1 | // RUN: %clang_cc1 -emit-llvm -O0 -cl-std=CL2.0 -o - %s | FileCheck %s |
2 | // RUN: %clang_cc1 -emit-llvm -O0 -cl-std=CL1.2 -o - %s | FileCheck %s |
3 | |
4 | /*** for ***/ |
5 | void for_count() |
6 | { |
7 | // CHECK-LABEL: for_count |
8 | __attribute__((opencl_unroll_hint(8))) |
9 | for( int i = 0; i < 1000; ++i); |
10 | // CHECK: br label %{{.*}}, !llvm.loop ![[FOR_COUNT:.*]] |
11 | } |
12 | |
13 | void for_disable() |
14 | { |
15 | // CHECK-LABEL: for_disable |
16 | __attribute__((opencl_unroll_hint(1))) |
17 | for( int i = 0; i < 1000; ++i); |
18 | // CHECK: br label %{{.*}}, !llvm.loop ![[FOR_DISABLE:.*]] |
19 | } |
20 | |
21 | void for_enable() |
22 | { |
23 | // CHECK-LABEL: for_enable |
24 | __attribute__((opencl_unroll_hint)) |
25 | for( int i = 0; i < 1000; ++i); |
26 | // CHECK: br label %{{.*}}, !llvm.loop ![[FOR_ENABLE:.*]] |
27 | } |
28 | |
29 | /*** while ***/ |
30 | void while_count() |
31 | { |
32 | // CHECK-LABEL: while_count |
33 | int i = 1000; |
34 | __attribute__((opencl_unroll_hint(8))) |
35 | while(i-->0); |
36 | // CHECK: br label %{{.*}}, !llvm.loop ![[WHILE_COUNT:.*]] |
37 | } |
38 | |
39 | void while_disable() |
40 | { |
41 | // CHECK-LABEL: while_disable |
42 | int i = 1000; |
43 | __attribute__((opencl_unroll_hint(1))) |
44 | while(i-->0); |
45 | // CHECK: br label %{{.*}}, !llvm.loop ![[WHILE_DISABLE:.*]] |
46 | } |
47 | |
48 | void while_enable() |
49 | { |
50 | // CHECK-LABEL: while_enable |
51 | int i = 1000; |
52 | __attribute__((opencl_unroll_hint)) |
53 | while(i-->0); |
54 | // CHECK: br label %{{.*}}, !llvm.loop ![[WHILE_ENABLE:.*]] |
55 | } |
56 | |
57 | /*** do ***/ |
58 | void do_count() |
59 | { |
60 | // CHECK-LABEL: do_count |
61 | int i = 1000; |
62 | __attribute__((opencl_unroll_hint(8))) |
63 | do {} while(i--> 0); |
64 | // CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}, !llvm.loop ![[DO_COUNT:.*]] |
65 | } |
66 | |
67 | void do_disable() |
68 | { |
69 | // CHECK-LABEL: do_disable |
70 | int i = 1000; |
71 | __attribute__((opencl_unroll_hint(1))) |
72 | do {} while(i--> 0); |
73 | // CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}, !llvm.loop ![[DO_DISABLE:.*]] |
74 | } |
75 | |
76 | void do_enable() |
77 | { |
78 | // CHECK-LABEL: do_enable |
79 | int i = 1000; |
80 | __attribute__((opencl_unroll_hint)) |
81 | do {} while(i--> 0); |
82 | // CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}, !llvm.loop ![[DO_ENABLE:.*]] |
83 | } |
84 | |
85 | |
86 | // CHECK: ![[FOR_COUNT]] = distinct !{![[FOR_COUNT]], ![[COUNT:.*]]} |
87 | // CHECK: ![[COUNT]] = !{!"llvm.loop.unroll.count", i32 8} |
88 | // CHECK: ![[FOR_DISABLE]] = distinct !{![[FOR_DISABLE]], ![[DISABLE:.*]]} |
89 | // CHECK: ![[DISABLE]] = !{!"llvm.loop.unroll.disable"} |
90 | // CHECK: ![[FOR_ENABLE]] = distinct !{![[FOR_ENABLE]], ![[ENABLE:.*]]} |
91 | // CHECK: ![[ENABLE]] = !{!"llvm.loop.unroll.enable"} |
92 | // CHECK: ![[WHILE_COUNT]] = distinct !{![[WHILE_COUNT]], ![[COUNT]]} |
93 | // CHECK: ![[WHILE_DISABLE]] = distinct !{![[WHILE_DISABLE]], ![[DISABLE]]} |
94 | // CHECK: ![[WHILE_ENABLE]] = distinct !{![[WHILE_ENABLE]], ![[ENABLE]]} |
95 | // CHECK: ![[DO_COUNT]] = distinct !{![[DO_COUNT]], ![[COUNT]]} |
96 | // CHECK: ![[DO_DISABLE]] = distinct !{![[DO_DISABLE]], ![[DISABLE]]} |
97 | // CHECK: ![[DO_ENABLE]] = distinct !{![[DO_ENABLE]], ![[ENABLE]]} |
98 | |