test/CodeGen/ARM/GlobalISel/thumb-select-logical-ops.mir

# RUN: llc -O0 -mtriple thumb-- -mattr=+v6t2 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
--- |
  define void @test_and_regs() { ret void }
  define void @test_and_imm() { ret void }

  define void @test_bfc() { ret void }
  define void @test_no_bfc_bad_mask() { ret void }

  define void @test_mvn() { ret void }
  define void @test_bic() { ret void }
  define void @test_orn() { ret void }
...
---
name:            test_and_regs
# CHECK-LABEL: name: test_and_regs
legalized:       true
regBankSelected: true
selected:        false
# CHECK: selected: true
registers:
  - { id: 0, class: gprb }
  - { id: 1, class: gprb }
  - { id: 2, class: gprb }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(s32) = COPY $r0
    ; CHECK: [[VREGX:%[0-9]+]]:rgpr = COPY $r0

    %1(s32) = COPY $r1
    ; CHECK: [[VREGY:%[0-9]+]]:rgpr = COPY $r1

    %2(s32) = G_AND %0, %1
    ; CHECK: [[VREGRES:%[0-9]+]]:rgpr = t2ANDrr [[VREGX]], [[VREGY]], 14, $noreg, $noreg

    $r0 = COPY %2(s32)
    ; CHECK: $r0 = COPY [[VREGRES]]

    BX_RET 14, $noreg, implicit $r0
    ; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name:            test_and_imm
# CHECK-LABEL: name: test_and_imm
legalized:       true
regBankSelected: true
selected:        false
# CHECK: selected: true
registers:
  - { id: 0, class: gprb }
  - { id: 1, class: gprb }
  - { id: 2, class: gprb }
body:             |
  bb.0:
    liveins: $r0

    %0(s32) = COPY $r0
    ; CHECK: [[VREGX:%[0-9]+]]:rgpr = COPY $r0

    %1(s32) = G_CONSTANT i32 786444 ; 0x000c000c
    %2(s32) = G_AND %0, %1
    ; CHECK: [[VREGRES:%[0-9]+]]:rgpr = t2ANDri [[VREGX]], 786444, 14, $noreg, $noreg

    $r0 = COPY %2(s32)
    ; CHECK: $r0 = COPY [[VREGRES]]

    BX_RET 14, $noreg, implicit $r0
    ; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name:            test_bfc
# CHECK-LABEL: name: test_bfc
legalized:       true
regBankSelected: true
selected:        false
# CHECK: selected: true
registers:
  - { id: 0, class: gprb }
  - { id: 1, class: gprb }
  - { id: 2, class: gprb }
body:             |
  bb.0:
    liveins: $r0

    %0(s32) = COPY $r0
    ; CHECK: [[VREGX:%[0-9]+]]:rgpr = COPY $r0

    %1(s32) = G_CONSTANT i32 -65529 ; 0xFFFF0007
    %2(s32) = G_AND %0, %1
    ; CHECK: [[VREGRES:%[0-9]+]]:rgpr = t2BFC [[VREGX]], -65529, 14, $noreg

    $r0 = COPY %2(s32)
    ; CHECK: $r0 = COPY [[VREGRES]]

    BX_RET 14, $noreg, implicit $r0
    ; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name:            test_no_bfc_bad_mask
# CHECK-LABEL: name: test_no_bfc_bad_mask
legalized:       true
regBankSelected: true
selected:        false
# CHECK: selected: true
registers:
  - { id: 0, class: gprb }
  - { id: 1, class: gprb }
  - { id: 2, class: gprb }
body:             |
  bb.0:
    liveins: $r0

    %0(s32) = COPY $r0

    %1(s32) = G_CONSTANT i32 786444 ; 0x000c000c
    %2(s32) = G_AND %0, %1
    ; CHECK-NOT: t2BFC

    $r0 = COPY %2(s32)

    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_mvn
# CHECK-LABEL: name: test_mvn
legalized:       true
regBankSelected: true
selected:        false
# CHECK: selected: true
registers:
  - { id: 0, class: gprb }
  - { id: 1, class: gprb }
  - { id: 2, class: gprb }
body:             |
  bb.0:
    liveins: $r0

    %0(s32) = COPY $r0
    ; CHECK: [[VREGX:%[0-9]+]]:rgpr = COPY $r0

    %1(s32) = G_CONSTANT i32 -1
    %2(s32) = G_XOR %0, %1
    ; CHECK: [[VREGRES:%[0-9]+]]:rgpr = t2MVNr [[VREGX]], 14, $noreg, $noreg

    $r0 = COPY %2(s32)
    ; CHECK: $r0 = COPY [[VREGRES]]

    BX_RET 14, $noreg, implicit $r0
    ; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name:            test_bic
# CHECK-LABEL: name: test_bic
legalized:       true
regBankSelected: true
selected:        false
# CHECK: selected: true
registers:
  - { id: 0, class: gprb }
  - { id: 1, class: gprb }
  - { id: 2, class: gprb }
  - { id: 3, class: gprb }
  - { id: 4, class: gprb }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(s32) = COPY $r0
    %1(s32) = COPY $r1
    ; CHECK-DAG: [[VREGX:%[0-9]+]]:rgpr = COPY $r0
    ; CHECK-DAG: [[VREGY:%[0-9]+]]:rgpr = COPY $r1

    %2(s32) = G_CONSTANT i32 -1
    %3(s32) = G_XOR %1, %2

    %4(s32) = G_AND %0, %3
    ; CHECK: [[VREGRES:%[0-9]+]]:rgpr = t2BICrr [[VREGX]], [[VREGY]], 14, $noreg, $noreg

    $r0 = COPY %4(s32)
    ; CHECK: $r0 = COPY [[VREGRES]]

    BX_RET 14, $noreg, implicit $r0
    ; CHECK: BX_RET 14, $noreg, implicit $r0
...
---
name:            test_orn
# CHECK-LABEL: name: test_orn
legalized:       true
regBankSelected: true
selected:        false
# CHECK: selected: true
registers:
  - { id: 0, class: gprb }
  - { id: 1, class: gprb }
  - { id: 2, class: gprb }
  - { id: 3, class: gprb }
  - { id: 4, class: gprb }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(s32) = COPY $r0
    %1(s32) = COPY $r1
    ; CHECK-DAG: [[VREGX:%[0-9]+]]:rgpr = COPY $r0
    ; CHECK-DAG: [[VREGY:%[0-9]+]]:rgpr = COPY $r1

    %2(s32) = G_CONSTANT i32 -1
    %3(s32) = G_XOR %1, %2

    %4(s32) = G_OR %0, %3
    ; CHECK: [[VREGRES:%[0-9]+]]:rgpr = t2ORNrr [[VREGX]], [[VREGY]], 14, $noreg, $noreg

    $r0 = COPY %4(s32)
    ; CHECK: $r0 = COPY [[VREGRES]]

    BX_RET 14, $noreg, implicit $r0
    ; CHECK: BX_RET 14, $noreg, implicit $r0
...