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8332853e78
Summary: Update MemorySSA in old LoopUnswitch pass. Actual dependency and update is disabled by default. Subscribers: sanjoy, jlebar, Prazek, llvm-commits Differential Revision: https://reviews.llvm.org/D45301 llvm-svn: 341984
29 lines
752 B
LLVM
29 lines
752 B
LLVM
; RUN: opt < %s -loop-unswitch -disable-output
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; RUN: opt < %s -loop-unswitch -enable-mssa-loop-dependency=true -verify-memoryssa -disable-output
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define i32 @main(i32 %argc, i8** %argv) {
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entry:
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%tmp1785365 = icmp ult i32 0, 100 ; <i1> [#uses=1]
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br label %bb
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bb: ; preds = %cond_true, %entry
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br i1 false, label %cond_true, label %cond_next
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cond_true: ; preds = %bb
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br i1 %tmp1785365, label %bb, label %bb1788
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cond_next: ; preds = %bb
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%iftmp.1.0 = select i1 false, i32 0, i32 0 ; <i32> [#uses=1]
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br i1 false, label %cond_true47, label %cond_next74
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cond_true47: ; preds = %cond_next
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%tmp53 = urem i32 %iftmp.1.0, 0 ; <i32> [#uses=0]
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ret i32 0
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cond_next74: ; preds = %cond_next
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ret i32 0
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bb1788: ; preds = %cond_true
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ret i32 0
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}
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