test/CodeGen/ARM/GlobalISel/arm-legalize-binops.mir

# RUN: llc -mtriple arm-- -run-pass=legalizer %s -o - | FileCheck %s
# RUN: llc -mtriple thumb-- -mattr=+v6t2 -run-pass=legalizer %s -o - | FileCheck %s
--- |
  define void @test_add_s8() { ret void }
  define void @test_add_s16() { ret void }
  define void @test_add_s32() { ret void }

  define void @test_sub_s8() { ret void }
  define void @test_sub_s16() { ret void }
  define void @test_sub_s32() { ret void }

  define void @test_mul_s8() { ret void }
  define void @test_mul_s16() { ret void }
  define void @test_mul_s32() { ret void }

  define void @test_and_s8() { ret void }
  define void @test_and_s16() { ret void }
  define void @test_and_s32() { ret void }

  define void @test_or_s8() { ret void }
  define void @test_or_s16() { ret void }
  define void @test_or_s32() { ret void }

  define void @test_xor_s8() { ret void }
  define void @test_xor_s16() { ret void }
  define void @test_xor_s32() { ret void }
...
---
name:            test_add_s8
# CHECK-LABEL: name: test_add_s8
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s8) = G_LOAD %0 :: (load 1)
    %2(p0) = COPY $r0
    %3(s8) = G_LOAD %2 :: (load 1)
    %4(s8) = G_ADD %1, %3
    ; G_ADD with s8 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_ADD {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_ADD {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_ADD {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s8)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_add_s16
# CHECK-LABEL: name: test_add_s16
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s16) = G_LOAD %0 :: (load 2)
    %2(p0) = COPY $r0
    %3(s16) = G_LOAD %2 :: (load 2)
    %4(s16) = G_ADD %1, %3
    ; G_ADD with s16 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_ADD {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_ADD {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_ADD {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s16)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_add_s32
# CHECK-LABEL: name: test_add_s32
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(s32) = COPY $r0
    %1(s32) = COPY $r1
    %2(s32) = G_ADD %0, %1
    ; G_ADD with s32 is legal, so we should find it unchanged in the output
    ; CHECK: {{%[0-9]+}}:_(s32) = G_ADD {{%[0-9]+, %[0-9]+}}
    $r0 = COPY %2(s32)
    BX_RET 14, $noreg, implicit $r0

...
---
name:            test_sub_s8
# CHECK-LABEL: name: test_sub_s8
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s8) = G_LOAD %0 :: (load 1)
    %2(p0) = COPY $r0
    %3(s8) = G_LOAD %2 :: (load 1)
    %4(s8) = G_SUB %1, %3
    ; G_SUB with s8 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_SUB {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_SUB {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_SUB {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s8)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_sub_s16
# CHECK-LABEL: name: test_sub_s16
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s16) = G_LOAD %0 :: (load 2)
    %2(p0) = COPY $r0
    %3(s16) = G_LOAD %2 :: (load 2)
    %4(s16) = G_SUB %1, %3
    ; G_SUB with s16 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_SUB {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_SUB {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_SUB {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s16)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_sub_s32
# CHECK-LABEL: name: test_sub_s32
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(s32) = COPY $r0
    %1(s32) = COPY $r1
    %2(s32) = G_SUB %0, %1
    ; G_SUB with s32 is legal, so we should find it unchanged in the output
    ; CHECK: {{%[0-9]+}}:_(s32) = G_SUB {{%[0-9]+, %[0-9]+}}
    $r0 = COPY %2(s32)
    BX_RET 14, $noreg, implicit $r0

...
---
name:            test_mul_s8
# CHECK-LABEL: name: test_mul_s8
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s8) = G_LOAD %0 :: (load 1)
    %2(p0) = COPY $r0
    %3(s8) = G_LOAD %2 :: (load 1)
    %4(s8) = G_MUL %1, %3
    ; G_MUL with s8 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_MUL {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_MUL {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_MUL {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s8)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_mul_s16
# CHECK-LABEL: name: test_mul_s16
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s16) = G_LOAD %0 :: (load 2)
    %2(p0) = COPY $r0
    %3(s16) = G_LOAD %2 :: (load 2)
    %4(s16) = G_MUL %1, %3
    ; G_MUL with s16 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_MUL {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_MUL {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_MUL {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s16)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_mul_s32
# CHECK-LABEL: name: test_mul_s32
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(s32) = COPY $r0
    %1(s32) = COPY $r1
    %2(s32) = G_MUL %0, %1
    ; G_MUL with s32 is legal, so we should find it unchanged in the output
    ; CHECK: {{%[0-9]+}}:_(s32) = G_MUL {{%[0-9]+, %[0-9]+}}
    $r0 = COPY %2(s32)
    BX_RET 14, $noreg, implicit $r0

