1 ; RUN: llc %s -o - -verify-machineinstrs | FileCheck %s
3 target datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"
4 target triple = "thumbv7s-apple-unknown"
6 ; The subtract instruction %3 will be optimized (combined and predicated) with the select
7 ; inside the loop. In this case, the kill flag on the subtract should be removed or else
8 ; it will fail verification.
10 %struct.PROOFSEARCH_HELP = type { %struct.LIST_HELP*, %struct.LIST_HELP*, %struct.LIST_HELP*, %struct.LIST_HELP*, %struct.SHARED_INDEX_NODE*, %struct.LIST_HELP*, %struct.SHARED_INDEX_NODE*, %struct.LIST_HELP*, %struct.SORTTHEORY_HELP*, %struct.SORTTHEORY_HELP*, %struct.SORTTHEORY_HELP*, %struct.SHARED_INDEX_NODE*, %struct.LIST_HELP*, i32*, i32*, %struct.LIST_HELP*, i32, i32, i32, i32, i32, i32, i32, i32 }
11 %struct.SORTTHEORY_HELP = type { %struct.st*, [4000 x %struct.NODE_HELP*], %struct.LIST_HELP*, %struct.LIST_HELP*, i32 }
12 %struct.st = type { %struct.subst*, %struct.LIST_HELP*, %struct.LIST_HELP*, i16, i16 }
13 %struct.subst = type { %struct.subst*, i32, %struct.term* }
14 %struct.term = type { i32, %union.anon, %struct.LIST_HELP*, i32, i32 }
15 %union.anon = type { %struct.LIST_HELP* }
16 %struct.NODE_HELP = type { %struct.LIST_HELP*, i32, i32, i32, %struct.LIST_HELP*, i32 }
17 %struct.SHARED_INDEX_NODE = type { %struct.st*, [3001 x %struct.term*], [4000 x %struct.term*], i32 }
18 %struct.LIST_HELP = type { %struct.LIST_HELP*, i8* }
19 %struct.CLAUSE_HELP = type { i32, i32, i32, i32, i32*, i32, %struct.LIST_HELP*, %struct.LIST_HELP*, i32, i32, %struct.LITERAL_HELP**, i32, i32, i32, i32 }
20 %struct.LITERAL_HELP = type { i32, i32, i32, %struct.CLAUSE_HELP*, %struct.term* }
22 declare void @foo(%struct.PROOFSEARCH_HELP*, %struct.CLAUSE_HELP*)
28 define hidden fastcc %struct.LIST_HELP* @test(%struct.PROOFSEARCH_HELP* %Search, %struct.LIST_HELP* %ClauseList, i32 %Level, %struct.LIST_HELP** nocapture %New) {
30 %cmp4.i.i = icmp ugt i32 %Level, 31
31 %0 = add i32 %Level, -32
33 %2 = shl nuw i32 %1, 5
35 %4 = add nuw nsw i32 %1, 1
38 for.body: ; preds = %for.inc, %entry
39 %Scan.038 = phi %struct.LIST_HELP* [ %ClauseList, %entry ], [ %9, %for.inc ]
40 %car.i33 = getelementptr inbounds %struct.LIST_HELP, %struct.LIST_HELP* %Scan.038, i32 0, i32 1
41 %5 = bitcast i8** %car.i33 to %struct.CLAUSE_HELP**
42 %6 = load %struct.CLAUSE_HELP*, %struct.CLAUSE_HELP** %5, align 4
44 %.Level = select i1 %cmp4.i.i, i32 %3, i32 %Level
45 %splitfield.i = getelementptr inbounds %struct.CLAUSE_HELP, %struct.CLAUSE_HELP* %6, i32 0, i32 4
46 %7 = load i32*, i32** %splitfield.i, align 4
47 %arrayidx.i = getelementptr inbounds i32, i32* %7, i32 %.
48 %8 = load i32, i32* %arrayidx.i, align 4
49 %shl.i = shl i32 1, %.Level
50 %and.i = and i32 %8, %shl.i
51 %cmp4.i = icmp eq i32 %and.i, 0
52 br i1 %cmp4.i, label %for.inc, label %if.then
54 if.then: ; preds = %for.body
55 tail call void @foo(%struct.PROOFSEARCH_HELP* %Search, %struct.CLAUSE_HELP* %6)
56 store i8* null, i8** %car.i33, align 4
59 for.inc: ; preds = %if.then, %for.body
60 %cdr.i = getelementptr inbounds %struct.LIST_HELP, %struct.LIST_HELP* %Scan.038, i32 0, i32 0
61 %9 = load %struct.LIST_HELP*, %struct.LIST_HELP** %cdr.i, align 4