| Michael Kruse | cba47b4 | 2018-08-03 04:42:52 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++11 -emit-llvm -o - %s | FileCheck %s |
| 2 | |
| 3 | // Verify that the inner access is tagged with a parallel_loop_access |
| 4 | // for the inner and outer loop using a list. |
| 5 | void vectorize_nested_test(int *List, int Length) { |
| 6 | #pragma clang loop vectorize(assume_safety) interleave(disable) unroll(disable) |
| 7 | for (int i = 0; i < Length; ++i) { |
| 8 | #pragma clang loop vectorize(assume_safety) interleave(disable) unroll(disable) |
| 9 | for (int j = 0; j < Length; ++j) |
| 10 | List[i * Length + j] = (i + j) * 2; |
| 11 | } |
| 12 | } |
| 13 | |
| 14 | // CHECK: %[[MUL:.+]] = mul |
| 15 | // CHECK: store i32 %[[MUL]], i32* %{{.+}}, !llvm.mem.parallel_loop_access ![[PARALLEL_LIST:[0-9]+]] |
| 16 | // CHECK: br label %{{.+}}, !llvm.loop ![[INNER_LOOPID:[0-9]+]] |
| 17 | // CHECK: br label %{{.+}}, !llvm.loop ![[OUTER_LOOPID:[0-9]+]] |
| 18 | |
| 19 | // CHECK: ![[OUTER_LOOPID]] = distinct !{![[OUTER_LOOPID]], |
| 20 | // CHECK: ![[PARALLEL_LIST]] = !{![[OUTER_LOOPID]], ![[INNER_LOOPID]]} |
| 21 | // CHECK: ![[INNER_LOOPID]] = distinct !{![[INNER_LOOPID]], |