2009-09-12 02:01:28 +08:00
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; RUN: opt < %s -loop-reduce -disable-output
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2007-04-24 06:39:53 +08:00
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
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target triple = "i686-apple-darwin9"
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define i8* @foo( i8* %ABC) {
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entry:
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switch i8 0, label %bb129 [
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i8 0, label %UnifiedReturnBlock
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i8 9, label %UnifiedReturnBlock
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i8 32, label %UnifiedReturnBlock
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i8 35, label %UnifiedReturnBlock
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i8 37, label %bb16.preheader
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]
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bb16.preheader: ; preds = %entry
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br label %bb16
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bb16: ; preds = %cond_next102, %bb16.preheader
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%indvar = phi i32 [ %indvar.next, %cond_next102 ], [ 0, %bb16.preheader ] ; <i32> [#uses=2]
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%ABC.2146.0.rec = mul i32 %indvar, 3 ; <i32> [#uses=1]
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br i1 false, label %UnifiedReturnBlock.loopexit, label %cond_next102
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cond_next102: ; preds = %bb16
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%tmp138145.rec = add i32 %ABC.2146.0.rec, 3 ; <i32> [#uses=1]
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%tmp138145 = getelementptr i8* %ABC, i32 %tmp138145.rec ; <i8*> [#uses=4]
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%indvar.next = add i32 %indvar, 1 ; <i32> [#uses=1]
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switch i8 0, label %bb129.loopexit [
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i8 0, label %UnifiedReturnBlock.loopexit
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i8 9, label %UnifiedReturnBlock.loopexit
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i8 32, label %UnifiedReturnBlock.loopexit
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i8 35, label %UnifiedReturnBlock.loopexit
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i8 37, label %bb16
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]
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bb129.loopexit: ; preds = %cond_next102
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br label %bb129
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bb129: ; preds = %bb129.loopexit, %entry
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ret i8* null
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UnifiedReturnBlock.loopexit: ; preds = %cond_next102, %cond_next102, %cond_next102, %cond_next102, %bb16
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%UnifiedRetVal.ph = phi i8* [ %tmp138145, %cond_next102 ], [ %tmp138145, %cond_next102 ], [ %tmp138145, %cond_next102 ], [ %tmp138145, %cond_next102 ], [ null, %bb16 ] ; <i8*> [#uses=0]
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br label %UnifiedReturnBlock
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UnifiedReturnBlock: ; preds = %UnifiedReturnBlock.loopexit, %entry, %entry, %entry, %entry
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ret i8* null
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}
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define i8* @bar() {
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entry:
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switch i8 0, label %bb158 [
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i8 37, label %bb74
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i8 58, label %cond_true
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i8 64, label %bb11
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]
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bb11: ; preds = %entry
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ret i8* null
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cond_true: ; preds = %entry
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ret i8* null
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bb74: ; preds = %entry
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ret i8* null
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bb158: ; preds = %entry
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ret i8* null
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}
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