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Diffstat (limited to 'test/Analysis/ScopedNoAliasAA/basic-domains.ll')
| -rw-r--r-- | test/Analysis/ScopedNoAliasAA/basic-domains.ll | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/test/Analysis/ScopedNoAliasAA/basic-domains.ll b/test/Analysis/ScopedNoAliasAA/basic-domains.ll new file mode 100644 index 0000000..d88a496 --- /dev/null +++ b/test/Analysis/ScopedNoAliasAA/basic-domains.ll @@ -0,0 +1,57 @@ +; RUN: opt < %s -basicaa -scoped-noalias -aa-eval -evaluate-aa-metadata -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s +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" +target triple = "x86_64-unknown-linux-gnu" + +define void @foo1(float* nocapture %a, float* nocapture readonly %c) #0 { +entry: +; CHECK-LABEL: Function: foo1 + %0 = load float* %c, align 4, !alias.scope !9 + %arrayidx.i = getelementptr inbounds float* %a, i64 5 + store float %0, float* %arrayidx.i, align 4, !noalias !6 + + %1 = load float* %c, align 4, !alias.scope !5 + %arrayidx.i2 = getelementptr inbounds float* %a, i64 15 + store float %1, float* %arrayidx.i2, align 4, !noalias !6 + + %2 = load float* %c, align 4, !alias.scope !6 + %arrayidx.i3 = getelementptr inbounds float* %a, i64 16 + store float %2, float* %arrayidx.i3, align 4, !noalias !5 + + ret void +} + +attributes #0 = { nounwind uwtable } + +!0 = metadata !{metadata !0, metadata !"some domain"} +!1 = metadata !{metadata !1, metadata !"some other domain"} + +; Two scopes (which must be self-referential to avoid being "uniqued"): +!2 = metadata !{metadata !2, metadata !0, metadata !"a scope in dom0"} +!3 = metadata !{metadata !2} + +!4 = metadata !{metadata !4, metadata !0, metadata !"another scope in dom0"} +!5 = metadata !{metadata !4} + +; A list of the two scopes. +!6 = metadata !{metadata !2, metadata !4} + +; Another scope in the second domain +!7 = metadata !{metadata !7, metadata !1, metadata !"another scope in dom1"} +!8 = metadata !{metadata !7} + +; A list of scopes from both domains. +!9 = metadata !{metadata !2, metadata !4, metadata !7} + +; CHECK: NoAlias: %0 = load float* %c, align 4, !alias.scope !0 <-> store float %0, float* %arrayidx.i, align 4, !noalias !6 +; CHECK: NoAlias: %0 = load float* %c, align 4, !alias.scope !0 <-> store float %1, float* %arrayidx.i2, align 4, !noalias !6 +; CHECK: MayAlias: %0 = load float* %c, align 4, !alias.scope !0 <-> store float %2, float* %arrayidx.i3, align 4, !noalias !7 +; CHECK: NoAlias: %1 = load float* %c, align 4, !alias.scope !7 <-> store float %0, float* %arrayidx.i, align 4, !noalias !6 +; CHECK: NoAlias: %1 = load float* %c, align 4, !alias.scope !7 <-> store float %1, float* %arrayidx.i2, align 4, !noalias !6 +; CHECK: NoAlias: %1 = load float* %c, align 4, !alias.scope !7 <-> store float %2, float* %arrayidx.i3, align 4, !noalias !7 +; CHECK: NoAlias: %2 = load float* %c, align 4, !alias.scope !6 <-> store float %0, float* %arrayidx.i, align 4, !noalias !6 +; CHECK: NoAlias: %2 = load float* %c, align 4, !alias.scope !6 <-> store float %1, float* %arrayidx.i2, align 4, !noalias !6 +; CHECK: MayAlias: %2 = load float* %c, align 4, !alias.scope !6 <-> store float %2, float* %arrayidx.i3, align 4, !noalias !7 +; CHECK: NoAlias: store float %1, float* %arrayidx.i2, align 4, !noalias !6 <-> store float %0, float* %arrayidx.i, align 4, !noalias !6 +; CHECK: NoAlias: store float %2, float* %arrayidx.i3, align 4, !noalias !7 <-> store float %0, float* %arrayidx.i, align 4, !noalias !6 +; CHECK: NoAlias: store float %2, float* %arrayidx.i3, align 4, !noalias !7 <-> store float %1, float* %arrayidx.i2, align 4, !noalias !6 + |