llvm/llvm/test/CodeGen/X86/GlobalISel/regbankselect-AVX2.mir

# RUN: llc -mtriple=x86_64-linux-gnu -mattr=+avx2 --global-isel                       -run-pass=regbankselect %s -o - | FileCheck %s
# RUN: llc -mtriple=x86_64-linux-gnu -mattr=+avx2 --global-isel -regbankselect-greedy -run-pass=regbankselect %s -o - | FileCheck %s

--- |
  define void @test_mul_vec256() {
    ret void
  }

  define void @test_add_vec256() {
    ret void
  }

  define void @test_sub_vec256() {
    ret void
  }

  define <8 x i32> @test_load_v8i32_noalign(ptr %p1) {
    %r = load <8 x i32>, ptr %p1, align 1
    ret <8 x i32> %r
  }

  define void @test_store_v8i32_noalign(<8 x i32> %val, ptr %p1) {
    store <8 x i32> %val, ptr %p1, align 1
    ret void
  }

---
name:            test_mul_vec256
alignment:       16
legalized:       true
regBankSelected: false
selected:        false
tracksRegLiveness: true
# CHECK-LABEL: name:            test_mul_vec256
# CHECK: registers:
# CHECK:  - { id: 0, class: vecr, preferred-register: '' }
# CHECK:  - { id: 1, class: vecr, preferred-register: '' }
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
body:             |
  bb.1 (%ir-block.0):

    %0(<8 x s32>) = IMPLICIT_DEF
    %1(<8 x s32>) = G_MUL %0, %0
    RET 0

...
---
name:            test_add_vec256
alignment:       16
legalized:       true
regBankSelected: false
selected:        false
tracksRegLiveness: true
# CHECK-LABEL: name:            test_add_vec256
# CHECK: registers:
# CHECK:  - { id: 0, class: vecr, preferred-register: '' }
# CHECK:  - { id: 1, class: vecr, preferred-register: '' }
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
body:             |
  bb.1 (%ir-block.0):

    %0(<8 x s32>) = IMPLICIT_DEF
    %1(<8 x s32>) = G_ADD %0, %0
    RET 0

...
---
name:            test_sub_vec256
alignment:       16
legalized:       true
regBankSelected: false
selected:        false
tracksRegLiveness: true
# CHECK-LABEL: name:            test_sub_vec256
# CHECK: registers:
# CHECK:  - { id: 0, class: vecr, preferred-register: '' }
# CHECK:  - { id: 1, class: vecr, preferred-register: '' }
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
  - { id: 2, class: _ }
body:             |
  bb.1 (%ir-block.0):

    %0(<8 x s32>) = IMPLICIT_DEF
    %1(<8 x s32>) = G_SUB %0, %0
    RET 0

...
---
name:            test_load_v8i32_noalign
# CHECK-LABEL: name:  test_load_v8i32_noalign
alignment:       16
legalized:       true
regBankSelected: false
# CHECK:       registers:
# CHECK-NEXT:    - { id: 0, class: gpr, preferred-register: '' }
# CHECK-NEXT:    - { id: 1, class: vecr, preferred-register: '' }
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
body:             |
  bb.1 (%ir-block.0):
    liveins: $rdi

    %0(p0) = COPY $rdi
    %1(<8 x s32>) = G_LOAD %0(p0) :: (load (<8 x s32>) from %ir.p1, align 1)
    $ymm0 = COPY %1(<8 x s32>)
    RET 0, implicit $ymm0

...
---
name:            test_store_v8i32_noalign
# CHECK-LABEL: name:  test_store_v8i32_noalign
alignment:       16
legalized:       true
regBankSelected: false
# CHECK:       registers:
# CHECK-NEXT:    - { id: 0, class: vecr, preferred-register: '' }
# CHECK-NEXT:    - { id: 1, class: gpr, preferred-register: '' }
registers:
  - { id: 0, class: _ }
  - { id: 1, class: _ }
body:             |
  bb.1 (%ir-block.0):
    liveins: $rdi, $ymm0

    %0(<8 x s32>) = COPY $ymm0
    %1(p0) = COPY $rdi
    G_STORE %0(<8 x s32>), %1(p0) :: (store (<8 x s32>) into %ir.p1, align 1)
    RET 0

...