| ; RUN: sed -e "s/ATTR//" %s | llc -mtriple=x86_64-linux -safestack-use-pointer-address | FileCheck --check-prefix=INLINE %s |
| ; RUN: sed -e "s/ATTR/noinline/" %s | llc -mtriple=x86_64-linux -safestack-use-pointer-address | FileCheck --check-prefix=CALL %s |
| |
| @p = external thread_local global ptr, align 8 |
| |
| define nonnull ptr @__safestack_pointer_address() local_unnamed_addr ATTR { |
| entry: |
| ret ptr @p |
| } |
| |
| define void @_Z1fv() safestack { |
| entry: |
| %x = alloca i32, align 4 |
| call void @_Z7CapturePi(ptr nonnull %x) |
| ret void |
| } |
| |
| declare void @_Z7CapturePi(ptr) |
| |
| ; INLINE: movq p@GOTTPOFF(%rip), %[[A:.*]] |
| ; INLINE: movq %fs:(%[[A]]), %[[B:.*]] |
| ; INLINE: leaq -16(%[[B]]), %[[C:.*]] |
| ; INLINE: movq %[[C]], %fs:(%[[A]]) |
| |
| ; CALL: callq __safestack_pointer_address |
| ; CALL: movq %rax, %[[A:.*]] |
| ; CALL: movq (%rax), %[[B:.*]] |
| ; CALL: leaq -16(%[[B]]), %[[C:.*]] |
| ; CALL: movq %[[C]], (%[[A]]) |