; RUN: llc -mtriple=arm64 -global-isel=0 -fast-isel=0         -relocation-model=pic -o - %s \
; RUN:   -mcpu=cyclone -mattr=+pauth -mattr=+fpac | FileCheck --check-prefixes=CHECK,NOTRAP %s
; RUN: llc -mtriple=arm64 -global-isel=0 -fast-isel=0         -relocation-model=pic -o - %s \
; RUN:   -mcpu=cyclone -mattr=+pauth              | FileCheck --check-prefixes=CHECK,TRAP %s

; RUN: llc -mtriple=arm64 -global-isel=0 -fast-isel=1         -relocation-model=pic -o - %s \
; RUN:   -mcpu=cyclone -mattr=+pauth -mattr=+fpac | FileCheck --check-prefixes=CHECK,NOTRAP %s
; RUN: llc -mtriple=arm64 -global-isel=0 -fast-isel=1         -relocation-model=pic -o - %s \
; RUN:   -mcpu=cyclone -mattr=+pauth              | FileCheck --check-prefixes=CHECK,TRAP %s

; RUN: llc -mtriple=arm64 -global-isel=1 -global-isel-abort=1 -relocation-model=pic -o - %s \
; RUN:   -mcpu=cyclone -mattr=+pauth -mattr=+fpac | FileCheck --check-prefixes=CHECK,NOTRAP %s
; RUN: llc -mtriple=arm64 -global-isel=1 -global-isel-abort=1 -relocation-model=pic -o - %s \
; RUN:   -mcpu=cyclone -mattr=+pauth              | FileCheck --check-prefixes=CHECK,TRAP %s

;; Note: for FastISel, we fall back to SelectionDAG

@var8 = external global i8, align 1

define i8 @test_i8(i8 %new) {
  %val = load i8, ptr @var8, align 1
  store i8 %new, ptr @var8
  ret i8 %val

; CHECK-LABEL: test_i8:
; CHECK:         adrp  x17, :got_auth:var8
; CHECK-NEXT:    add   x17, x17, :got_auth_lo12:var8
; NOTRAP-NEXT:   ldr   x9,  [x17]
; NOTRAP-NEXT:   autda x9,  x17
; TRAP-NEXT:     ldr   x16, [x17]
; TRAP-NEXT:     autda x16, x17
; TRAP-NEXT:     mov   x17, x16
; TRAP-NEXT:     xpacd x17
; TRAP-NEXT:     cmp   x16, x17
; TRAP-NEXT:     b.eq  .Lauth_success_0
; TRAP-NEXT:     brk   #0xc472
; TRAP-NEXT:   .Lauth_success_0:
; TRAP-NEXT:     mov   x9,  x16
; CHECK-NEXT:    ldrb  w8,  [x9]
; CHECK-NEXT:    strb  w0,  [x9]
; CHECK-NEXT:    mov   x0,  x8
; CHECK-NEXT:    ret
}

!llvm.module.flags = !{!0}
!0 = !{i32 8, !"ptrauth-elf-got", i32 1}