forked from OSchip/llvm-project
40 lines
888 B
LLVM
40 lines
888 B
LLVM
; RUN: opt < %s -loop-rotate -verify-dom-info -verify-loop-info -disable-output
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; ModuleID = 'PhiSelfRefernce-1.bc'
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define void @snrm2(i32 %incx) {
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entry:
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br i1 false, label %START, label %return
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START: ; preds = %entry
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br i1 false, label %bb85, label %cond_false93
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bb52: ; preds = %bb85
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br i1 false, label %bb307, label %cond_next71
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cond_next71: ; preds = %bb52
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ret void
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bb85: ; preds = %START
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br i1 false, label %bb52, label %bb88
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bb88: ; preds = %bb85
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ret void
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cond_false93: ; preds = %START
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ret void
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bb243: ; preds = %bb307
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br label %bb307
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bb307: ; preds = %bb243, %bb52
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%sx_addr.2.pn = phi float* [ %sx_addr.5, %bb243 ], [ null, %bb52 ] ; <float*> [#uses=1]
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%sx_addr.5 = getelementptr float* %sx_addr.2.pn, i32 %incx ; <float*> [#uses=1]
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br i1 false, label %bb243, label %bb310
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bb310: ; preds = %bb307
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ret void
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return: ; preds = %entry
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ret void
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}
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