File: nested-instruction-bundle-error.mir

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llvm-toolchain-11 1%3A11.0.1-2~deb10u1
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# RUN: not llc -mtriple thumbv7-apple-ios -run-pass none -o /dev/null %s 2>&1 | FileCheck %s

--- |
  define i32 @test1(i32 %a) {
  entry:
    %cmp = icmp sgt i32 %a, -78
    %. = zext i1 %cmp to i32
    ret i32 %.
  }
...
---
name:            test1
tracksRegLiveness: true
liveins:
  - { reg: '$r0' }
body: |
  bb.0.entry:
    liveins: $r0
    $r1 = t2MOVi 0, 14, _, _
    t2CMNri killed $r0, 78, 14, _, implicit-def $cpsr
    BUNDLE implicit-def dead $itstate, implicit-def $r1, implicit killed $cpsr {
      t2IT 12, 8, implicit-def $itstate
      $r1 = t2MOVi 1, 12, killed $cpsr, _
  ; CHECK: [[@LINE+1]]:14: nested instruction bundles are not allowed
      BUNDLE {
      }
    }
    $r0 = tMOVr killed $r1, 14, _
    tBX_RET 14, _, implicit killed $r0
...