test/CodeGen/X86/GlobalISel/select-br.mir

   1 # RUN: llc -mtriple=x86_64-linux-gnu    -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=CHECK --check-prefix=X64
   2 # RUN: llc -mtriple=i386-linux-gnu      -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=CHECK --check-prefix=X32
   3
   4 --- |
   5   define void @uncondbr() {
   6   entry:
   7     br label %bb2
   8
   9   end:                                              ; preds = %bb2
  10     ret void
  11
  12   bb2:                                              ; preds = %entry
  13     br label %end
  14   }
  15
  16 ...
  17 ---
  18 name:            uncondbr
  19 # CHECK-LABEL: name:  uncondbr
  20 alignment:       4
  21 legalized:       true
  22 regBankSelected: true
  23 # CHECK:     JMP_1 %bb.2
  24 # CHECK:     JMP_1 %bb.1
  25 body:             |
  26   bb.1.entry:
  27     successors: %bb.3(0x80000000)
  28
  29     G_BR %bb.3
  30
  31   bb.2.end:
  32     RET 0
  33
  34   bb.3.bb2:
  35     successors: %bb.2(0x80000000)
  36
  37     G_BR %bb.2
  38
  39 ...