llvm/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-umax.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -run-pass=amdgpu-regbankselect -verify-machineinstrs -regbankselect-fast -o - %s  | FileCheck %s
# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -run-pass=amdgpu-regbankselect -verify-machineinstrs -regbankselect-greedy -o - %s  | FileCheck %s

---
name: umax_s32_ss
legalized: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1

    ; CHECK-LABEL: name: umax_s32_ss
    ; CHECK: liveins: $sgpr0, $sgpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:sgpr(s32) = G_UMAX [[COPY]], [[COPY1]]
    ; CHECK-NEXT: $sgpr0 = COPY [[UMAX]](s32)
    %0:_(s32) = COPY $sgpr0
    %1:_(s32) = COPY $sgpr1
    %2:_(s32) = G_UMAX %0, %1
    $sgpr0 = COPY %2
...

---
name: umax_s32_sv
legalized: true

body: |
  bb.0:
    liveins: $sgpr0, $vgpr0

    ; CHECK-LABEL: name: umax_s32_sv
    ; CHECK: liveins: $sgpr0, $vgpr0
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:vgpr(s32) = G_UMAX [[COPY2]], [[COPY1]]
    ; CHECK-NEXT: $vgpr0 = COPY [[UMAX]](s32)
    %0:_(s32) = COPY $sgpr0
    %1:_(s32) = COPY $vgpr0
    %2:_(s32) = G_UMAX %0, %1
    $vgpr0 = COPY %2
...

---
name: umax_s32_vs
legalized: true

body: |
  bb.0:
    liveins: $sgpr0, $vgpr0

    ; CHECK-LABEL: name: umax_s32_vs
    ; CHECK: liveins: $sgpr0, $vgpr0
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:vgpr(s32) = G_UMAX [[COPY]], [[COPY2]]
    ; CHECK-NEXT: $vgpr0 = COPY [[UMAX]](s32)
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $sgpr0
    %2:_(s32) = G_UMAX %0, %1
    $vgpr0 = COPY %2
...

---
name: umax_s32_vv
legalized: true

body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; CHECK-LABEL: name: umax_s32_vv
    ; CHECK: liveins: $vgpr0, $vgpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr(s32) = COPY $vgpr1
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:vgpr(s32) = G_UMAX [[COPY]], [[COPY1]]
    ; CHECK-NEXT: $vgpr0 = COPY [[UMAX]](s32)
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $vgpr1
    %2:_(s32) = G_UMAX %0, %1
    $vgpr0 = COPY %2
...

# FIXME: This should use VGPR instruction
---
name: umax_s32_ss_vgpr_use
legalized: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1

    ; CHECK-LABEL: name: umax_s32_ss_vgpr_use
    ; CHECK: liveins: $sgpr0, $sgpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:sgpr(s32) = G_UMAX [[COPY]], [[COPY1]]
    ; CHECK-NEXT: $vgpr0 = COPY [[UMAX]](s32)
    %0:_(s32) = COPY $sgpr0
    %1:_(s32) = COPY $sgpr1
    %2:_(s32) = G_UMAX %0, %1
    $vgpr0 = COPY %2
...

---
name: umax_s16_ss
legalized: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1

    ; CHECK-LABEL: name: umax_s16_ss
    ; CHECK: liveins: $sgpr0, $sgpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY]](s32)
    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY1]](s32)
    ; CHECK-NEXT: [[ZEXT:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC]](s16)
    ; CHECK-NEXT: [[ZEXT1:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC1]](s16)
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:sgpr(s32) = G_UMAX [[ZEXT]], [[ZEXT1]]
    ; CHECK-NEXT: [[TRUNC2:%[0-9]+]]:sgpr(s16) = G_TRUNC [[UMAX]](s32)
    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:sgpr(s32) = G_ANYEXT [[TRUNC2]](s16)
    ; CHECK-NEXT: $sgpr0 = COPY [[ANYEXT]](s32)
    %0:_(s32) = COPY $sgpr0
    %1:_(s32) = COPY $sgpr1
    %2:_(s16) = G_TRUNC %0
    %3:_(s16) = G_TRUNC %1
    %4:_(s16) = G_UMAX %2, %3
    %5:_(s32) = G_ANYEXT %4
    $sgpr0 = COPY %5

...

---
name: umax_s16_ss_vgpr_use
legalized: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1

    ; CHECK-LABEL: name: umax_s16_ss_vgpr_use
    ; CHECK: liveins: $sgpr0, $sgpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY]](s32)
    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:sgpr(s16) = G_TRUNC [[COPY1]](s32)
    ; CHECK-NEXT: [[ZEXT:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC]](s16)
    ; CHECK-NEXT: [[ZEXT1:%[0-9]+]]:sgpr(s32) = G_ZEXT [[TRUNC1]](s16)
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:sgpr(s32) = G_UMAX [[ZEXT]], [[ZEXT1]]
    ; CHECK-NEXT: [[TRUNC2:%[0-9]+]]:sgpr(s16) = G_TRUNC [[UMAX]](s32)
    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:sgpr(s32) = G_ANYEXT [[TRUNC2]](s16)
    ; CHECK-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
    %0:_(s32) = COPY $sgpr0
    %1:_(s32) = COPY $sgpr1
    %2:_(s16) = G_TRUNC %0
    %3:_(s16) = G_TRUNC %1
    %4:_(s16) = G_UMAX %2, %3
    %5:_(s32) = G_ANYEXT %4
    $vgpr0 = COPY %5

...

