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      1 # RUN: llc -mtriple thumbv7-apple-ios -run-pass none -o - %s | FileCheck %s
      2 # This test ensures that the MIR parser parses the bundled machine instructions
      3 # and 'internal' register flags correctly.
      4 
      5 --- |
      6 
      7   define i32 @test1(i32 %a) {
      8   entry:
      9     %cmp = icmp sgt i32 %a, -78
     10     %. = zext i1 %cmp to i32
     11     ret i32 %.
     12   }
     13 
     14   define i32 @test2(i32 %a) {
     15   entry:
     16     %cmp = icmp sgt i32 %a, -78
     17     %. = zext i1 %cmp to i32
     18     ret i32 %.
     19   }
     20 
     21 ...
     22 ---
     23 name:            test1
     24 tracksRegLiveness: true
     25 liveins:
     26   - { reg: '$r0' }
     27 body: |
     28   bb.0.entry:
     29     liveins: $r0
     30     ; CHECK-LABEL: name: test1
     31     ; CHECK:      $r1 = t2MOVi 0, 14, $noreg, $noreg
     32     ; CHECK-NEXT: t2CMNri killed $r0, 78, 14, $noreg, implicit-def $cpsr
     33     ; CHECK-NEXT: BUNDLE implicit-def dead $itstate, implicit-def $r1, implicit killed $cpsr {
     34     ; CHECK-NEXT:   t2IT 12, 8, implicit-def $itstate
     35     ; CHECK-NEXT:   $r1 = t2MOVi 1, 12, killed $cpsr, $noreg, implicit internal killed $itstate
     36     ; CHECK-NEXT: }
     37     ; CHECK-NEXT: $r0 = tMOVr killed $r1, 14, $noreg
     38     ; CHECK-NEXT: tBX_RET 14, $noreg, implicit killed $r0
     39     $r1 = t2MOVi 0, 14, _, _
     40     t2CMNri killed $r0, 78, 14, _, implicit-def $cpsr
     41     BUNDLE implicit-def dead $itstate, implicit-def $r1, implicit killed $cpsr {
     42       t2IT 12, 8, implicit-def $itstate
     43       $r1 = t2MOVi 1, 12, killed $cpsr, _, implicit internal killed $itstate
     44     }
     45     $r0 = tMOVr killed $r1, 14, _
     46     tBX_RET 14, _, implicit killed $r0
     47 ...
     48 ---
     49 name:            test2
     50 tracksRegLiveness: true
     51 liveins:
     52   - { reg: '$r0' }
     53 body: |
     54   bb.0.entry:
     55     liveins: $r0
     56 
     57     ; Verify that the next machine instruction can be on the same line as
     58     ; '{' or '}'.
     59 
     60     ; CHECK-LABEL: name: test2
     61     ; CHECK:      $r1 = t2MOVi 0, 14, $noreg, $noreg
     62     ; CHECK-NEXT: t2CMNri killed $r0, 78, 14, $noreg, implicit-def $cpsr
     63     ; CHECK-NEXT: BUNDLE implicit-def dead $itstate, implicit-def $r1, implicit killed $cpsr {
     64     ; CHECK-NEXT:   t2IT 12, 8, implicit-def $itstate
     65     ; CHECK-NEXT:   $r1 = t2MOVi 1, 12, killed $cpsr, $noreg, implicit internal killed $itstate
     66     ; CHECK-NEXT: }
     67     ; CHECK-NEXT: $r0 = tMOVr killed $r1, 14, $noreg
     68     ; CHECK-NEXT: tBX_RET 14, $noreg, implicit killed $r0
     69     $r1 = t2MOVi 0, 14, _, _
     70     t2CMNri killed $r0, 78, 14, _, implicit-def $cpsr
     71     BUNDLE implicit-def dead $itstate, implicit-def $r1, implicit killed $cpsr { t2IT 12, 8, implicit-def $itstate
     72       $r1 = t2MOVi 1, 12, killed $cpsr, _, internal implicit killed $itstate
     73     } $r0 = tMOVr killed $r1, 14, _
     74     tBX_RET 14, _, implicit killed $r0
     75 ...
     76