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8965ba39fb
transformation if we can't legally create a build vector of the correct type. Check that we can make the transformation first, and add a TODO to refactor this code with similar cases. Fixes: PR9223 and rdar://9000350 llvm-svn: 125631
42 lines
1.2 KiB
LLVM
42 lines
1.2 KiB
LLVM
; RUN: llc < %s -mtriple=i386-apple-darwin
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define fastcc void @foo(i32 %type) nounwind optsize {
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entry:
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switch i32 %type, label %bb26 [
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i32 33634, label %bb11
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i32 5121, label %bb27
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]
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bb11: ; preds = %entry
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br label %bb27
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bb26: ; preds = %entry
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unreachable
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bb27: ; preds = %bb11, %entry
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%srcpb.0 = phi i32 [ 1, %bb11 ], [ 0, %entry ]
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br i1 undef, label %bb348, label %bb30.lr.ph
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bb30.lr.ph: ; preds = %bb27
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%.sum743 = shl i32 %srcpb.0, 1
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%0 = mul i32 %srcpb.0, -2
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%.sum745 = add i32 %.sum743, %0
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br i1 undef, label %bb70, label %bb71
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bb70: ; preds = %bb30.lr.ph
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unreachable
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bb71: ; preds = %bb30.lr.ph
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br i1 undef, label %bb92, label %bb80
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bb80: ; preds = %bb71
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unreachable
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bb92: ; preds = %bb71
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%1 = getelementptr inbounds i8* undef, i32 %.sum745
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unreachable
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bb348: ; preds = %bb27
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ret void
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}
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