forked from OSchip/llvm-project
51 lines
989 B
LLVM
51 lines
989 B
LLVM
; RUN: opt < %s -basic-aa -licm -S | FileCheck %s
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; Test moved from sinking.ll, as it tests sinking of a store who alone touches
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; a memory location in a loop.
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; Store can be sunk out of exit block containing indirectbr instructions after
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; D50925. Updated to use an argument instead of undef, due to PR38989.
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define void @test12(i32* %ptr) {
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; CHECK-LABEL: @test12
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; CHECK: store
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; CHECK-NEXT: br label %lab4
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br label %lab4
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lab4:
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br label %lab20
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lab5:
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br label %lab20
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lab6:
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br label %lab4
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lab7:
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br i1 undef, label %lab8, label %lab13
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lab8:
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br i1 undef, label %lab13, label %lab10
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lab10:
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br label %lab7
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lab13:
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ret void
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lab20:
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br label %lab21
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lab21:
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; CHECK: lab21:
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; CHECK-NOT: store
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; CHECK: br i1 false, label %lab21, label %lab22
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store i32 36127957, i32* %ptr, align 4
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br i1 undef, label %lab21, label %lab22
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lab22:
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; CHECK: lab22:
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; CHECK-NOT: store
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; CHECK-NEXT: indirectbr i8* undef
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indirectbr i8* undef, [label %lab5, label %lab6, label %lab7]
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}
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