basic2.ll 2.4 KB

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  1. ; RUN: opt < %s -basicaa -scoped-noalias -aa-eval -evaluate-aa-metadata -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
  2. target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
  3. target triple = "x86_64-unknown-linux-gnu"
  4. define void @foo2(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
  5. entry:
  6. ; CHECK-LABEL: Function: foo2
  7. %0 = load float, float* %c, align 4, !alias.scope !0
  8. %arrayidx.i = getelementptr inbounds float, float* %a, i64 5
  9. store float %0, float* %arrayidx.i, align 4, !alias.scope !5, !noalias !4
  10. %arrayidx1.i = getelementptr inbounds float, float* %b, i64 8
  11. store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noalias !5
  12. %1 = load float, float* %c, align 4
  13. %arrayidx = getelementptr inbounds float, float* %a, i64 7
  14. store float %1, float* %arrayidx, align 4
  15. ret void
  16. ; CHECK: MayAlias: %0 = load float, float* %c, align 4, !alias.scope !0 <-> store float %0, float* %arrayidx.i, align 4, !alias.scope !4, !noalia
  17. ; CHECK: s !5
  18. ; CHECK: MayAlias: %0 = load float, float* %c, align 4, !alias.scope !0 <-> store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noali
  19. ; CHECK: as !4
  20. ; CHECK: MayAlias: %0 = load float, float* %c, align 4, !alias.scope !0 <-> store float %1, float* %arrayidx, align 4
  21. ; CHECK: MayAlias: %1 = load float, float* %c, align 4 <-> store float %0, float* %arrayidx.i, align 4, !alias.scope !4, !noalias !5
  22. ; CHECK: MayAlias: %1 = load float, float* %c, align 4 <-> store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noalias !4
  23. ; CHECK: MayAlias: %1 = load float, float* %c, align 4 <-> store float %1, float* %arrayidx, align 4
  24. ; CHECK: NoAlias: store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noalias !4 <-> store float %0, float* %arrayidx.i, align
  25. ; CHECK: 4, !alias.scope !4, !noalias !5
  26. ; CHECK: NoAlias: store float %1, float* %arrayidx, align 4 <-> store float %0, float* %arrayidx.i, align 4, !alias.scope !4, !noalias !5
  27. ; CHECK: MayAlias: store float %1, float* %arrayidx, align 4 <-> store float %0, float* %arrayidx1.i, align 4, !alias.scope !0, !noalias !
  28. ; CHECK: 4
  29. }
  30. attributes #0 = { nounwind uwtable }
  31. !0 = !{!1, !3}
  32. !1 = !{!1, !2, !"some scope"}
  33. !2 = !{!2, !"some domain"}
  34. !3 = !{!3, !2, !"some other scope"}
  35. !4 = !{!1}
  36. !5 = !{!3}