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gerrit-public.fairphone.software / platform / external / llvm / 901b5750b2af095bb0e359f4d2c3debef3ad57e6 / . / test / Transforms / LoopUnswitch / 2006-06-27-DeadSwitchCase.ll
blob: fd4d7300b44a6c93ab1a8ef07bdd73cdb46d3d1d [file] [log] [blame]
Dan Gohman3c7d3082009-09-11 18:01:28 +0000[diff] [blame]1; RUN: opt < %s -loop-unswitch -disable-output
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]2
Tanya Lattner97928372008-03-19 07:28:33 +0000[diff] [blame]3define void @init_caller_save() {
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]4entry:
5 br label %cond_true78
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]6cond_next20: ; preds = %cond_true64
7 br label %bb31
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]8bb31: ; preds = %cond_true64, %cond_true64, %cond_next20
Tanya Lattner97928372008-03-19 07:28:33 +0000[diff] [blame]9 %iftmp.29.1 = phi i32 [ 0, %cond_next20 ], [ 0, %cond_true64 ], [ 0, %cond_true64 ] ; <i32> [#uses=0]
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]10 br label %bb54
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]11bb54: ; preds = %cond_true78, %bb31
Tanya Lattner97928372008-03-19 07:28:33 +0000[diff] [blame]12 br i1 false, label %bb75, label %cond_true64
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]13cond_true64: ; preds = %bb54
Tanya Lattner97928372008-03-19 07:28:33 +0000[diff] [blame]14 switch i32 %i.0.0, label %cond_next20 [
15 i32 17, label %bb31
16 i32 18, label %bb31
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]17 ]
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]18bb75: ; preds = %bb54
Tanya Lattner97928372008-03-19 07:28:33 +0000[diff] [blame]19 %tmp74.0 = add i32 %i.0.0, 1 ; <i32> [#uses=1]
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]20 br label %cond_true78
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]21cond_true78: ; preds = %bb75, %entry
Tanya Lattner97928372008-03-19 07:28:33 +0000[diff] [blame]22 %i.0.0 = phi i32 [ 0, %entry ], [ %tmp74.0, %bb75 ] ; <i32> [#uses=2]
Dan Gohmanf17a25c2007-07-18 16:29:46 +0000[diff] [blame]23 br label %bb54
24}
Tanya Lattner97928372008-03-19 07:28:33 +0000[diff] [blame]25