
  bb.1:

    %0:_(s32) = G_CONSTANT i32 10
    %1:_(s32) = G_CONSTANT i32 3
    %2:_(s32) = G_SREM %0, %1
    $w0 = COPY %2(s32)
    RET_ReallyLR implicit $w0
...