---
name: umax_v2s16_ss
legalized: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1

    ; CHECK-LABEL: name: umax_v2s16_ss
    ; CHECK: liveins: $sgpr0, $sgpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(<2 x s16>) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(<2 x s16>) = COPY $sgpr1
    ; CHECK-NEXT: [[BITCAST:%[0-9]+]]:sgpr(s32) = G_BITCAST [[COPY]](<2 x s16>)
    ; CHECK-NEXT: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 16
    ; CHECK-NEXT: [[LSHR:%[0-9]+]]:sgpr(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; CHECK-NEXT: [[C1:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 65535
    ; CHECK-NEXT: [[AND:%[0-9]+]]:sgpr(s32) = G_AND [[BITCAST]], [[C1]]
    ; CHECK-NEXT: [[BITCAST1:%[0-9]+]]:sgpr(s32) = G_BITCAST [[COPY1]](<2 x s16>)
    ; CHECK-NEXT: [[C2:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 16
    ; CHECK-NEXT: [[LSHR1:%[0-9]+]]:sgpr(s32) = G_LSHR [[BITCAST1]], [[C2]](s32)
    ; CHECK-NEXT: [[C3:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 65535
    ; CHECK-NEXT: [[AND1:%[0-9]+]]:sgpr(s32) = G_AND [[BITCAST1]], [[C3]]
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:sgpr(s32) = G_UMAX [[AND]], [[AND1]]
    ; CHECK-NEXT: [[UMAX1:%[0-9]+]]:sgpr(s32) = G_UMAX [[LSHR]], [[LSHR1]]
    ; CHECK-NEXT: [[BUILD_VECTOR_TRUNC:%[0-9]+]]:sgpr(<2 x s16>) = G_BUILD_VECTOR_TRUNC [[UMAX]](s32), [[UMAX1]](s32)
    ; CHECK-NEXT: $sgpr0 = COPY [[BUILD_VECTOR_TRUNC]](<2 x s16>)
    %0:_(<2 x s16>) = COPY $sgpr0
    %1:_(<2 x s16>) = COPY $sgpr1
    %2:_(<2 x s16>) = G_UMAX %0, %1
    $sgpr0 = COPY %2
...

---
name: umax_v2s16_sv
legalized: true

body: |
  bb.0:
    liveins: $sgpr0, $vgpr0

    ; CHECK-LABEL: name: umax_v2s16_sv
    ; CHECK: liveins: $sgpr0, $vgpr0
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(<2 x s16>) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr(<2 x s16>) = COPY $vgpr0
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(<2 x s16>) = COPY [[COPY]](<2 x s16>)
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:vgpr(<2 x s16>) = G_UMAX [[COPY2]], [[COPY1]]
    ; CHECK-NEXT: $vgpr0 = COPY [[UMAX]](<2 x s16>)
    %0:_(<2 x s16>) = COPY $sgpr0
    %1:_(<2 x s16>) = COPY $vgpr0
    %2:_(<2 x s16>) = G_UMAX %0, %1
    $vgpr0 = COPY %2
...

---
name: umax_v2s16_vs
legalized: true

body: |
  bb.0:
    liveins: $sgpr0, $vgpr0

    ; CHECK-LABEL: name: umax_v2s16_vs
    ; CHECK: liveins: $sgpr0, $vgpr0
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr(<2 x s16>) = COPY $vgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(<2 x s16>) = COPY $sgpr0
    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(<2 x s16>) = COPY [[COPY1]](<2 x s16>)
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:vgpr(<2 x s16>) = G_UMAX [[COPY]], [[COPY2]]
    ; CHECK-NEXT: $vgpr0 = COPY [[UMAX]](<2 x s16>)
    %0:_(<2 x s16>) = COPY $vgpr0
    %1:_(<2 x s16>) = COPY $sgpr0
    %2:_(<2 x s16>) = G_UMAX %0, %1
    $vgpr0 = COPY %2
...

---
name: umax_v2s16_vv
legalized: true

body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; CHECK-LABEL: name: umax_v2s16_vv
    ; CHECK: liveins: $vgpr0, $vgpr1
    ; CHECK-NEXT: {{  $}}
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr(<2 x s16>) = COPY $vgpr0
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr(<2 x s16>) = COPY $vgpr1
    ; CHECK-NEXT: [[UMAX:%[0-9]+]]:vgpr(<2 x s16>) = G_UMAX [[COPY]], [[COPY1]]
    ; CHECK-NEXT: $vgpr0 = COPY [[UMAX]](<2 x s16>)
    %0:_(<2 x s16>) = COPY $vgpr0
    %1:_(<2 x s16>) = COPY $vgpr1
    %2:_(<2 x s16>) = G_UMAX %0, %1
    $vgpr0 = COPY %2
...