; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 ; RUN: llc --force-dwarf-frame-section %s -o - | FileCheck %s ; RUN: llc --filetype=obj %s -o - | llvm-readelf -u - | FileCheck %s --check-prefix=UNWIND target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64" target triple = "thumbv8.1m.main-arm-unknown-eabi" ; Check the function starts with `pacbti` and correct unwind info is emitted define hidden i32 @_Z1fi(i32 %x) "sign-return-address"="non-leaf" "sign-return-address-key"="a_key" "branch-target-enforcement" { ; CHECK-LABEL: _Z1fi: ; CHECK: .cfi_sections .debug_frame ; CHECK-NEXT: .cfi_startproc ; CHECK-NEXT: @ %bb.0: @ %entry ; CHECK-NEXT: pacbti r12, lr, sp ; CHECK-NEXT: .save {r7, ra_auth_code, lr} ; CHECK-NEXT: push.w {r7, r12, lr} ; CHECK-NEXT: .cfi_def_cfa_offset 12 ; CHECK-NEXT: .cfi_offset lr, -4 ; CHECK-NEXT: .cfi_offset ra_auth_code, -8 ; CHECK-NEXT: .cfi_offset r7, -12 ; CHECK-NEXT: .pad #4 ; CHECK-NEXT: sub sp, #4 ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: adds r0, #1 ; CHECK-NEXT: bl _Z1gi ; CHECK-NEXT: subs r0, #1 ; CHECK-NEXT: add sp, #4 ; CHECK-NEXT: pop.w {r7, r12, lr} ; CHECK-NEXT: aut r12, lr, sp ; CHECK-NEXT: bx lr entry: %add = add nsw i32 %x, 1 %call = tail call i32 @_Z1gi(i32 %add) %sub = add nsw i32 %call, -1 ret i32 %sub } declare dso_local i32 @_Z1gi(i32) ; UNWIND-LABEL: Opcodes [ ; UNWIND-NEXT: 0x00 ; vsp = vsp + 4 ; UNWIND-NEXT: 0x80 0x08 ; pop {r7} ; UNWIND-NEXT: 0xB4 ; pop ra_auth_code ; UNWIND-NEXT: 0x84 0x00 ; pop {lr}