text: ; RUN: llc -filetype=asm -mtriple=mipsel-none-nacl -relocation-model=static \
  ; RUN:     -O3 < %s | FileCheck %s
  
  
  ; This test tests that NaCl functions are bundle-aligned.
  
  define void @test0() {
    ret void
  
  ; CHECK:          .align  4
  ; CHECK-NOT:      .align
  ; CHECK-LABEL:    test0:
  
  }
  
  
  ; This test tests that blocks that are jumped to through jump table are
  ; bundle-aligned.
  
  define i32 @test1(i32 %i) {
  entry:
    switch i32 %i, label %default [
      i32 0, label %bb1
      i32 1, label %bb2
      i32 2, label %bb3
      i32 3, label %bb4
    ]
  
  bb1:
    ret i32 111
  bb2:
    ret i32 222
  bb3:
    ret i32 333
  bb4:
    ret i32 444
  default:
    ret i32 555
  
  
  ; CHECK-LABEL:       test1:
  
  ; CHECK:             .align  4
  ; CHECK-NEXT:    ${{BB[0-9]+_[0-9]+}}:
  ; CHECK-NEXT:        jr      $ra
  ; CHECK-NEXT:        addiu   $2, $zero, 111
  ; CHECK-NEXT:        .align  4
  ; CHECK-NEXT:    ${{BB[0-9]+_[0-9]+}}:
  ; CHECK-NEXT:        jr      $ra
  ; CHECK-NEXT:        addiu   $2, $zero, 222
  ; CHECK-NEXT:        .align  4
  ; CHECK-NEXT:    ${{BB[0-9]+_[0-9]+}}:
  ; CHECK-NEXT:        jr      $ra
  ; CHECK-NEXT:        addiu   $2, $zero, 333
  ; CHECK-NEXT:        .align  4
  ; CHECK-NEXT:    ${{BB[0-9]+_[0-9]+}}:
  ; CHECK-NEXT:        jr      $ra
  ; CHECK-NEXT:        addiu   $2, $zero, 444
  
  }
  
  
  ; This test tests that a block whose address is taken is bundle-aligned in NaCl.
  
  @bb_array = constant [2 x i8*] [i8* blockaddress(@test2, %bb1),
                                  i8* blockaddress(@test2, %bb2)], align 4
  
  define i32 @test2(i32 %i) {
  entry:
    %elementptr = getelementptr inbounds [2 x i8*]* @bb_array, i32 0, i32 %i
    %0 = load i8** %elementptr, align 4
    indirectbr i8* %0, [label %bb1, label %bb2]
  
  bb1:
    ret i32 111
  bb2:
    ret i32 222
  
  
  ; CHECK-LABEL:       test2:
  
  ; Note that there are two consecutive labels - one temporary and one for
  ; basic block.
  
  ; CHECK:             .align  4
  ; CHECK-NEXT:    ${{[a-zA-Z0-9]+}}:
  ; CHECK-NEXT:    ${{BB[0-9]+_[0-9]+}}:
  ; CHECK-NEXT:        jr      $ra
  ; CHECK-NEXT:        addiu   $2, $zero, 111
  ; CHECK-NEXT:        .align  4
  ; CHECK-NEXT:    ${{[a-zA-Z0-9]+}}:
  ; CHECK-NEXT:    ${{BB[0-9]+_[0-9]+}}:
  ; CHECK-NEXT:        jr      $ra
  ; CHECK-NEXT:        addiu   $2, $zero, 222
  
  }
  