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- ; RUN: %opt-exe %s -simplifycfg -loop-simplify -reg2mem -scopenested -scopenestinfo -analyze -S | %FileCheck %s
- ; CHECK: ScopeNestInfo:
- ; CHECK: @TopLevel_Begin
- ; CHECK: entry
- ; CHECK: @If_Begin
- ; CHECK: entry.loop0.exit_crit_edge
- ; CHECK: @If_Else
- ; CHECK: loop0.latch.preheader
- ; CHECK: @Loop_Begin
- ; CHECK: loop0.latch
- ; CHECK: @If_Begin
- ; CHECK: dx.LoopExitHelper
- ; CHECK: @Loop_Break
- ; CHECK: @If_Else
- ; CHECK: dx.LoopContinue
- ; CHECK: @Loop_Continue
- ; CHECK: @If_End
- ; CHECK: loop0.latch.loop0.latch_crit_edge
- ; CHECK: @Loop_End
- ; CHECK: dx.LoopExit
- ; CHECK: loop0.exit.loopexit
- ; CHECK: @If_End
- ; CHECK: dx.EndIfScope
- ; CHECK: loop0.exit
- ; CHECK: @TopLevel_End
- define i32 @main(i1 %c1, i1 %c2, i1 %c3, i32 %i1, i32 %i2) {
- entry:
- %res = alloca i32
- store i32 %i1, i32 *%res
- br label %if0
- if0:
- br i1 %c1, label %loop0, label %loop0.exit
- loop0:
- %0 = load i32, i32 *%res
- %1 = icmp eq i32 %0, 20
- br i1 %1, label %loop0.exit, label %loop0.latch
- loop0.latch:
- store i32 %i2, i32 *%res
- br label %loop0
- loop0.exit:
- %2 = load i32, i32 *%res
- ret i32 %2
- }
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