26 lines
1.1 KiB
LLVM
26 lines
1.1 KiB
LLVM
; RUN: opt -S -mtriple="x86_64-unknown-linux-gnu" -loop-vectorize < %s | FileCheck %s
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; Don't crash on unknown metadata
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; CHECK-LABEL: @no_propagate_range_metadata(
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; CHECK: load <16 x i8>
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; CHECK: store <16 x i8>
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define void @no_propagate_range_metadata(i8* readonly %first.coerce, i8* readnone %last.coerce, i8* nocapture %result) {
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for.body.preheader:
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br label %for.body
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for.body: ; preds = %for.body, %for.body.preheader
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%result.addr.05 = phi i8* [ %incdec.ptr, %for.body ], [ %result, %for.body.preheader ]
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%first.sroa.0.04 = phi i8* [ %incdec.ptr.i.i.i, %for.body ], [ %first.coerce, %for.body.preheader ]
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%0 = load i8, i8* %first.sroa.0.04, align 1, !range !0
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store i8 %0, i8* %result.addr.05, align 1
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%incdec.ptr.i.i.i = getelementptr inbounds i8, i8* %first.sroa.0.04, i64 1
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%incdec.ptr = getelementptr inbounds i8, i8* %result.addr.05, i64 1
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%lnot.i = icmp eq i8* %incdec.ptr.i.i.i, %last.coerce
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br i1 %lnot.i, label %for.end.loopexit, label %for.body
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for.end.loopexit: ; preds = %for.body
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ret void
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}
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!0 = !{i8 0, i8 2}
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