| |
| # First, establish that certain !prof labels are attached to the expected |
| # functions and branching instructions. |
| |
| CHECK: define void @function_called_twice(i32 {{.*}} !prof [[function_called_twice_id:![0-9]+]] { |
| CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !prof [[branch_weights0:![0-9]+]] |
| |
| CHECK: define void @function_called_42_times(i32{{.*}} %c) {{.*}} !prof [[function_called_42_times_id:![0-9]+]] { |
| CHECK: switch i32 %c, label {{.*}} [ |
| CHECK-NEXT: i32 97, label {{.*}} |
| CHECK-NEXT: i32 98, label {{.*}} |
| CHECK-NEXT: ], !prof [[branch_weights1:![0-9]+]] |
| |
| CHECK: define void @function_called_never(i32 {{.*}} !prof [[function_called_never_id:![0-9]+]] { |
| |
| |
| |
| # Now check that those !prof tags hold the expected counts |
| |
| CHECK: [[function_called_twice_id]] = !{!"function_entry_count", i64 2} |
| CHECK: [[branch_weights0]] = !{!"branch_weights", i32 2, i32 0} |
| CHECK: [[function_called_42_times_id]] = !{!"function_entry_count", i64 42} |
| CHECK: [[branch_weights1]] = !{!"branch_weights", i32 2, i32 12, i32 28} |
| CHECK: [[function_called_never_id]] = !{!"function_entry_count", i64 0} |
