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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
59 lines
2.3 KiB
LLVM
59 lines
2.3 KiB
LLVM
; RUN: opt < %s -scev-aa -loop-vectorize -print-alias-sets -S -o - 2>&1 | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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; PR25281
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; Just check that we don't crash on this test.
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; CHECK-LABEL: @foo
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define void @foo(float** noalias nocapture readonly %in, i32* noalias nocapture readonly %isCompressed, float* noalias nocapture readonly %out) {
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entry_block:
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%tmp = getelementptr float*, float** %in, i32 0
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%in_0 = load float*, float** %tmp, !alias.scope !0
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%tmp1 = getelementptr i32, i32* %isCompressed, i32 0
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%isCompressed_0 = load i32, i32* %tmp1, !alias.scope !1
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%tmp2 = getelementptr float*, float** %in, i32 1
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%in_1 = load float*, float** %tmp2, !alias.scope !2
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%tmp3 = getelementptr i32, i32* %isCompressed, i32 1
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%isCompressed_1 = load i32, i32* %tmp3, !alias.scope !3
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br label %for_each_frames
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for_each_frames:
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%frameIndex = phi i32 [ 0, %entry_block ], [ %nextFrameIndex, %for_each_frames_end ]
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%nextFrameIndex = add nuw nsw i32 %frameIndex, 2
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br label %for_each_channel
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for_each_channel:
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%channelIndex = phi i32 [ 0, %for_each_frames ], [ %nextChannelIndex, %for_each_channel ]
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%nextChannelIndex = add nuw nsw i32 %channelIndex, 1
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%tmp4 = add i32 %frameIndex, %channelIndex
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%tmp5 = xor i32 %isCompressed_0, 1
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%tmp6 = mul i32 %frameIndex, %tmp5
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%offset0 = add i32 %tmp6, %channelIndex
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%tmp7 = getelementptr float, float* %in_0, i32 %offset0
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%in_0_index = load float, float* %tmp7, align 4, !alias.scope !4
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%tmp8 = xor i32 %isCompressed_1, 1
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%tmp9 = mul i32 %frameIndex, %tmp8
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%offset1 = add i32 %tmp9, %channelIndex
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%tmp10 = getelementptr float, float* %in_1, i32 %offset1
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%in_1_index = load float, float* %tmp10, align 4, !alias.scope !5
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%tmp11 = fadd float %in_0_index, %in_1_index
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%tmp12 = getelementptr float, float* %out, i32 %tmp4
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store float %tmp11, float* %tmp12, align 4, !alias.noalias !6
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%tmp13 = icmp eq i32 %nextChannelIndex, 2
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br i1 %tmp13, label %for_each_frames_end, label %for_each_channel
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for_each_frames_end:
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%tmp14 = icmp eq i32 %nextFrameIndex, 512
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br i1 %tmp14, label %return, label %for_each_frames
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return:
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ret void
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}
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!0 = distinct !{!0}
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!1 = distinct !{!1, !0}
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!2 = distinct !{!2, !0}
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!3 = distinct !{!3, !0}
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!4 = distinct !{!4, !0}
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!5 = distinct !{!5, !0}
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!6 = !{!2, !3, !4, !5, !1}
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