1 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-v128:128:128-n32:64"
2 target triple = "powerpc64-unknown-freebsd10.0"
3 ; RUN: llc < %s -march=ppc64 | FileCheck %s
5 @a = common global i32 0, align 4
7 define void @test1(i32 %c) nounwind {
11 for.body: ; preds = %for.body, %entry
12 %i.01 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
13 %0 = load volatile i32* @a, align 4, !tbaa !0
14 %add = add nsw i32 %0, %c
15 store volatile i32 %add, i32* @a, align 4, !tbaa !0
16 %inc = add nsw i32 %i.01, 1
17 %exitcond = icmp eq i32 %inc, 2048
18 br i1 %exitcond, label %for.end, label %for.body
20 for.end: ; preds = %for.body
23 ; CHECK-NOT: or 3, 3, 3
30 define void @test2(i32 %c, i32 %d) nounwind {
32 %cmp1 = icmp sgt i32 %d, 0
33 br i1 %cmp1, label %for.body, label %for.end
35 for.body: ; preds = %entry, %for.body
36 %i.02 = phi i32 [ %inc, %for.body ], [ 0, %entry ]
37 %0 = load volatile i32* @a, align 4, !tbaa !0
38 %add = add nsw i32 %0, %c
39 store volatile i32 %add, i32* @a, align 4, !tbaa !0
40 %inc = add nsw i32 %i.02, 1
41 %exitcond = icmp eq i32 %inc, %d
42 br i1 %exitcond, label %for.end, label %for.body
44 for.end: ; preds = %for.body, %entry
53 define void @test3(i32 %c, i32 %d) nounwind {
55 %cmp1 = icmp sgt i32 %d, 0
56 br i1 %cmp1, label %for.body, label %for.end
58 for.body: ; preds = %entry, %for.body
59 %i.02 = phi i32 [ %inc, %for.body ], [ 0, %entry ]
60 %mul = mul nsw i32 %i.02, %c
61 %0 = load volatile i32* @a, align 4, !tbaa !0
62 %add = add nsw i32 %0, %mul
63 store volatile i32 %add, i32* @a, align 4, !tbaa !0
64 %inc = add nsw i32 %i.02, 1
65 %exitcond = icmp eq i32 %inc, %d
66 br i1 %exitcond, label %for.end, label %for.body
68 for.end: ; preds = %for.body, %entry
77 !0 = metadata !{metadata !"int", metadata !1}
78 !1 = metadata !{metadata !"omnipotent char", metadata !2}
79 !2 = metadata !{metadata !"Simple C/C++ TBAA"}