1 ; RUN: opt %loadPolly -basicaa -polly-detect -analyze < %s | FileCheck %s
3 ; Verify that we allow the misc intrinsics.
5 ; CHECK: Valid Region for Scop: for.cond => for.end13
9 ; for (int i = 0; i < 1024; i++) {
11 ; for (int j = i; j < 1024; j++)
17 ; ModuleID = 'test/Isl/CodeGen/lifetime_intrinsics.ll'
18 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
20 @A = common global [1024 x i32] zeroinitializer, align 16
22 ; Function Attrs: nounwind uwtable
23 define void @jd() #0 {
25 %tmp = alloca [1024 x i32], align 16
26 %tmp3 = bitcast [1024 x i32]* @A to i8*
29 for.cond: ; preds = %for.inc11, %entry
30 %indvars.iv3 = phi i64 [ %indvars.iv.next4, %for.inc11 ], [ 0, %entry ]
31 %exitcond5 = icmp ne i64 %indvars.iv3, 1024
32 br i1 %exitcond5, label %for.body, label %for.end13
34 for.body: ; preds = %for.cond
35 %lis = call {}* @llvm.invariant.start(i64 4096, i8* %tmp3) #1
38 for.cond2: ; preds = %for.inc, %for.body
39 %indvars.iv1 = phi i64 [ %indvars.iv.next2, %for.inc ], [ %indvars.iv3, %for.body ]
40 %lftr.wideiv = trunc i64 %indvars.iv1 to i32
41 %exitcond = icmp ne i32 %lftr.wideiv, 1024
42 br i1 %exitcond, label %for.body4, label %for.end
44 for.body4: ; preds = %for.cond2
45 call void @llvm.assume(i1 %exitcond)
46 call i1 @llvm.expect.i1(i1 %exitcond, i1 1)
47 %arrayidx = getelementptr inbounds [1024 x i32], [1024 x i32]* @A, i64 0, i64 %indvars.iv1
48 %tmp6 = load i32, i32* %arrayidx, align 4
49 %arrayidx6 = getelementptr inbounds [1024 x i32], [1024 x i32]* %tmp, i64 0, i64 %indvars.iv3
50 call void @llvm.donothing()
51 %tmp7 = load i32, i32* %arrayidx6, align 4
52 %add = add nsw i32 %tmp7, %tmp6
53 store i32 %add, i32* %arrayidx6, align 4
56 for.inc: ; preds = %for.body4
57 %indvars.iv.next2 = add nuw nsw i64 %indvars.iv1, 1
60 for.end: ; preds = %for.cond2
61 %arrayidx8 = getelementptr inbounds [1024 x i32], [1024 x i32]* %tmp, i64 0, i64 %indvars.iv3
62 %tmp8 = load i32, i32* %arrayidx8, align 4
63 %arrayidx10 = getelementptr inbounds [1024 x i32], [1024 x i32]* @A, i64 0, i64 %indvars.iv3
64 call void @llvm.invariant.end({}* %lis, i64 4096, i8* %tmp3) #1
65 store i32 %tmp8, i32* %arrayidx10, align 4
68 for.inc11: ; preds = %for.end
69 %indvars.iv.next4 = add nuw nsw i64 %indvars.iv3, 1
72 for.end13: ; preds = %for.cond
76 ; Function Attrs: nounwind
77 declare void @llvm.donothing() #1
79 ; Function Attrs: nounwind
80 declare void @llvm.assume(i1) #1
82 ; Function Attrs: nounwind
83 declare i1 @llvm.expect.i1(i1, i1) #1
85 ; Function Attrs: nounwind
86 declare {}* @llvm.invariant.start(i64, i8* nocapture) #1
88 ; Function Attrs: nounwind
89 declare void @llvm.invariant.end({}*, i64, i8* nocapture) #1
91 attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="true" "use-soft-float"="false" }
92 attributes #1 = { nounwind }