| Fangrui Song | a44c434 | 2020-01-04 15:39:19 -0800 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple aarch64 -emit-llvm %s -o - | FileCheck %s |
| Fangrui Song | f17ae66 | 2020-01-04 16:58:11 -0800 | [diff] [blame] | 2 | // RUN: %clang_cc1 -triple x86_64 -emit-llvm %s -fpatchable-function-entry=1 -o - | FileCheck --check-prefixes=CHECK,OPT %s |
| Fangrui Song | a44c434 | 2020-01-04 15:39:19 -0800 | [diff] [blame] | 3 | |
| Fangrui Song | dbc96b5 | 2020-02-03 10:09:39 -0800 | [diff] [blame] | 4 | // CHECK: define void @f0() #0 |
| Fangrui Song | a44c434 | 2020-01-04 15:39:19 -0800 | [diff] [blame] | 5 | __attribute__((patchable_function_entry(0))) void f0() {} |
| 6 | |
| Fangrui Song | dbc96b5 | 2020-02-03 10:09:39 -0800 | [diff] [blame] | 7 | // CHECK: define void @f00() #0 |
| Fangrui Song | a44c434 | 2020-01-04 15:39:19 -0800 | [diff] [blame] | 8 | __attribute__((patchable_function_entry(0, 0))) void f00() {} |
| 9 | |
| Fangrui Song | dbc96b5 | 2020-02-03 10:09:39 -0800 | [diff] [blame] | 10 | // CHECK: define void @f2() #1 |
| Fangrui Song | a44c434 | 2020-01-04 15:39:19 -0800 | [diff] [blame] | 11 | __attribute__((patchable_function_entry(2))) void f2() {} |
| 12 | |
| Fangrui Song | dbc96b5 | 2020-02-03 10:09:39 -0800 | [diff] [blame] | 13 | // CHECK: define void @f20() #1 |
| Fangrui Song | a44c434 | 2020-01-04 15:39:19 -0800 | [diff] [blame] | 14 | __attribute__((patchable_function_entry(2, 0))) void f20() {} |
| 15 | |
| Fangrui Song | dbc96b5 | 2020-02-03 10:09:39 -0800 | [diff] [blame] | 16 | // CHECK: define void @f20decl() #1 |
| Fangrui Song | a44c434 | 2020-01-04 15:39:19 -0800 | [diff] [blame] | 17 | __attribute__((patchable_function_entry(2, 0))) void f20decl(); |
| 18 | void f20decl() {} |
| 19 | |
| Fangrui Song | dbc96b5 | 2020-02-03 10:09:39 -0800 | [diff] [blame] | 20 | // CHECK: define void @f44() #2 |
| Fangrui Song | 69bf40c | 2020-01-20 14:30:06 -0800 | [diff] [blame] | 21 | __attribute__((patchable_function_entry(4, 4))) void f44() {} |
| 22 | |
| Fangrui Song | dbc96b5 | 2020-02-03 10:09:39 -0800 | [diff] [blame] | 23 | // CHECK: define void @f52() #3 |
| Fangrui Song | 69bf40c | 2020-01-20 14:30:06 -0800 | [diff] [blame] | 24 | __attribute__((patchable_function_entry(5, 2))) void f52() {} |
| 25 | |
| Fangrui Song | dbc96b5 | 2020-02-03 10:09:39 -0800 | [diff] [blame] | 26 | // OPT: define void @f() #4 |
| Fangrui Song | f17ae66 | 2020-01-04 16:58:11 -0800 | [diff] [blame] | 27 | void f() {} |
| 28 | |
| Fangrui Song | 69bf40c | 2020-01-20 14:30:06 -0800 | [diff] [blame] | 29 | /// No need to emit "patchable-function-entry"="0" |
| 30 | // CHECK: attributes #0 = { {{.*}} |
| 31 | // CHECK-NOT: "patchable-function-entry" |
| 32 | |
| Fangrui Song | a44c434 | 2020-01-04 15:39:19 -0800 | [diff] [blame] | 33 | // CHECK: attributes #1 = { {{.*}} "patchable-function-entry"="2" |
| Fangrui Song | 69bf40c | 2020-01-20 14:30:06 -0800 | [diff] [blame] | 34 | // CHECK: attributes #2 = { {{.*}} "patchable-function-entry"="0" "patchable-function-prefix"="4" |
| 35 | // CHECK: attributes #3 = { {{.*}} "patchable-function-entry"="3" "patchable-function-prefix"="2" |
| 36 | // OPT: attributes #4 = { {{.*}} "patchable-function-entry"="1" |