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      1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
      2 ; RUN: llc -o - %s -mtriple=x86_64--unknown-linux-gnu | FileCheck %s
      3 
      4 define void @foo(i32* %a, i32* %b, i32* noalias %c, i64 %s) {
      5 ; CHECK-LABEL: foo:
      6 ; CHECK:       # %bb.0:
      7 ; CHECK-NEXT:    movq $0, -{{[0-9]+}}(%rsp)
      8 ; CHECK-NEXT:    jmp .LBB0_1
      9 ; CHECK-NEXT:    .p2align 4, 0x90
     10 ; CHECK-NEXT:  .LBB0_2: # %body
     11 ; CHECK-NEXT:    # in Loop: Header=BB0_1 Depth=1
     12 ; CHECK-NEXT:    movl $1, (%rdx,%r9,4)
     13 ; CHECK-NEXT:    movzbl (%rdi,%r9,4), %r8d
     14 ; CHECK-NEXT:    movzbl (%rsi,%r9,4), %eax
     15 ; CHECK-NEXT:    andl %r8d, %eax
     16 ; CHECK-NEXT:    andl $1, %eax
     17 ; CHECK-NEXT:    movl %eax, (%rdi,%r9,4)
     18 ; CHECK-NEXT:    incq %r9
     19 ; CHECK-NEXT:    movq %r9, -{{[0-9]+}}(%rsp)
     20 ; CHECK-NEXT:  .LBB0_1: # %loop
     21 ; CHECK-NEXT:    # =>This Inner Loop Header: Depth=1
     22 ; CHECK-NEXT:    movq -{{[0-9]+}}(%rsp), %r9
     23 ; CHECK-NEXT:    cmpq %rcx, %r9
     24 ; CHECK-NEXT:    jne .LBB0_2
     25 ; CHECK-NEXT:  # %bb.3: # %endloop
     26 ; CHECK-NEXT:    retq
     27 %i = alloca i64
     28 store i64 0, i64* %i
     29 br label %loop
     30 
     31 loop:
     32 %ct = load i64, i64* %i
     33 %comp = icmp eq i64 %ct, %s
     34 br i1 %comp, label %endloop, label %body
     35 
     36 body:
     37 %var0 = getelementptr i32, i32* %c, i64 %ct
     38 store i32 1, i32* %var0
     39 %var1 = getelementptr i32, i32* %c, i64 %ct
     40 %var2 = load i32, i32* %var1
     41 %var3 = add i32 %var2, 1
     42 %var4 = getelementptr i32, i32* %a, i64 %ct
     43 %var5 = load i32, i32* %var4
     44 %var6 = and i32 %var3, %var5
     45 %var7 = add i32 %var6, 1
     46 %var8 = getelementptr i32, i32* %a, i64 %ct
     47 %var9 = load i32, i32* %var8
     48 %var10 = and i32 %var7, %var9
     49 %var11 = getelementptr i32, i32* %c, i64 %ct
     50 %var12 = load i32, i32* %var11
     51 %var13 = and i32 %var10, %var12
     52 %var14 = getelementptr i32, i32* %b, i64 %ct
     53 %var15 = load i32, i32* %var14
     54 %var16 = and i32 %var15, 63
     55 %var17 = and i32 %var13, %var16
     56 %var18 = getelementptr i32, i32* %a, i64 %ct
     57 store i32 %var17, i32* %var18
     58 %z = add i64 1, %ct
     59 store i64 %z, i64* %i
     60 br label %loop
     61 
     62 endloop:
     63 ret void
     64 }
     65