1 ; RUN: sed -e "s/ATTR//" %s | llc -mtriple=x86_64-linux -safestack-use-pointer-address | FileCheck --check-prefix=INLINE %s 2 ; RUN: sed -e "s/ATTR/noinline/" %s | llc -mtriple=x86_64-linux -safestack-use-pointer-address | FileCheck --check-prefix=CALL %s 3 4 @p = external thread_local global i8*, align 8 5 6 define nonnull i8** @__safestack_pointer_address() local_unnamed_addr ATTR { 7 entry: 8 ret i8** @p 9 } 10 11 define void @_Z1fv() safestack { 12 entry: 13 %x = alloca i32, align 4 14 %0 = bitcast i32* %x to i8* 15 call void @_Z7CapturePi(i32* nonnull %x) 16 ret void 17 } 18 19 declare void @_Z7CapturePi(i32*) 20 21 ; INLINE: movq p@GOTTPOFF(%rip), %[[A:.*]] 22 ; INLINE: movq %fs:(%[[A]]), %[[B:.*]] 23 ; INLINE: leaq -16(%[[B]]), %[[C:.*]] 24 ; INLINE: movq %[[C]], %fs:(%[[A]]) 25 26 ; CALL: callq __safestack_pointer_address 27 ; CALL: movq %rax, %[[A:.*]] 28 ; CALL: movq (%rax), %[[B:.*]] 29 ; CALL: leaq -16(%[[B]]), %[[C:.*]] 30 ; CALL: movq %[[C]], (%[[A]]) 31
