1 ; RUN: opt < %s -disable-output "-passes=print<da>" -aa-pipeline=basic-aa 2>&1 \
2 ; RUN: | FileCheck %s -check-prefix=DELIN
3 ; RUN: opt < %s -analyze -basicaa -da | FileCheck %s -check-prefix=DELIN
5 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-S128"
6 target triple = "x86_64-apple-macosx10.6.0"
8 ; for (int i = 0; i < 100; ++i) {
13 ; The subscript 5 in a[i][5] is deliberately an i32, mismatching the types of
14 ; other subscript. DependenceAnalysis before the fix crashed due to this
16 define void @i32_subscript([100 x [100 x i32]]* %a, i32* %b) {
17 ; DELIN-LABEL: 'Dependence Analysis' for function 'i32_subscript'
22 ; DELIN: da analyze - none!
23 ; DELIN: da analyze - anti [=|<]!
24 ; DELIN: da analyze - none!
25 %i = phi i64 [ 0, %entry ], [ %i.inc, %for.body ]
26 %a.addr = getelementptr [100 x [100 x i32]], [100 x [100 x i32]]* %a, i64 0, i64 %i, i64 %i
27 %a.addr.2 = getelementptr [100 x [100 x i32]], [100 x [100 x i32]]* %a, i64 0, i64 %i, i32 5
28 %0 = load i32, i32* %a.addr, align 4
30 store i32 %1, i32* %a.addr.2, align 4
31 %i.inc = add nsw i64 %i, 1
32 %exitcond = icmp ne i64 %i.inc, 100
33 br i1 %exitcond, label %for.body, label %for.end
39 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
40 target triple = "x86_64-unknown-linux-gnu"
43 ; for (i = 1; i < SIZE; i++) {
44 ; for (j = i; j < SIZE; j++) {
45 ; a[i][j] = a[i+1][j-1] + 2;
48 ; Extends the previous example to coupled MIV subscripts.
51 @a = global [10004 x [10004 x i32]] zeroinitializer, align 16
53 ; Function Attrs: nounwind uwtable
54 define void @coupled_miv_type_mismatch(i32 %n) #0 {
55 ; DELIN-LABEL: 'Dependence Analysis' for function 'coupled_miv_type_mismatch'
59 ; DELIN: da analyze - input [* *]!
60 ; DELIN: da analyze - anti [* *|<]!
61 ; DELIN: da analyze - none!
62 for.cond: ; preds = %for.inc11, %entry
63 %indvars.iv11 = phi i64 [ %indvars.iv.next12, %for.inc11 ], [ 1, %entry ]
64 %exitcond14 = icmp ne i64 %indvars.iv11, 10000
65 br i1 %exitcond14, label %for.cond1.preheader, label %for.end13
67 for.cond1.preheader: ; preds = %for.cond
68 %0 = trunc i64 %indvars.iv11 to i32
71 for.cond1: ; preds = %for.cond1.preheader, %for.body3
72 %indvars.iv8 = phi i64 [ %indvars.iv11, %for.cond1.preheader ], [ %indvars.iv.next9, %for.body3 ]
73 %j.0 = phi i32 [ %inc, %for.body3 ], [ %0, %for.cond1.preheader ]
74 %lftr.wideiv = trunc i64 %indvars.iv8 to i32
75 %exitcond = icmp ne i32 %lftr.wideiv, 10000
76 br i1 %exitcond, label %for.body3, label %for.inc11
78 for.body3: ; preds = %for.cond1
79 %sub = add nsw i32 %j.0, -1
80 %idxprom = zext i32 %sub to i64
81 %1 = add nuw nsw i64 %indvars.iv11, 1
82 %arrayidx5 = getelementptr inbounds [10004 x [10004 x i32]], [10004 x [10004 x i32]]* @a, i64 0, i64 %1, i64 %idxprom
83 %2 = load i32, i32* %arrayidx5, align 4
84 %add6 = add nsw i32 %2, 2
85 %arrayidx10 = getelementptr inbounds [10004 x [10004 x i32]], [10004 x [10004 x i32]]* @a, i64 0, i64 %indvars.iv11, i64 %indvars.iv8
86 store i32 %add6, i32* %arrayidx10, align 4
87 %indvars.iv.next9 = add nuw nsw i64 %indvars.iv8, 1
88 %inc = add nuw nsw i32 %j.0, 1
91 for.inc11: ; preds = %for.cond1
92 %indvars.iv.next12 = add nuw nsw i64 %indvars.iv11, 1
95 for.end13: ; preds = %for.cond
99 attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
103 !0 = !{!"clang version 3.7.0"}