...
---
name:            test_and_s8
# CHECK-LABEL: name: test_and_s8
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s8) = G_LOAD %0 :: (load 1)
    %2(p0) = COPY $r0
    %3(s8) = G_LOAD %2 :: (load 1)
    %4(s8) = G_AND %1, %3
    ; G_AND with s8 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_AND {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_AND {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_AND {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s8)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_and_s16
# CHECK-LABEL: name: test_and_s16
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s16) = G_LOAD %0 :: (load 2)
    %2(p0) = COPY $r0
    %3(s16) = G_LOAD %2 :: (load 2)
    %4(s16) = G_AND %1, %3
    ; G_AND with s16 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_AND {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_AND {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_AND {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s16)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_and_s32
# CHECK-LABEL: name: test_and_s32
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(s32) = COPY $r0
    %1(s32) = COPY $r1
    %2(s32) = G_AND %0, %1
    ; G_AND with s32 is legal, so we should find it unchanged in the output
    ; CHECK: {{%[0-9]+}}:_(s32) = G_AND {{%[0-9]+, %[0-9]+}}
    $r0 = COPY %2(s32)
    BX_RET 14, $noreg, implicit $r0

...
---
name:            test_or_s8
# CHECK-LABEL: name: test_or_s8
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s8) = G_LOAD %0 :: (load 1)
    %2(p0) = COPY $r0
    %3(s8) = G_LOAD %2 :: (load 1)
    %4(s8) = G_OR %1, %3
    ; G_OR with s8 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_OR {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_OR {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_OR {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s8)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_or_s16
# CHECK-LABEL: name: test_or_s16
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s16) = G_LOAD %0 :: (load 2)
    %2(p0) = COPY $r0
    %3(s16) = G_LOAD %2 :: (load 2)
    %4(s16) = G_OR %1, %3
    ; G_OR with s16 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_OR {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_OR {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_OR {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s16)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_or_s32
# CHECK-LABEL: name: test_or_s32
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(s32) = COPY $r0
    %1(s32) = COPY $r1
    %2(s32) = G_OR %0, %1
    ; G_OR with s32 is legal, so we should find it unchanged in the output
    ; CHECK: {{%[0-9]+}}:_(s32) = G_OR {{%[0-9]+, %[0-9]+}}
    $r0 = COPY %2(s32)
    BX_RET 14, $noreg, implicit $r0

...
---
name:            test_xor_s8
# CHECK-LABEL: name: test_xor_s8
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s8) = G_LOAD %0 :: (load 1)
    %2(p0) = COPY $r0
    %3(s8) = G_LOAD %2 :: (load 1)
    %4(s8) = G_XOR %1, %3
    ; G_XOR with s8 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_XOR {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_XOR {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s8) = G_XOR {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s8)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_xor_s16
# CHECK-LABEL: name: test_xor_s16
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
  - { id: 3, class: _ }
  - { id: 4, class: _ }
  - { id: 5, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(p0) = COPY $r0
    %1(s16) = G_LOAD %0 :: (load 2)
    %2(p0) = COPY $r0
    %3(s16) = G_LOAD %2 :: (load 2)
    %4(s16) = G_XOR %1, %3
    ; G_XOR with s16 should widen
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_XOR {{%[0-9]+, %[0-9]+}}
    ; CHECK: {{%[0-9]+}}:_(s32) = G_XOR {{%[0-9]+, %[0-9]+}}
    ; CHECK-NOT: {{%[0-9]+}}:_(s16) = G_XOR {{%[0-9]+, %[0-9]+}}
    %5(s32) = G_SEXT %4(s16)
    $r0 = COPY %5(s32)
    BX_RET 14, $noreg, implicit $r0
...
---
name:            test_xor_s32
# CHECK-LABEL: name: test_xor_s32
legalized:       false
# CHECK: legalized: true
regBankSelected: false
selected:        false
tracksRegLiveness: true
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
body:             |
  bb.0:
    liveins: $r0, $r1

    %0(s32) = COPY $r0
    %1(s32) = COPY $r1
    %2(s32) = G_XOR %0, %1
    ; G_XOR with s32 is legal, so we should find it unchanged in the output
    ; CHECK: {{%[0-9]+}}:_(s32) = G_XOR {{%[0-9]+, %[0-9]+}}
    $r0 = COPY %2(s32)
    BX_RET 14, $noreg, implicit $r0

...