llvm-project/llvm/test/CodeGen/AArch64/patchable-function-entry-bti.ll

24 lines
697 B
LLVM

; RUN: llc -mtriple=aarch64 %s -o - | FileCheck --check-prefixes=CHECK %s
define i32 @f0() "patchable-function-entry"="0" "branch-target-enforcement" {
; CHECK-LABEL: f0:
; CHECK-NEXT: .Lfunc_begin0:
; CHECK: %bb.0:
; CHECK-NEXT: hint #34
; CHECK-NEXT: mov w0, wzr
; CHECK-NOT: .section __patchable_function_entries
ret i32 0
}
define i32 @f1() "patchable-function-entry"="1" "branch-target-enforcement" {
; CHECK-LABEL: f1:
; CHECK-NEXT: .Lfunc_begin1:
; CHECK: hint #34
; CHECK-NEXT: nop
; CHECK-NEXT: mov w0, wzr
; CHECK: .section __patchable_function_entries,"awo",@progbits,f1,unique,0
; CHECK-NEXT: .p2align 3
; CHECK-NEXT: .xword .Lfunc_begin1
ret i32 0
}