TheRock/compiler/amd-llvm/llvm/test/CodeGen/ARM/vlldm-vlstm-uops.mir

# RUN: llc -run-pass=if-converter %s -o - | FileCheck %s
--- |
  target triple = "thumbv8m.main-arm-none-eabi"

  define hidden void @foo(ptr nocapture %baz) local_unnamed_addr #0 {
  entry:
    %call = call i32 @bar() #0
    %tobool = icmp eq i32 %call, 0
    br i1 %tobool, label %land.end, label %land.rhs

  land.rhs:                                         ; preds = %entry
    %call1 = call i32 @bar() #0
    br label %land.end

  land.end:                                         ; preds = %land.rhs, %entry
    call void %baz() #0
    ret void
  }
  declare dso_local i32 @bar() local_unnamed_addr #0

  attributes #0 = { nounwind }

...
---
name:            foo
alignment:       4
tracksRegLiveness: true
liveins:
  - { reg: '$r0' }
frameInfo:
  stackSize:       8
  maxAlignment:    4
  adjustsStack:    true
  hasCalls:        true
  maxCallFrameSize: 0
stack:
  - { id: 0, type: spill-slot, offset: -4, size: 4, alignment: 4, callee-saved-register: '$lr',
      callee-saved-restored: false }
  - { id: 1, type: spill-slot, offset: -8, size: 4, alignment: 4, callee-saved-register: '$r4' }
machineFunctionInfo: {}
body:             |
  bb.0.entry:
    successors: %bb.2(0x30000000), %bb.1(0x50000000)
    liveins: $r0, $r4, $lr

    $sp = frame-setup t2STMDB_UPD $sp, 14, $noreg, killed $r4, killed $lr
    $r4 = tMOVr $r0, 14, $noreg
    tBL 14, $noreg, @bar, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit-def $sp, implicit-def $r0
    t2CMPri killed renamable $r0, 0, 14, $noreg, implicit-def $cpsr
    t2Bcc %bb.2, 0, killed $cpsr

  bb.1.land.rhs:
    liveins: $r4

    tBL 14, $noreg, @bar, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit-def $sp, implicit-def dead $r0

  bb.2.land.end:
    liveins: $r4

    $sp = t2STMDB_UPD $sp, 14, $noreg, $r4, killed $r5, killed $r6, killed $r7, killed $r8, killed $r9, killed $r10, killed $r11
    $r4 = t2BICri $r4, 1, 14, $noreg, $noreg
    $sp = tSUBspi $sp, 34, 14, $noreg
    VLSTM $sp, 14 /* CC::al */, $noreg, 0, implicit-def $vpr, implicit-def $fpscr, implicit-def $fpscr_nzcv, implicit-def $fpscr_rm, implicit undef $vpr, implicit undef $fpscr, implicit undef $fpscr_nzcv, implicit undef $fpscr_rm, implicit undef $d0, implicit undef $d1, implicit undef $d2, implicit undef $d3, implicit undef $d4, implicit undef $d5, implicit undef $d6, implicit undef $d7, implicit $d8, implicit $d9, implicit $d10, implicit $d11, implicit $d12, implicit $d13, implicit $d14, implicit $d15
    tBLXNSr 14, $noreg, killed $r4, csr_aapcs, implicit-def $lr, implicit $sp, implicit-def dead $lr, implicit $sp, implicit-def $sp, implicit-def $q0, implicit-def $q1, implicit-def $q2, implicit-def $q3, implicit-def $q4, implicit-def $q5, implicit-def $q6, implicit-def $q7
    VLLDM $sp, 14 /* CC::al */, $noreg, 0, implicit-def $vpr, implicit-def $fpscr, implicit-def $fpscr_nzcv, implicit-def $fpscr_rm, implicit-def $d0, implicit-def $d1, implicit-def $d2, implicit-def $d3, implicit-def $d4, implicit-def $d5, implicit-def $d6, implicit-def $d7, implicit-def $d8, implicit-def $d9, implicit-def $d10, implicit-def $d11, implicit-def $d12, implicit-def $d13, implicit-def $d14, implicit-def $d15
    $sp = tADDspi $sp, 34, 14, $noreg
    $sp = t2LDMIA_UPD $sp, 14, $noreg, def $r4, def $r5, def $r6, def $r7, def $r8, def $r9, def $r10, def $r11
    $sp = t2LDMIA_RET $sp, 14, $noreg, def $r4, def $pc

...
# Just check there is no ICE (in debug builds)
# CHECK: name: foo