1; RUN: opt %loadPolly -polly-codegen-ppcg -polly-acc-dump-code \
2; RUN: -disable-output < %s | \
3; RUN: FileCheck -check-prefix=CODE %s
4
5; RUN: opt %loadPolly -polly-codegen-ppcg -polly-acc-dump-kernel-ir \
6; RUN: -disable-output < %s | \
7; RUN: not FileCheck %s -check-prefix=KERNEL-IR
8
9; RUN: opt %loadPolly -polly-codegen-ppcg -S < %s | \
10; RUN: FileCheck %s -check-prefix=IR
11
12; REQUIRES: pollyacc
13;
14;    void foo(long A[1024], long B[1024]) {
15;      for (long i = 0; i < 1024; i++)
16;        A[i] += (B[i] + (long)&B[i]);
17;    }
18
19; This kernel loads/stores a pointer address we model. This is a rare case,
20; were we still lack proper code-generation support. We check here that we
21; detect the invalid IR and bail out gracefully.
22
23; CODE:        cudaCheckReturn(cudaMemcpy(dev_MemRef_B, MemRef_B, (1024) * sizeof(i64), cudaMemcpyHostToDevice));
24; CODE-NEXT:   cudaCheckReturn(cudaMemcpy(dev_MemRef_A, MemRef_A, (1024) * sizeof(i64), cudaMemcpyHostToDevice));
25; CODE-NEXT:   {
26; CODE-NEXT:     dim3 k0_dimBlock(32);
27; CODE-NEXT:     dim3 k0_dimGrid(32);
28; CODE-NEXT:     kernel0 <<<k0_dimGrid, k0_dimBlock>>> (dev_MemRef_B, dev_MemRef_A);
29; CODE-NEXT:     cudaCheckKernel();
30; CODE-NEXT:   }
31
32; CODE:   cudaCheckReturn(cudaMemcpy(MemRef_A, dev_MemRef_A, (1024) * sizeof(i64), cudaMemcpyDeviceToHost));
33
34; CODE: # kernel0
35; CODE-NEXT: Stmt_bb2(32 * b0 + t0);
36
37; RUN: opt %loadPolly -polly-codegen-ppcg -S < %s | \
38; RUN: FileCheck %s -check-prefix=IR
39
40; KERNEL-IR: kernel
41
42; IR: br i1 false, label %polly.start, label %bb1
43
44target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
45
46define void @foo(i64* %A, i64* %B) {
47bb:
48  br label %bb1
49
50bb1:                                              ; preds = %bb10, %bb
51  %i.0 = phi i64 [ 0, %bb ], [ %tmp11, %bb10 ]
52  %exitcond = icmp ne i64 %i.0, 1024
53  br i1 %exitcond, label %bb2, label %bb12
54
55bb2:                                              ; preds = %bb1
56  %tmp = getelementptr inbounds i64, i64* %B, i64 %i.0
57  %tmp3 = load i64, i64* %tmp, align 8
58  %tmp4 = getelementptr inbounds i64, i64* %B, i64 %i.0
59  %tmp5 = ptrtoint i64* %tmp4 to i64
60  %tmp6 = add nsw i64 %tmp3, %tmp5
61  %tmp7 = getelementptr inbounds i64, i64* %A, i64 %i.0
62  %tmp8 = load i64, i64* %tmp7, align 8
63  %tmp9 = add nsw i64 %tmp8, %tmp6
64  store i64 %tmp9, i64* %tmp7, align 8
65  br label %bb10
66
67bb10:                                             ; preds = %bb2
68  %tmp11 = add nuw nsw i64 %i.0, 1
69  br label %bb1
70
71bb12:                                             ; preds = %bb1
72  ret void
73}
74