27 lines
869 B
LLVM
27 lines
869 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 void @init_caller_save() {
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entry:
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br label %cond_true78
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cond_next20: ; preds = %cond_true64
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br label %bb31
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bb31: ; preds = %cond_true64, %cond_true64, %cond_next20
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%iftmp.29.1 = phi i32 [ 0, %cond_next20 ], [ 0, %cond_true64 ], [ 0, %cond_true64 ] ; <i32> [#uses=0]
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br label %bb54
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bb54: ; preds = %cond_true78, %bb31
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br i1 false, label %bb75, label %cond_true64
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cond_true64: ; preds = %bb54
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switch i32 %i.0.0, label %cond_next20 [
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i32 17, label %bb31
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i32 18, label %bb31
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]
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bb75: ; preds = %bb54
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%tmp74.0 = add i32 %i.0.0, 1 ; <i32> [#uses=1]
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br label %cond_true78
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cond_true78: ; preds = %bb75, %entry
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%i.0.0 = phi i32 [ 0, %entry ], [ %tmp74.0, %bb75 ] ; <i32> [#uses=2]
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br label %bb54
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}
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