1 ; RUN: opt %loadPolly %defaultOpts -polly-codegen -enable-polly-vector -dce -S %s | FileCheck %s
2 ; Obtained from C source as:
3 ; clang -S -emit-llvm -O0 pr33833.c
4 ; opt -correlated-propagation -mem2reg -instcombine -loop-simplify -indvars -instnamer pr33833.s > pr33833.ll
6 ; ModuleID = 'pr33833.s'
7 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
8 target triple = "x86_64-unknown-linux-gnu"
10 %struct.rq = type { %struct.prio_array*, [2 x %struct.prio_array] }
11 %struct.prio_array = type { [100 x %struct.list_head] }
12 %struct.list_head = type { %struct.list_head* }
14 @per_cpu__runqueues = common global %struct.rq zeroinitializer, align 8
16 define void @sched_init(i64 %__ptr) nounwind uwtable {
18 %tmp = inttoptr i64 %__ptr to %struct.rq*
21 for.cond: ; preds = %for.inc17, %entry
22 %indvar1 = phi i64 [ %indvar.next2, %for.inc17 ], [ 0, %entry ]
23 %scevgep7 = getelementptr %struct.rq* %tmp, i64 0, i32 1, i64 %indvar1
24 %arraydecay9 = bitcast %struct.prio_array* %scevgep7 to %struct.list_head*
25 %exitcond4 = icmp ne i64 %indvar1, 2
26 br i1 %exitcond4, label %for.body, label %for.end20
28 for.body: ; preds = %for.cond
31 for.cond4: ; preds = %for.inc, %for.body
32 %indvar = phi i64 [ %indvar.next, %for.inc ], [ 0, %for.body ]
33 %scevgep5 = getelementptr %struct.rq* %tmp, i64 0, i32 1, i64 %indvar1, i32 0, i64 %indvar
34 %prev = bitcast %struct.list_head* %scevgep5 to %struct.list_head**
35 %exitcond = icmp ne i64 %indvar, 100
36 br i1 %exitcond, label %for.body7, label %for.end
38 for.body7: ; preds = %for.cond4
39 store %struct.list_head* %arraydecay9, %struct.list_head** %prev, align 8
42 for.inc: ; preds = %for.body7
43 %indvar.next = add i64 %indvar, 1
46 for.end: ; preds = %for.cond4
49 for.inc17: ; preds = %for.end
50 %indvar.next2 = add i64 %indvar1, 1
53 for.end20: ; preds = %for.cond