test/CodeGen/AArch64/GlobalISel/legalizer-combiner.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -run-pass=legalizer %s -o - | FileCheck %s

--- |
  target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
  target triple = "aarch64--"
  define void @test_unmerge() {
  entry:
    ret void
  }
  define void @test_legal_const_ext() { ret void }
...

---
name:            test_unmerge
body:             |
  bb.1:
    liveins: $w0
    ; CHECK-LABEL: name: test_unmerge
    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
    ; CHECK: $w0 = COPY [[COPY]](s32)
    %0:_(s32) = COPY $w0
    %1:_(<4 x s32>) = G_BUILD_VECTOR %0(s32), %0(s32), %0(s32), %0(s32)
    %2:_(s32), %3:_(s32), %4:_(s32), %5:_(s32) = G_UNMERGE_VALUES %1(<4 x s32>)
    $w0 = COPY %2(s32)
...

---
name:            test_legal_const_ext
body:             |
  bb.1:
    liveins: $w0
    ; CHECK-LABEL: name: test_legal_const_ext
    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
    ; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
    ; CHECK: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[COPY1]], [[C]]
    ; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[ADD]](s32)
    ; CHECK: $w0 = COPY [[COPY2]](s32)
    %0:_(s32) = COPY $w0
    %1:_(s1) = G_TRUNC %0(s32)
    %2:_(s1) = G_CONSTANT i1 2
    %3:_(s1) = G_ADD %1(s1), %2(s1)
    %4:_(s32) = G_ANYEXT %3(s1)
    $w0 = COPY %4(s32)
...