source: icGREP/icgrep-devel/llvm-3.8.0.src/test/Analysis/Delinearization/himeno_1.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 3.6 KB
Line 
1; RUN: opt < %s -analyze -delinearize | FileCheck %s
2
3; #define MR(mt,n,r,c,d)  mt->m[(n) * mt->mrows * mt->mcols * mt->mdeps + (r) * mt->mcols* mt->mdeps + (c) * mt->mdeps + (d)]
4;
5; struct Mat {
6;   float* m;
7;   int mnums;
8;   int mrows;
9;   int mcols;
10;   int mdeps;
11; };
12;
13; typedef struct Mat Matrix;
14;
15; void jacobi(int nn, Matrix* a, Matrix* p)
16; {
17;   long i, j, k, max,jmax,kmax;
18;
19;   p_rows_sub = p->mrows - 1;
20;   p_cols_sub = p->mcols - 1;
21;   p_deps_sub = p->mdeps - 1;
22;
23;     for(i = 1; i < p_rows_sub; i++)
24;       for(j = 1; j < p_cols_sub; j++)
25;         for(k = 1; k < p_deps_sub; k++)
26;           MR(a,0,i,j,k) = i + j + k;
27; }
28
29; AddRec: {{{(4 + (4 * (sext i32 %a.deps to i64) * (1 + (sext i32 %a.cols to i64))) + %a.base),+,(4 * (sext i32 %a.deps to i64) * (sext i32 %a.cols to i64))}<%for.i>,+,(4 * (sext i32 %a.deps to i64))}<%for.j>,+,4}<%for.k>
30; CHECK: Base offset: %a.base
31; CHECK: ArrayDecl[UnknownSize][(sext i32 %a.cols to i64)][(sext i32 %a.deps to i64)] with elements of 4 bytes.
32; CHECK: ArrayRef[{1,+,1}<nuw><nsw><%for.i>][{1,+,1}<nuw><nsw><%for.j>][{1,+,1}<nuw><nsw><%for.k>]
33
34%struct.Mat = type { float*, i32, i32, i32, i32 }
35
36define void @jacobi(i32 %nn, %struct.Mat* nocapture %a, %struct.Mat* nocapture %p) nounwind uwtable {
37entry:
38  %p.rows.ptr = getelementptr inbounds %struct.Mat, %struct.Mat* %p, i64 0, i32 2
39  %p.rows = load i32, i32* %p.rows.ptr
40  %p.rows.sub = add i32 %p.rows, -1
41  %p.rows.sext = sext i32 %p.rows.sub to i64
42  %p.cols.ptr = getelementptr inbounds %struct.Mat, %struct.Mat* %p, i64 0, i32 3
43  %p.cols = load i32, i32* %p.cols.ptr
44  %p.cols.sub = add i32 %p.cols, -1
45  %p.cols.sext = sext i32 %p.cols.sub to i64
46  %p.deps.ptr = getelementptr inbounds %struct.Mat, %struct.Mat* %p, i64 0, i32 4
47  %p.deps = load i32, i32* %p.deps.ptr
48  %p.deps.sub = add i32 %p.deps, -1
49  %p.deps.sext = sext i32 %p.deps.sub to i64
50  %a.cols.ptr = getelementptr inbounds %struct.Mat, %struct.Mat* %a, i64 0, i32 3
51  %a.cols = load i32, i32* %a.cols.ptr
52  %a.deps.ptr = getelementptr inbounds %struct.Mat, %struct.Mat* %a, i64 0, i32 4
53  %a.deps = load i32, i32* %a.deps.ptr
54  %a.base.ptr = getelementptr inbounds %struct.Mat, %struct.Mat* %a, i64 0, i32 0
55  %a.base = load float*, float** %a.base.ptr, align 8
56  br label %for.i
57
58for.i:                                            ; preds = %for.i.inc, %entry
59  %i = phi i64 [ %i.inc, %for.i.inc ], [ 1, %entry ]
60  br label %for.j
61
62for.j:                                            ; preds = %for.j.inc, %for.i
63  %j = phi i64 [ %j.inc, %for.j.inc ], [ 1, %for.i ]
64  %a.cols.sext = sext i32 %a.cols to i64
65  %a.deps.sext = sext i32 %a.deps to i64
66  br label %for.k
67
68for.k:                                            ; preds = %for.k, %for.j
69  %k = phi i64 [ 1, %for.j ], [ %k.inc, %for.k ]
70  %tmp1 = mul nsw i64 %a.cols.sext, %i
71  %tmp2 = add i64 %tmp1, %j
72  %tmp3 = mul i64 %tmp2, %a.deps.sext
73  %tmp4 = add nsw i64 %k, %tmp3
74  %arrayidx = getelementptr inbounds float, float* %a.base, i64 %tmp4
75  store float 1.000000e+00, float* %arrayidx
76  %k.inc = add nsw i64 %k, 1
77  %k.exitcond = icmp eq i64 %k.inc, %p.deps.sext
78  br i1 %k.exitcond, label %for.j.inc, label %for.k
79
80for.j.inc:                                        ; preds = %for.k
81  %j.inc = add nsw i64 %j, 1
82  %j.exitcond = icmp eq i64 %j.inc, %p.cols.sext
83  br i1 %j.exitcond, label %for.i.inc, label %for.j
84
85for.i.inc:                                        ; preds = %for.j.inc
86  %i.inc = add nsw i64 %i, 1
87  %i.exitcond = icmp eq i64 %i.inc, %p.rows.sext
88  br i1 %i.exitcond, label %end, label %for.i
89
90end:                                              ; preds = %for.i.inc
91  ret void
92}
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