forked from OSchip/llvm-project
36 lines
1.2 KiB
LLVM
36 lines
1.2 KiB
LLVM
; RUN: opt -S -lowerbitsets < %s | FileCheck %s
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target datalayout = "e-p:32:32"
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; Tests that this set of globals is laid out according to our layout algorithm
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; (see GlobalLayoutBuilder in include/llvm/Transforms/IPO/LowerBitSets.h).
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; The chosen layout in this case is a, e, b, d, c.
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; CHECK: private constant { i32, [0 x i8], i32, [0 x i8], i32, [0 x i8], i32, [0 x i8], i32 } { i32 1, [0 x i8] zeroinitializer, i32 5, [0 x i8] zeroinitializer, i32 2, [0 x i8] zeroinitializer, i32 4, [0 x i8] zeroinitializer, i32 3 }
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@a = constant i32 1
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@b = constant i32 2
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@c = constant i32 3
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@d = constant i32 4
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@e = constant i32 5
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!0 = !{!"bitset1", i32* @a, i32 0}
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!1 = !{!"bitset1", i32* @b, i32 0}
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!2 = !{!"bitset1", i32* @c, i32 0}
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!3 = !{!"bitset2", i32* @b, i32 0}
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!4 = !{!"bitset2", i32* @d, i32 0}
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!5 = !{!"bitset3", i32* @a, i32 0}
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!6 = !{!"bitset3", i32* @e, i32 0}
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!llvm.bitsets = !{ !0, !1, !2, !3, !4, !5, !6 }
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declare i1 @llvm.bitset.test(i8* %ptr, metadata %bitset) nounwind readnone
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define void @foo() {
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%x = call i1 @llvm.bitset.test(i8* undef, metadata !"bitset1")
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%y = call i1 @llvm.bitset.test(i8* undef, metadata !"bitset2")
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%z = call i1 @llvm.bitset.test(i8* undef, metadata !"bitset3")
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ret void
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}
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